diff options
| author | Jon Mayo <jmayo@nvidia.com> | 2011-08-29 18:09:16 -0700 |
|---|---|---|
| committer | Rohan Somvanshi <rsomvanshi@nvidia.com> | 2011-08-30 04:33:19 -0700 |
| commit | 0f9cf9b586cc064deb8057bb1427583c49162ccb (patch) | |
| tree | 96db24611c6f6b56b7d8b2751e98d454c395e4e7 /arch | |
| parent | 1754b42ae587faea2d3198586fbb21134b2ef7d4 (diff) | |
ARM: tegra: speed up framebuffer copy
Use a memcpy with less overhead in tegra_move_framebuffer, this makes
this function about 30 times faster.
Bug 843089
Change-Id: I4ae9127db6d5ff5d9680e3ff2c3d28463395e39b
Reviewed-on: http://git-master/r/49735
Reviewed-by: Jonathan Mayo <jmayo@nvidia.com>
Tested-by: Jonathan Mayo <jmayo@nvidia.com>
Reviewed-by: Krishna Reddy <vdumpa@nvidia.com>
Reviewed-by: Yu-Huan Hsu <yhsu@nvidia.com>
Reviewed-by: Kevin Huang <kevinh@nvidia.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-tegra/common.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c index 43f861883622..45ed7344e996 100644 --- a/arch/arm/mach-tegra/common.c +++ b/arch/arm/mach-tegra/common.c @@ -608,7 +608,7 @@ void tegra_move_framebuffer(unsigned long to, unsigned long from, for (i = 0 ; i < size; i += PAGE_SIZE) { page = phys_to_page(from + i); from_virt = kmap(page); - memcpy_toio(to_io + i, from_virt, PAGE_SIZE); + memcpy(to_io + i, from_virt, PAGE_SIZE); kunmap(page); } } else { |