Commit ef0eaa13 authored by Steve French's avatar Steve French

Merge with /pub/scm/linux/kernel/git/torvalds/linux-2.6.git

parents 53b2ec55 df70b17f
......@@ -1042,8 +1042,3 @@ config X86_TRAMPOLINE
bool
depends on X86_SMP || (X86_VOYAGER && SMP)
default y
config PC
bool
depends on X86 && !EMBEDDED
default y
......@@ -803,7 +803,6 @@ no_apic:
void __init init_apic_mappings(void)
{
unsigned int orig_apicid;
unsigned long apic_phys;
/*
......@@ -825,11 +824,8 @@ void __init init_apic_mappings(void)
* Fetch the APIC ID of the BSP in case we have a
* default configuration (or the MP table is broken).
*/
orig_apicid = boot_cpu_physical_apicid;
boot_cpu_physical_apicid = GET_APIC_ID(apic_read(APIC_ID));
if ((orig_apicid != -1U) && (orig_apicid != boot_cpu_physical_apicid))
printk(KERN_WARNING "Boot APIC ID in local APIC unexpected (%d vs %d)",
orig_apicid, boot_cpu_physical_apicid);
if (boot_cpu_physical_apicid == -1U)
boot_cpu_physical_apicid = GET_APIC_ID(apic_read(APIC_ID));
#ifdef CONFIG_X86_IO_APIC
{
......@@ -1259,81 +1255,40 @@ fastcall void smp_error_interrupt(struct pt_regs *regs)
}
/*
* This initializes the IO-APIC and APIC hardware.
* This initializes the IO-APIC and APIC hardware if this is
* a UP kernel.
*/
int __init APIC_init(void)
int __init APIC_init_uniprocessor (void)
{
if (enable_local_apic < 0) {
printk(KERN_INFO "APIC disabled\n");
return -1;
}
if (enable_local_apic < 0)
clear_bit(X86_FEATURE_APIC, boot_cpu_data.x86_capability);
/* See if we have a SMP configuration or have forced enabled
* the local apic.
*/
if (!smp_found_config && !acpi_lapic && !cpu_has_apic) {
enable_local_apic = -1;
if (!smp_found_config && !cpu_has_apic)
return -1;
}
/*
* Complain if the BIOS pretends there is an apic.
* Then get out because we don't have an a local apic.
* Complain if the BIOS pretends there is one.
*/
if (!cpu_has_apic && APIC_INTEGRATED(apic_version[boot_cpu_physical_apicid])) {
printk(KERN_ERR "BIOS bug, local APIC #%d not detected!...\n",
boot_cpu_physical_apicid);
printk(KERN_ERR "... forcing use of dummy APIC emulation. (tell your hw vendor)\n");
enable_local_apic = -1;
return -1;
}
verify_local_APIC();
/*
* Should not be necessary because the MP table should list the boot
* CPU too, but we do it for the sake of robustness anyway.
* Makes no sense to do this check in clustered apic mode, so skip it
*/
if (!check_phys_apicid_present(boot_cpu_physical_apicid)) {
printk("weird, boot CPU (#%d) not listed by the BIOS.\n",
boot_cpu_physical_apicid);
physid_set(boot_cpu_physical_apicid, phys_cpu_present_map);
}
/*
* Switch from PIC to APIC mode.
*/
connect_bsp_APIC();
setup_local_APIC();
#ifdef CONFIG_X86_IO_APIC
/*
* Now start the IO-APICs
*/
if (smp_found_config && !skip_ioapic_setup && nr_ioapics)
setup_IO_APIC();
#endif
return 0;
}
phys_cpu_present_map = physid_mask_of_physid(boot_cpu_physical_apicid);
void __init APIC_late_time_init(void)
{
/* Improve our loops per jiffy estimate */
loops_per_jiffy = ((1000 + HZ - 1)/HZ)*cpu_khz;
boot_cpu_data.loops_per_jiffy = loops_per_jiffy;
cpu_data[0].loops_per_jiffy = loops_per_jiffy;
/* setup_apic_nmi_watchdog doesn't work properly before cpu_khz is
* initialized. So redo it here to ensure the boot cpu is setup
* properly.
*/
if (nmi_watchdog == NMI_LOCAL_APIC)
setup_apic_nmi_watchdog();
setup_local_APIC();
#ifdef CONFIG_X86_IO_APIC
if (smp_found_config && !skip_ioapic_setup && nr_ioapics)
IO_APIC_late_time_init();
if (smp_found_config)
if (!skip_ioapic_setup && nr_ioapics)
setup_IO_APIC();
#endif
setup_boot_APIC_clock();
return 0;
}
......@@ -435,8 +435,4 @@ void __init init_IRQ(void)
setup_irq(FPU_IRQ, &fpu_irq);
irq_ctx_init(smp_processor_id());
#ifdef CONFIG_X86_LOCAL_APIC
APIC_init();
#endif
}
......@@ -2387,15 +2387,11 @@ void __init setup_IO_APIC(void)
sync_Arb_IDs();
setup_IO_APIC_irqs();
init_IO_APIC_traps();
check_timer();
if (!acpi_ioapic)
print_IO_APIC();
}
void __init IO_APIC_late_time_init(void)
{
check_timer();
}
/*
* Called after all the initialization is done. If we didnt find any
* APIC bugs then we can allow the modify fast path
......
......@@ -1078,16 +1078,6 @@ void *xquad_portio;
EXPORT_SYMBOL(xquad_portio);
#endif
/*
* Fall back to non SMP mode after errors.
*
*/
static __init void disable_smp(void)
{
cpu_set(0, cpu_sibling_map[0]);
cpu_set(0, cpu_core_map[0]);
}
static void __init smp_boot_cpus(unsigned int max_cpus)
{
int apicid, cpu, bit, kicked;
......@@ -1100,6 +1090,7 @@ static void __init smp_boot_cpus(unsigned int max_cpus)
printk("CPU%d: ", 0);
print_cpu_info(&cpu_data[0]);
boot_cpu_physical_apicid = GET_APIC_ID(apic_read(APIC_ID));
boot_cpu_logical_apicid = logical_smp_processor_id();
x86_cpu_to_apicid[0] = boot_cpu_physical_apicid;
......@@ -1111,27 +1102,68 @@ static void __init smp_boot_cpus(unsigned int max_cpus)
cpus_clear(cpu_core_map[0]);
cpu_set(0, cpu_core_map[0]);
map_cpu_to_logical_apicid();
/*
* If we couldn't find an SMP configuration at boot time,
* get out of here now!
*/
if (!smp_found_config && !acpi_lapic) {
printk(KERN_NOTICE "SMP motherboard not detected.\n");
disable_smp();
smpboot_clear_io_apic_irqs();
phys_cpu_present_map = physid_mask_of_physid(0);
if (APIC_init_uniprocessor())
printk(KERN_NOTICE "Local APIC not detected."
" Using dummy APIC emulation.\n");
map_cpu_to_logical_apicid();
cpu_set(0, cpu_sibling_map[0]);
cpu_set(0, cpu_core_map[0]);
return;
}
/*
* Should not be necessary because the MP table should list the boot
* CPU too, but we do it for the sake of robustness anyway.
* Makes no sense to do this check in clustered apic mode, so skip it
*/
if (!check_phys_apicid_present(boot_cpu_physical_apicid)) {
printk("weird, boot CPU (#%d) not listed by the BIOS.\n",
boot_cpu_physical_apicid);
physid_set(hard_smp_processor_id(), phys_cpu_present_map);
}
/*
* If we couldn't find a local APIC, then get out of here now!
*/
if (APIC_INTEGRATED(apic_version[boot_cpu_physical_apicid]) && !cpu_has_apic) {
printk(KERN_ERR "BIOS bug, local APIC #%d not detected!...\n",
boot_cpu_physical_apicid);
printk(KERN_ERR "... forcing use of dummy APIC emulation. (tell your hw vendor)\n");
smpboot_clear_io_apic_irqs();
phys_cpu_present_map = physid_mask_of_physid(0);
cpu_set(0, cpu_sibling_map[0]);
cpu_set(0, cpu_core_map[0]);
return;
}
verify_local_APIC();
/*
* If SMP should be disabled, then really disable it!
*/
if (!max_cpus || (enable_local_apic < 0)) {
printk(KERN_INFO "SMP mode deactivated.\n");
disable_smp();
if (!max_cpus) {
smp_found_config = 0;
printk(KERN_INFO "SMP mode deactivated, forcing use of dummy APIC emulation.\n");
smpboot_clear_io_apic_irqs();
phys_cpu_present_map = physid_mask_of_physid(0);
cpu_set(0, cpu_sibling_map[0]);
cpu_set(0, cpu_core_map[0]);
return;
}
connect_bsp_APIC();
setup_local_APIC();
map_cpu_to_logical_apicid();
setup_portio_remap();
/*
......@@ -1212,6 +1244,10 @@ static void __init smp_boot_cpus(unsigned int max_cpus)
cpu_set(0, cpu_sibling_map[0]);
cpu_set(0, cpu_core_map[0]);
smpboot_setup_io_apic();
setup_boot_APIC_clock();
/*
* Synchronize the TSC with the AP
*/
......
......@@ -440,8 +440,8 @@ static int time_init_device(void)
device_initcall(time_init_device);
extern void (*late_time_init)(void);
#ifdef CONFIG_HPET_TIMER
extern void (*late_time_init)(void);
/* Duplicate of time_init() below, with hpet_enable part added */
static void __init hpet_time_init(void)
{
......@@ -458,11 +458,6 @@ static void __init hpet_time_init(void)
printk(KERN_INFO "Using %s for high-res timesource\n",cur_timer->name);
time_init_hook();
#ifdef CONFIG_X86_LOCAL_APIC
if (enable_local_apic >= 0)
APIC_late_time_init();
#endif
}
#endif
......@@ -487,9 +482,4 @@ void __init time_init(void)
printk(KERN_INFO "Using %s for high-res timesource\n",cur_timer->name);
time_init_hook();
#ifdef CONFIG_X86_LOCAL_APIC
if (enable_local_apic >= 0)
late_time_init = APIC_late_time_init;
#endif
}
......@@ -13,11 +13,11 @@ menuconfig INPUT_KEYBOARD
if INPUT_KEYBOARD
config KEYBOARD_ATKBD
tristate "AT keyboard" if !PC
tristate "AT keyboard" if !X86_PC
default y
select SERIO
select SERIO_LIBPS2
select SERIO_I8042 if PC
select SERIO_I8042 if X86_PC
select SERIO_GSCPS2 if GSC
help
Say Y here if you want to use a standard AT or PS/2 keyboard. Usually
......
......@@ -17,7 +17,7 @@ config MOUSE_PS2
default y
select SERIO
select SERIO_LIBPS2
select SERIO_I8042 if PC
select SERIO_I8042 if X86_PC
select SERIO_GSCPS2 if GSC
---help---
Say Y here if you have a PS/2 mouse connected to your system. This
......
......@@ -180,12 +180,22 @@ static void idescsi_input_buffers (ide_drive_t *drive, idescsi_pc_t *pc, unsigne
return;
}
count = min(pc->sg->length - pc->b_count, bcount);
buf = kmap_atomic(pc->sg->page, KM_IRQ0);
drive->hwif->atapi_input_bytes(drive,
buf + pc->b_count + pc->sg->offset, count);
kunmap_atomic(buf, KM_IRQ0);
bcount -= count;
pc->b_count += count;
if (PageHighMem(pc->sg->page)) {
unsigned long flags;
local_irq_save(flags);
buf = kmap_atomic(pc->sg->page, KM_IRQ0) +
pc->sg->offset;
drive->hwif->atapi_input_bytes(drive,
buf + pc->b_count, count);
kunmap_atomic(buf - pc->sg->offset, KM_IRQ0);
local_irq_restore(flags);
} else {
buf = page_address(pc->sg->page) + pc->sg->offset;
drive->hwif->atapi_input_bytes(drive,
buf + pc->b_count, count);
}
bcount -= count; pc->b_count += count;
if (pc->b_count == pc->sg->length) {
pc->sg++;
pc->b_count = 0;
......@@ -205,12 +215,22 @@ static void idescsi_output_buffers (ide_drive_t *drive, idescsi_pc_t *pc, unsign
return;
}
count = min(pc->sg->length - pc->b_count, bcount);
buf = kmap_atomic(pc->sg->page, KM_IRQ0);
drive->hwif->atapi_output_bytes(drive,
buf + pc->b_count + pc->sg->offset, count);
kunmap_atomic(buf, KM_IRQ0);
bcount -= count;
pc->b_count += count;
if (PageHighMem(pc->sg->page)) {
unsigned long flags;
local_irq_save(flags);
buf = kmap_atomic(pc->sg->page, KM_IRQ0) +
pc->sg->offset;
drive->hwif->atapi_output_bytes(drive,
buf + pc->b_count, count);
kunmap_atomic(buf - pc->sg->offset, KM_IRQ0);
local_irq_restore(flags);
} else {
buf = page_address(pc->sg->page) + pc->sg->offset;
drive->hwif->atapi_output_bytes(drive,
buf + pc->b_count, count);
}
bcount -= count; pc->b_count += count;
if (pc->b_count == pc->sg->length) {
pc->sg++;
pc->b_count = 0;
......
......@@ -138,11 +138,23 @@ reset_needed:
}
EXPORT_SYMBOL_GPL(uhci_check_and_reset_hc);
static inline int io_type_enabled(struct pci_dev *pdev, unsigned int mask)
{
u16 cmd;
return !pci_read_config_word(pdev, PCI_COMMAND, &cmd) && (cmd & mask);
}
#define pio_enabled(dev) io_type_enabled(dev, PCI_COMMAND_IO)
#define mmio_enabled(dev) io_type_enabled(dev, PCI_COMMAND_MEMORY)
static void __devinit quirk_usb_handoff_uhci(struct pci_dev *pdev)
{
unsigned long base = 0;
int i;
if (!pio_enabled(pdev))
return;
for (i = 0; i < PCI_ROM_RESOURCE; i++)
if ((pci_resource_flags(pdev, i) & IORESOURCE_IO)) {
base = pci_resource_start(pdev, i);
......@@ -153,12 +165,20 @@ static void __devinit quirk_usb_handoff_uhci(struct pci_dev *pdev)
uhci_check_and_reset_hc(pdev, base);
}
static int __devinit mmio_resource_enabled(struct pci_dev *pdev, int idx)
{
return pci_resource_start(pdev, idx) && mmio_enabled(pdev);
}
static void __devinit quirk_usb_handoff_ohci(struct pci_dev *pdev)
{
void __iomem *base;
int wait_time;
u32 control;
if (!mmio_resource_enabled(pdev, 0))
return;
base = ioremap_nocache(pci_resource_start(pdev, 0),
pci_resource_len(pdev, 0));
if (base == NULL) return;
......@@ -201,6 +221,9 @@ static void __devinit quirk_usb_disable_ehci(struct pci_dev *pdev)
u32 hcc_params, val, temp;
u8 cap_length;
if (!mmio_resource_enabled(pdev, 0))
return;
base = ioremap_nocache(pci_resource_start(pdev, 0),
pci_resource_len(pdev, 0));
if (base == NULL) return;
......
......@@ -247,7 +247,7 @@ __writeback_single_inode(struct inode *inode, struct writeback_control *wbc)
wait_queue_head_t *wqh;
if (!atomic_read(&inode->i_count))
WARN_ON(!(inode->i_state & I_WILL_FREE));
WARN_ON(!(inode->i_state & (I_WILL_FREE|I_FREEING)));
else
WARN_ON(inode->i_state & I_WILL_FREE);
......
......@@ -668,10 +668,10 @@ map_buffer_cached:
* to, we need to read it in before the write,
* i.e. now.
*/
if (!buffer_uptodate(bh) && ((bh_pos < pos &&
bh_end > pos) ||
(bh_end > end &&
bh_end > end))) {
if (!buffer_uptodate(bh) && bh_pos < end &&
bh_end > pos &&
(bh_pos < pos ||
bh_end > end)) {
/*
* If the buffer is fully or partially
* within the initialized size, do an
......@@ -784,10 +784,11 @@ retry_remap:
blocksize_bits);
cdelta = 0;
/*
* If the number of remaining clusters in the
* @pages is smaller or equal to the number of
* cached clusters, unlock the runlist as the
* map cache will be used from now on.
* If the number of remaining clusters touched
* by the write is smaller or equal to the
* number of cached clusters, unlock the
* runlist as the map cache will be used from
* now on.
*/
if (likely(vcn + vcn_len >= cend)) {
if (rl_write_locked) {
......
......@@ -118,8 +118,7 @@ extern void release_lapic_nmi(void);
extern void disable_timer_nmi_watchdog(void);
extern void enable_timer_nmi_watchdog(void);
extern void nmi_watchdog_tick (struct pt_regs * regs);
extern int APIC_init(void);
extern void APIC_late_time_init(void);
extern int APIC_init_uniprocessor (void);
extern void disable_APIC_timer(void);
extern void enable_APIC_timer(void);
......
......@@ -55,7 +55,6 @@ void init_8259A(int aeoi);
void FASTCALL(send_IPI_self(int vector));
void init_VISWS_APIC_irqs(void);
void setup_IO_APIC(void);
void IO_APIC_late_time_init(void);
void disable_IO_APIC(void);
void print_IO_APIC(void);
int IO_APIC_get_PCI_irq_vector(int bus, int slot, int fn);
......
/* two abstractions specific to kernel/smpboot.c, mainly to cater to visws
* which needs to alter them. */
static inline void smpboot_clear_io_apic_irqs(void)
{
io_apic_irqs = 0;
}
static inline void smpboot_setup_warm_reset_vector(unsigned long start_eip)
{
CMOS_WRITE(0xa, 0xf);
......@@ -27,3 +32,13 @@ static inline void smpboot_restore_warm_reset_vector(void)
*((volatile long *) phys_to_virt(0x467)) = 0;
}
static inline void smpboot_setup_io_apic(void)
{
/*
* Here we can be sure that there is an IO-APIC in the system. Let's
* go and set it up:
*/
if (!skip_ioapic_setup && nr_ioapics)
setup_IO_APIC();
}
......@@ -11,7 +11,14 @@ static inline void smpboot_setup_warm_reset_vector(unsigned long start_eip)
/* for visws do nothing for any of these */
static inline void smpboot_clear_io_apic_irqs(void)
{
}
static inline void smpboot_restore_warm_reset_vector(void)
{
}
static inline void smpboot_setup_io_apic(void)
{
}
......@@ -1055,6 +1055,7 @@ typedef struct {
unsigned char emu10k2_chip; /* Audigy 1 or Audigy 2. */
unsigned char ca0102_chip; /* Audigy 1 or Audigy 2. Not SB Audigy 2 Value. */
unsigned char ca0108_chip; /* Audigy 2 Value */
unsigned char ca_cardbus_chip; /* Audigy 2 ZS Notebook */
unsigned char ca0151_chip; /* P16V */
unsigned char spk71; /* Has 7.1 speakers */
unsigned char sblive51; /* SBLive! 5.1 - extout 0x11 -> center, 0x12 -> lfe */
......
......@@ -64,6 +64,10 @@
#endif
#endif
#ifdef CONFIG_X86_LOCAL_APIC
#include <asm/smp.h>
#endif
/*
* Versions of gcc older than that listed below may actually compile
* and link okay, but the end product can have subtle run time bugs.
......@@ -310,7 +314,14 @@ extern void setup_arch(char **);
#ifndef CONFIG_SMP
#ifdef CONFIG_X86_LOCAL_APIC
static void __init smp_init(void)
{
APIC_init_uniprocessor();
}
#else
#define smp_init() do { } while (0)
#endif
static inline void setup_per_cpu_areas(void) { }
static inline void smp_prepare_cpus(unsigned int maxcpus) { }
......
......@@ -579,6 +579,30 @@ static int __devinit snd_emu10k1_ecard_init(emu10k1_t * emu)
return 0;
}
static int __devinit snd_emu10k1_cardbus_init(emu10k1_t * emu)
{
unsigned long special_port;
unsigned int value;
/* Special initialisation routine
* before the rest of the IO-Ports become active.
*/
special_port = emu->port + 0x38;
value = inl(special_port);
outl(0x00d00000, special_port);
value = inl(special_port);
outl(0x00d00001, special_port);
value = inl(special_port);
outl(0x00d0005f, special_port);
value = inl(special_port);
outl(0x00d0007f, special_port);
value = inl(special_port);
outl(0x0090007f, special_port);
value = inl(special_port);
return 0;
}
/*
* Create the EMU10K1 instance
*/
......@@ -624,6 +648,16 @@ static emu_chip_details_t emu_chip_details[] = {
.ca0108_chip = 1,
.spk71 = 1,
.ac97_chip = 1} ,
/* Audigy 2 ZS Notebook Cardbus card.*/
/* Tested by James@superbug.co.uk 30th October 2005 */
/* Not working yet, but progressing. */
{.vendor = 0x1102, .device = 0x0008, .subsystem = 0x20011102,
.driver = "Audigy2", .name = "Audigy 2 ZS Notebook [SB0530]",
.id = "Audigy2",
.emu10k2_chip = 1,
.ca0108_chip = 1,
.ca_cardbus_chip = 1,
.spk71 = 1} ,
{.vendor = 0x1102, .device = 0x0008,
.driver = "Audigy2", .name = "Audigy 2 Value [Unknown]",
.id = "Audigy2",
......@@ -1011,6 +1045,11 @@ int __devinit snd_emu10k1_create(snd_card_t * card,
snd_emu10k1_free(emu);
return err;
}
} else if (emu->card_capabilities->ca_cardbus_chip) {
if ((err = snd_emu10k1_cardbus_init(emu)) < 0) {
snd_emu10k1_free(emu);
return err;
}
} else {
/* 5.1: Enable the additional AC97 Slots. If the emu10k1 version
does not support this, it shouldn't do any harm */
......
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