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linux-davinci
Commit 94e0fb08 authored by Linus Torvalds's avatar Linus Torvalds
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Merge branch 'drm-intel-next' of git://git.kernel.org/pub/scm/linux/kernel/git/anholt/drm-intel 

* 'drm-intel-next' of git://git.kernel.org/pub/scm/linux/kernel/git/anholt/drm-intel: (57 commits)
  drm/i915: Handle ERESTARTSYS during page fault
  drm/i915: Warn before mmaping a purgeable buffer.
  drm/i915: Track purged state.
  drm/i915: Remove eviction debug spam
  drm/i915: Immediately discard any backing storage for uneeded objects
  drm/i915: Do not mis-classify clean objects as purgeable
  drm/i915: Whitespace correction for madv
  drm/i915: BUG_ON page refleak during unbind
  drm/i915: Search harder for a reusable object
  drm/i915: Clean up evict from list.
  drm/i915: Add tracepoints
  drm/i915: framebuffer compression for GM45+
  drm/i915: split display functions by chip type
  drm/i915: Skip the sanity checks if the current relocation is valid
  drm/i915: Check that the relocation points to within the target
  drm/i915: correct FBC update when pipe base update occurs
  drm/i915: blacklist Acer AspireOne lid status
  ACPI: make ACPI button funcs no-ops if not built in
  drm/i915: prevent FIFO calculation overflows on 32 bits with high dotclocks
  drm/i915: intel_display.c handle latency variable efficiently
  ...

Fix up trivial conflicts in drivers/gpu/drm/i915/{i915_dma.c|i915_drv.h}
parents b7f21bb2 c715089f
Hide whitespace changes
Inline Side-by-side
Showing with 2811 additions and 460 deletions
arch/x86/mm/pageattr.c
View file @ 94e0fb08
......@@ -144,6 +144,7 @@ void clflush_cache_range(void *vaddr, unsigned int size)
mb();
}
EXPORT_SYMBOL_GPL(clflush_cache_range);
static void __cpa_flush_all(void *arg)
{
......
drivers/acpi/button.c
View file @ 94e0fb08
......@@ -115,6 +115,9 @@ static const struct file_operations acpi_button_state_fops = {
.release = single_release,
};
static BLOCKING_NOTIFIER_HEAD(acpi_lid_notifier);
static struct acpi_device *lid_device;
/* --------------------------------------------------------------------------
FS Interface (/proc)
-------------------------------------------------------------------------- */
......@@ -231,11 +234,38 @@ static int acpi_button_remove_fs(struct acpi_device *device)
/* --------------------------------------------------------------------------
Driver Interface
-------------------------------------------------------------------------- */
int acpi_lid_notifier_register(struct notifier_block *nb)
{
return blocking_notifier_chain_register(&acpi_lid_notifier, nb);
}
EXPORT_SYMBOL(acpi_lid_notifier_register);
int acpi_lid_notifier_unregister(struct notifier_block *nb)
{
return blocking_notifier_chain_unregister(&acpi_lid_notifier, nb);
}
EXPORT_SYMBOL(acpi_lid_notifier_unregister);
int acpi_lid_open(void)
{
acpi_status status;
unsigned long long state;
status = acpi_evaluate_integer(lid_device->handle, "_LID", NULL,
&state);
if (ACPI_FAILURE(status))
return -ENODEV;
return !!state;
}
EXPORT_SYMBOL(acpi_lid_open);
static int acpi_lid_send_state(struct acpi_device *device)
{
struct acpi_button *button = acpi_driver_data(device);
unsigned long long state;
acpi_status status;
int ret;
status = acpi_evaluate_integer(device->handle, "_LID", NULL, &state);
if (ACPI_FAILURE(status))
......@@ -244,7 +274,12 @@ static int acpi_lid_send_state(struct acpi_device *device)
/* input layer checks if event is redundant */
input_report_switch(button->input, SW_LID, !state);
input_sync(button->input);
return 0;
ret = blocking_notifier_call_chain(&acpi_lid_notifier, state, device);
if (ret == NOTIFY_DONE)
ret = blocking_notifier_call_chain(&acpi_lid_notifier, state,
device);
return ret;
}
static void acpi_button_notify(struct acpi_device *device, u32 event)
......@@ -366,8 +401,14 @@ static int acpi_button_add(struct acpi_device *device)
error = input_register_device(input);
if (error)
goto err_remove_fs;
if (button->type == ACPI_BUTTON_TYPE_LID)
if (button->type == ACPI_BUTTON_TYPE_LID) {
acpi_lid_send_state(device);
/*
* This assumes there's only one lid device, or if there are
* more we only care about the last one...
*/
lid_device = device;
}
if (device->wakeup.flags.valid) {
/* Button's GPE is run-wake GPE */
......
drivers/char/agp/intel-agp.c
View file @ 94e0fb08
......@@ -46,6 +46,8 @@
#define PCI_DEVICE_ID_INTEL_Q35_IG 0x29B2
#define PCI_DEVICE_ID_INTEL_Q33_HB 0x29D0
#define PCI_DEVICE_ID_INTEL_Q33_IG 0x29D2
#define PCI_DEVICE_ID_INTEL_B43_HB 0x2E40
#define PCI_DEVICE_ID_INTEL_B43_IG 0x2E42
#define PCI_DEVICE_ID_INTEL_GM45_HB 0x2A40
#define PCI_DEVICE_ID_INTEL_GM45_IG 0x2A42
#define PCI_DEVICE_ID_INTEL_IGD_E_HB 0x2E00
......@@ -91,6 +93,7 @@
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_G45_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_GM45_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_G41_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_B43_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDNG_D_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDNG_M_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDNG_MA_HB)
......@@ -804,23 +807,39 @@ static void intel_i830_setup_flush(void)
if (!intel_private.i8xx_page)
return;
/* make page uncached */
map_page_into_agp(intel_private.i8xx_page);
intel_private.i8xx_flush_page = kmap(intel_private.i8xx_page);
if (!intel_private.i8xx_flush_page)
intel_i830_fini_flush();
}
static void
do_wbinvd(void *null)
{
wbinvd();
}
/* The chipset_flush interface needs to get data that has already been
* flushed out of the CPU all the way out to main memory, because the GPU
* doesn't snoop those buffers.
*
* The 8xx series doesn't have the same lovely interface for flushing the
* chipset write buffers that the later chips do. According to the 865
* specs, it's 64 octwords, or 1KB. So, to get those previous things in
* that buffer out, we just fill 1KB and clflush it out, on the assumption
* that it'll push whatever was in there out. It appears to work.
*/
static void intel_i830_chipset_flush(struct agp_bridge_data *bridge)
{
unsigned int *pg = intel_private.i8xx_flush_page;
int i;
for (i = 0; i < 256; i += 2)
*(pg + i) = i;
memset(pg, 0, 1024);
wmb();
if (cpu_has_clflush) {
clflush_cache_range(pg, 1024);
} else {
if (on_each_cpu(do_wbinvd, NULL, 1) != 0)
printk(KERN_ERR "Timed out waiting for cache flush.\n");
}
}
/* The intel i830 automatically initializes the agp aperture during POST.
......@@ -1341,6 +1360,7 @@ static void intel_i965_get_gtt_range(int *gtt_offset, int *gtt_size)
case PCI_DEVICE_ID_INTEL_Q45_HB:
case PCI_DEVICE_ID_INTEL_G45_HB:
case PCI_DEVICE_ID_INTEL_G41_HB:
case PCI_DEVICE_ID_INTEL_B43_HB:
case PCI_DEVICE_ID_INTEL_IGDNG_D_HB:
case PCI_DEVICE_ID_INTEL_IGDNG_M_HB:
case PCI_DEVICE_ID_INTEL_IGDNG_MA_HB:
......@@ -2335,6 +2355,8 @@ static const struct intel_driver_description {
"Q45/Q43", NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_G45_HB, PCI_DEVICE_ID_INTEL_G45_IG, 0,
"G45/G43", NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_B43_HB, PCI_DEVICE_ID_INTEL_B43_IG, 0,
"B43", NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_G41_HB, PCI_DEVICE_ID_INTEL_G41_IG, 0,
"G41", NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_IGDNG_D_HB, PCI_DEVICE_ID_INTEL_IGDNG_D_IG, 0,
......@@ -2535,6 +2557,7 @@ static struct pci_device_id agp_intel_pci_table[] = {
ID(PCI_DEVICE_ID_INTEL_Q45_HB),
ID(PCI_DEVICE_ID_INTEL_G45_HB),
ID(PCI_DEVICE_ID_INTEL_G41_HB),
ID(PCI_DEVICE_ID_INTEL_B43_HB),
ID(PCI_DEVICE_ID_INTEL_IGDNG_D_HB),
ID(PCI_DEVICE_ID_INTEL_IGDNG_M_HB),
ID(PCI_DEVICE_ID_INTEL_IGDNG_MA_HB),
......
drivers/gpu/drm/Kconfig
View file @ 94e0fb08
......@@ -102,6 +102,7 @@ config DRM_I915
select BACKLIGHT_CLASS_DEVICE if ACPI
select INPUT if ACPI
select ACPI_VIDEO if ACPI
select ACPI_BUTTON if ACPI
help
Choose this option if you have a system that has Intel 830M, 845G,
852GM, 855GM 865G or 915G integrated graphics. If M is selected, the
......
drivers/gpu/drm/drm_gem.c
View file @ 94e0fb08
......@@ -142,6 +142,19 @@ drm_gem_object_alloc(struct drm_device *dev, size_t size)
if (IS_ERR(obj->filp))
goto free;
/* Basically we want to disable the OOM killer and handle ENOMEM
* ourselves by sacrificing pages from cached buffers.
* XXX shmem_file_[gs]et_gfp_mask()
*/
mapping_set_gfp_mask(obj->filp->f_path.dentry->d_inode->i_mapping,
GFP_HIGHUSER |
__GFP_COLD |
__GFP_FS |
__GFP_RECLAIMABLE |
__GFP_NORETRY |
__GFP_NOWARN |
__GFP_NOMEMALLOC);
kref_init(&obj->refcount);
kref_init(&obj->handlecount);
obj->size = size;
......
drivers/gpu/drm/i915/Makefile
View file @ 94e0fb08
......@@ -9,6 +9,7 @@ i915-y := i915_drv.o i915_dma.o i915_irq.o i915_mem.o \
i915_gem.o \
i915_gem_debug.o \
i915_gem_tiling.o \
i915_trace_points.o \
intel_display.o \
intel_crt.o \
intel_lvds.o \
......
drivers/gpu/drm/i915/i915_debugfs.c
View file @ 94e0fb08
......@@ -96,11 +96,13 @@ static int i915_gem_object_list_info(struct seq_file *m, void *data)
{
struct drm_gem_object *obj = obj_priv->obj;
seq_printf(m, " %p: %s %08x %08x %d",
seq_printf(m, " %p: %s %8zd %08x %08x %d %s",
obj,
get_pin_flag(obj_priv),
obj->size,
obj->read_domains, obj->write_domain,
obj_priv->last_rendering_seqno);
obj_priv->last_rendering_seqno,
obj_priv->dirty ? "dirty" : "");
if (obj->name)
seq_printf(m, " (name: %d)", obj->name);
......
drivers/gpu/drm/i915/i915_dma.c
View file @ 94e0fb08
......@@ -33,6 +33,7 @@
#include "intel_drv.h"
#include "i915_drm.h"
#include "i915_drv.h"
#include "i915_trace.h"
#include <linux/vgaarb.h>
/* Really want an OS-independent resettable timer. Would like to have
......@@ -50,14 +51,18 @@ int i915_wait_ring(struct drm_device * dev, int n, const char *caller)
u32 last_head = I915_READ(PRB0_HEAD) & HEAD_ADDR;
int i;
trace_i915_ring_wait_begin (dev);
for (i = 0; i < 100000; i++) {
ring->head = I915_READ(PRB0_HEAD) & HEAD_ADDR;
acthd = I915_READ(acthd_reg);
ring->space = ring->head - (ring->tail + 8);
if (ring->space < 0)
ring->space += ring->Size;
if (ring->space >= n)
if (ring->space >= n) {
trace_i915_ring_wait_end (dev);
return 0;
}
if (dev->primary->master) {
struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv;
......@@ -77,6 +82,7 @@ int i915_wait_ring(struct drm_device * dev, int n, const char *caller)
}
trace_i915_ring_wait_end (dev);
return -EBUSY;
}
......@@ -922,7 +928,8 @@ static int i915_get_bridge_dev(struct drm_device *dev)
* how much was set aside so we can use it for our own purposes.
*/
static int i915_probe_agp(struct drm_device *dev, uint32_t *aperture_size,
uint32_t *preallocated_size)
uint32_t *preallocated_size,
uint32_t *start)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u16 tmp = 0;
......@@ -1009,10 +1016,159 @@ static int i915_probe_agp(struct drm_device *dev, uint32_t *aperture_size,
return -1;
}
*preallocated_size = stolen - overhead;
*start = overhead;
return 0;
}
#define PTE_ADDRESS_MASK 0xfffff000
#define PTE_ADDRESS_MASK_HIGH 0x000000f0 /* i915+ */
#define PTE_MAPPING_TYPE_UNCACHED (0 << 1)
#define PTE_MAPPING_TYPE_DCACHE (1 << 1) /* i830 only */
#define PTE_MAPPING_TYPE_CACHED (3 << 1)
#define PTE_MAPPING_TYPE_MASK (3 << 1)
#define PTE_VALID (1 << 0)
/**
* i915_gtt_to_phys - take a GTT address and turn it into a physical one
* @dev: drm device
* @gtt_addr: address to translate
*
* Some chip functions require allocations from stolen space but need the
* physical address of the memory in question. We use this routine
* to get a physical address suitable for register programming from a given
* GTT address.
*/
static unsigned long i915_gtt_to_phys(struct drm_device *dev,
unsigned long gtt_addr)
{
unsigned long *gtt;
unsigned long entry, phys;
int gtt_bar = IS_I9XX(dev) ? 0 : 1;
int gtt_offset, gtt_size;
if (IS_I965G(dev)) {
if (IS_G4X(dev) || IS_IGDNG(dev)) {
gtt_offset = 2*1024*1024;
gtt_size = 2*1024*1024;
} else {
gtt_offset = 512*1024;
gtt_size = 512*1024;
}
} else {
gtt_bar = 3;
gtt_offset = 0;
gtt_size = pci_resource_len(dev->pdev, gtt_bar);
}
gtt = ioremap_wc(pci_resource_start(dev->pdev, gtt_bar) + gtt_offset,
gtt_size);
if (!gtt) {
DRM_ERROR("ioremap of GTT failed\n");
return 0;
}
entry = *(volatile u32 *)(gtt + (gtt_addr / 1024));
DRM_DEBUG("GTT addr: 0x%08lx, PTE: 0x%08lx\n", gtt_addr, entry);
/* Mask out these reserved bits on this hardware. */
if (!IS_I9XX(dev) || IS_I915G(dev) || IS_I915GM(dev) ||
IS_I945G(dev) || IS_I945GM(dev)) {
entry &= ~PTE_ADDRESS_MASK_HIGH;
}
/* If it's not a mapping type we know, then bail. */
if ((entry & PTE_MAPPING_TYPE_MASK) != PTE_MAPPING_TYPE_UNCACHED &&
(entry & PTE_MAPPING_TYPE_MASK) != PTE_MAPPING_TYPE_CACHED) {
iounmap(gtt);
return 0;
}
if (!(entry & PTE_VALID)) {
DRM_ERROR("bad GTT entry in stolen space\n");
iounmap(gtt);
return 0;
}
iounmap(gtt);
phys =(entry & PTE_ADDRESS_MASK) |
((uint64_t)(entry & PTE_ADDRESS_MASK_HIGH) << (32 - 4));
DRM_DEBUG("GTT addr: 0x%08lx, phys addr: 0x%08lx\n", gtt_addr, phys);
return phys;
}
static void i915_warn_stolen(struct drm_device *dev)
{
DRM_ERROR("not enough stolen space for compressed buffer, disabling\n");
DRM_ERROR("hint: you may be able to increase stolen memory size in the BIOS to avoid this\n");
}
static void i915_setup_compression(struct drm_device *dev, int size)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_mm_node *compressed_fb, *compressed_llb;
unsigned long cfb_base, ll_base;
/* Leave 1M for line length buffer & misc. */
compressed_fb = drm_mm_search_free(&dev_priv->vram, size, 4096, 0);
if (!compressed_fb) {
i915_warn_stolen(dev);
return;
}
compressed_fb = drm_mm_get_block(compressed_fb, size, 4096);
if (!compressed_fb) {
i915_warn_stolen(dev);
return;
}
cfb_base = i915_gtt_to_phys(dev, compressed_fb->start);
if (!cfb_base) {
DRM_ERROR("failed to get stolen phys addr, disabling FBC\n");
drm_mm_put_block(compressed_fb);
}
if (!IS_GM45(dev)) {
compressed_llb = drm_mm_search_free(&dev_priv->vram, 4096,
4096, 0);
if (!compressed_llb) {
i915_warn_stolen(dev);
return;
}
compressed_llb = drm_mm_get_block(compressed_llb, 4096, 4096);
if (!compressed_llb) {
i915_warn_stolen(dev);
return;
}
ll_base = i915_gtt_to_phys(dev, compressed_llb->start);
if (!ll_base) {
DRM_ERROR("failed to get stolen phys addr, disabling FBC\n");
drm_mm_put_block(compressed_fb);
drm_mm_put_block(compressed_llb);
}
}
dev_priv->cfb_size = size;
if (IS_GM45(dev)) {
g4x_disable_fbc(dev);
I915_WRITE(DPFC_CB_BASE, compressed_fb->start);
} else {
i8xx_disable_fbc(dev);
I915_WRITE(FBC_CFB_BASE, cfb_base);
I915_WRITE(FBC_LL_BASE, ll_base);
}
DRM_DEBUG("FBC base 0x%08lx, ll base 0x%08lx, size %dM\n", cfb_base,
ll_base, size >> 20);
}
/* true = enable decode, false = disable decoder */
static unsigned int i915_vga_set_decode(void *cookie, bool state)
{
......@@ -1027,6 +1183,7 @@ static unsigned int i915_vga_set_decode(void *cookie, bool state)
}
static int i915_load_modeset_init(struct drm_device *dev,
unsigned long prealloc_start,
unsigned long prealloc_size,
unsigned long agp_size)
{
......@@ -1047,6 +1204,10 @@ static int i915_load_modeset_init(struct drm_device *dev,
/* Basic memrange allocator for stolen space (aka vram) */
drm_mm_init(&dev_priv->vram, 0, prealloc_size);
DRM_INFO("set up %ldM of stolen space\n", prealloc_size / (1024*1024));
/* We're off and running w/KMS */
dev_priv->mm.suspended = 0;
/* Let GEM Manage from end of prealloc space to end of aperture.
*
......@@ -1059,10 +1220,25 @@ static int i915_load_modeset_init(struct drm_device *dev,
*/
i915_gem_do_init(dev, prealloc_size, agp_size - 4096);
mutex_lock(&dev->struct_mutex);
ret = i915_gem_init_ringbuffer(dev);
mutex_unlock(&dev->struct_mutex);
if (ret)
goto out;
/* Try to set up FBC with a reasonable compressed buffer size */
if (IS_MOBILE(dev) && (IS_I9XX(dev) || IS_I965G(dev) || IS_GM45(dev)) &&
i915_powersave) {
int cfb_size;
/* Try to get an 8M buffer... */
if (prealloc_size > (9*1024*1024))
cfb_size = 8*1024*1024;
else /* fall back to 7/8 of the stolen space */
cfb_size = prealloc_size * 7 / 8;
i915_setup_compression(dev, cfb_size);
}
/* Allow hardware batchbuffers unless told otherwise.
*/
dev_priv->allow_batchbuffer = 1;
......@@ -1180,7 +1356,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
struct drm_i915_private *dev_priv = dev->dev_private;
resource_size_t base, size;
int ret = 0, mmio_bar = IS_I9XX(dev) ? 0 : 1;
uint32_t agp_size, prealloc_size;
uint32_t agp_size, prealloc_size, prealloc_start;
/* i915 has 4 more counters */
dev->counters += 4;
......@@ -1234,7 +1410,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
"performance may suffer.\n");
}
ret = i915_probe_agp(dev, &agp_size, &prealloc_size);
ret = i915_probe_agp(dev, &agp_size, &prealloc_size, &prealloc_start);
if (ret)
goto out_iomapfree;
......@@ -1300,8 +1476,12 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
return ret;
}
/* Start out suspended */
dev_priv->mm.suspended = 1;
if (drm_core_check_feature(dev, DRIVER_MODESET)) {
ret = i915_load_modeset_init(dev, prealloc_size, agp_size);
ret = i915_load_modeset_init(dev, prealloc_start,
prealloc_size, agp_size);
if (ret < 0) {
DRM_ERROR("failed to init modeset\n");
goto out_workqueue_free;
......@@ -1313,6 +1493,8 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
if (!IS_IGDNG(dev))
intel_opregion_init(dev, 0);
setup_timer(&dev_priv->hangcheck_timer, i915_hangcheck_elapsed,
(unsigned long) dev);
return 0;
out_workqueue_free:
......@@ -1333,6 +1515,7 @@ int i915_driver_unload(struct drm_device *dev)
struct drm_i915_private *dev_priv = dev->dev_private;
destroy_workqueue(dev_priv->wq);
del_timer_sync(&dev_priv->hangcheck_timer);
io_mapping_free(dev_priv->mm.gtt_mapping);
if (dev_priv->mm.gtt_mtrr >= 0) {
......@@ -1472,6 +1655,7 @@ struct drm_ioctl_desc i915_ioctls[] = {
DRM_IOCTL_DEF(DRM_I915_GEM_GET_TILING, i915_gem_get_tiling, 0),
DRM_IOCTL_DEF(DRM_I915_GEM_GET_APERTURE, i915_gem_get_aperture_ioctl, 0),
DRM_IOCTL_DEF(DRM_I915_GET_PIPE_FROM_CRTC_ID, intel_get_pipe_from_crtc_id, 0),
DRM_IOCTL_DEF(DRM_I915_GEM_MADVISE, i915_gem_madvise_ioctl, 0),
};
int i915_max_ioctl = DRM_ARRAY_SIZE(i915_ioctls);
......
drivers/gpu/drm/i915/i915_drv.c
View file @ 94e0fb08
......@@ -89,6 +89,8 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state)
pci_set_power_state(dev->pdev, PCI_D3hot);
}
dev_priv->suspended = 1;
return 0;
}
......@@ -97,8 +99,6 @@ static int i915_resume(struct drm_device *dev)
struct drm_i915_private *dev_priv = dev->dev_private;
int ret = 0;
pci_set_power_state(dev->pdev, PCI_D0);
pci_restore_state(dev->pdev);
if (pci_enable_device(dev->pdev))
return -1;
pci_set_master(dev->pdev);
......@@ -124,9 +124,135 @@ static int i915_resume(struct drm_device *dev)
drm_helper_resume_force_mode(dev);
}
dev_priv->suspended = 0;
return ret;
}
/**
* i965_reset - reset chip after a hang
* @dev: drm device to reset
* @flags: reset domains
*
* Reset the chip. Useful if a hang is detected. Returns zero on successful
* reset or otherwise an error code.
*
* Procedure is fairly simple:
* - reset the chip using the reset reg
* - re-init context state
* - re-init hardware status page
* - re-init ring buffer
* - re-init interrupt state
* - re-init display
*/
int i965_reset(struct drm_device *dev, u8 flags)
{
drm_i915_private_t *dev_priv = dev->dev_private;
unsigned long timeout;
u8 gdrst;
/*
* We really should only reset the display subsystem if we actually
* need to
*/
bool need_display = true;
mutex_lock(&dev->struct_mutex);
/*
* Clear request list
*/
i915_gem_retire_requests(dev);
if (need_display)
i915_save_display(dev);
if (IS_I965G(dev) || IS_G4X(dev)) {
/*
* Set the domains we want to reset, then the reset bit (bit 0).
* Clear the reset bit after a while and wait for hardware status
* bit (bit 1) to be set
*/
pci_read_config_byte(dev->pdev, GDRST, &gdrst);
pci_write_config_byte(dev->pdev, GDRST, gdrst | flags | ((flags == GDRST_FULL) ? 0x1 : 0x0));
udelay(50);
pci_write_config_byte(dev->pdev, GDRST, gdrst & 0xfe);
/* ...we don't want to loop forever though, 500ms should be plenty */
timeout = jiffies + msecs_to_jiffies(500);
do {
udelay(100);
pci_read_config_byte(dev->pdev, GDRST, &gdrst);
} while ((gdrst & 0x1) && time_after(timeout, jiffies));
if (gdrst & 0x1) {
WARN(true, "i915: Failed to reset chip\n");
mutex_unlock(&dev->struct_mutex);
return -EIO;
}
} else {
DRM_ERROR("Error occurred. Don't know how to reset this chip.\n");
return -ENODEV;
}
/* Ok, now get things going again... */
/*
* Everything depends on having the GTT running, so we need to start
* there. Fortunately we don't need to do this unless we reset the
* chip at a PCI level.
*
* Next we need to restore the context, but we don't use those
* yet either...
*
* Ring buffer needs to be re-initialized in the KMS case, or if X
* was running at the time of the reset (i.e. we weren't VT
* switched away).
*/
if (drm_core_check_feature(dev, DRIVER_MODESET) ||
!dev_priv->mm.suspended) {
drm_i915_ring_buffer_t *ring = &dev_priv->ring;
struct drm_gem_object *obj = ring->ring_obj;
struct drm_i915_gem_object *obj_priv = obj->driver_private;
dev_priv->mm.suspended = 0;
/* Stop the ring if it's running. */
I915_WRITE(PRB0_CTL, 0);
I915_WRITE(PRB0_TAIL, 0);
I915_WRITE(PRB0_HEAD, 0);
/* Initialize the ring. */
I915_WRITE(PRB0_START, obj_priv->gtt_offset);
I915_WRITE(PRB0_CTL,
((obj->size - 4096) & RING_NR_PAGES) |
RING_NO_REPORT |
RING_VALID);
if (!drm_core_check_feature(dev, DRIVER_MODESET))
i915_kernel_lost_context(dev);
else {
ring->head = I915_READ(PRB0_HEAD) & HEAD_ADDR;
ring->tail = I915_READ(PRB0_TAIL) & TAIL_ADDR;
ring->space = ring->head - (ring->tail + 8);
if (ring->space < 0)
ring->space += ring->Size;
}
mutex_unlock(&dev->struct_mutex);
drm_irq_uninstall(dev);
drm_irq_install(dev);
mutex_lock(&dev->struct_mutex);
}
/*
* Display needs restore too...
*/
if (need_display)
i915_restore_display(dev);
mutex_unlock(&dev->struct_mutex);
return 0;
}
static int __devinit
i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
......@@ -234,6 +360,8 @@ static int __init i915_init(void)
{
driver.num_ioctls = i915_max_ioctl;
i915_gem_shrinker_init();
/*
* If CONFIG_DRM_I915_KMS is set, default to KMS unless
* explicitly disabled with the module pararmeter.
......@@ -260,6 +388,7 @@ static int __init i915_init(void)
static void __exit i915_exit(void)
{
i915_gem_shrinker_exit();
drm_exit(&driver);
}
......
drivers/gpu/drm/i915/i915_drv.h
View file @ 94e0fb08
......@@ -48,6 +48,11 @@ enum pipe {
PIPE_B,
};
enum plane {
PLANE_A = 0,
PLANE_B,
};
#define I915_NUM_PIPE 2
/* Interface history:
......@@ -148,6 +153,23 @@ struct drm_i915_error_state {
struct timeval time;
};
struct drm_i915_display_funcs {
void (*dpms)(struct drm_crtc *crtc, int mode);
bool (*fbc_enabled)(struct drm_crtc *crtc);
void (*enable_fbc)(struct drm_crtc *crtc, unsigned long interval);
void (*disable_fbc)(struct drm_device *dev);
int (*get_display_clock_speed)(struct drm_device *dev);
int (*get_fifo_size)(struct drm_device *dev, int plane);
void (*update_wm)(struct drm_device *dev, int planea_clock,
int planeb_clock, int sr_hdisplay, int pixel_size);
/* clock updates for mode set */
/* cursor updates */
/* render clock increase/decrease */
/* display clock increase/decrease */
/* pll clock increase/decrease */
/* clock gating init */
};
typedef struct drm_i915_private {
struct drm_device *dev;
......@@ -198,10 +220,21 @@ typedef struct drm_i915_private {
unsigned int sr01, adpa, ppcr, dvob, dvoc, lvds;
int vblank_pipe;
/* For hangcheck timer */
#define DRM_I915_HANGCHECK_PERIOD 75 /* in jiffies */
struct timer_list hangcheck_timer;
int hangcheck_count;
uint32_t last_acthd;
bool cursor_needs_physical;
struct drm_mm vram;
unsigned long cfb_size;
unsigned long cfb_pitch;
int cfb_fence;
int cfb_plane;
int irq_enabled;
struct intel_opregion opregion;
......@@ -222,6 +255,8 @@ typedef struct drm_i915_private {
unsigned int edp_support:1;
int lvds_ssc_freq;
struct notifier_block lid_notifier;
int crt_ddc_bus; /* -1 = unknown, else GPIO to use for CRT DDC */
struct drm_i915_fence_reg fence_regs[16]; /* assume 965 */
int fence_reg_start; /* 4 if userland hasn't ioctl'd us yet */
......@@ -234,7 +269,11 @@ typedef struct drm_i915_private {
struct work_struct error_work;
struct workqueue_struct *wq;
/* Display functions */
struct drm_i915_display_funcs display;
/* Register state */
bool suspended;
u8 saveLBB;
u32 saveDSPACNTR;
u32 saveDSPBCNTR;
......@@ -349,6 +388,15 @@ typedef struct drm_i915_private {
struct io_mapping *gtt_mapping;
int gtt_mtrr;
/**
* Membership on list of all loaded devices, used to evict
* inactive buffers under memory pressure.
*
* Modifications should only be done whilst holding the
* shrink_list_lock spinlock.
*/
struct list_head shrink_list;
/**
* List of objects currently involved in rendering from the
* ringbuffer.
......@@ -432,7 +480,7 @@ typedef struct drm_i915_private {
* It prevents command submission from occuring and makes
* every pending request fail
*/
int wedged;
atomic_t wedged;
/** Bit 6 swizzling required for X tiling */
uint32_t bit_6_swizzle_x;
......@@ -491,10 +539,7 @@ struct drm_i915_gem_object {
* This is the same as gtt_space->start
*/
uint32_t gtt_offset;
/**
* Required alignment for the object
*/
uint32_t gtt_alignment;
/**
* Fake offset for use by mmap(2)
*/
......@@ -541,6 +586,11 @@ struct drm_i915_gem_object {
* in an execbuffer object list.
*/
int in_execbuffer;
/**
* Advice: are the backing pages purgeable?
*/
int madv;
};
/**
......@@ -585,6 +635,8 @@ extern int i915_max_ioctl;
extern unsigned int i915_fbpercrtc;
extern unsigned int i915_powersave;
extern void i915_save_display(struct drm_device *dev);
extern void i915_restore_display(struct drm_device *dev);
extern int i915_master_create(struct drm_device *dev, struct drm_master *master);
extern void i915_master_destroy(struct drm_device *dev, struct drm_master *master);
......@@ -604,8 +656,10 @@ extern long i915_compat_ioctl(struct file *filp, unsigned int cmd,
extern int i915_emit_box(struct drm_device *dev,
struct drm_clip_rect *boxes,
int i, int DR1, int DR4);
extern int i965_reset(struct drm_device *dev, u8 flags);
/* i915_irq.c */
void i915_hangcheck_elapsed(unsigned long data);
extern int i915_irq_emit(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int i915_irq_wait(struct drm_device *dev, void *data,
......@@ -676,6 +730,8 @@ int i915_gem_busy_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_throttle_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_madvise_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_entervt_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_leavevt_ioctl(struct drm_device *dev, void *data,
......@@ -695,6 +751,7 @@ int i915_gem_object_unbind(struct drm_gem_object *obj);
void i915_gem_release_mmap(struct drm_gem_object *obj);
void i915_gem_lastclose(struct drm_device *dev);
uint32_t i915_get_gem_seqno(struct drm_device *dev);
bool i915_seqno_passed(uint32_t seq1, uint32_t seq2);
int i915_gem_object_get_fence_reg(struct drm_gem_object *obj);
int i915_gem_object_put_fence_reg(struct drm_gem_object *obj);
void i915_gem_retire_requests(struct drm_device *dev);
......@@ -720,6 +777,9 @@ int i915_gem_object_get_pages(struct drm_gem_object *obj);
void i915_gem_object_put_pages(struct drm_gem_object *obj);
void i915_gem_release(struct drm_device * dev, struct drm_file *file_priv);
void i915_gem_shrinker_init(void);
void i915_gem_shrinker_exit(void);
/* i915_gem_tiling.c */
void i915_gem_detect_bit_6_swizzle(struct drm_device *dev);
void i915_gem_object_do_bit_17_swizzle(struct drm_gem_object *obj);
......@@ -767,6 +827,8 @@ static inline void opregion_enable_asle(struct drm_device *dev) { return; }
extern void intel_modeset_init(struct drm_device *dev);
extern void intel_modeset_cleanup(struct drm_device *dev);
extern int intel_modeset_vga_set_state(struct drm_device *dev, bool state);
extern void i8xx_disable_fbc(struct drm_device *dev);
extern void g4x_disable_fbc(struct drm_device *dev);
/**
* Lock test for when it's just for synchronization of ring access.
......@@ -864,6 +926,7 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
(dev)->pci_device == 0x2E12 || \
(dev)->pci_device == 0x2E22 || \
(dev)->pci_device == 0x2E32 || \
(dev)->pci_device == 0x2E42 || \
(dev)->pci_device == 0x0042 || \
(dev)->pci_device == 0x0046)
......@@ -876,6 +939,7 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
(dev)->pci_device == 0x2E12 || \
(dev)->pci_device == 0x2E22 || \
(dev)->pci_device == 0x2E32 || \
(dev)->pci_device == 0x2E42 || \
IS_GM45(dev))
#define IS_IGDG(dev) ((dev)->pci_device == 0xa001)
......@@ -909,12 +973,13 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
#define SUPPORTS_INTEGRATED_HDMI(dev) (IS_G4X(dev) || IS_IGDNG(dev))
#define SUPPORTS_INTEGRATED_DP(dev) (IS_G4X(dev) || IS_IGDNG(dev))
#define SUPPORTS_EDP(dev) (IS_IGDNG_M(dev))
#define I915_HAS_HOTPLUG(dev) (IS_I945G(dev) || IS_I945GM(dev) || IS_I965G(dev))
#define I915_HAS_HOTPLUG(dev) (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev) || IS_I965G(dev))
/* dsparb controlled by hw only */
#define DSPARB_HWCONTROL(dev) (IS_G4X(dev) || IS_IGDNG(dev))
#define HAS_FW_BLC(dev) (IS_I9XX(dev) || IS_G4X(dev) || IS_IGDNG(dev))
#define HAS_PIPE_CXSR(dev) (IS_G4X(dev) || IS_IGDNG(dev))
#define I915_HAS_FBC(dev) (IS_MOBILE(dev) && (IS_I9XX(dev) || IS_I965G(dev)))
#define PRIMARY_RINGBUFFER_SIZE (128*1024)
......
drivers/gpu/drm/i915/i915_gem.c
View file @ 94e0fb08
......@@ -29,6 +29,7 @@
#include "drm.h"
#include "i915_drm.h"
#include "i915_drv.h"
#include "i915_trace.h"
#include "intel_drv.h"
#include <linux/swap.h>
#include <linux/pci.h>
......@@ -48,11 +49,15 @@ static int i915_gem_object_wait_rendering(struct drm_gem_object *obj);
static int i915_gem_object_bind_to_gtt(struct drm_gem_object *obj,
unsigned alignment);
static void i915_gem_clear_fence_reg(struct drm_gem_object *obj);
static int i915_gem_evict_something(struct drm_device *dev);
static int i915_gem_evict_something(struct drm_device *dev, int min_size);
static int i915_gem_evict_from_inactive_list(struct drm_device *dev);
static int i915_gem_phys_pwrite(struct drm_device *dev, struct drm_gem_object *obj,
struct drm_i915_gem_pwrite *args,
struct drm_file *file_priv);
static LIST_HEAD(shrink_list);
static DEFINE_SPINLOCK(shrink_list_lock);
int i915_gem_do_init(struct drm_device *dev, unsigned long start,
unsigned long end)
{
......@@ -316,6 +321,45 @@ fail_unlock:
return ret;
}
static inline gfp_t
i915_gem_object_get_page_gfp_mask (struct drm_gem_object *obj)
{
return mapping_gfp_mask(obj->filp->f_path.dentry->d_inode->i_mapping);
}
static inline void
i915_gem_object_set_page_gfp_mask (struct drm_gem_object *obj, gfp_t gfp)
{
mapping_set_gfp_mask(obj->filp->f_path.dentry->d_inode->i_mapping, gfp);
}
static int
i915_gem_object_get_pages_or_evict(struct drm_gem_object *obj)
{
int ret;
ret = i915_gem_object_get_pages(obj);
/* If we've insufficient memory to map in the pages, attempt
* to make some space by throwing out some old buffers.
*/
if (ret == -ENOMEM) {
struct drm_device *dev = obj->dev;
gfp_t gfp;
ret = i915_gem_evict_something(dev, obj->size);
if (ret)
return ret;
gfp = i915_gem_object_get_page_gfp_mask(obj);
i915_gem_object_set_page_gfp_mask(obj, gfp & ~__GFP_NORETRY);
ret = i915_gem_object_get_pages(obj);
i915_gem_object_set_page_gfp_mask (obj, gfp);
}
return ret;
}
/**
* This is the fallback shmem pread path, which allocates temporary storage
* in kernel space to copy_to_user into outside of the struct_mutex, so we
......@@ -367,8 +411,8 @@ i915_gem_shmem_pread_slow(struct drm_device *dev, struct drm_gem_object *obj,
mutex_lock(&dev->struct_mutex);
ret = i915_gem_object_get_pages(obj);
if (ret != 0)
ret = i915_gem_object_get_pages_or_evict(obj);
if (ret)
goto fail_unlock;
ret = i915_gem_object_set_cpu_read_domain_range(obj, args->offset,
......@@ -842,8 +886,8 @@ i915_gem_shmem_pwrite_slow(struct drm_device *dev, struct drm_gem_object *obj,
mutex_lock(&dev->struct_mutex);
ret = i915_gem_object_get_pages(obj);
if (ret != 0)
ret = i915_gem_object_get_pages_or_evict(obj);
if (ret)
goto fail_unlock;
ret = i915_gem_object_set_to_cpu_domain(obj, 1);
......@@ -1155,28 +1199,22 @@ int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
/* Now bind it into the GTT if needed */
mutex_lock(&dev->struct_mutex);
if (!obj_priv->gtt_space) {
ret = i915_gem_object_bind_to_gtt(obj, obj_priv->gtt_alignment);
if (ret) {
mutex_unlock(&dev->struct_mutex);
return VM_FAULT_SIGBUS;
}
ret = i915_gem_object_set_to_gtt_domain(obj, write);
if (ret) {
mutex_unlock(&dev->struct_mutex);
return VM_FAULT_SIGBUS;
}
ret = i915_gem_object_bind_to_gtt(obj, 0);
if (ret)
goto unlock;
list_add_tail(&obj_priv->list, &dev_priv->mm.inactive_list);
ret = i915_gem_object_set_to_gtt_domain(obj, write);
if (ret)
goto unlock;
}
/* Need a new fence register? */
if (obj_priv->tiling_mode != I915_TILING_NONE) {
ret = i915_gem_object_get_fence_reg(obj);
if (ret) {
mutex_unlock(&dev->struct_mutex);
return VM_FAULT_SIGBUS;
}
if (ret)
goto unlock;
}
pfn = ((dev->agp->base + obj_priv->gtt_offset) >> PAGE_SHIFT) +
......@@ -1184,18 +1222,18 @@ int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
/* Finally, remap it using the new GTT offset */
ret = vm_insert_pfn(vma, (unsigned long)vmf->virtual_address, pfn);
unlock:
mutex_unlock(&dev->struct_mutex);
switch (ret) {
case 0:
case -ERESTARTSYS:
return VM_FAULT_NOPAGE;
case -ENOMEM:
case -EAGAIN:
return VM_FAULT_OOM;
case -EFAULT:
case -EINVAL:
return VM_FAULT_SIGBUS;
default:
return VM_FAULT_NOPAGE;
return VM_FAULT_SIGBUS;
}
}
......@@ -1388,6 +1426,14 @@ i915_gem_mmap_gtt_ioctl(struct drm_device *dev, void *data,
obj_priv = obj->driver_private;
if (obj_priv->madv != I915_MADV_WILLNEED) {
DRM_ERROR("Attempting to mmap a purgeable buffer\n");
drm_gem_object_unreference(obj);
mutex_unlock(&dev->struct_mutex);
return -EINVAL;
}
if (!obj_priv->mmap_offset) {
ret = i915_gem_create_mmap_offset(obj);
if (ret) {
......@@ -1399,22 +1445,12 @@ i915_gem_mmap_gtt_ioctl(struct drm_device *dev, void *data,
args->offset = obj_priv->mmap_offset;
obj_priv->gtt_alignment = i915_gem_get_gtt_alignment(obj);
/* Make sure the alignment is correct for fence regs etc */
if (obj_priv->agp_mem &&
(obj_priv->gtt_offset & (obj_priv->gtt_alignment - 1))) {
drm_gem_object_unreference(obj);
mutex_unlock(&dev->struct_mutex);
return -EINVAL;
}
/*
* Pull it into the GTT so that we have a page list (makes the
* initial fault faster and any subsequent flushing possible).
*/
if (!obj_priv->agp_mem) {
ret = i915_gem_object_bind_to_gtt(obj, obj_priv->gtt_alignment);
ret = i915_gem_object_bind_to_gtt(obj, 0);
if (ret) {
drm_gem_object_unreference(obj);
mutex_unlock(&dev->struct_mutex);
......@@ -1437,6 +1473,7 @@ i915_gem_object_put_pages(struct drm_gem_object *obj)
int i;
BUG_ON(obj_priv->pages_refcount == 0);
BUG_ON(obj_priv->madv == __I915_MADV_PURGED);
if (--obj_priv->pages_refcount != 0)
return;
......@@ -1444,13 +1481,21 @@ i915_gem_object_put_pages(struct drm_gem_object *obj)
if (obj_priv->tiling_mode != I915_TILING_NONE)
i915_gem_object_save_bit_17_swizzle(obj);
for (i = 0; i < page_count; i++)
if (obj_priv->pages[i] != NULL) {
if (obj_priv->dirty)
set_page_dirty(obj_priv->pages[i]);
if (obj_priv->madv == I915_MADV_DONTNEED)
obj_priv->dirty = 0;
for (i = 0; i < page_count; i++) {
if (obj_priv->pages[i] == NULL)
break;
if (obj_priv->dirty)
set_page_dirty(obj_priv->pages[i]);
if (obj_priv->madv == I915_MADV_WILLNEED)
mark_page_accessed(obj_priv->pages[i]);
page_cache_release(obj_priv->pages[i]);
}
page_cache_release(obj_priv->pages[i]);
}
obj_priv->dirty = 0;
drm_free_large(obj_priv->pages);
......@@ -1489,6 +1534,26 @@ i915_gem_object_move_to_flushing(struct drm_gem_object *obj)
obj_priv->last_rendering_seqno = 0;
}
/* Immediately discard the backing storage */
static void
i915_gem_object_truncate(struct drm_gem_object *obj)
{
struct drm_i915_gem_object *obj_priv = obj->driver_private;
struct inode *inode;
inode = obj->filp->f_path.dentry->d_inode;
if (inode->i_op->truncate)
inode->i_op->truncate (inode);
obj_priv->madv = __I915_MADV_PURGED;
}
static inline int
i915_gem_object_is_purgeable(struct drm_i915_gem_object *obj_priv)
{
return obj_priv->madv == I915_MADV_DONTNEED;
}
static void
i915_gem_object_move_to_inactive(struct drm_gem_object *obj)
{
......@@ -1577,15 +1642,24 @@ i915_add_request(struct drm_device *dev, struct drm_file *file_priv,
if ((obj->write_domain & flush_domains) ==
obj->write_domain) {
uint32_t old_write_domain = obj->write_domain;
obj->write_domain = 0;
i915_gem_object_move_to_active(obj, seqno);
trace_i915_gem_object_change_domain(obj,
obj->read_domains,
old_write_domain);
}
}
}
if (was_empty && !dev_priv->mm.suspended)
queue_delayed_work(dev_priv->wq, &dev_priv->mm.retire_work, HZ);
if (!dev_priv->mm.suspended) {
mod_timer(&dev_priv->hangcheck_timer, jiffies + DRM_I915_HANGCHECK_PERIOD);
if (was_empty)
queue_delayed_work(dev_priv->wq, &dev_priv->mm.retire_work, HZ);
}
return seqno;
}
......@@ -1623,6 +1697,8 @@ i915_gem_retire_request(struct drm_device *dev,
{
drm_i915_private_t *dev_priv = dev->dev_private;
trace_i915_gem_request_retire(dev, request->seqno);
/* Move any buffers on the active list that are no longer referenced
* by the ringbuffer to the flushing/inactive lists as appropriate.
*/
......@@ -1671,7 +1747,7 @@ out:
/**
* Returns true if seq1 is later than seq2.
*/
static int
bool
i915_seqno_passed(uint32_t seq1, uint32_t seq2)
{
return (int32_t)(seq1 - seq2) >= 0;
......@@ -1709,7 +1785,7 @@ i915_gem_retire_requests(struct drm_device *dev)
retiring_seqno = request->seqno;
if (i915_seqno_passed(seqno, retiring_seqno) ||
dev_priv->mm.wedged) {
atomic_read(&dev_priv->mm.wedged)) {
i915_gem_retire_request(dev, request);
list_del(&request->list);
......@@ -1751,6 +1827,9 @@ i915_wait_request(struct drm_device *dev, uint32_t seqno)
BUG_ON(seqno == 0);
if (atomic_read(&dev_priv->mm.wedged))
return -EIO;
if (!i915_seqno_passed(i915_get_gem_seqno(dev), seqno)) {
if (IS_IGDNG(dev))
ier = I915_READ(DEIER) | I915_READ(GTIER);
......@@ -1763,16 +1842,20 @@ i915_wait_request(struct drm_device *dev, uint32_t seqno)
i915_driver_irq_postinstall(dev);
}
trace_i915_gem_request_wait_begin(dev, seqno);
dev_priv->mm.waiting_gem_seqno = seqno;
i915_user_irq_get(dev);
ret = wait_event_interruptible(dev_priv->irq_queue,
i915_seqno_passed(i915_get_gem_seqno(dev),
seqno) ||
dev_priv->mm.wedged);
atomic_read(&dev_priv->mm.wedged));
i915_user_irq_put(dev);
dev_priv->mm.waiting_gem_seqno = 0;
trace_i915_gem_request_wait_end(dev, seqno);
}
if (dev_priv->mm.wedged)
if (atomic_read(&dev_priv->mm.wedged))
ret = -EIO;
if (ret && ret != -ERESTARTSYS)
......@@ -1803,6 +1886,8 @@ i915_gem_flush(struct drm_device *dev,
DRM_INFO("%s: invalidate %08x flush %08x\n", __func__,
invalidate_domains, flush_domains);
#endif
trace_i915_gem_request_flush(dev, dev_priv->mm.next_gem_seqno,
invalidate_domains, flush_domains);
if (flush_domains & I915_GEM_DOMAIN_CPU)
drm_agp_chipset_flush(dev);
......@@ -1915,6 +2000,12 @@ i915_gem_object_unbind(struct drm_gem_object *obj)
return -EINVAL;
}
/* blow away mappings if mapped through GTT */
i915_gem_release_mmap(obj);
if (obj_priv->fence_reg != I915_FENCE_REG_NONE)
i915_gem_clear_fence_reg(obj);
/* Move the object to the CPU domain to ensure that
* any possible CPU writes while it's not in the GTT
* are flushed when we go to remap it. This will
......@@ -1928,21 +2019,16 @@ i915_gem_object_unbind(struct drm_gem_object *obj)
return ret;
}
BUG_ON(obj_priv->active);
if (obj_priv->agp_mem != NULL) {
drm_unbind_agp(obj_priv->agp_mem);
drm_free_agp(obj_priv->agp_mem, obj->size / PAGE_SIZE);
obj_priv->agp_mem = NULL;
}
BUG_ON(obj_priv->active);
/* blow away mappings if mapped through GTT */
i915_gem_release_mmap(obj);
if (obj_priv->fence_reg != I915_FENCE_REG_NONE)
i915_gem_clear_fence_reg(obj);
i915_gem_object_put_pages(obj);
BUG_ON(obj_priv->pages_refcount);
if (obj_priv->gtt_space) {
atomic_dec(&dev->gtt_count);
......@@ -1956,40 +2042,113 @@ i915_gem_object_unbind(struct drm_gem_object *obj)
if (!list_empty(&obj_priv->list))
list_del_init(&obj_priv->list);
if (i915_gem_object_is_purgeable(obj_priv))
i915_gem_object_truncate(obj);
trace_i915_gem_object_unbind(obj);
return 0;
}
static struct drm_gem_object *
i915_gem_find_inactive_object(struct drm_device *dev, int min_size)
{
drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_i915_gem_object *obj_priv;
struct drm_gem_object *best = NULL;
struct drm_gem_object *first = NULL;
/* Try to find the smallest clean object */
list_for_each_entry(obj_priv, &dev_priv->mm.inactive_list, list) {
struct drm_gem_object *obj = obj_priv->obj;
if (obj->size >= min_size) {
if ((!obj_priv->dirty ||
i915_gem_object_is_purgeable(obj_priv)) &&
(!best || obj->size < best->size)) {
best = obj;
if (best->size == min_size)
return best;
}
if (!first)
first = obj;
}
}
return best ? best : first;
}
static int
i915_gem_evict_something(struct drm_device *dev)
i915_gem_evict_everything(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
uint32_t seqno;
int ret;
bool lists_empty;
spin_lock(&dev_priv->mm.active_list_lock);
lists_empty = (list_empty(&dev_priv->mm.inactive_list) &&
list_empty(&dev_priv->mm.flushing_list) &&
list_empty(&dev_priv->mm.active_list));
spin_unlock(&dev_priv->mm.active_list_lock);
if (lists_empty)
return -ENOSPC;
/* Flush everything (on to the inactive lists) and evict */
i915_gem_flush(dev, I915_GEM_GPU_DOMAINS, I915_GEM_GPU_DOMAINS);
seqno = i915_add_request(dev, NULL, I915_GEM_GPU_DOMAINS);
if (seqno == 0)
return -ENOMEM;
ret = i915_wait_request(dev, seqno);
if (ret)
return ret;
ret = i915_gem_evict_from_inactive_list(dev);
if (ret)
return ret;
spin_lock(&dev_priv->mm.active_list_lock);
lists_empty = (list_empty(&dev_priv->mm.inactive_list) &&
list_empty(&dev_priv->mm.flushing_list) &&
list_empty(&dev_priv->mm.active_list));
spin_unlock(&dev_priv->mm.active_list_lock);
BUG_ON(!lists_empty);
return 0;
}
static int
i915_gem_evict_something(struct drm_device *dev, int min_size)
{
drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_gem_object *obj;
struct drm_i915_gem_object *obj_priv;
int ret = 0;
int ret;
for (;;) {
i915_gem_retire_requests(dev);
/* If there's an inactive buffer available now, grab it
* and be done.
*/
if (!list_empty(&dev_priv->mm.inactive_list)) {
obj_priv = list_first_entry(&dev_priv->mm.inactive_list,
struct drm_i915_gem_object,
list);
obj = obj_priv->obj;
BUG_ON(obj_priv->pin_count != 0);
obj = i915_gem_find_inactive_object(dev, min_size);
if (obj) {
struct drm_i915_gem_object *obj_priv;
#if WATCH_LRU
DRM_INFO("%s: evicting %p\n", __func__, obj);
#endif
obj_priv = obj->driver_private;
BUG_ON(obj_priv->pin_count != 0);
BUG_ON(obj_priv->active);
/* Wait on the rendering and unbind the buffer. */
ret = i915_gem_object_unbind(obj);
break;
return i915_gem_object_unbind(obj);
}
/* If we didn't get anything, but the ring is still processing
* things, wait for one of those things to finish and hopefully
* leave us a buffer to evict.
* things, wait for the next to finish and hopefully leave us
* a buffer to evict.
*/
if (!list_empty(&dev_priv->mm.request_list)) {
struct drm_i915_gem_request *request;
......@@ -2000,16 +2159,9 @@ i915_gem_evict_something(struct drm_device *dev)
ret = i915_wait_request(dev, request->seqno);
if (ret)
break;
return ret;
/* if waiting caused an object to become inactive,
* then loop around and wait for it. Otherwise, we
* assume that waiting freed and unbound something,
* so there should now be some space in the GTT
*/
if (!list_empty(&dev_priv->mm.inactive_list))
continue;
break;
continue;
}
/* If we didn't have anything on the request list but there
......@@ -2018,46 +2170,44 @@ i915_gem_evict_something(struct drm_device *dev)
* will get moved to inactive.
*/
if (!list_empty(&dev_priv->mm.flushing_list)) {
obj_priv = list_first_entry(&dev_priv->mm.flushing_list,
struct drm_i915_gem_object,
list);
obj = obj_priv->obj;
struct drm_i915_gem_object *obj_priv;
i915_gem_flush(dev,
obj->write_domain,
obj->write_domain);
i915_add_request(dev, NULL, obj->write_domain);
/* Find an object that we can immediately reuse */
list_for_each_entry(obj_priv, &dev_priv->mm.flushing_list, list) {
obj = obj_priv->obj;
if (obj->size >= min_size)
break;
obj = NULL;
continue;
}
obj = NULL;
}
DRM_ERROR("inactive empty %d request empty %d "
"flushing empty %d\n",
list_empty(&dev_priv->mm.inactive_list),
list_empty(&dev_priv->mm.request_list),
list_empty(&dev_priv->mm.flushing_list));
/* If we didn't do any of the above, there's nothing to be done
* and we just can't fit it in.
*/
return -ENOSPC;
}
return ret;
}
if (obj != NULL) {
uint32_t seqno;
static int
i915_gem_evict_everything(struct drm_device *dev)
{
int ret;
i915_gem_flush(dev,
obj->write_domain,
obj->write_domain);
seqno = i915_add_request(dev, NULL, obj->write_domain);
if (seqno == 0)
return -ENOMEM;
for (;;) {
ret = i915_gem_evict_something(dev);
if (ret != 0)
break;
ret = i915_wait_request(dev, seqno);
if (ret)
return ret;
continue;
}
}
/* If we didn't do any of the above, there's no single buffer
* large enough to swap out for the new one, so just evict
* everything and start again. (This should be rare.)
*/
if (!list_empty (&dev_priv->mm.inactive_list))
return i915_gem_evict_from_inactive_list(dev);
else
return i915_gem_evict_everything(dev);
}
if (ret == -ENOSPC)
return 0;
return ret;
}
int
......@@ -2080,7 +2230,6 @@ i915_gem_object_get_pages(struct drm_gem_object *obj)
BUG_ON(obj_priv->pages != NULL);
obj_priv->pages = drm_calloc_large(page_count, sizeof(struct page *));
if (obj_priv->pages == NULL) {
DRM_ERROR("Faled to allocate page list\n");
obj_priv->pages_refcount--;
return -ENOMEM;
}
......@@ -2091,7 +2240,6 @@ i915_gem_object_get_pages(struct drm_gem_object *obj)
page = read_mapping_page(mapping, i, NULL);
if (IS_ERR(page)) {
ret = PTR_ERR(page);
DRM_ERROR("read_mapping_page failed: %d\n", ret);
i915_gem_object_put_pages(obj);
return ret;
}
......@@ -2328,6 +2476,8 @@ i915_gem_object_get_fence_reg(struct drm_gem_object *obj)
else
i830_write_fence_reg(reg);
trace_i915_gem_object_get_fence(obj, i, obj_priv->tiling_mode);
return 0;
}
......@@ -2410,10 +2560,17 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_i915_gem_object *obj_priv = obj->driver_private;
struct drm_mm_node *free_space;
int page_count, ret;
bool retry_alloc = false;
int ret;
if (dev_priv->mm.suspended)
return -EBUSY;
if (obj_priv->madv != I915_MADV_WILLNEED) {
DRM_ERROR("Attempting to bind a purgeable object\n");
return -EINVAL;
}
if (alignment == 0)
alignment = i915_gem_get_gtt_alignment(obj);
if (alignment & (i915_gem_get_gtt_alignment(obj) - 1)) {
......@@ -2433,30 +2590,16 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
}
}
if (obj_priv->gtt_space == NULL) {
bool lists_empty;
/* If the gtt is empty and we're still having trouble
* fitting our object in, we're out of memory.
*/
#if WATCH_LRU
DRM_INFO("%s: GTT full, evicting something\n", __func__);
#endif
spin_lock(&dev_priv->mm.active_list_lock);
lists_empty = (list_empty(&dev_priv->mm.inactive_list) &&
list_empty(&dev_priv->mm.flushing_list) &&
list_empty(&dev_priv->mm.active_list));
spin_unlock(&dev_priv->mm.active_list_lock);
if (lists_empty) {
DRM_ERROR("GTT full, but LRU list empty\n");
return -ENOSPC;
}
ret = i915_gem_evict_something(dev);
if (ret != 0) {
if (ret != -ERESTARTSYS)
DRM_ERROR("Failed to evict a buffer %d\n", ret);
ret = i915_gem_evict_something(dev, obj->size);
if (ret)
return ret;
}
goto search_free;
}
......@@ -2464,27 +2607,56 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
DRM_INFO("Binding object of size %zd at 0x%08x\n",
obj->size, obj_priv->gtt_offset);
#endif
if (retry_alloc) {
i915_gem_object_set_page_gfp_mask (obj,
i915_gem_object_get_page_gfp_mask (obj) & ~__GFP_NORETRY);
}
ret = i915_gem_object_get_pages(obj);
if (retry_alloc) {
i915_gem_object_set_page_gfp_mask (obj,
i915_gem_object_get_page_gfp_mask (obj) | __GFP_NORETRY);
}
if (ret) {
drm_mm_put_block(obj_priv->gtt_space);
obj_priv->gtt_space = NULL;
if (ret == -ENOMEM) {
/* first try to clear up some space from the GTT */
ret = i915_gem_evict_something(dev, obj->size);
if (ret) {
/* now try to shrink everyone else */
if (! retry_alloc) {
retry_alloc = true;
goto search_free;
}
return ret;
}
goto search_free;
}
return ret;
}
page_count = obj->size / PAGE_SIZE;
/* Create an AGP memory structure pointing at our pages, and bind it
* into the GTT.
*/
obj_priv->agp_mem = drm_agp_bind_pages(dev,
obj_priv->pages,
page_count,
obj->size >> PAGE_SHIFT,
obj_priv->gtt_offset,
obj_priv->agp_type);
if (obj_priv->agp_mem == NULL) {
i915_gem_object_put_pages(obj);
drm_mm_put_block(obj_priv->gtt_space);
obj_priv->gtt_space = NULL;
return -ENOMEM;
ret = i915_gem_evict_something(dev, obj->size);
if (ret)
return ret;
goto search_free;
}
atomic_inc(&dev->gtt_count);
atomic_add(obj->size, &dev->gtt_memory);
......@@ -2496,6 +2668,8 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
BUG_ON(obj->read_domains & I915_GEM_GPU_DOMAINS);
BUG_ON(obj->write_domain & I915_GEM_GPU_DOMAINS);
trace_i915_gem_object_bind(obj, obj_priv->gtt_offset);
return 0;
}
......@@ -2511,15 +2685,7 @@ i915_gem_clflush_object(struct drm_gem_object *obj)
if (obj_priv->pages == NULL)
return;
/* XXX: The 865 in particular appears to be weird in how it handles
* cache flushing. We haven't figured it out, but the
* clflush+agp_chipset_flush doesn't appear to successfully get the
* data visible to the PGU, while wbinvd + agp_chipset_flush does.
*/
if (IS_I865G(obj->dev)) {
wbinvd();
return;
}
trace_i915_gem_object_clflush(obj);
drm_clflush_pages(obj_priv->pages, obj->size / PAGE_SIZE);
}
......@@ -2530,21 +2696,29 @@ i915_gem_object_flush_gpu_write_domain(struct drm_gem_object *obj)
{
struct drm_device *dev = obj->dev;
uint32_t seqno;
uint32_t old_write_domain;
if ((obj->write_domain & I915_GEM_GPU_DOMAINS) == 0)
return;
/* Queue the GPU write cache flushing we need. */
old_write_domain = obj->write_domain;
i915_gem_flush(dev, 0, obj->write_domain);
seqno = i915_add_request(dev, NULL, obj->write_domain);
obj->write_domain = 0;
i915_gem_object_move_to_active(obj, seqno);
trace_i915_gem_object_change_domain(obj,
obj->read_domains,
old_write_domain);
}
/** Flushes the GTT write domain for the object if it's dirty. */
static void
i915_gem_object_flush_gtt_write_domain(struct drm_gem_object *obj)
{
uint32_t old_write_domain;
if (obj->write_domain != I915_GEM_DOMAIN_GTT)
return;
......@@ -2552,7 +2726,12 @@ i915_gem_object_flush_gtt_write_domain(struct drm_gem_object *obj)
* to it immediately go to main memory as far as we know, so there's
* no chipset flush. It also doesn't land in render cache.
*/
old_write_domain = obj->write_domain;
obj->write_domain = 0;
trace_i915_gem_object_change_domain(obj,
obj->read_domains,
old_write_domain);
}
/** Flushes the CPU write domain for the object if it's dirty. */
......@@ -2560,13 +2739,19 @@ static void
i915_gem_object_flush_cpu_write_domain(struct drm_gem_object *obj)
{
struct drm_device *dev = obj->dev;
uint32_t old_write_domain;
if (obj->write_domain != I915_GEM_DOMAIN_CPU)
return;
i915_gem_clflush_object(obj);
drm_agp_chipset_flush(dev);
old_write_domain = obj->write_domain;
obj->write_domain = 0;
trace_i915_gem_object_change_domain(obj,
obj->read_domains,
old_write_domain);
}
/**
......@@ -2579,6 +2764,7 @@ int
i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj, int write)
{
struct drm_i915_gem_object *obj_priv = obj->driver_private;
uint32_t old_write_domain, old_read_domains;
int ret;
/* Not valid to be called on unbound objects. */
......@@ -2591,6 +2777,9 @@ i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj, int write)
if (ret != 0)
return ret;
old_write_domain = obj->write_domain;
old_read_domains = obj->read_domains;
/* If we're writing through the GTT domain, then CPU and GPU caches
* will need to be invalidated at next use.
*/
......@@ -2609,6 +2798,10 @@ i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj, int write)
obj_priv->dirty = 1;
}
trace_i915_gem_object_change_domain(obj,
old_read_domains,
old_write_domain);
return 0;
}
......@@ -2621,6 +2814,7 @@ i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj, int write)
static int
i915_gem_object_set_to_cpu_domain(struct drm_gem_object *obj, int write)
{
uint32_t old_write_domain, old_read_domains;
int ret;
i915_gem_object_flush_gpu_write_domain(obj);
......@@ -2636,6 +2830,9 @@ i915_gem_object_set_to_cpu_domain(struct drm_gem_object *obj, int write)
*/
i915_gem_object_set_to_full_cpu_read_domain(obj);
old_write_domain = obj->write_domain;
old_read_domains = obj->read_domains;
/* Flush the CPU cache if it's still invalid. */
if ((obj->read_domains & I915_GEM_DOMAIN_CPU) == 0) {
i915_gem_clflush_object(obj);
......@@ -2656,6 +2853,10 @@ i915_gem_object_set_to_cpu_domain(struct drm_gem_object *obj, int write)
obj->write_domain = I915_GEM_DOMAIN_CPU;
}
trace_i915_gem_object_change_domain(obj,
old_read_domains,
old_write_domain);
return 0;
}
......@@ -2777,6 +2978,7 @@ i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj)
struct drm_i915_gem_object *obj_priv = obj->driver_private;
uint32_t invalidate_domains = 0;
uint32_t flush_domains = 0;
uint32_t old_read_domains;
BUG_ON(obj->pending_read_domains & I915_GEM_DOMAIN_CPU);
BUG_ON(obj->pending_write_domain == I915_GEM_DOMAIN_CPU);
......@@ -2823,6 +3025,8 @@ i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj)
i915_gem_clflush_object(obj);
}
old_read_domains = obj->read_domains;
/* The actual obj->write_domain will be updated with
* pending_write_domain after we emit the accumulated flush for all
* of our domain changes in execbuffers (which clears objects'
......@@ -2841,6 +3045,10 @@ i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj)
obj->read_domains, obj->write_domain,
dev->invalidate_domains, dev->flush_domains);
#endif
trace_i915_gem_object_change_domain(obj,
old_read_domains,
obj->write_domain);
}
/**
......@@ -2893,6 +3101,7 @@ i915_gem_object_set_cpu_read_domain_range(struct drm_gem_object *obj,
uint64_t offset, uint64_t size)
{
struct drm_i915_gem_object *obj_priv = obj->driver_private;
uint32_t old_read_domains;
int i, ret;
if (offset == 0 && size == obj->size)
......@@ -2939,8 +3148,13 @@ i915_gem_object_set_cpu_read_domain_range(struct drm_gem_object *obj,
*/
BUG_ON((obj->write_domain & ~I915_GEM_DOMAIN_CPU) != 0);
old_read_domains = obj->read_domains;
obj->read_domains |= I915_GEM_DOMAIN_CPU;
trace_i915_gem_object_change_domain(obj,
old_read_domains,
obj->write_domain);
return 0;
}
......@@ -2984,6 +3198,21 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
}
target_obj_priv = target_obj->driver_private;
#if WATCH_RELOC
DRM_INFO("%s: obj %p offset %08x target %d "
"read %08x write %08x gtt %08x "
"presumed %08x delta %08x\n",
__func__,
obj,
(int) reloc->offset,
(int) reloc->target_handle,
(int) reloc->read_domains,
(int) reloc->write_domain,
(int) target_obj_priv->gtt_offset,
(int) reloc->presumed_offset,
reloc->delta);
#endif
/* The target buffer should have appeared before us in the
* exec_object list, so it should have a GTT space bound by now.
*/
......@@ -2995,25 +3224,7 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
return -EINVAL;
}
if (reloc->offset > obj->size - 4) {
DRM_ERROR("Relocation beyond object bounds: "
"obj %p target %d offset %d size %d.\n",
obj, reloc->target_handle,
(int) reloc->offset, (int) obj->size);
drm_gem_object_unreference(target_obj);
i915_gem_object_unpin(obj);
return -EINVAL;
}
if (reloc->offset & 3) {
DRM_ERROR("Relocation not 4-byte aligned: "
"obj %p target %d offset %d.\n",
obj, reloc->target_handle,
(int) reloc->offset);
drm_gem_object_unreference(target_obj);
i915_gem_object_unpin(obj);
return -EINVAL;
}
/* Validate that the target is in a valid r/w GPU domain */
if (reloc->write_domain & I915_GEM_DOMAIN_CPU ||
reloc->read_domains & I915_GEM_DOMAIN_CPU) {
DRM_ERROR("reloc with read/write CPU domains: "
......@@ -3027,7 +3238,6 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
i915_gem_object_unpin(obj);
return -EINVAL;
}
if (reloc->write_domain && target_obj->pending_write_domain &&
reloc->write_domain != target_obj->pending_write_domain) {
DRM_ERROR("Write domain conflict: "
......@@ -3042,21 +3252,6 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
return -EINVAL;
}
#if WATCH_RELOC
DRM_INFO("%s: obj %p offset %08x target %d "
"read %08x write %08x gtt %08x "
"presumed %08x delta %08x\n",
__func__,
obj,
(int) reloc->offset,
(int) reloc->target_handle,
(int) reloc->read_domains,
(int) reloc->write_domain,
(int) target_obj_priv->gtt_offset,
(int) reloc->presumed_offset,
reloc->delta);
#endif
target_obj->pending_read_domains |= reloc->read_domains;
target_obj->pending_write_domain |= reloc->write_domain;
......@@ -3068,6 +3263,37 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
continue;
}
/* Check that the relocation address is valid... */
if (reloc->offset > obj->size - 4) {
DRM_ERROR("Relocation beyond object bounds: "
"obj %p target %d offset %d size %d.\n",
obj, reloc->target_handle,
(int) reloc->offset, (int) obj->size);
drm_gem_object_unreference(target_obj);
i915_gem_object_unpin(obj);
return -EINVAL;
}
if (reloc->offset & 3) {
DRM_ERROR("Relocation not 4-byte aligned: "
"obj %p target %d offset %d.\n",
obj, reloc->target_handle,
(int) reloc->offset);
drm_gem_object_unreference(target_obj);
i915_gem_object_unpin(obj);
return -EINVAL;
}
/* and points to somewhere within the target object. */
if (reloc->delta >= target_obj->size) {
DRM_ERROR("Relocation beyond target object bounds: "
"obj %p target %d delta %d size %d.\n",
obj, reloc->target_handle,
(int) reloc->delta, (int) target_obj->size);
drm_gem_object_unreference(target_obj);
i915_gem_object_unpin(obj);
return -EINVAL;
}
ret = i915_gem_object_set_to_gtt_domain(obj, 1);
if (ret != 0) {
drm_gem_object_unreference(target_obj);
......@@ -3126,6 +3352,8 @@ i915_dispatch_gem_execbuffer(struct drm_device *dev,
exec_start = (uint32_t) exec_offset + exec->batch_start_offset;
exec_len = (uint32_t) exec->batch_len;
trace_i915_gem_request_submit(dev, dev_priv->mm.next_gem_seqno);
count = nbox ? nbox : 1;
for (i = 0; i < count; i++) {
......@@ -3363,7 +3591,7 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
i915_verify_inactive(dev, __FILE__, __LINE__);
if (dev_priv->mm.wedged) {
if (atomic_read(&dev_priv->mm.wedged)) {
DRM_ERROR("Execbuf while wedged\n");
mutex_unlock(&dev->struct_mutex);
ret = -EIO;
......@@ -3421,8 +3649,23 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
/* error other than GTT full, or we've already tried again */
if (ret != -ENOSPC || pin_tries >= 1) {
if (ret != -ERESTARTSYS)
DRM_ERROR("Failed to pin buffers %d\n", ret);
if (ret != -ERESTARTSYS) {
unsigned long long total_size = 0;
for (i = 0; i < args->buffer_count; i++)
total_size += object_list[i]->size;
DRM_ERROR("Failed to pin buffer %d of %d, total %llu bytes: %d\n",
pinned+1, args->buffer_count,
total_size, ret);
DRM_ERROR("%d objects [%d pinned], "
"%d object bytes [%d pinned], "
"%d/%d gtt bytes\n",
atomic_read(&dev->object_count),
atomic_read(&dev->pin_count),
atomic_read(&dev->object_memory),
atomic_read(&dev->pin_memory),
atomic_read(&dev->gtt_memory),
dev->gtt_total);
}
goto err;
}
......@@ -3433,7 +3676,7 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
/* evict everyone we can from the aperture */
ret = i915_gem_evict_everything(dev);
if (ret)
if (ret && ret != -ENOSPC)
goto err;
}
......@@ -3489,8 +3732,12 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
for (i = 0; i < args->buffer_count; i++) {
struct drm_gem_object *obj = object_list[i];
uint32_t old_write_domain = obj->write_domain;
obj->write_domain = obj->pending_write_domain;
trace_i915_gem_object_change_domain(obj,
obj->read_domains,
old_write_domain);
}
i915_verify_inactive(dev, __FILE__, __LINE__);
......@@ -3607,11 +3854,8 @@ i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment)
i915_verify_inactive(dev, __FILE__, __LINE__);
if (obj_priv->gtt_space == NULL) {
ret = i915_gem_object_bind_to_gtt(obj, alignment);
if (ret != 0) {
if (ret != -EBUSY && ret != -ERESTARTSYS)
DRM_ERROR("Failure to bind: %d\n", ret);
if (ret)
return ret;
}
}
/*
* Pre-965 chips need a fence register set up in order to
......@@ -3691,6 +3935,13 @@ i915_gem_pin_ioctl(struct drm_device *dev, void *data,
}
obj_priv = obj->driver_private;
if (obj_priv->madv != I915_MADV_WILLNEED) {
DRM_ERROR("Attempting to pin a purgeable buffer\n");
drm_gem_object_unreference(obj);
mutex_unlock(&dev->struct_mutex);
return -EINVAL;
}
if (obj_priv->pin_filp != NULL && obj_priv->pin_filp != file_priv) {
DRM_ERROR("Already pinned in i915_gem_pin_ioctl(): %d\n",
args->handle);
......@@ -3803,6 +4054,56 @@ i915_gem_throttle_ioctl(struct drm_device *dev, void *data,
return i915_gem_ring_throttle(dev, file_priv);
}
int
i915_gem_madvise_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
struct drm_i915_gem_madvise *args = data;
struct drm_gem_object *obj;
struct drm_i915_gem_object *obj_priv;
switch (args->madv) {
case I915_MADV_DONTNEED:
case I915_MADV_WILLNEED:
break;
default:
return -EINVAL;
}
obj = drm_gem_object_lookup(dev, file_priv, args->handle);
if (obj == NULL) {
DRM_ERROR("Bad handle in i915_gem_madvise_ioctl(): %d\n",
args->handle);
return -EBADF;
}
mutex_lock(&dev->struct_mutex);
obj_priv = obj->driver_private;
if (obj_priv->pin_count) {
drm_gem_object_unreference(obj);
mutex_unlock(&dev->struct_mutex);
DRM_ERROR("Attempted i915_gem_madvise_ioctl() on a pinned object\n");
return -EINVAL;
}
if (obj_priv->madv != __I915_MADV_PURGED)
obj_priv->madv = args->madv;
/* if the object is no longer bound, discard its backing storage */
if (i915_gem_object_is_purgeable(obj_priv) &&
obj_priv->gtt_space == NULL)
i915_gem_object_truncate(obj);
args->retained = obj_priv->madv != __I915_MADV_PURGED;
drm_gem_object_unreference(obj);
mutex_unlock(&dev->struct_mutex);
return 0;
}
int i915_gem_init_object(struct drm_gem_object *obj)
{
struct drm_i915_gem_object *obj_priv;
......@@ -3827,6 +4128,9 @@ int i915_gem_init_object(struct drm_gem_object *obj)
obj_priv->fence_reg = I915_FENCE_REG_NONE;
INIT_LIST_HEAD(&obj_priv->list);
INIT_LIST_HEAD(&obj_priv->fence_list);
obj_priv->madv = I915_MADV_WILLNEED;
trace_i915_gem_object_create(obj);
return 0;
}
......@@ -3836,6 +4140,8 @@ void i915_gem_free_object(struct drm_gem_object *obj)
struct drm_device *dev = obj->dev;
struct drm_i915_gem_object *obj_priv = obj->driver_private;
trace_i915_gem_object_destroy(obj);
while (obj_priv->pin_count > 0)
i915_gem_object_unpin(obj);
......@@ -3844,43 +4150,35 @@ void i915_gem_free_object(struct drm_gem_object *obj)
i915_gem_object_unbind(obj);
i915_gem_free_mmap_offset(obj);
if (obj_priv->mmap_offset)
i915_gem_free_mmap_offset(obj);
kfree(obj_priv->page_cpu_valid);
kfree(obj_priv->bit_17);
kfree(obj->driver_private);
}
/** Unbinds all objects that are on the given buffer list. */
/** Unbinds all inactive objects. */
static int
i915_gem_evict_from_list(struct drm_device *dev, struct list_head *head)
i915_gem_evict_from_inactive_list(struct drm_device *dev)
{
struct drm_gem_object *obj;
struct drm_i915_gem_object *obj_priv;
int ret;
drm_i915_private_t *dev_priv = dev->dev_private;
while (!list_empty(head)) {
obj_priv = list_first_entry(head,
struct drm_i915_gem_object,
list);
obj = obj_priv->obj;
while (!list_empty(&dev_priv->mm.inactive_list)) {
struct drm_gem_object *obj;
int ret;
if (obj_priv->pin_count != 0) {
DRM_ERROR("Pinned object in unbind list\n");
mutex_unlock(&dev->struct_mutex);
return -EINVAL;
}
obj = list_first_entry(&dev_priv->mm.inactive_list,
struct drm_i915_gem_object,
list)->obj;
ret = i915_gem_object_unbind(obj);
if (ret != 0) {
DRM_ERROR("Error unbinding object in LeaveVT: %d\n",
ret);
mutex_unlock(&dev->struct_mutex);
DRM_ERROR("Error unbinding object: %d\n", ret);
return ret;
}
}
return 0;
}
......@@ -3902,6 +4200,7 @@ i915_gem_idle(struct drm_device *dev)
* We need to replace this with a semaphore, or something.
*/
dev_priv->mm.suspended = 1;
del_timer(&dev_priv->hangcheck_timer);
/* Cancel the retire work handler, wait for it to finish if running
*/
......@@ -3931,7 +4230,7 @@ i915_gem_idle(struct drm_device *dev)
if (last_seqno == cur_seqno) {
if (stuck++ > 100) {
DRM_ERROR("hardware wedged\n");
dev_priv->mm.wedged = 1;
atomic_set(&dev_priv->mm.wedged, 1);
DRM_WAKEUP(&dev_priv->irq_queue);
break;
}
......@@ -3944,7 +4243,7 @@ i915_gem_idle(struct drm_device *dev)
i915_gem_retire_requests(dev);
spin_lock(&dev_priv->mm.active_list_lock);
if (!dev_priv->mm.wedged) {
if (!atomic_read(&dev_priv->mm.wedged)) {
/* Active and flushing should now be empty as we've
* waited for a sequence higher than any pending execbuffer
*/
......@@ -3962,29 +4261,41 @@ i915_gem_idle(struct drm_device *dev)
* the GPU domains and just stuff them onto inactive.
*/
while (!list_empty(&dev_priv->mm.active_list)) {
struct drm_i915_gem_object *obj_priv;
struct drm_gem_object *obj;
uint32_t old_write_domain;
obj_priv = list_first_entry(&dev_priv->mm.active_list,
struct drm_i915_gem_object,
list);
obj_priv->obj->write_domain &= ~I915_GEM_GPU_DOMAINS;
i915_gem_object_move_to_inactive(obj_priv->obj);
obj = list_first_entry(&dev_priv->mm.active_list,
struct drm_i915_gem_object,
list)->obj;
old_write_domain = obj->write_domain;
obj->write_domain &= ~I915_GEM_GPU_DOMAINS;
i915_gem_object_move_to_inactive(obj);
trace_i915_gem_object_change_domain(obj,
obj->read_domains,
old_write_domain);
}
spin_unlock(&dev_priv->mm.active_list_lock);
while (!list_empty(&dev_priv->mm.flushing_list)) {
struct drm_i915_gem_object *obj_priv;
struct drm_gem_object *obj;
uint32_t old_write_domain;
obj_priv = list_first_entry(&dev_priv->mm.flushing_list,
struct drm_i915_gem_object,
list);
obj_priv->obj->write_domain &= ~I915_GEM_GPU_DOMAINS;
i915_gem_object_move_to_inactive(obj_priv->obj);
obj = list_first_entry(&dev_priv->mm.flushing_list,
struct drm_i915_gem_object,
list)->obj;
old_write_domain = obj->write_domain;
obj->write_domain &= ~I915_GEM_GPU_DOMAINS;
i915_gem_object_move_to_inactive(obj);
trace_i915_gem_object_change_domain(obj,
obj->read_domains,
old_write_domain);
}
/* Move all inactive buffers out of the GTT. */
ret = i915_gem_evict_from_list(dev, &dev_priv->mm.inactive_list);
ret = i915_gem_evict_from_inactive_list(dev);
WARN_ON(!list_empty(&dev_priv->mm.inactive_list));
if (ret) {
mutex_unlock(&dev->struct_mutex);
......@@ -4206,9 +4517,9 @@ i915_gem_entervt_ioctl(struct drm_device *dev, void *data,
if (drm_core_check_feature(dev, DRIVER_MODESET))
return 0;
if (dev_priv->mm.wedged) {
if (atomic_read(&dev_priv->mm.wedged)) {
DRM_ERROR("Reenabling wedged hardware, good luck\n");
dev_priv->mm.wedged = 0;
atomic_set(&dev_priv->mm.wedged, 0);
}
mutex_lock(&dev->struct_mutex);
......@@ -4274,6 +4585,10 @@ i915_gem_load(struct drm_device *dev)
i915_gem_retire_work_handler);
dev_priv->mm.next_gem_seqno = 1;
spin_lock(&shrink_list_lock);
list_add(&dev_priv->mm.shrink_list, &shrink_list);
spin_unlock(&shrink_list_lock);
/* Old X drivers will take 0-2 for front, back, depth buffers */
dev_priv->fence_reg_start = 3;
......@@ -4491,3 +4806,116 @@ void i915_gem_release(struct drm_device * dev, struct drm_file *file_priv)
list_del_init(i915_file_priv->mm.request_list.next);
mutex_unlock(&dev->struct_mutex);
}
static int
i915_gem_shrink(int nr_to_scan, gfp_t gfp_mask)
{
drm_i915_private_t *dev_priv, *next_dev;
struct drm_i915_gem_object *obj_priv, *next_obj;
int cnt = 0;
int would_deadlock = 1;
/* "fast-path" to count number of available objects */
if (nr_to_scan == 0) {
spin_lock(&shrink_list_lock);
list_for_each_entry(dev_priv, &shrink_list, mm.shrink_list) {
struct drm_device *dev = dev_priv->dev;
if (mutex_trylock(&dev->struct_mutex)) {
list_for_each_entry(obj_priv,
&dev_priv->mm.inactive_list,
list)
cnt++;
mutex_unlock(&dev->struct_mutex);
}
}
spin_unlock(&shrink_list_lock);
return (cnt / 100) * sysctl_vfs_cache_pressure;
}
spin_lock(&shrink_list_lock);
/* first scan for clean buffers */
list_for_each_entry_safe(dev_priv, next_dev,
&shrink_list, mm.shrink_list) {
struct drm_device *dev = dev_priv->dev;
if (! mutex_trylock(&dev->struct_mutex))
continue;
spin_unlock(&shrink_list_lock);
i915_gem_retire_requests(dev);
list_for_each_entry_safe(obj_priv, next_obj,
&dev_priv->mm.inactive_list,
list) {
if (i915_gem_object_is_purgeable(obj_priv)) {
i915_gem_object_unbind(obj_priv->obj);
if (--nr_to_scan <= 0)
break;
}
}
spin_lock(&shrink_list_lock);
mutex_unlock(&dev->struct_mutex);
would_deadlock = 0;
if (nr_to_scan <= 0)
break;
}
/* second pass, evict/count anything still on the inactive list */
list_for_each_entry_safe(dev_priv, next_dev,
&shrink_list, mm.shrink_list) {
struct drm_device *dev = dev_priv->dev;
if (! mutex_trylock(&dev->struct_mutex))
continue;
spin_unlock(&shrink_list_lock);
list_for_each_entry_safe(obj_priv, next_obj,
&dev_priv->mm.inactive_list,
list) {
if (nr_to_scan > 0) {
i915_gem_object_unbind(obj_priv->obj);
nr_to_scan--;
} else
cnt++;
}
spin_lock(&shrink_list_lock);
mutex_unlock(&dev->struct_mutex);
would_deadlock = 0;
}
spin_unlock(&shrink_list_lock);
if (would_deadlock)
return -1;
else if (cnt > 0)
return (cnt / 100) * sysctl_vfs_cache_pressure;
else
return 0;
}
static struct shrinker shrinker = {
.shrink = i915_gem_shrink,
.seeks = DEFAULT_SEEKS,
};
__init void
i915_gem_shrinker_init(void)
{
register_shrinker(&shrinker);
}
__exit void
i915_gem_shrinker_exit(void)
{
unregister_shrinker(&shrinker);
}
drivers/gpu/drm/i915/i915_irq.c
View file @ 94e0fb08
......@@ -31,6 +31,7 @@
#include "drm.h"
#include "i915_drm.h"
#include "i915_drv.h"
#include "i915_trace.h"
#include "intel_drv.h"
#define MAX_NOPID ((u32)~0)
......@@ -279,7 +280,9 @@ irqreturn_t igdng_irq_handler(struct drm_device *dev)
}
if (gt_iir & GT_USER_INTERRUPT) {
dev_priv->mm.irq_gem_seqno = i915_get_gem_seqno(dev);
u32 seqno = i915_get_gem_seqno(dev);
dev_priv->mm.irq_gem_seqno = seqno;
trace_i915_gem_request_complete(dev, seqno);
DRM_WAKEUP(&dev_priv->irq_queue);
}
......@@ -302,12 +305,25 @@ static void i915_error_work_func(struct work_struct *work)
drm_i915_private_t *dev_priv = container_of(work, drm_i915_private_t,
error_work);
struct drm_device *dev = dev_priv->dev;
char *event_string = "ERROR=1";
char *envp[] = { event_string, NULL };
char *error_event[] = { "ERROR=1", NULL };
char *reset_event[] = { "RESET=1", NULL };
char *reset_done_event[] = { "ERROR=0", NULL };
DRM_DEBUG("generating error event\n");
kobject_uevent_env(&dev->primary->kdev.kobj, KOBJ_CHANGE, envp);
kobject_uevent_env(&dev->primary->kdev.kobj, KOBJ_CHANGE, error_event);
if (atomic_read(&dev_priv->mm.wedged)) {
if (IS_I965G(dev)) {
DRM_DEBUG("resetting chip\n");
kobject_uevent_env(&dev->primary->kdev.kobj, KOBJ_CHANGE, reset_event);
if (!i965_reset(dev, GDRST_RENDER)) {
atomic_set(&dev_priv->mm.wedged, 0);
kobject_uevent_env(&dev->primary->kdev.kobj, KOBJ_CHANGE, reset_done_event);
}
} else {
printk("reboot required\n");
}
}
}
/**
......@@ -372,7 +388,7 @@ out:
* so userspace knows something bad happened (should trigger collection
* of a ring dump etc.).
*/
static void i915_handle_error(struct drm_device *dev)
static void i915_handle_error(struct drm_device *dev, bool wedged)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 eir = I915_READ(EIR);
......@@ -482,6 +498,16 @@ static void i915_handle_error(struct drm_device *dev)
I915_WRITE(IIR, I915_RENDER_COMMAND_PARSER_ERROR_INTERRUPT);
}
if (wedged) {
atomic_set(&dev_priv->mm.wedged, 1);
/*
* Wakeup waiting processes so they don't hang
*/
printk("i915: Waking up sleeping processes\n");
DRM_WAKEUP(&dev_priv->irq_queue);
}
queue_work(dev_priv->wq, &dev_priv->error_work);
}
......@@ -527,7 +553,7 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
pipeb_stats = I915_READ(PIPEBSTAT);
if (iir & I915_RENDER_COMMAND_PARSER_ERROR_INTERRUPT)
i915_handle_error(dev);
i915_handle_error(dev, false);
/*
* Clear the PIPE(A|B)STAT regs before the IIR
......@@ -599,8 +625,12 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
}
if (iir & I915_USER_INTERRUPT) {
dev_priv->mm.irq_gem_seqno = i915_get_gem_seqno(dev);
u32 seqno = i915_get_gem_seqno(dev);
dev_priv->mm.irq_gem_seqno = seqno;
trace_i915_gem_request_complete(dev, seqno);
DRM_WAKEUP(&dev_priv->irq_queue);
dev_priv->hangcheck_count = 0;
mod_timer(&dev_priv->hangcheck_timer, jiffies + DRM_I915_HANGCHECK_PERIOD);
}
if (pipea_stats & vblank_status) {
......@@ -880,6 +910,52 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
return -EINVAL;
}
struct drm_i915_gem_request *i915_get_tail_request(struct drm_device *dev) {
drm_i915_private_t *dev_priv = dev->dev_private;
return list_entry(dev_priv->mm.request_list.prev, struct drm_i915_gem_request, list);
}
/**
* This is called when the chip hasn't reported back with completed
* batchbuffers in a long time. The first time this is called we simply record
* ACTHD. If ACTHD hasn't changed by the time the hangcheck timer elapses
* again, we assume the chip is wedged and try to fix it.
*/
void i915_hangcheck_elapsed(unsigned long data)
{
struct drm_device *dev = (struct drm_device *)data;
drm_i915_private_t *dev_priv = dev->dev_private;
uint32_t acthd;
if (!IS_I965G(dev))
acthd = I915_READ(ACTHD);
else
acthd = I915_READ(ACTHD_I965);
/* If all work is done then ACTHD clearly hasn't advanced. */
if (list_empty(&dev_priv->mm.request_list) ||
i915_seqno_passed(i915_get_gem_seqno(dev), i915_get_tail_request(dev)->seqno)) {
dev_priv->hangcheck_count = 0;
return;
}
if (dev_priv->last_acthd == acthd && dev_priv->hangcheck_count > 0) {
DRM_ERROR("Hangcheck timer elapsed... GPU hung\n");
i915_handle_error(dev, true);
return;
}
/* Reset timer case chip hangs without another request being added */
mod_timer(&dev_priv->hangcheck_timer, jiffies + DRM_I915_HANGCHECK_PERIOD);
if (acthd != dev_priv->last_acthd)
dev_priv->hangcheck_count = 0;
else
dev_priv->hangcheck_count++;
dev_priv->last_acthd = acthd;
}
/* drm_dma.h hooks
*/
static void igdng_irq_preinstall(struct drm_device *dev)
......
drivers/gpu/drm/i915/i915_opregion.c
View file @ 94e0fb08
......@@ -148,6 +148,7 @@ static u32 asle_set_backlight(struct drm_device *dev, u32 bclp)
struct drm_i915_private *dev_priv = dev->dev_private;
struct opregion_asle *asle = dev_priv->opregion.asle;
u32 blc_pwm_ctl, blc_pwm_ctl2;
u32 max_backlight, level, shift;
if (!(bclp & ASLE_BCLP_VALID))
return ASLE_BACKLIGHT_FAIL;
......@@ -157,14 +158,25 @@ static u32 asle_set_backlight(struct drm_device *dev, u32 bclp)
return ASLE_BACKLIGHT_FAIL;
blc_pwm_ctl = I915_READ(BLC_PWM_CTL);
blc_pwm_ctl &= ~BACKLIGHT_DUTY_CYCLE_MASK;
blc_pwm_ctl2 = I915_READ(BLC_PWM_CTL2);
if (blc_pwm_ctl2 & BLM_COMBINATION_MODE)
if (IS_I965G(dev) && (blc_pwm_ctl2 & BLM_COMBINATION_MODE))
pci_write_config_dword(dev->pdev, PCI_LBPC, bclp);
else
I915_WRITE(BLC_PWM_CTL, blc_pwm_ctl | ((bclp * 0x101)-1));
else {
if (IS_IGD(dev)) {
blc_pwm_ctl &= ~(BACKLIGHT_DUTY_CYCLE_MASK - 1);
max_backlight = (blc_pwm_ctl & BACKLIGHT_MODULATION_FREQ_MASK) >>
BACKLIGHT_MODULATION_FREQ_SHIFT;
shift = BACKLIGHT_DUTY_CYCLE_SHIFT + 1;
} else {
blc_pwm_ctl &= ~BACKLIGHT_DUTY_CYCLE_MASK;
max_backlight = ((blc_pwm_ctl & BACKLIGHT_MODULATION_FREQ_MASK) >>
BACKLIGHT_MODULATION_FREQ_SHIFT) * 2;
shift = BACKLIGHT_DUTY_CYCLE_SHIFT;
}
level = (bclp * max_backlight) / 255;
I915_WRITE(BLC_PWM_CTL, blc_pwm_ctl | (level << shift));
}
asle->cblv = (bclp*0x64)/0xff | ASLE_CBLV_VALID;
return 0;
......
drivers/gpu/drm/i915/i915_reg.h
View file @ 94e0fb08
......@@ -86,6 +86,10 @@
#define I915_GC_RENDER_CLOCK_200_MHZ (1 << 0)
#define I915_GC_RENDER_CLOCK_333_MHZ (4 << 0)
#define LBB 0xf4
#define GDRST 0xc0
#define GDRST_FULL (0<<2)
#define GDRST_RENDER (1<<2)
#define GDRST_MEDIA (3<<2)
/* VGA stuff */
......@@ -344,9 +348,37 @@
#define FBC_CTL_PLANEA (0<<0)
#define FBC_CTL_PLANEB (1<<0)
#define FBC_FENCE_OFF 0x0321b
#define FBC_TAG 0x03300
#define FBC_LL_SIZE (1536)
/* Framebuffer compression for GM45+ */
#define DPFC_CB_BASE 0x3200
#define DPFC_CONTROL 0x3208
#define DPFC_CTL_EN (1<<31)
#define DPFC_CTL_PLANEA (0<<30)
#define DPFC_CTL_PLANEB (1<<30)
#define DPFC_CTL_FENCE_EN (1<<29)
#define DPFC_SR_EN (1<<10)
#define DPFC_CTL_LIMIT_1X (0<<6)
#define DPFC_CTL_LIMIT_2X (1<<6)
#define DPFC_CTL_LIMIT_4X (2<<6)
#define DPFC_RECOMP_CTL 0x320c
#define DPFC_RECOMP_STALL_EN (1<<27)
#define DPFC_RECOMP_STALL_WM_SHIFT (16)
#define DPFC_RECOMP_STALL_WM_MASK (0x07ff0000)
#define DPFC_RECOMP_TIMER_COUNT_SHIFT (0)
#define DPFC_RECOMP_TIMER_COUNT_MASK (0x0000003f)
#define DPFC_STATUS 0x3210
#define DPFC_INVAL_SEG_SHIFT (16)
#define DPFC_INVAL_SEG_MASK (0x07ff0000)
#define DPFC_COMP_SEG_SHIFT (0)
#define DPFC_COMP_SEG_MASK (0x000003ff)
#define DPFC_STATUS2 0x3214
#define DPFC_FENCE_YOFF 0x3218
#define DPFC_CHICKEN 0x3224
#define DPFC_HT_MODIFY (1<<31)
/*
* GPIO regs
*/
......@@ -2000,6 +2032,8 @@
#define PF_ENABLE (1<<31)
#define PFA_WIN_SZ 0x68074
#define PFB_WIN_SZ 0x68874
#define PFA_WIN_POS 0x68070
#define PFB_WIN_POS 0x68870
/* legacy palette */
#define LGC_PALETTE_A 0x4a000
......
drivers/gpu/drm/i915/i915_suspend.c
View file @ 94e0fb08
......@@ -228,6 +228,7 @@ static void i915_save_modeset_reg(struct drm_device *dev)
if (drm_core_check_feature(dev, DRIVER_MODESET))
return;
/* Pipe & plane A info */
dev_priv->savePIPEACONF = I915_READ(PIPEACONF);
dev_priv->savePIPEASRC = I915_READ(PIPEASRC);
......@@ -285,6 +286,7 @@ static void i915_save_modeset_reg(struct drm_device *dev)
dev_priv->savePIPEBSTAT = I915_READ(PIPEBSTAT);
return;
}
static void i915_restore_modeset_reg(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
......@@ -379,19 +381,10 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
return;
}
int i915_save_state(struct drm_device *dev)
void i915_save_display(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
int i;
pci_read_config_byte(dev->pdev, LBB, &dev_priv->saveLBB);
/* Render Standby */
if (IS_I965G(dev) && IS_MOBILE(dev))
dev_priv->saveRENDERSTANDBY = I915_READ(MCHBAR_RENDER_STANDBY);
/* Hardware status page */
dev_priv->saveHWS = I915_READ(HWS_PGA);
/* Display arbitration control */
dev_priv->saveDSPARB = I915_READ(DSPARB);
......@@ -399,6 +392,7 @@ int i915_save_state(struct drm_device *dev)
/* This is only meaningful in non-KMS mode */
/* Don't save them in KMS mode */
i915_save_modeset_reg(dev);
/* Cursor state */
dev_priv->saveCURACNTR = I915_READ(CURACNTR);
dev_priv->saveCURAPOS = I915_READ(CURAPOS);
......@@ -448,81 +442,22 @@ int i915_save_state(struct drm_device *dev)
dev_priv->saveFBC_CONTROL2 = I915_READ(FBC_CONTROL2);
dev_priv->saveFBC_CONTROL = I915_READ(FBC_CONTROL);
/* Interrupt state */
dev_priv->saveIIR = I915_READ(IIR);
dev_priv->saveIER = I915_READ(IER);
dev_priv->saveIMR = I915_READ(IMR);
/* VGA state */
dev_priv->saveVGA0 = I915_READ(VGA0);
dev_priv->saveVGA1 = I915_READ(VGA1);
dev_priv->saveVGA_PD = I915_READ(VGA_PD);
dev_priv->saveVGACNTRL = I915_READ(VGACNTRL);
/* Clock gating state */
dev_priv->saveD_STATE = I915_READ(D_STATE);
dev_priv->saveDSPCLK_GATE_D = I915_READ(DSPCLK_GATE_D);
/* Cache mode state */
dev_priv->saveCACHE_MODE_0 = I915_READ(CACHE_MODE_0);
/* Memory Arbitration state */
dev_priv->saveMI_ARB_STATE = I915_READ(MI_ARB_STATE);
/* Scratch space */
for (i = 0; i < 16; i++) {
dev_priv->saveSWF0[i] = I915_READ(SWF00 + (i << 2));
dev_priv->saveSWF1[i] = I915_READ(SWF10 + (i << 2));
}
for (i = 0; i < 3; i++)
dev_priv->saveSWF2[i] = I915_READ(SWF30 + (i << 2));
/* Fences */
if (IS_I965G(dev)) {
for (i = 0; i < 16; i++)
dev_priv->saveFENCE[i] = I915_READ64(FENCE_REG_965_0 + (i * 8));
} else {
for (i = 0; i < 8; i++)
dev_priv->saveFENCE[i] = I915_READ(FENCE_REG_830_0 + (i * 4));
if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev))
for (i = 0; i < 8; i++)
dev_priv->saveFENCE[i+8] = I915_READ(FENCE_REG_945_8 + (i * 4));
}
i915_save_vga(dev);
return 0;
}
int i915_restore_state(struct drm_device *dev)
void i915_restore_display(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
int i;
pci_write_config_byte(dev->pdev, LBB, dev_priv->saveLBB);
/* Render Standby */
if (IS_I965G(dev) && IS_MOBILE(dev))
I915_WRITE(MCHBAR_RENDER_STANDBY, dev_priv->saveRENDERSTANDBY);
/* Hardware status page */
I915_WRITE(HWS_PGA, dev_priv->saveHWS);
/* Display arbitration */
I915_WRITE(DSPARB, dev_priv->saveDSPARB);
/* Fences */
if (IS_I965G(dev)) {
for (i = 0; i < 16; i++)
I915_WRITE64(FENCE_REG_965_0 + (i * 8), dev_priv->saveFENCE[i]);
} else {
for (i = 0; i < 8; i++)
I915_WRITE(FENCE_REG_830_0 + (i * 4), dev_priv->saveFENCE[i]);
if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev))
for (i = 0; i < 8; i++)
I915_WRITE(FENCE_REG_945_8 + (i * 4), dev_priv->saveFENCE[i+8]);
}
/* Display port ratios (must be done before clock is set) */
if (SUPPORTS_INTEGRATED_DP(dev)) {
I915_WRITE(PIPEA_GMCH_DATA_M, dev_priv->savePIPEA_GMCH_DATA_M);
......@@ -534,9 +469,11 @@ int i915_restore_state(struct drm_device *dev)
I915_WRITE(PIPEA_DP_LINK_N, dev_priv->savePIPEA_DP_LINK_N);
I915_WRITE(PIPEB_DP_LINK_N, dev_priv->savePIPEB_DP_LINK_N);
}
/* This is only meaningful in non-KMS mode */
/* Don't restore them in KMS mode */
i915_restore_modeset_reg(dev);
/* Cursor state */
I915_WRITE(CURAPOS, dev_priv->saveCURAPOS);
I915_WRITE(CURACNTR, dev_priv->saveCURACNTR);
......@@ -586,6 +523,95 @@ int i915_restore_state(struct drm_device *dev)
I915_WRITE(VGA_PD, dev_priv->saveVGA_PD);
DRM_UDELAY(150);
i915_restore_vga(dev);
}
int i915_save_state(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
int i;
pci_read_config_byte(dev->pdev, LBB, &dev_priv->saveLBB);
/* Render Standby */
if (IS_I965G(dev) && IS_MOBILE(dev))
dev_priv->saveRENDERSTANDBY = I915_READ(MCHBAR_RENDER_STANDBY);
/* Hardware status page */
dev_priv->saveHWS = I915_READ(HWS_PGA);
i915_save_display(dev);
/* Interrupt state */
dev_priv->saveIER = I915_READ(IER);
dev_priv->saveIMR = I915_READ(IMR);
/* Clock gating state */
dev_priv->saveD_STATE = I915_READ(D_STATE);
dev_priv->saveDSPCLK_GATE_D = I915_READ(DSPCLK_GATE_D); /* Not sure about this */
/* Cache mode state */
dev_priv->saveCACHE_MODE_0 = I915_READ(CACHE_MODE_0);
/* Memory Arbitration state */
dev_priv->saveMI_ARB_STATE = I915_READ(MI_ARB_STATE);
/* Scratch space */
for (i = 0; i < 16; i++) {
dev_priv->saveSWF0[i] = I915_READ(SWF00 + (i << 2));
dev_priv->saveSWF1[i] = I915_READ(SWF10 + (i << 2));
}
for (i = 0; i < 3; i++)
dev_priv->saveSWF2[i] = I915_READ(SWF30 + (i << 2));
/* Fences */
if (IS_I965G(dev)) {
for (i = 0; i < 16; i++)
dev_priv->saveFENCE[i] = I915_READ64(FENCE_REG_965_0 + (i * 8));
} else {
for (i = 0; i < 8; i++)
dev_priv->saveFENCE[i] = I915_READ(FENCE_REG_830_0 + (i * 4));
if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev))
for (i = 0; i < 8; i++)
dev_priv->saveFENCE[i+8] = I915_READ(FENCE_REG_945_8 + (i * 4));
}
return 0;
}
int i915_restore_state(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
int i;
pci_write_config_byte(dev->pdev, LBB, dev_priv->saveLBB);
/* Render Standby */
if (IS_I965G(dev) && IS_MOBILE(dev))
I915_WRITE(MCHBAR_RENDER_STANDBY, dev_priv->saveRENDERSTANDBY);
/* Hardware status page */
I915_WRITE(HWS_PGA, dev_priv->saveHWS);
/* Fences */
if (IS_I965G(dev)) {
for (i = 0; i < 16; i++)
I915_WRITE64(FENCE_REG_965_0 + (i * 8), dev_priv->saveFENCE[i]);
} else {
for (i = 0; i < 8; i++)
I915_WRITE(FENCE_REG_830_0 + (i * 4), dev_priv->saveFENCE[i]);
if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev))
for (i = 0; i < 8; i++)
I915_WRITE(FENCE_REG_945_8 + (i * 4), dev_priv->saveFENCE[i+8]);
}
i915_restore_display(dev);
/* Interrupt state */
I915_WRITE (IER, dev_priv->saveIER);
I915_WRITE (IMR, dev_priv->saveIMR);
/* Clock gating state */
I915_WRITE (D_STATE, dev_priv->saveD_STATE);
I915_WRITE (DSPCLK_GATE_D, dev_priv->saveDSPCLK_GATE_D);
......@@ -603,8 +629,6 @@ int i915_restore_state(struct drm_device *dev)
for (i = 0; i < 3; i++)
I915_WRITE(SWF30 + (i << 2), dev_priv->saveSWF2[i]);
i915_restore_vga(dev);
return 0;
}
drivers/gpu/drm/i915/i915_trace.h 0 → 100644
View file @ 94e0fb08
#if !defined(_I915_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
#define _I915_TRACE_H_
#include <linux/stringify.h>
#include <linux/types.h>
#include <linux/tracepoint.h>
#include <drm/drmP.h>
#undef TRACE_SYSTEM
#define TRACE_SYSTEM i915
#define TRACE_SYSTEM_STRING __stringify(TRACE_SYSTEM)
#define TRACE_INCLUDE_FILE i915_trace
/* object tracking */
TRACE_EVENT(i915_gem_object_create,
TP_PROTO(struct drm_gem_object *obj),
TP_ARGS(obj),
TP_STRUCT__entry(
__field(struct drm_gem_object *, obj)
__field(u32, size)
),
TP_fast_assign(
__entry->obj = obj;
__entry->size = obj->size;
),
TP_printk("obj=%p, size=%u", __entry->obj, __entry->size)
);
TRACE_EVENT(i915_gem_object_bind,
TP_PROTO(struct drm_gem_object *obj, u32 gtt_offset),
TP_ARGS(obj, gtt_offset),
TP_STRUCT__entry(
__field(struct drm_gem_object *, obj)
__field(u32, gtt_offset)
),
TP_fast_assign(
__entry->obj = obj;
__entry->gtt_offset = gtt_offset;
),
TP_printk("obj=%p, gtt_offset=%08x",
__entry->obj, __entry->gtt_offset)
);
TRACE_EVENT(i915_gem_object_clflush,
TP_PROTO(struct drm_gem_object *obj),
TP_ARGS(obj),
TP_STRUCT__entry(
__field(struct drm_gem_object *, obj)
),
TP_fast_assign(
__entry->obj = obj;
),
TP_printk("obj=%p", __entry->obj)
);
TRACE_EVENT(i915_gem_object_change_domain,
TP_PROTO(struct drm_gem_object *obj, uint32_t old_read_domains, uint32_t old_write_domain),
TP_ARGS(obj, old_read_domains, old_write_domain),
TP_STRUCT__entry(
__field(struct drm_gem_object *, obj)
__field(u32, read_domains)
__field(u32, write_domain)
),
TP_fast_assign(
__entry->obj = obj;
__entry->read_domains = obj->read_domains | (old_read_domains << 16);
__entry->write_domain = obj->write_domain | (old_write_domain << 16);
),
TP_printk("obj=%p, read=%04x, write=%04x",
__entry->obj,
__entry->read_domains, __entry->write_domain)
);
TRACE_EVENT(i915_gem_object_get_fence,
TP_PROTO(struct drm_gem_object *obj, int fence, int tiling_mode),
TP_ARGS(obj, fence, tiling_mode),
TP_STRUCT__entry(
__field(struct drm_gem_object *, obj)
__field(int, fence)
__field(int, tiling_mode)
),
TP_fast_assign(
__entry->obj = obj;
__entry->fence = fence;
__entry->tiling_mode = tiling_mode;
),
TP_printk("obj=%p, fence=%d, tiling=%d",
__entry->obj, __entry->fence, __entry->tiling_mode)
);
TRACE_EVENT(i915_gem_object_unbind,
TP_PROTO(struct drm_gem_object *obj),
TP_ARGS(obj),
TP_STRUCT__entry(
__field(struct drm_gem_object *, obj)
),
TP_fast_assign(
__entry->obj = obj;
),
TP_printk("obj=%p", __entry->obj)
);
TRACE_EVENT(i915_gem_object_destroy,
TP_PROTO(struct drm_gem_object *obj),
TP_ARGS(obj),
TP_STRUCT__entry(
__field(struct drm_gem_object *, obj)
),
TP_fast_assign(
__entry->obj = obj;
),
TP_printk("obj=%p", __entry->obj)
);
/* batch tracing */
TRACE_EVENT(i915_gem_request_submit,
TP_PROTO(struct drm_device *dev, u32 seqno),
TP_ARGS(dev, seqno),
TP_STRUCT__entry(
__field(struct drm_device *, dev)
__field(u32, seqno)
),
TP_fast_assign(
__entry->dev = dev;
__entry->seqno = seqno;
),
TP_printk("dev=%p, seqno=%u", __entry->dev, __entry->seqno)
);
TRACE_EVENT(i915_gem_request_flush,
TP_PROTO(struct drm_device *dev, u32 seqno,
u32 flush_domains, u32 invalidate_domains),
TP_ARGS(dev, seqno, flush_domains, invalidate_domains),
TP_STRUCT__entry(
__field(struct drm_device *, dev)
__field(u32, seqno)
__field(u32, flush_domains)
__field(u32, invalidate_domains)
),
TP_fast_assign(
__entry->dev = dev;
__entry->seqno = seqno;
__entry->flush_domains = flush_domains;
__entry->invalidate_domains = invalidate_domains;
),
TP_printk("dev=%p, seqno=%u, flush=%04x, invalidate=%04x",
__entry->dev, __entry->seqno,
__entry->flush_domains, __entry->invalidate_domains)
);
TRACE_EVENT(i915_gem_request_complete,
TP_PROTO(struct drm_device *dev, u32 seqno),
TP_ARGS(dev, seqno),
TP_STRUCT__entry(
__field(struct drm_device *, dev)
__field(u32, seqno)
),
TP_fast_assign(
__entry->dev = dev;
__entry->seqno = seqno;
),
TP_printk("dev=%p, seqno=%u", __entry->dev, __entry->seqno)
);
TRACE_EVENT(i915_gem_request_retire,
TP_PROTO(struct drm_device *dev, u32 seqno),
TP_ARGS(dev, seqno),
TP_STRUCT__entry(
__field(struct drm_device *, dev)
__field(u32, seqno)
),
TP_fast_assign(
__entry->dev = dev;
__entry->seqno = seqno;
),
TP_printk("dev=%p, seqno=%u", __entry->dev, __entry->seqno)
);
TRACE_EVENT(i915_gem_request_wait_begin,
TP_PROTO(struct drm_device *dev, u32 seqno),
TP_ARGS(dev, seqno),
TP_STRUCT__entry(
__field(struct drm_device *, dev)
__field(u32, seqno)
),
TP_fast_assign(
__entry->dev = dev;
__entry->seqno = seqno;
),
TP_printk("dev=%p, seqno=%u", __entry->dev, __entry->seqno)
);
TRACE_EVENT(i915_gem_request_wait_end,
TP_PROTO(struct drm_device *dev, u32 seqno),
TP_ARGS(dev, seqno),
TP_STRUCT__entry(
__field(struct drm_device *, dev)
__field(u32, seqno)
),
TP_fast_assign(
__entry->dev = dev;
__entry->seqno = seqno;
),
TP_printk("dev=%p, seqno=%u", __entry->dev, __entry->seqno)
);
TRACE_EVENT(i915_ring_wait_begin,
TP_PROTO(struct drm_device *dev),
TP_ARGS(dev),
TP_STRUCT__entry(
__field(struct drm_device *, dev)
),
TP_fast_assign(
__entry->dev = dev;
),
TP_printk("dev=%p", __entry->dev)
);
TRACE_EVENT(i915_ring_wait_end,
TP_PROTO(struct drm_device *dev),
TP_ARGS(dev),
TP_STRUCT__entry(
__field(struct drm_device *, dev)
),
TP_fast_assign(
__entry->dev = dev;
),
TP_printk("dev=%p", __entry->dev)
);
#endif /* _I915_TRACE_H_ */
/* This part must be outside protection */
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH ../../drivers/gpu/drm/i915
#include <trace/define_trace.h>
drivers/gpu/drm/i915/i915_trace_points.c 0 → 100644
View file @ 94e0fb08
/*
* Copyright © 2009 Intel Corporation
*
* Authors:
* Chris Wilson <chris@chris-wilson.co.uk>
*/
#include "i915_drv.h"
#define CREATE_TRACE_POINTS
#include "i915_trace.h"
drivers/gpu/drm/i915/intel_bios.c
View file @ 94e0fb08
......@@ -217,6 +217,9 @@ parse_general_features(struct drm_i915_private *dev_priv,
if (IS_I85X(dev_priv->dev))
dev_priv->lvds_ssc_freq =
general->ssc_freq ? 66 : 48;
else if (IS_IGDNG(dev_priv->dev))
dev_priv->lvds_ssc_freq =
general->ssc_freq ? 100 : 120;
else
dev_priv->lvds_ssc_freq =
general->ssc_freq ? 100 : 96;
......
drivers/gpu/drm/i915/intel_crt.c
View file @ 94e0fb08
......@@ -179,13 +179,10 @@ static bool intel_igdng_crt_detect_hotplug(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
u32 adpa, temp;
u32 adpa;
bool ret;
temp = adpa = I915_READ(PCH_ADPA);
adpa &= ~ADPA_DAC_ENABLE;
I915_WRITE(PCH_ADPA, adpa);
adpa = I915_READ(PCH_ADPA);
adpa &= ~ADPA_CRT_HOTPLUG_MASK;
......@@ -212,8 +209,6 @@ static bool intel_igdng_crt_detect_hotplug(struct drm_connector *connector)
else
ret = false;
/* restore origin register */
I915_WRITE(PCH_ADPA, temp);
return ret;
}
......
drivers/gpu/drm/i915/intel_display.c
View file @ 94e0fb08
......@@ -24,6 +24,8 @@
* Eric Anholt <eric@anholt.net>
*/
#include <linux/module.h>
#include <linux/input.h>
#include <linux/i2c.h>
#include <linux/kernel.h>
#include "drmP.h"
......@@ -875,7 +877,7 @@ intel_igdng_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
refclk, best_clock);
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
if ((I915_READ(LVDS) & LVDS_CLKB_POWER_MASK) ==
if ((I915_READ(PCH_LVDS) & LVDS_CLKB_POWER_MASK) ==
LVDS_CLKB_POWER_UP)
clock.p2 = limit->p2.p2_fast;
else
......@@ -952,6 +954,241 @@ intel_wait_for_vblank(struct drm_device *dev)
mdelay(20);
}
/* Parameters have changed, update FBC info */
static void i8xx_enable_fbc(struct drm_crtc *crtc, unsigned long interval)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_framebuffer *fb = crtc->fb;
struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
struct drm_i915_gem_object *obj_priv = intel_fb->obj->driver_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int plane, i;
u32 fbc_ctl, fbc_ctl2;
dev_priv->cfb_pitch = dev_priv->cfb_size / FBC_LL_SIZE;
if (fb->pitch < dev_priv->cfb_pitch)
dev_priv->cfb_pitch = fb->pitch;
/* FBC_CTL wants 64B units */
dev_priv->cfb_pitch = (dev_priv->cfb_pitch / 64) - 1;
dev_priv->cfb_fence = obj_priv->fence_reg;
dev_priv->cfb_plane = intel_crtc->plane;
plane = dev_priv->cfb_plane == 0 ? FBC_CTL_PLANEA : FBC_CTL_PLANEB;
/* Clear old tags */
for (i = 0; i < (FBC_LL_SIZE / 32) + 1; i++)
I915_WRITE(FBC_TAG + (i * 4), 0);
/* Set it up... */
fbc_ctl2 = FBC_CTL_FENCE_DBL | FBC_CTL_IDLE_IMM | plane;
if (obj_priv->tiling_mode != I915_TILING_NONE)
fbc_ctl2 |= FBC_CTL_CPU_FENCE;
I915_WRITE(FBC_CONTROL2, fbc_ctl2);
I915_WRITE(FBC_FENCE_OFF, crtc->y);
/* enable it... */
fbc_ctl = FBC_CTL_EN | FBC_CTL_PERIODIC;
fbc_ctl |= (dev_priv->cfb_pitch & 0xff) << FBC_CTL_STRIDE_SHIFT;
fbc_ctl |= (interval & 0x2fff) << FBC_CTL_INTERVAL_SHIFT;
if (obj_priv->tiling_mode != I915_TILING_NONE)
fbc_ctl |= dev_priv->cfb_fence;
I915_WRITE(FBC_CONTROL, fbc_ctl);
DRM_DEBUG("enabled FBC, pitch %ld, yoff %d, plane %d, ",
dev_priv->cfb_pitch, crtc->y, dev_priv->cfb_plane);
}
void i8xx_disable_fbc(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 fbc_ctl;
if (!I915_HAS_FBC(dev))
return;
/* Disable compression */
fbc_ctl = I915_READ(FBC_CONTROL);
fbc_ctl &= ~FBC_CTL_EN;
I915_WRITE(FBC_CONTROL, fbc_ctl);
/* Wait for compressing bit to clear */
while (I915_READ(FBC_STATUS) & FBC_STAT_COMPRESSING)
; /* nothing */
intel_wait_for_vblank(dev);
DRM_DEBUG("disabled FBC\n");
}
static bool i8xx_fbc_enabled(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
return I915_READ(FBC_CONTROL) & FBC_CTL_EN;
}
static void g4x_enable_fbc(struct drm_crtc *crtc, unsigned long interval)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_framebuffer *fb = crtc->fb;
struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
struct drm_i915_gem_object *obj_priv = intel_fb->obj->driver_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int plane = (intel_crtc->plane == 0 ? DPFC_CTL_PLANEA :
DPFC_CTL_PLANEB);
unsigned long stall_watermark = 200;
u32 dpfc_ctl;
dev_priv->cfb_pitch = (dev_priv->cfb_pitch / 64) - 1;
dev_priv->cfb_fence = obj_priv->fence_reg;
dev_priv->cfb_plane = intel_crtc->plane;
dpfc_ctl = plane | DPFC_SR_EN | DPFC_CTL_LIMIT_1X;
if (obj_priv->tiling_mode != I915_TILING_NONE) {
dpfc_ctl |= DPFC_CTL_FENCE_EN | dev_priv->cfb_fence;
I915_WRITE(DPFC_CHICKEN, DPFC_HT_MODIFY);
} else {
I915_WRITE(DPFC_CHICKEN, ~DPFC_HT_MODIFY);
}
I915_WRITE(DPFC_CONTROL, dpfc_ctl);
I915_WRITE(DPFC_RECOMP_CTL, DPFC_RECOMP_STALL_EN |
(stall_watermark << DPFC_RECOMP_STALL_WM_SHIFT) |
(interval << DPFC_RECOMP_TIMER_COUNT_SHIFT));
I915_WRITE(DPFC_FENCE_YOFF, crtc->y);
/* enable it... */
I915_WRITE(DPFC_CONTROL, I915_READ(DPFC_CONTROL) | DPFC_CTL_EN);
DRM_DEBUG("enabled fbc on plane %d\n", intel_crtc->plane);
}
void g4x_disable_fbc(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 dpfc_ctl;
/* Disable compression */
dpfc_ctl = I915_READ(DPFC_CONTROL);
dpfc_ctl &= ~DPFC_CTL_EN;
I915_WRITE(DPFC_CONTROL, dpfc_ctl);
intel_wait_for_vblank(dev);
DRM_DEBUG("disabled FBC\n");
}
static bool g4x_fbc_enabled(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
return I915_READ(DPFC_CONTROL) & DPFC_CTL_EN;
}
/**
* intel_update_fbc - enable/disable FBC as needed
* @crtc: CRTC to point the compressor at
* @mode: mode in use
*
* Set up the framebuffer compression hardware at mode set time. We
* enable it if possible:
* - plane A only (on pre-965)
* - no pixel mulitply/line duplication
* - no alpha buffer discard
* - no dual wide
* - framebuffer <= 2048 in width, 1536 in height
*
* We can't assume that any compression will take place (worst case),
* so the compressed buffer has to be the same size as the uncompressed
* one. It also must reside (along with the line length buffer) in
* stolen memory.
*
* We need to enable/disable FBC on a global basis.
*/
static void intel_update_fbc(struct drm_crtc *crtc,
struct drm_display_mode *mode)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_framebuffer *fb = crtc->fb;
struct intel_framebuffer *intel_fb;
struct drm_i915_gem_object *obj_priv;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int plane = intel_crtc->plane;
if (!i915_powersave)
return;
if (!dev_priv->display.fbc_enabled ||
!dev_priv->display.enable_fbc ||
!dev_priv->display.disable_fbc)
return;
if (!crtc->fb)
return;
intel_fb = to_intel_framebuffer(fb);
obj_priv = intel_fb->obj->driver_private;
/*
* If FBC is already on, we just have to verify that we can
* keep it that way...
* Need to disable if:
* - changing FBC params (stride, fence, mode)
* - new fb is too large to fit in compressed buffer
* - going to an unsupported config (interlace, pixel multiply, etc.)
*/
if (intel_fb->obj->size > dev_priv->cfb_size) {
DRM_DEBUG("framebuffer too large, disabling compression\n");
goto out_disable;
}
if ((mode->flags & DRM_MODE_FLAG_INTERLACE) ||
(mode->flags & DRM_MODE_FLAG_DBLSCAN)) {
DRM_DEBUG("mode incompatible with compression, disabling\n");
goto out_disable;
}
if ((mode->hdisplay > 2048) ||
(mode->vdisplay > 1536)) {
DRM_DEBUG("mode too large for compression, disabling\n");
goto out_disable;
}
if ((IS_I915GM(dev) || IS_I945GM(dev)) && plane != 0) {
DRM_DEBUG("plane not 0, disabling compression\n");
goto out_disable;
}
if (obj_priv->tiling_mode != I915_TILING_X) {
DRM_DEBUG("framebuffer not tiled, disabling compression\n");
goto out_disable;
}
if (dev_priv->display.fbc_enabled(crtc)) {
/* We can re-enable it in this case, but need to update pitch */
if (fb->pitch > dev_priv->cfb_pitch)
dev_priv->display.disable_fbc(dev);
if (obj_priv->fence_reg != dev_priv->cfb_fence)
dev_priv->display.disable_fbc(dev);
if (plane != dev_priv->cfb_plane)
dev_priv->display.disable_fbc(dev);
}
if (!dev_priv->display.fbc_enabled(crtc)) {
/* Now try to turn it back on if possible */
dev_priv->display.enable_fbc(crtc, 500);
}
return;
out_disable:
DRM_DEBUG("unsupported config, disabling FBC\n");
/* Multiple disables should be harmless */
if (dev_priv->display.fbc_enabled(crtc))
dev_priv->display.disable_fbc(dev);
}
static int
intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
struct drm_framebuffer *old_fb)
......@@ -964,12 +1201,13 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
struct drm_i915_gem_object *obj_priv;
struct drm_gem_object *obj;
int pipe = intel_crtc->pipe;
int plane = intel_crtc->plane;
unsigned long Start, Offset;
int dspbase = (pipe == 0 ? DSPAADDR : DSPBADDR);
int dspsurf = (pipe == 0 ? DSPASURF : DSPBSURF);
int dspstride = (pipe == 0) ? DSPASTRIDE : DSPBSTRIDE;
int dsptileoff = (pipe == 0 ? DSPATILEOFF : DSPBTILEOFF);
int dspcntr_reg = (pipe == 0) ? DSPACNTR : DSPBCNTR;
int dspbase = (plane == 0 ? DSPAADDR : DSPBADDR);
int dspsurf = (plane == 0 ? DSPASURF : DSPBSURF);
int dspstride = (plane == 0) ? DSPASTRIDE : DSPBSTRIDE;
int dsptileoff = (plane == 0 ? DSPATILEOFF : DSPBTILEOFF);
int dspcntr_reg = (plane == 0) ? DSPACNTR : DSPBCNTR;
u32 dspcntr, alignment;
int ret;
......@@ -979,12 +1217,12 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
return 0;
}
switch (pipe) {
switch (plane) {
case 0:
case 1:
break;
default:
DRM_ERROR("Can't update pipe %d in SAREA\n", pipe);
DRM_ERROR("Can't update plane %d in SAREA\n", plane);
return -EINVAL;
}
......@@ -1086,6 +1324,9 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
I915_READ(dspbase);
}
if ((IS_I965G(dev) || plane == 0))
intel_update_fbc(crtc, &crtc->mode);
intel_wait_for_vblank(dev);
if (old_fb) {
......@@ -1217,6 +1458,7 @@ static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode)
int transconf_reg = (pipe == 0) ? TRANSACONF : TRANSBCONF;
int pf_ctl_reg = (pipe == 0) ? PFA_CTL_1 : PFB_CTL_1;
int pf_win_size = (pipe == 0) ? PFA_WIN_SZ : PFB_WIN_SZ;
int pf_win_pos = (pipe == 0) ? PFA_WIN_POS : PFB_WIN_POS;
int cpu_htot_reg = (pipe == 0) ? HTOTAL_A : HTOTAL_B;
int cpu_hblank_reg = (pipe == 0) ? HBLANK_A : HBLANK_B;
int cpu_hsync_reg = (pipe == 0) ? HSYNC_A : HSYNC_B;
......@@ -1268,6 +1510,19 @@ static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode)
}
}
/* Enable panel fitting for LVDS */
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
temp = I915_READ(pf_ctl_reg);
I915_WRITE(pf_ctl_reg, temp | PF_ENABLE);
/* currently full aspect */
I915_WRITE(pf_win_pos, 0);
I915_WRITE(pf_win_size,
(dev_priv->panel_fixed_mode->hdisplay << 16) |
(dev_priv->panel_fixed_mode->vdisplay));
}
/* Enable CPU pipe */
temp = I915_READ(pipeconf_reg);
if ((temp & PIPEACONF_ENABLE) == 0) {
......@@ -1532,9 +1787,10 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int pipe = intel_crtc->pipe;
int plane = intel_crtc->plane;
int dpll_reg = (pipe == 0) ? DPLL_A : DPLL_B;
int dspcntr_reg = (pipe == 0) ? DSPACNTR : DSPBCNTR;
int dspbase_reg = (pipe == 0) ? DSPAADDR : DSPBADDR;
int dspcntr_reg = (plane == 0) ? DSPACNTR : DSPBCNTR;
int dspbase_reg = (plane == 0) ? DSPAADDR : DSPBADDR;
int pipeconf_reg = (pipe == 0) ? PIPEACONF : PIPEBCONF;
u32 temp;
......@@ -1577,6 +1833,9 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
intel_crtc_load_lut(crtc);
if ((IS_I965G(dev) || plane == 0))
intel_update_fbc(crtc, &crtc->mode);
/* Give the overlay scaler a chance to enable if it's on this pipe */
//intel_crtc_dpms_video(crtc, true); TODO
intel_update_watermarks(dev);
......@@ -1586,6 +1845,10 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
/* Give the overlay scaler a chance to disable if it's on this pipe */
//intel_crtc_dpms_video(crtc, FALSE); TODO
if (dev_priv->cfb_plane == plane &&
dev_priv->display.disable_fbc)
dev_priv->display.disable_fbc(dev);
/* Disable the VGA plane that we never use */
i915_disable_vga(dev);
......@@ -1634,15 +1897,13 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
static void intel_crtc_dpms(struct drm_crtc *crtc, int mode)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_master_private *master_priv;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int pipe = intel_crtc->pipe;
bool enabled;
if (IS_IGDNG(dev))
igdng_crtc_dpms(crtc, mode);
else
i9xx_crtc_dpms(crtc, mode);
dev_priv->display.dpms(crtc, mode);
intel_crtc->dpms_mode = mode;
......@@ -1709,56 +1970,68 @@ static bool intel_crtc_mode_fixup(struct drm_crtc *crtc,
return true;
}
static int i945_get_display_clock_speed(struct drm_device *dev)
{
return 400000;
}
/** Returns the core display clock speed for i830 - i945 */
static int intel_get_core_clock_speed(struct drm_device *dev)
static int i915_get_display_clock_speed(struct drm_device *dev)
{
return 333000;
}
/* Core clock values taken from the published datasheets.
* The 830 may go up to 166 Mhz, which we should check.
*/
if (IS_I945G(dev))
return 400000;
else if (IS_I915G(dev))
return 333000;
else if (IS_I945GM(dev) || IS_845G(dev) || IS_IGDGM(dev))
return 200000;
else if (IS_I915GM(dev)) {
u16 gcfgc = 0;
static int i9xx_misc_get_display_clock_speed(struct drm_device *dev)
{
return 200000;
}
pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
static int i915gm_get_display_clock_speed(struct drm_device *dev)
{
u16 gcfgc = 0;
if (gcfgc & GC_LOW_FREQUENCY_ENABLE)
return 133000;
else {
switch (gcfgc & GC_DISPLAY_CLOCK_MASK) {
case GC_DISPLAY_CLOCK_333_MHZ:
return 333000;
default:
case GC_DISPLAY_CLOCK_190_200_MHZ:
return 190000;
}
}
} else if (IS_I865G(dev))
return 266000;
else if (IS_I855(dev)) {
u16 hpllcc = 0;
/* Assume that the hardware is in the high speed state. This
* should be the default.
*/
switch (hpllcc & GC_CLOCK_CONTROL_MASK) {
case GC_CLOCK_133_200:
case GC_CLOCK_100_200:
return 200000;
case GC_CLOCK_166_250:
return 250000;
case GC_CLOCK_100_133:
return 133000;
pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
if (gcfgc & GC_LOW_FREQUENCY_ENABLE)
return 133000;
else {
switch (gcfgc & GC_DISPLAY_CLOCK_MASK) {
case GC_DISPLAY_CLOCK_333_MHZ:
return 333000;
default:
case GC_DISPLAY_CLOCK_190_200_MHZ:
return 190000;
}
} else /* 852, 830 */
}
}
static int i865_get_display_clock_speed(struct drm_device *dev)
{
return 266000;
}
static int i855_get_display_clock_speed(struct drm_device *dev)
{
u16 hpllcc = 0;
/* Assume that the hardware is in the high speed state. This
* should be the default.
*/
switch (hpllcc & GC_CLOCK_CONTROL_MASK) {
case GC_CLOCK_133_200:
case GC_CLOCK_100_200:
return 200000;
case GC_CLOCK_166_250:
return 250000;
case GC_CLOCK_100_133:
return 133000;
}
/* Shouldn't happen */
return 0;
}
return 0; /* Silence gcc warning */
static int i830_get_display_clock_speed(struct drm_device *dev)
{
return 133000;
}
/**
......@@ -1921,7 +2194,14 @@ static unsigned long intel_calculate_wm(unsigned long clock_in_khz,
{
long entries_required, wm_size;
entries_required = (clock_in_khz * pixel_size * latency_ns) / 1000000;
/*
* Note: we need to make sure we don't overflow for various clock &
* latency values.
* clocks go from a few thousand to several hundred thousand.
* latency is usually a few thousand
*/
entries_required = ((clock_in_khz / 1000) * pixel_size * latency_ns) /
1000;
entries_required /= wm->cacheline_size;
DRM_DEBUG("FIFO entries required for mode: %d\n", entries_required);
......@@ -1986,14 +2266,13 @@ static struct cxsr_latency *intel_get_cxsr_latency(int is_desktop, int fsb,
for (i = 0; i < ARRAY_SIZE(cxsr_latency_table); i++) {
latency = &cxsr_latency_table[i];
if (is_desktop == latency->is_desktop &&
fsb == latency->fsb_freq && mem == latency->mem_freq)
break;
fsb == latency->fsb_freq && mem == latency->mem_freq)
return latency;
}
if (i >= ARRAY_SIZE(cxsr_latency_table)) {
DRM_DEBUG("Unknown FSB/MEM found, disable CxSR\n");
return NULL;
}
return latency;
DRM_DEBUG("Unknown FSB/MEM found, disable CxSR\n");
return NULL;
}
static void igd_disable_cxsr(struct drm_device *dev)
......@@ -2084,32 +2363,36 @@ static void igd_enable_cxsr(struct drm_device *dev, unsigned long clock,
*/
const static int latency_ns = 5000;
static int intel_get_fifo_size(struct drm_device *dev, int plane)
static int i9xx_get_fifo_size(struct drm_device *dev, int plane)
{
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t dsparb = I915_READ(DSPARB);
int size;
if (IS_I9XX(dev)) {
if (plane == 0)
size = dsparb & 0x7f;
else
size = ((dsparb >> DSPARB_CSTART_SHIFT) & 0x7f) -
(dsparb & 0x7f);
} else if (IS_I85X(dev)) {
if (plane == 0)
size = dsparb & 0x1ff;
else
size = ((dsparb >> DSPARB_BEND_SHIFT) & 0x1ff) -
(dsparb & 0x1ff);
size >>= 1; /* Convert to cachelines */
} else if (IS_845G(dev)) {
if (plane == 0)
size = dsparb & 0x7f;
size >>= 2; /* Convert to cachelines */
} else {
size = dsparb & 0x7f;
size >>= 1; /* Convert to cachelines */
}
else
size = ((dsparb >> DSPARB_CSTART_SHIFT) & 0x7f) -
(dsparb & 0x7f);
DRM_DEBUG("FIFO size - (0x%08x) %s: %d\n", dsparb, plane ? "B" : "A",
size);
return size;
}
static int i85x_get_fifo_size(struct drm_device *dev, int plane)
{
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t dsparb = I915_READ(DSPARB);
int size;
if (plane == 0)
size = dsparb & 0x1ff;
else
size = ((dsparb >> DSPARB_BEND_SHIFT) & 0x1ff) -
(dsparb & 0x1ff);
size >>= 1; /* Convert to cachelines */
DRM_DEBUG("FIFO size - (0x%08x) %s: %d\n", dsparb, plane ? "B" : "A",
size);
......@@ -2117,7 +2400,38 @@ static int intel_get_fifo_size(struct drm_device *dev, int plane)
return size;
}
static void g4x_update_wm(struct drm_device *dev)
static int i845_get_fifo_size(struct drm_device *dev, int plane)
{
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t dsparb = I915_READ(DSPARB);
int size;
size = dsparb & 0x7f;
size >>= 2; /* Convert to cachelines */
DRM_DEBUG("FIFO size - (0x%08x) %s: %d\n", dsparb, plane ? "B" : "A",
size);
return size;
}
static int i830_get_fifo_size(struct drm_device *dev, int plane)
{
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t dsparb = I915_READ(DSPARB);
int size;
size = dsparb & 0x7f;
size >>= 1; /* Convert to cachelines */
DRM_DEBUG("FIFO size - (0x%08x) %s: %d\n", dsparb, plane ? "B" : "A",
size);
return size;
}
static void g4x_update_wm(struct drm_device *dev, int unused, int unused2,
int unused3, int unused4)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 fw_blc_self = I915_READ(FW_BLC_SELF);
......@@ -2129,7 +2443,8 @@ static void g4x_update_wm(struct drm_device *dev)
I915_WRITE(FW_BLC_SELF, fw_blc_self);
}
static void i965_update_wm(struct drm_device *dev)
static void i965_update_wm(struct drm_device *dev, int unused, int unused2,
int unused3, int unused4)
{
struct drm_i915_private *dev_priv = dev->dev_private;
......@@ -2165,8 +2480,8 @@ static void i9xx_update_wm(struct drm_device *dev, int planea_clock,
cacheline_size = planea_params.cacheline_size;
/* Update per-plane FIFO sizes */
planea_params.fifo_size = intel_get_fifo_size(dev, 0);
planeb_params.fifo_size = intel_get_fifo_size(dev, 1);
planea_params.fifo_size = dev_priv->display.get_fifo_size(dev, 0);
planeb_params.fifo_size = dev_priv->display.get_fifo_size(dev, 1);
planea_wm = intel_calculate_wm(planea_clock, &planea_params,
pixel_size, latency_ns);
......@@ -2213,14 +2528,14 @@ static void i9xx_update_wm(struct drm_device *dev, int planea_clock,
I915_WRITE(FW_BLC2, fwater_hi);
}
static void i830_update_wm(struct drm_device *dev, int planea_clock,
int pixel_size)
static void i830_update_wm(struct drm_device *dev, int planea_clock, int unused,
int unused2, int pixel_size)
{
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t fwater_lo = I915_READ(FW_BLC) & ~0xfff;
int planea_wm;
i830_wm_info.fifo_size = intel_get_fifo_size(dev, 0);
i830_wm_info.fifo_size = dev_priv->display.get_fifo_size(dev, 0);
planea_wm = intel_calculate_wm(planea_clock, &i830_wm_info,
pixel_size, latency_ns);
......@@ -2264,6 +2579,7 @@ static void i830_update_wm(struct drm_device *dev, int planea_clock,
*/
static void intel_update_watermarks(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_crtc *crtc;
struct intel_crtc *intel_crtc;
int sr_hdisplay = 0;
......@@ -2302,15 +2618,8 @@ static void intel_update_watermarks(struct drm_device *dev)
else if (IS_IGD(dev))
igd_disable_cxsr(dev);
if (IS_G4X(dev))
g4x_update_wm(dev);
else if (IS_I965G(dev))
i965_update_wm(dev);
else if (IS_I9XX(dev) || IS_MOBILE(dev))
i9xx_update_wm(dev, planea_clock, planeb_clock, sr_hdisplay,
pixel_size);
else
i830_update_wm(dev, planea_clock, pixel_size);
dev_priv->display.update_wm(dev, planea_clock, planeb_clock,
sr_hdisplay, pixel_size);
}
static int intel_crtc_mode_set(struct drm_crtc *crtc,
......@@ -2323,10 +2632,11 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int pipe = intel_crtc->pipe;
int plane = intel_crtc->plane;
int fp_reg = (pipe == 0) ? FPA0 : FPB0;
int dpll_reg = (pipe == 0) ? DPLL_A : DPLL_B;
int dpll_md_reg = (intel_crtc->pipe == 0) ? DPLL_A_MD : DPLL_B_MD;
int dspcntr_reg = (pipe == 0) ? DSPACNTR : DSPBCNTR;
int dspcntr_reg = (plane == 0) ? DSPACNTR : DSPBCNTR;
int pipeconf_reg = (pipe == 0) ? PIPEACONF : PIPEBCONF;
int htot_reg = (pipe == 0) ? HTOTAL_A : HTOTAL_B;
int hblank_reg = (pipe == 0) ? HBLANK_A : HBLANK_B;
......@@ -2334,8 +2644,8 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
int vtot_reg = (pipe == 0) ? VTOTAL_A : VTOTAL_B;
int vblank_reg = (pipe == 0) ? VBLANK_A : VBLANK_B;
int vsync_reg = (pipe == 0) ? VSYNC_A : VSYNC_B;
int dspsize_reg = (pipe == 0) ? DSPASIZE : DSPBSIZE;
int dsppos_reg = (pipe == 0) ? DSPAPOS : DSPBPOS;
int dspsize_reg = (plane == 0) ? DSPASIZE : DSPBSIZE;
int dsppos_reg = (plane == 0) ? DSPAPOS : DSPBPOS;
int pipesrc_reg = (pipe == 0) ? PIPEASRC : PIPEBSRC;
int refclk, num_outputs = 0;
intel_clock_t clock, reduced_clock;
......@@ -2568,7 +2878,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
enable color space conversion */
if (!IS_IGDNG(dev)) {
if (pipe == 0)
dspcntr |= DISPPLANE_SEL_PIPE_A;
dspcntr &= ~DISPPLANE_SEL_PIPE_MASK;
else
dspcntr |= DISPPLANE_SEL_PIPE_B;
}
......@@ -2580,7 +2890,8 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
* XXX: No double-wide on 915GM pipe B. Is that the only reason for the
* pipe == 0 check?
*/
if (mode->clock > intel_get_core_clock_speed(dev) * 9 / 10)
if (mode->clock >
dev_priv->display.get_display_clock_speed(dev) * 9 / 10)
pipeconf |= PIPEACONF_DOUBLE_WIDE;
else
pipeconf &= ~PIPEACONF_DOUBLE_WIDE;
......@@ -2652,9 +2963,12 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
udelay(150);
if (IS_I965G(dev) && !IS_IGDNG(dev)) {
sdvo_pixel_multiply = adjusted_mode->clock / mode->clock;
I915_WRITE(dpll_md_reg, (0 << DPLL_MD_UDI_DIVIDER_SHIFT) |
if (is_sdvo) {
sdvo_pixel_multiply = adjusted_mode->clock / mode->clock;
I915_WRITE(dpll_md_reg, (0 << DPLL_MD_UDI_DIVIDER_SHIFT) |
((sdvo_pixel_multiply - 1) << DPLL_MD_UDI_MULTIPLIER_SHIFT));
} else
I915_WRITE(dpll_md_reg, 0);
} else {
/* write it again -- the BIOS does, after all */
I915_WRITE(dpll_reg, dpll);
......@@ -2734,6 +3048,9 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
/* Flush the plane changes */
ret = intel_pipe_set_base(crtc, x, y, old_fb);
if ((IS_I965G(dev) || plane == 0))
intel_update_fbc(crtc, &crtc->mode);
intel_update_watermarks(dev);
drm_vblank_post_modeset(dev, pipe);
......@@ -2778,6 +3095,7 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
struct drm_gem_object *bo;
struct drm_i915_gem_object *obj_priv;
int pipe = intel_crtc->pipe;
int plane = intel_crtc->plane;
uint32_t control = (pipe == 0) ? CURACNTR : CURBCNTR;
uint32_t base = (pipe == 0) ? CURABASE : CURBBASE;
uint32_t temp = I915_READ(control);
......@@ -2863,6 +3181,10 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
i915_gem_object_unpin(intel_crtc->cursor_bo);
drm_gem_object_unreference(intel_crtc->cursor_bo);
}
if ((IS_I965G(dev) || plane == 0))
intel_update_fbc(crtc, &crtc->mode);
mutex_unlock(&dev->struct_mutex);
intel_crtc->cursor_addr = addr;
......@@ -3544,6 +3866,14 @@ static void intel_crtc_init(struct drm_device *dev, int pipe)
intel_crtc->lut_b[i] = i;
}
/* Swap pipes & planes for FBC on pre-965 */
intel_crtc->pipe = pipe;
intel_crtc->plane = pipe;
if (IS_MOBILE(dev) && (IS_I9XX(dev) && !IS_I965G(dev))) {
DRM_DEBUG("swapping pipes & planes for FBC\n");
intel_crtc->plane = ((pipe == 0) ? 1 : 0);
}
intel_crtc->cursor_addr = 0;
intel_crtc->dpms_mode = DRM_MODE_DPMS_OFF;
drm_crtc_helper_add(&intel_crtc->base, &intel_helper_funcs);
......@@ -3826,6 +4156,73 @@ void intel_init_clock_gating(struct drm_device *dev)
}
}
/* Set up chip specific display functions */
static void intel_init_display(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
/* We always want a DPMS function */
if (IS_IGDNG(dev))
dev_priv->display.dpms = igdng_crtc_dpms;
else
dev_priv->display.dpms = i9xx_crtc_dpms;
/* Only mobile has FBC, leave pointers NULL for other chips */
if (IS_MOBILE(dev)) {
if (IS_GM45(dev)) {
dev_priv->display.fbc_enabled = g4x_fbc_enabled;
dev_priv->display.enable_fbc = g4x_enable_fbc;
dev_priv->display.disable_fbc = g4x_disable_fbc;
} else if (IS_I965GM(dev) || IS_I945GM(dev) || IS_I915GM(dev)) {
dev_priv->display.fbc_enabled = i8xx_fbc_enabled;
dev_priv->display.enable_fbc = i8xx_enable_fbc;
dev_priv->display.disable_fbc = i8xx_disable_fbc;
}
/* 855GM needs testing */
}
/* Returns the core display clock speed */
if (IS_I945G(dev))
dev_priv->display.get_display_clock_speed =
i945_get_display_clock_speed;
else if (IS_I915G(dev))
dev_priv->display.get_display_clock_speed =
i915_get_display_clock_speed;
else if (IS_I945GM(dev) || IS_845G(dev) || IS_IGDGM(dev))
dev_priv->display.get_display_clock_speed =
i9xx_misc_get_display_clock_speed;
else if (IS_I915GM(dev))
dev_priv->display.get_display_clock_speed =
i915gm_get_display_clock_speed;
else if (IS_I865G(dev))
dev_priv->display.get_display_clock_speed =
i865_get_display_clock_speed;
else if (IS_I855(dev))
dev_priv->display.get_display_clock_speed =
i855_get_display_clock_speed;
else /* 852, 830 */
dev_priv->display.get_display_clock_speed =
i830_get_display_clock_speed;
/* For FIFO watermark updates */
if (IS_G4X(dev))
dev_priv->display.update_wm = g4x_update_wm;
else if (IS_I965G(dev))
dev_priv->display.update_wm = i965_update_wm;
else if (IS_I9XX(dev) || IS_MOBILE(dev)) {
dev_priv->display.update_wm = i9xx_update_wm;
dev_priv->display.get_fifo_size = i9xx_get_fifo_size;
} else {
if (IS_I85X(dev))
dev_priv->display.get_fifo_size = i85x_get_fifo_size;
else if (IS_845G(dev))
dev_priv->display.get_fifo_size = i845_get_fifo_size;
else
dev_priv->display.get_fifo_size = i830_get_fifo_size;
dev_priv->display.update_wm = i830_update_wm;
}
}
void intel_modeset_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
......@@ -3839,6 +4236,8 @@ void intel_modeset_init(struct drm_device *dev)
dev->mode_config.funcs = (void *)&intel_mode_funcs;
intel_init_display(dev);
if (IS_I965G(dev)) {
dev->mode_config.max_width = 8192;
dev->mode_config.max_height = 8192;
......@@ -3904,6 +4303,9 @@ void intel_modeset_cleanup(struct drm_device *dev)
mutex_unlock(&dev->struct_mutex);
if (dev_priv->display.disable_fbc)
dev_priv->display.disable_fbc(dev);
drm_mode_config_cleanup(dev);
}
......
drivers/gpu/drm/i915/intel_drv.h
View file @ 94e0fb08
......@@ -28,6 +28,7 @@
#include <linux/i2c.h>
#include <linux/i2c-id.h>
#include <linux/i2c-algo-bit.h>
#include "i915_drv.h"
#include "drm_crtc.h"
#include "drm_crtc_helper.h"
......@@ -111,8 +112,8 @@ struct intel_output {
struct intel_crtc {
struct drm_crtc base;
int pipe;
int plane;
enum pipe pipe;
enum plane plane;
struct drm_gem_object *cursor_bo;
uint32_t cursor_addr;
u8 lut_r[256], lut_g[256], lut_b[256];
......
drivers/gpu/drm/i915/intel_lvds.c
View file @ 94e0fb08
......@@ -27,6 +27,7 @@
* Jesse Barnes <jesse.barnes@intel.com>
*/
#include <acpi/button.h>
#include <linux/dmi.h>
#include <linux/i2c.h>
#include "drmP.h"
......@@ -295,6 +296,10 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder,
goto out;
}
/* full screen scale for now */
if (IS_IGDNG(dev))
goto out;
/* 965+ wants fuzzy fitting */
if (IS_I965G(dev))
pfit_control |= (intel_crtc->pipe << PFIT_PIPE_SHIFT) |
......@@ -322,8 +327,10 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder,
* to register description and PRM.
* Change the value here to see the borders for debugging
*/
I915_WRITE(BCLRPAT_A, 0);
I915_WRITE(BCLRPAT_B, 0);
if (!IS_IGDNG(dev)) {
I915_WRITE(BCLRPAT_A, 0);
I915_WRITE(BCLRPAT_B, 0);
}
switch (lvds_priv->fitting_mode) {
case DRM_MODE_SCALE_CENTER:
......@@ -572,7 +579,6 @@ static void intel_lvds_mode_set(struct drm_encoder *encoder,
* settings.
*/
/* No panel fitting yet, fixme */
if (IS_IGDNG(dev))
return;
......@@ -585,15 +591,33 @@ static void intel_lvds_mode_set(struct drm_encoder *encoder,
I915_WRITE(PFIT_CONTROL, lvds_priv->pfit_control);
}
/* Some lid devices report incorrect lid status, assume they're connected */
static const struct dmi_system_id bad_lid_status[] = {
{
.ident = "Aspire One",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire one"),
},
},
{ }
};
/**
* Detect the LVDS connection.
*
* This always returns CONNECTOR_STATUS_CONNECTED. This connector should only have
* been set up if the LVDS was actually connected anyway.
* Since LVDS doesn't have hotlug, we use the lid as a proxy. Open means
* connected and closed means disconnected. We also send hotplug events as
* needed, using lid status notification from the input layer.
*/
static enum drm_connector_status intel_lvds_detect(struct drm_connector *connector)
{
return connector_status_connected;
enum drm_connector_status status = connector_status_connected;
if (!acpi_lid_open() && !dmi_check_system(bad_lid_status))
status = connector_status_disconnected;
return status;
}
/**
......@@ -632,6 +656,24 @@ static int intel_lvds_get_modes(struct drm_connector *connector)
return 0;
}
static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
void *unused)
{
struct drm_i915_private *dev_priv =
container_of(nb, struct drm_i915_private, lid_notifier);
struct drm_device *dev = dev_priv->dev;
if (acpi_lid_open() && !dev_priv->suspended) {
mutex_lock(&dev->mode_config.mutex);
drm_helper_resume_force_mode(dev);
mutex_unlock(&dev->mode_config.mutex);
}
drm_sysfs_hotplug_event(dev_priv->dev);
return NOTIFY_OK;
}
/**
* intel_lvds_destroy - unregister and free LVDS structures
* @connector: connector to free
......@@ -641,10 +683,14 @@ static int intel_lvds_get_modes(struct drm_connector *connector)
*/
static void intel_lvds_destroy(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
struct intel_output *intel_output = to_intel_output(connector);
struct drm_i915_private *dev_priv = dev->dev_private;
if (intel_output->ddc_bus)
intel_i2c_destroy(intel_output->ddc_bus);
if (dev_priv->lid_notifier.notifier_call)
acpi_lid_notifier_unregister(&dev_priv->lid_notifier);
drm_sysfs_connector_remove(connector);
drm_connector_cleanup(connector);
kfree(connector);
......@@ -1011,6 +1057,11 @@ out:
pwm |= PWM_PCH_ENABLE;
I915_WRITE(BLC_PWM_PCH_CTL1, pwm);
}
dev_priv->lid_notifier.notifier_call = intel_lid_notify;
if (acpi_lid_notifier_register(&dev_priv->lid_notifier)) {
DRM_DEBUG("lid notifier registration failed\n");
dev_priv->lid_notifier.notifier_call = NULL;
}
drm_sysfs_connector_add(connector);
return;
......
drivers/gpu/drm/i915/intel_sdvo.c
View file @ 94e0fb08
......@@ -135,6 +135,30 @@ struct intel_sdvo_priv {
struct intel_sdvo_dtd save_input_dtd_1, save_input_dtd_2;
struct intel_sdvo_dtd save_output_dtd[16];
u32 save_SDVOX;
/* add the property for the SDVO-TV */
struct drm_property *left_property;
struct drm_property *right_property;
struct drm_property *top_property;
struct drm_property *bottom_property;
struct drm_property *hpos_property;
struct drm_property *vpos_property;
/* add the property for the SDVO-TV/LVDS */
struct drm_property *brightness_property;
struct drm_property *contrast_property;
struct drm_property *saturation_property;
struct drm_property *hue_property;
/* Add variable to record current setting for the above property */
u32 left_margin, right_margin, top_margin, bottom_margin;
/* this is to get the range of margin.*/
u32 max_hscan, max_vscan;
u32 max_hpos, cur_hpos;
u32 max_vpos, cur_vpos;
u32 cur_brightness, max_brightness;
u32 cur_contrast, max_contrast;
u32 cur_saturation, max_saturation;
u32 cur_hue, max_hue;
};
static bool
......@@ -281,6 +305,31 @@ static const struct _sdvo_cmd_name {
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SCALED_HDTV_RESOLUTION_SUPPORT),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS),
/* Add the op code for SDVO enhancements */
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_POSITION_H),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POSITION_H),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_POSITION_H),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_POSITION_V),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POSITION_V),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_POSITION_V),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SATURATION),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SATURATION),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SATURATION),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HUE),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HUE),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HUE),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_CONTRAST),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CONTRAST),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTRAST),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_BRIGHTNESS),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_BRIGHTNESS),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_BRIGHTNESS),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_H),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_H),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_H),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_V),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_V),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_V),
/* HDMI op code */
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPP_ENCODE),
SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ENCODE),
......@@ -981,7 +1030,7 @@ static void intel_sdvo_set_tv_format(struct intel_output *output)
status = intel_sdvo_read_response(output, NULL, 0);
if (status != SDVO_CMD_STATUS_SUCCESS)
DRM_DEBUG("%s: Failed to set TV format\n",
DRM_DEBUG_KMS("%s: Failed to set TV format\n",
SDVO_NAME(sdvo_priv));
}
......@@ -1792,6 +1841,45 @@ static int intel_sdvo_get_modes(struct drm_connector *connector)
return 1;
}
static
void intel_sdvo_destroy_enhance_property(struct drm_connector *connector)
{
struct intel_output *intel_output = to_intel_output(connector);
struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
struct drm_device *dev = connector->dev;
if (sdvo_priv->is_tv) {
if (sdvo_priv->left_property)
drm_property_destroy(dev, sdvo_priv->left_property);
if (sdvo_priv->right_property)
drm_property_destroy(dev, sdvo_priv->right_property);
if (sdvo_priv->top_property)
drm_property_destroy(dev, sdvo_priv->top_property);
if (sdvo_priv->bottom_property)
drm_property_destroy(dev, sdvo_priv->bottom_property);
if (sdvo_priv->hpos_property)
drm_property_destroy(dev, sdvo_priv->hpos_property);
if (sdvo_priv->vpos_property)
drm_property_destroy(dev, sdvo_priv->vpos_property);
}
if (sdvo_priv->is_tv) {
if (sdvo_priv->saturation_property)
drm_property_destroy(dev,
sdvo_priv->saturation_property);
if (sdvo_priv->contrast_property)
drm_property_destroy(dev,
sdvo_priv->contrast_property);
if (sdvo_priv->hue_property)
drm_property_destroy(dev, sdvo_priv->hue_property);
}
if (sdvo_priv->is_tv || sdvo_priv->is_lvds) {
if (sdvo_priv->brightness_property)
drm_property_destroy(dev,
sdvo_priv->brightness_property);
}
return;
}
static void intel_sdvo_destroy(struct drm_connector *connector)
{
struct intel_output *intel_output = to_intel_output(connector);
......@@ -1812,6 +1900,9 @@ static void intel_sdvo_destroy(struct drm_connector *connector)
drm_property_destroy(connector->dev,
sdvo_priv->tv_format_property);
if (sdvo_priv->is_tv || sdvo_priv->is_lvds)
intel_sdvo_destroy_enhance_property(connector);
drm_sysfs_connector_remove(connector);
drm_connector_cleanup(connector);
......@@ -1829,6 +1920,8 @@ intel_sdvo_set_property(struct drm_connector *connector,
struct drm_crtc *crtc = encoder->crtc;
int ret = 0;
bool changed = false;
uint8_t cmd, status;
uint16_t temp_value;
ret = drm_connector_property_set_value(connector, property, val);
if (ret < 0)
......@@ -1845,11 +1938,102 @@ intel_sdvo_set_property(struct drm_connector *connector,
sdvo_priv->tv_format_name = sdvo_priv->tv_format_supported[val];
changed = true;
} else {
ret = -EINVAL;
goto out;
}
if (sdvo_priv->is_tv || sdvo_priv->is_lvds) {
cmd = 0;
temp_value = val;
if (sdvo_priv->left_property == property) {
drm_connector_property_set_value(connector,
sdvo_priv->right_property, val);
if (sdvo_priv->left_margin == temp_value)
goto out;
sdvo_priv->left_margin = temp_value;
sdvo_priv->right_margin = temp_value;
temp_value = sdvo_priv->max_hscan -
sdvo_priv->left_margin;
cmd = SDVO_CMD_SET_OVERSCAN_H;
} else if (sdvo_priv->right_property == property) {
drm_connector_property_set_value(connector,
sdvo_priv->left_property, val);
if (sdvo_priv->right_margin == temp_value)
goto out;
sdvo_priv->left_margin = temp_value;
sdvo_priv->right_margin = temp_value;
temp_value = sdvo_priv->max_hscan -
sdvo_priv->left_margin;
cmd = SDVO_CMD_SET_OVERSCAN_H;
} else if (sdvo_priv->top_property == property) {
drm_connector_property_set_value(connector,
sdvo_priv->bottom_property, val);
if (sdvo_priv->top_margin == temp_value)
goto out;
sdvo_priv->top_margin = temp_value;
sdvo_priv->bottom_margin = temp_value;
temp_value = sdvo_priv->max_vscan -
sdvo_priv->top_margin;
cmd = SDVO_CMD_SET_OVERSCAN_V;
} else if (sdvo_priv->bottom_property == property) {
drm_connector_property_set_value(connector,
sdvo_priv->top_property, val);
if (sdvo_priv->bottom_margin == temp_value)
goto out;
sdvo_priv->top_margin = temp_value;
sdvo_priv->bottom_margin = temp_value;
temp_value = sdvo_priv->max_vscan -
sdvo_priv->top_margin;
cmd = SDVO_CMD_SET_OVERSCAN_V;
} else if (sdvo_priv->hpos_property == property) {
if (sdvo_priv->cur_hpos == temp_value)
goto out;
cmd = SDVO_CMD_SET_POSITION_H;
sdvo_priv->cur_hpos = temp_value;
} else if (sdvo_priv->vpos_property == property) {
if (sdvo_priv->cur_vpos == temp_value)
goto out;
cmd = SDVO_CMD_SET_POSITION_V;
sdvo_priv->cur_vpos = temp_value;
} else if (sdvo_priv->saturation_property == property) {
if (sdvo_priv->cur_saturation == temp_value)
goto out;
cmd = SDVO_CMD_SET_SATURATION;
sdvo_priv->cur_saturation = temp_value;
} else if (sdvo_priv->contrast_property == property) {
if (sdvo_priv->cur_contrast == temp_value)
goto out;
cmd = SDVO_CMD_SET_CONTRAST;
sdvo_priv->cur_contrast = temp_value;
} else if (sdvo_priv->hue_property == property) {
if (sdvo_priv->cur_hue == temp_value)
goto out;
cmd = SDVO_CMD_SET_HUE;
sdvo_priv->cur_hue = temp_value;
} else if (sdvo_priv->brightness_property == property) {
if (sdvo_priv->cur_brightness == temp_value)
goto out;
cmd = SDVO_CMD_SET_BRIGHTNESS;
sdvo_priv->cur_brightness = temp_value;
}
if (cmd) {
intel_sdvo_write_cmd(intel_output, cmd, &temp_value, 2);
status = intel_sdvo_read_response(intel_output,
NULL, 0);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO command \n");
return -EINVAL;
}
changed = true;
}
}
if (changed && crtc)
drm_crtc_helper_set_mode(crtc, &crtc->mode, crtc->x,
crtc->y, crtc->fb);
......@@ -2090,6 +2274,8 @@ intel_sdvo_output_setup(struct intel_output *intel_output, uint16_t flags)
sdvo_priv->controlled_output = SDVO_OUTPUT_RGB1;
encoder->encoder_type = DRM_MODE_ENCODER_DAC;
connector->connector_type = DRM_MODE_CONNECTOR_VGA;
intel_output->clone_mask = (1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
(1 << INTEL_ANALOG_CLONE_BIT);
} else if (flags & SDVO_OUTPUT_LVDS0) {
sdvo_priv->controlled_output = SDVO_OUTPUT_LVDS0;
......@@ -2176,6 +2362,310 @@ static void intel_sdvo_tv_create_property(struct drm_connector *connector)
}
static void intel_sdvo_create_enhance_property(struct drm_connector *connector)
{
struct intel_output *intel_output = to_intel_output(connector);
struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
struct intel_sdvo_enhancements_reply sdvo_data;
struct drm_device *dev = connector->dev;
uint8_t status;
uint16_t response, data_value[2];
intel_sdvo_write_cmd(intel_output, SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS,
NULL, 0);
status = intel_sdvo_read_response(intel_output, &sdvo_data,
sizeof(sdvo_data));
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS(" incorrect response is returned\n");
return;
}
response = *((uint16_t *)&sdvo_data);
if (!response) {
DRM_DEBUG_KMS("No enhancement is supported\n");
return;
}
if (sdvo_priv->is_tv) {
/* when horizontal overscan is supported, Add the left/right
* property
*/
if (sdvo_data.overscan_h) {
intel_sdvo_write_cmd(intel_output,
SDVO_CMD_GET_MAX_OVERSCAN_H, NULL, 0);
status = intel_sdvo_read_response(intel_output,
&data_value, 4);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO max "
"h_overscan\n");
return;
}
intel_sdvo_write_cmd(intel_output,
SDVO_CMD_GET_OVERSCAN_H, NULL, 0);
status = intel_sdvo_read_response(intel_output,
&response, 2);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO h_overscan\n");
return;
}
sdvo_priv->max_hscan = data_value[0];
sdvo_priv->left_margin = data_value[0] - response;
sdvo_priv->right_margin = sdvo_priv->left_margin;
sdvo_priv->left_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"left_margin", 2);
sdvo_priv->left_property->values[0] = 0;
sdvo_priv->left_property->values[1] = data_value[0];
drm_connector_attach_property(connector,
sdvo_priv->left_property,
sdvo_priv->left_margin);
sdvo_priv->right_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"right_margin", 2);
sdvo_priv->right_property->values[0] = 0;
sdvo_priv->right_property->values[1] = data_value[0];
drm_connector_attach_property(connector,
sdvo_priv->right_property,
sdvo_priv->right_margin);
DRM_DEBUG_KMS("h_overscan: max %d, "
"default %d, current %d\n",
data_value[0], data_value[1], response);
}
if (sdvo_data.overscan_v) {
intel_sdvo_write_cmd(intel_output,
SDVO_CMD_GET_MAX_OVERSCAN_V, NULL, 0);
status = intel_sdvo_read_response(intel_output,
&data_value, 4);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO max "
"v_overscan\n");
return;
}
intel_sdvo_write_cmd(intel_output,
SDVO_CMD_GET_OVERSCAN_V, NULL, 0);
status = intel_sdvo_read_response(intel_output,
&response, 2);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO v_overscan\n");
return;
}
sdvo_priv->max_vscan = data_value[0];
sdvo_priv->top_margin = data_value[0] - response;
sdvo_priv->bottom_margin = sdvo_priv->top_margin;
sdvo_priv->top_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"top_margin", 2);
sdvo_priv->top_property->values[0] = 0;
sdvo_priv->top_property->values[1] = data_value[0];
drm_connector_attach_property(connector,
sdvo_priv->top_property,
sdvo_priv->top_margin);
sdvo_priv->bottom_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"bottom_margin", 2);
sdvo_priv->bottom_property->values[0] = 0;
sdvo_priv->bottom_property->values[1] = data_value[0];
drm_connector_attach_property(connector,
sdvo_priv->bottom_property,
sdvo_priv->bottom_margin);
DRM_DEBUG_KMS("v_overscan: max %d, "
"default %d, current %d\n",
data_value[0], data_value[1], response);
}
if (sdvo_data.position_h) {
intel_sdvo_write_cmd(intel_output,
SDVO_CMD_GET_MAX_POSITION_H, NULL, 0);
status = intel_sdvo_read_response(intel_output,
&data_value, 4);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO Max h_pos\n");
return;
}
intel_sdvo_write_cmd(intel_output,
SDVO_CMD_GET_POSITION_H, NULL, 0);
status = intel_sdvo_read_response(intel_output,
&response, 2);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO get h_postion\n");
return;
}
sdvo_priv->max_hpos = data_value[0];
sdvo_priv->cur_hpos = response;
sdvo_priv->hpos_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"hpos", 2);
sdvo_priv->hpos_property->values[0] = 0;
sdvo_priv->hpos_property->values[1] = data_value[0];
drm_connector_attach_property(connector,
sdvo_priv->hpos_property,
sdvo_priv->cur_hpos);
DRM_DEBUG_KMS("h_position: max %d, "
"default %d, current %d\n",
data_value[0], data_value[1], response);
}
if (sdvo_data.position_v) {
intel_sdvo_write_cmd(intel_output,
SDVO_CMD_GET_MAX_POSITION_V, NULL, 0);
status = intel_sdvo_read_response(intel_output,
&data_value, 4);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO Max v_pos\n");
return;
}
intel_sdvo_write_cmd(intel_output,
SDVO_CMD_GET_POSITION_V, NULL, 0);
status = intel_sdvo_read_response(intel_output,
&response, 2);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO get v_postion\n");
return;
}
sdvo_priv->max_vpos = data_value[0];
sdvo_priv->cur_vpos = response;
sdvo_priv->vpos_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"vpos", 2);
sdvo_priv->vpos_property->values[0] = 0;
sdvo_priv->vpos_property->values[1] = data_value[0];
drm_connector_attach_property(connector,
sdvo_priv->vpos_property,
sdvo_priv->cur_vpos);
DRM_DEBUG_KMS("v_position: max %d, "
"default %d, current %d\n",
data_value[0], data_value[1], response);
}
}
if (sdvo_priv->is_tv) {
if (sdvo_data.saturation) {
intel_sdvo_write_cmd(intel_output,
SDVO_CMD_GET_MAX_SATURATION, NULL, 0);
status = intel_sdvo_read_response(intel_output,
&data_value, 4);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO Max sat\n");
return;
}
intel_sdvo_write_cmd(intel_output,
SDVO_CMD_GET_SATURATION, NULL, 0);
status = intel_sdvo_read_response(intel_output,
&response, 2);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO get sat\n");
return;
}
sdvo_priv->max_saturation = data_value[0];
sdvo_priv->cur_saturation = response;
sdvo_priv->saturation_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"saturation", 2);
sdvo_priv->saturation_property->values[0] = 0;
sdvo_priv->saturation_property->values[1] =
data_value[0];
drm_connector_attach_property(connector,
sdvo_priv->saturation_property,
sdvo_priv->cur_saturation);
DRM_DEBUG_KMS("saturation: max %d, "
"default %d, current %d\n",
data_value[0], data_value[1], response);
}
if (sdvo_data.contrast) {
intel_sdvo_write_cmd(intel_output,
SDVO_CMD_GET_MAX_CONTRAST, NULL, 0);
status = intel_sdvo_read_response(intel_output,
&data_value, 4);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO Max contrast\n");
return;
}
intel_sdvo_write_cmd(intel_output,
SDVO_CMD_GET_CONTRAST, NULL, 0);
status = intel_sdvo_read_response(intel_output,
&response, 2);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO get contrast\n");
return;
}
sdvo_priv->max_contrast = data_value[0];
sdvo_priv->cur_contrast = response;
sdvo_priv->contrast_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"contrast", 2);
sdvo_priv->contrast_property->values[0] = 0;
sdvo_priv->contrast_property->values[1] = data_value[0];
drm_connector_attach_property(connector,
sdvo_priv->contrast_property,
sdvo_priv->cur_contrast);
DRM_DEBUG_KMS("contrast: max %d, "
"default %d, current %d\n",
data_value[0], data_value[1], response);
}
if (sdvo_data.hue) {
intel_sdvo_write_cmd(intel_output,
SDVO_CMD_GET_MAX_HUE, NULL, 0);
status = intel_sdvo_read_response(intel_output,
&data_value, 4);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO Max hue\n");
return;
}
intel_sdvo_write_cmd(intel_output,
SDVO_CMD_GET_HUE, NULL, 0);
status = intel_sdvo_read_response(intel_output,
&response, 2);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO get hue\n");
return;
}
sdvo_priv->max_hue = data_value[0];
sdvo_priv->cur_hue = response;
sdvo_priv->hue_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"hue", 2);
sdvo_priv->hue_property->values[0] = 0;
sdvo_priv->hue_property->values[1] =
data_value[0];
drm_connector_attach_property(connector,
sdvo_priv->hue_property,
sdvo_priv->cur_hue);
DRM_DEBUG_KMS("hue: max %d, default %d, current %d\n",
data_value[0], data_value[1], response);
}
}
if (sdvo_priv->is_tv || sdvo_priv->is_lvds) {
if (sdvo_data.brightness) {
intel_sdvo_write_cmd(intel_output,
SDVO_CMD_GET_MAX_BRIGHTNESS, NULL, 0);
status = intel_sdvo_read_response(intel_output,
&data_value, 4);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO Max bright\n");
return;
}
intel_sdvo_write_cmd(intel_output,
SDVO_CMD_GET_BRIGHTNESS, NULL, 0);
status = intel_sdvo_read_response(intel_output,
&response, 2);
if (status != SDVO_CMD_STATUS_SUCCESS) {
DRM_DEBUG_KMS("Incorrect SDVO get brigh\n");
return;
}
sdvo_priv->max_brightness = data_value[0];
sdvo_priv->cur_brightness = response;
sdvo_priv->brightness_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"brightness", 2);
sdvo_priv->brightness_property->values[0] = 0;
sdvo_priv->brightness_property->values[1] =
data_value[0];
drm_connector_attach_property(connector,
sdvo_priv->brightness_property,
sdvo_priv->cur_brightness);
DRM_DEBUG_KMS("brightness: max %d, "
"default %d, current %d\n",
data_value[0], data_value[1], response);
}
}
return;
}
bool intel_sdvo_init(struct drm_device *dev, int output_device)
{
struct drm_connector *connector;
......@@ -2264,6 +2754,10 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
drm_mode_connector_attach_encoder(&intel_output->base, &intel_output->enc);
if (sdvo_priv->is_tv)
intel_sdvo_tv_create_property(connector);
if (sdvo_priv->is_tv || sdvo_priv->is_lvds)
intel_sdvo_create_enhance_property(connector);
drm_sysfs_connector_add(connector);
intel_sdvo_select_ddc_bus(sdvo_priv);
......
include/acpi/button.h 0 → 100644
View file @ 94e0fb08
#ifndef ACPI_BUTTON_H
#define ACPI_BUTTON_H
#include <linux/notifier.h>
#if defined(CONFIG_ACPI_BUTTON) || defined(CONFIG_ACPI_BUTTON_MODULE)
extern int acpi_lid_notifier_register(struct notifier_block *nb);
extern int acpi_lid_notifier_unregister(struct notifier_block *nb);
extern int acpi_lid_open(void);
#else
static inline int acpi_lid_notifier_register(struct notifier_block *nb)
{
return 0;
}
static inline int acpi_lid_notifier_unregister(struct notifier_block *nb)
{
return 0;
}
static inline int acpi_lid_open(void)
{
return 1;
}
#endif /* defined(CONFIG_ACPI_BUTTON) || defined(CONFIG_ACPI_BUTTON_MODULE) */
#endif /* ACPI_BUTTON_H */
include/drm/drm_pciids.h
View file @ 94e0fb08
......@@ -552,6 +552,7 @@
{0x8086, 0x2e12, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \
{0x8086, 0x2e22, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \
{0x8086, 0x2e32, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \
{0x8086, 0x2e42, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \
{0x8086, 0xa001, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \
{0x8086, 0xa011, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \
{0x8086, 0x35e8, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \
......
include/drm/i915_drm.h
View file @ 94e0fb08
......@@ -185,6 +185,7 @@ typedef struct _drm_i915_sarea {
#define DRM_I915_GEM_GET_APERTURE 0x23
#define DRM_I915_GEM_MMAP_GTT 0x24
#define DRM_I915_GET_PIPE_FROM_CRTC_ID 0x25
#define DRM_I915_GEM_MADVISE 0x26
#define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t)
#define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH)
......@@ -221,6 +222,7 @@ typedef struct _drm_i915_sarea {
#define DRM_IOCTL_I915_GEM_GET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_TILING, struct drm_i915_gem_get_tiling)
#define DRM_IOCTL_I915_GEM_GET_APERTURE DRM_IOR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_APERTURE, struct drm_i915_gem_get_aperture)
#define DRM_IOCTL_I915_GET_PIPE_FROM_CRTC_ID DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GET_PIPE_FROM_CRTC_ID, struct drm_intel_get_pipe_from_crtc_id)
#define DRM_IOCTL_I915_GEM_MADVISE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MADVISE, struct drm_i915_gem_madvise)
/* Allow drivers to submit batchbuffers directly to hardware, relying
* on the security mechanisms provided by hardware.
......@@ -667,4 +669,21 @@ struct drm_i915_get_pipe_from_crtc_id {
__u32 pipe;
};
#define I915_MADV_WILLNEED 0
#define I915_MADV_DONTNEED 1
#define __I915_MADV_PURGED 2 /* internal state */
struct drm_i915_gem_madvise {
/** Handle of the buffer to change the backing store advice */
__u32 handle;
/* Advice: either the buffer will be needed again in the near future,
* or wont be and could be discarded under memory pressure.
*/
__u32 madv;
/** Whether the backing store still exists. */
__u32 retained;
};
#endif /* _I915_DRM_H_ */
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