From 9974201d610c7f3cc43e34a9db942da0f71917c4 Mon Sep 17 00:00:00 2001 From: Terje Bergstrom Date: Tue, 31 Mar 2015 14:37:21 -0700 Subject: gpu: nvgpu: Per-SoC compressible page size Define smallest compressible page size per SoC, and use that for determining if a compressible kind should be downgraded to uncompressed. Bug 1605769 Change-Id: I7c9991ba0ae82fe533641f045e506c0b01a10d8b Signed-off-by: Terje Bergstrom Reviewed-on: http://git-master/r/724492 --- drivers/gpu/nvgpu/gk20a/fb_gk20a.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers/gpu/nvgpu/gk20a/fb_gk20a.c') diff --git a/drivers/gpu/nvgpu/gk20a/fb_gk20a.c b/drivers/gpu/nvgpu/gk20a/fb_gk20a.c index b73be02a..35551939 100644 --- a/drivers/gpu/nvgpu/gk20a/fb_gk20a.c +++ b/drivers/gpu/nvgpu/gk20a/fb_gk20a.c @@ -55,11 +55,17 @@ static int gk20a_fb_compression_page_size(struct gk20a *g) return SZ_128K; } +static int gk20a_fb_compressible_page_size(struct gk20a *g) +{ + return SZ_64K; +} + void gk20a_init_fb(struct gpu_ops *gops) { gops->fb.reset = fb_gk20a_reset; gops->fb.set_mmu_page_size = gk20a_fb_set_mmu_page_size; gops->fb.compression_page_size = gk20a_fb_compression_page_size; + gops->fb.compressible_page_size = gk20a_fb_compressible_page_size; gk20a_init_uncompressed_kind_map(); gk20a_init_kind_attr(); } -- cgit v1.2.2