diff options
Diffstat (limited to 'target/linux/ixp4xx/patches-2.6.25/400-dmabounce.patch')
| -rw-r--r-- | target/linux/ixp4xx/patches-2.6.25/400-dmabounce.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/target/linux/ixp4xx/patches-2.6.25/400-dmabounce.patch b/target/linux/ixp4xx/patches-2.6.25/400-dmabounce.patch new file mode 100644 index 000000000..f4910261e --- /dev/null +++ b/target/linux/ixp4xx/patches-2.6.25/400-dmabounce.patch @@ -0,0 +1,31 @@ +Index: linux-2.6.23.14/arch/arm/common/dmabounce.c +=================================================================== +--- linux-2.6.23.14.orig/arch/arm/common/dmabounce.c 2008-01-24 22:03:28.475500801 +0100 ++++ linux-2.6.23.14/arch/arm/common/dmabounce.c 2008-01-24 22:17:36.415822168 +0100 +@@ -116,6 +116,10 @@ + } else if (size <= device_info->large.size) { + pool = &device_info->large; + } else { ++#ifdef CONFIG_DMABOUNCE_DEBUG ++ printk(KERN_INFO "A dma bounce buffer outside the pool size was requested. Requested size was 0x%08X\nThe calling code was :\n", size); ++ dump_stack(); ++#endif + pool = NULL; + } + +Index: linux-2.6.23.14/arch/arm/mach-ixp4xx/Kconfig +=================================================================== +--- linux-2.6.23.14.orig/arch/arm/mach-ixp4xx/Kconfig 2008-01-24 22:10:29.331484012 +0100 ++++ linux-2.6.23.14/arch/arm/mach-ixp4xx/Kconfig 2008-01-24 22:11:42.891675973 +0100 +@@ -220,6 +220,11 @@ + default y + depends on PCI + ++config DMABOUNCE_DEBUG ++ bool "Enable DMABounce debuging" ++ default n ++ depends on DMABOUNCE ++ + config IXP4XX_INDIRECT_PCI + bool "Use indirect PCI memory access" + depends on PCI |