diff options
Diffstat (limited to 'packages/linux/linux-ezx-2.6.21/patches')
| -rw-r--r-- | packages/linux/linux-ezx-2.6.21/patches/mtdfix.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/packages/linux/linux-ezx-2.6.21/patches/mtdfix.patch b/packages/linux/linux-ezx-2.6.21/patches/mtdfix.patch new file mode 100644 index 0000000000..89a8402681 --- /dev/null +++ b/packages/linux/linux-ezx-2.6.21/patches/mtdfix.patch @@ -0,0 +1,41 @@ +--- /tmp/cacheflush.h 2007-09-10 15:22:58.188856413 +0200 ++++ linux-2.6.21/include/asm-arm/cacheflush.h 2007-09-10 15:23:14.009757994 +0200 +@@ -418,6 +418,14 @@ + */ + #define flush_icache_page(vma,page) do { } while (0) + ++inline static void flush_ioremap_region(unsigned long phys, void __iomem *virt, ++ unsigned offset, size_t size) ++{ ++ const void *start = virt + offset; ++ dmac_inv_range(start, start + size); ++} ++ ++ + #define __cacheid_present(val) (val != read_cpuid(CPUID_ID)) + #define __cacheid_vivt(val) ((val & (15 << 25)) != (14 << 25)) + #define __cacheid_vipt(val) ((val & (15 << 25)) == (14 << 25)) +--- /tmp/ezx-flash.c 2007-09-10 15:22:58.192856640 +0200 ++++ linux-2.6.21/drivers/mtd/maps/ezx-flash.c 2007-09-10 15:23:24.878377362 +0200 +@@ -21,6 +21,8 @@ + #include <linux/dma-mapping.h> + #include <linux/slab.h> + ++#include <asm/cacheflush.h> ++ + #include <linux/mtd/mtd.h> + #include <linux/mtd/map.h> + #include <linux/mtd/partitions.h> +@@ -51,11 +53,10 @@ + "sub pc, pc #4" + :"=r"(j)); + #else +- consistent_sync((char *)map->cached + from, len, DMA_FROM_DEVICE); ++ flush_ioremap_region(map->phys, map->cached, from, len); + #endif + } + +- + struct map_info pxa27x_map = { + .name = "PXA27x flash", + .size = WINDOW_SIZE, |