Merge branch 'neuros' of...

Merge branch 'neuros' of ssh://git@git.neuros.com.cn/git/git-pub/osd20/linux-davinci-2.6 into neuros

arch/arm/Kconfig

@@ -508,8 +508,9 @@ source "arch/arm/common/Kconfig"
 
 config FORCE_MAX_ZONEORDER
 	int
-	depends on SA1111
-	default "9"
+	depends on SA1111 || ARCH_DAVINCI
+	default "9" if SA1111
+	default "13" if ARCH_DAVINCI
 
 menu "Bus support"
 

arch/arm/mach-davinci/board-ntosd-644xA.c

@@ -161,7 +161,8 @@ static struct platform_device ntosd_644xa_nandflash_device = {
 };
 #endif
 
-#if defined(CONFIG_FB_DAVINCI) || defined(CONFIG_FB_DAVINCI_MODULE)
+#if defined(CONFIG_FB_DAVINCI) || defined(CONFIG_FB_DAVINCI_MODULE) || \
+defined(CONFIG_FB_DM) || defined(CONFIG_FB_DM_MODULE)
 
 static u64 davinci_fb_dma_mask = DMA_32BIT_MASK;
 
@@ -240,7 +241,8 @@ static struct platform_device *ntosd_644xa_devices[] __initdata = {
 #if defined(CONFIG_MTD_NAND_DAVINCI) || defined(CONFIG_MTD_NAND_DAVINCI_MODULE)
 	&ntosd_644xa_nandflash_device,
 #endif
-#if defined(CONFIG_FB_DAVINCI) || defined(CONFIG_FB_DAVINCI_MODULE)
+#if defined(CONFIG_FB_DAVINCI) || defined(CONFIG_FB_DAVINCI_MODULE) || \
+defined(CONFIG_FB_DM) || defined(CONFIG_FB_DM_MODULE)
 	&davinci_fb_device,
 #endif
 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)

drivers/video/Kconfig

@@ -1857,6 +1857,10 @@ if ARCH_OMAP
 	source "drivers/video/omap/Kconfig"
 endif
 
+if ARCH_DAVINCI
+	source "drivers/video/dm/Kconfig"
+endif
+
 config FB_VIRTUAL
 	tristate "Virtual Frame Buffer support (ONLY FOR TESTING!)"
 	depends on FB

drivers/video/Makefile

@@ -121,6 +121,7 @@ obj-$(CONFIG_FB_IMAC)             += imacfb.o
 obj-$(CONFIG_FB_VGA16)            += vga16fb.o
 obj-$(CONFIG_FB_OF)               += offb.o
 obj-$(CONFIG_FB_OMAP)             += omap/ cfbcopyarea.o cfbfillrect.o cfbimgblt.o
+obj-$(CONFIG_FB_DM)               += dm/ cfbcopyarea.o cfbfillrect.o cfbimgblt.o
 obj-$(CONFIG_FB_DAVINCI)	  += davincifb.o cfbfillrect.o cfbcopyarea.o cfbimgblt.o
 
 # the test framebuffer is last

drivers/video/dm/Kconfig

+config FB_DM
+        tristate "DM frame buffer support (EXPERIMENTAL)"
+        depends on FB
+        help
+          Frame buffer driver for DM644X based boards.
+

drivers/video/dm/Makefile

+obj-$(CONFIG_FB_DM) += dmfb.o
+
+dmfb-y				:= dm_main.o
+

include/linux/gfp.h

@@ -178,6 +178,9 @@ extern struct page *alloc_page_vma(gfp_t gfp_mask,
 extern unsigned long FASTCALL(__get_free_pages(gfp_t gfp_mask, unsigned int order));
 extern unsigned long FASTCALL(get_zeroed_page(gfp_t gfp_mask));
 
+void *alloc_pages_exact(size_t size, gfp_t gfp_mask);
+void free_pages_exact(void *virt, size_t size);
+
 #define __get_free_page(gfp_mask) \
 		__get_free_pages((gfp_mask),0)
 

include/linux/neuros_sil9034.h

@@ -23,7 +23,8 @@
  *
  * REVISION:
  * 
- * 1) Initial creation. ----------------------------------- 2007-11-13 JChen
+ * 1) Initial creation. ----------------------------------- 2008-06-10 JChen
+ * 2) Add support for HDMI user interface . --------------- 2008-06-23 JChen
  *
  */
 
@@ -235,5 +236,7 @@
 #define		AUDIO_IFOFRAMES_EN_RPT				(0x30)
 
 
+/*******************************HDMI Interface *********************/
+
 
 #endif /* NEUROS_SIL9034__H */

include/video/Kbuild

-unifdef-y += sisfb.h
+unifdef-y += sisfb.h davincifb.h

include/video/davincifb.h

@@ -432,6 +432,25 @@
 #define	OSD_TRANSPVA_RGBTRANS_SHIFT		0
 
 
+enum
+{
+	DAVINCIFB_WIN_VID0,
+	DAVINCIFB_WIN_VID1,
+	DAVINCIFB_WIN_OSD0,
+	DAVINCIFB_WIN_OSD1,
+	DAVINCIFB_WINDOWS
+};
+
+enum
+{
+	DAVINCIFB_OUT_COMPOSITE,
+	DAVINCIFB_OUT_COMPONENT,
+	DAVINCIFB_OUT_SVIDEO,
+	DAVINCIFB_OUT_RGB,
+	DAVINCIFB_OUTPUTS
+};
+
+
 #define LCD             0
 #define NTSC            1
 #define PAL             2
@@ -457,4 +476,5 @@ struct zoom_params
 };
 #define FBIO_SETZOOM		_IOW('F', 0x24, struct zoom_params)
 #define FBIO_GETSTD		_IOR('F', 0x25, u_int32_t)
+#define FBIO_ENABLE 		_IOW('F', 0x26, u_int32_t)
 #endif /* _DAVINCIFB_H_ */

mm/page_alloc.c

@@ -1467,6 +1467,59 @@ fastcall void free_pages(unsigned long addr, unsigned int order)
 
 EXPORT_SYMBOL(free_pages);
 
+/**
+ * alloc_pages_exact - allocate an exact number physically-contiguous pages.
+ * @size: the number of bytes to allocate
+ * @gfp_mask: GFP flags for the allocation
+ *
+ * This function is similar to alloc_pages(), except that it allocates the
+ * minimum number of pages to satisfy the request.  alloc_pages() can only
+ * allocate memory in power-of-two pages.
+ *
+ * This function is also limited by MAX_ORDER.
+ *
+ * Memory allocated by this function must be released by free_pages_exact().
+ */
+void *alloc_pages_exact(size_t size, gfp_t gfp_mask)
+{
+	unsigned int order = get_order(size);
+	unsigned long addr;
+
+	addr = __get_free_pages(gfp_mask, order);
+	if (addr) {
+		unsigned long alloc_end = addr + (PAGE_SIZE << order);
+		unsigned long used = addr + PAGE_ALIGN(size);
+
+		split_page(virt_to_page(addr), order);
+		while (used < alloc_end) {
+			free_page(used);
+			used += PAGE_SIZE;
+		}
+	}
+
+	return (void *)addr;
+}
+EXPORT_SYMBOL(alloc_pages_exact);
+
+/**
+ * free_pages_exact - release memory allocated via alloc_pages_exact()
+ * @virt: the value returned by alloc_pages_exact.
+ * @size: size of allocation, same value as passed to alloc_pages_exact().
+ *
+ * Release the memory allocated by a previous call to alloc_pages_exact.
+ */
+void free_pages_exact(void *virt, size_t size)
+{
+	unsigned long addr = (unsigned long)virt;
+	unsigned long end = addr + PAGE_ALIGN(size);
+
+	while (addr < end) {
+		free_page(addr);
+		addr += PAGE_SIZE;
+	}
+}
+EXPORT_SYMBOL(free_pages_exact);
+
 static unsigned int nr_free_zone_pages(int offset)
 {
 	/* Just pick one node, since fallback list is circular */