diff options
| author | Marek Olšák <[email protected]> | 2013-01-20 16:52:17 +0100 |
|---|---|---|
| committer | Marek Olšák <[email protected]> | 2013-01-21 17:00:51 +0100 |
| commit | 7bfbf5b28791b9cb192201e6cf251da35da49080 (patch) | |
| tree | 90536d0f67466070b0c7a399c864bdbeb289fbff | |
| parent | b7cb6552981e7a655782092c1d66e46ce1ab155e (diff) | |
r300g: allow resolutions up to 1280x1024 with AA optimizations on 1-pipe cards
because single-pipe cards have bigger CMASK RAM
| -rw-r--r-- | src/gallium/drivers/r300/r300_chipset.h | 1 | ||||
| -rw-r--r-- | src/gallium/drivers/r300/r300_texture_desc.c | 8 |
2 files changed, 6 insertions, 3 deletions
diff --git a/src/gallium/drivers/r300/r300_chipset.h b/src/gallium/drivers/r300/r300_chipset.h index 996491e9431..f8b5d4e3d3e 100644 --- a/src/gallium/drivers/r300/r300_chipset.h +++ b/src/gallium/drivers/r300/r300_chipset.h @@ -30,7 +30,6 @@ #define RV530_HIZ_LIMIT 15360 /* rv3xx have only one pipe */ -#define PIPE_CMASK_SIZE 4096 #define PIPE_ZMASK_SIZE 4096 #define RV3xx_ZMASK_SIZE 5120 diff --git a/src/gallium/drivers/r300/r300_texture_desc.c b/src/gallium/drivers/r300/r300_texture_desc.c index 889b8e8b155..c5636ca3bcc 100644 --- a/src/gallium/drivers/r300/r300_texture_desc.c +++ b/src/gallium/drivers/r300/r300_texture_desc.c @@ -414,7 +414,7 @@ static void r300_setup_cmask_properties(struct r300_screen *screen, { static unsigned cmask_align_x[4] = {16, 32, 48, 32}; static unsigned cmask_align_y[4] = {16, 16, 16, 32}; - unsigned pipes, stride, cmask_num_dw; + unsigned pipes, stride, cmask_num_dw, cmask_max_size; /* We need an AA colorbuffer, no mipmaps. */ if (tex->b.b.nr_samples <= 1 || @@ -436,6 +436,10 @@ static void r300_setup_cmask_properties(struct r300_screen *screen, /* CMASK is part of raster pipes. The number of Z pipes doesn't matter. */ pipes = screen->info.r300_num_gb_pipes; + /* The single-pipe cards have 5120 dwords of CMASK RAM, + * the other cards have 4096 dwords of CMASK RAM per pipe. */ + cmask_max_size = pipes == 1 ? 5120 : pipes * 4096; + stride = r300_stride_to_width(tex->b.b.format, tex->tex.stride_in_bytes[0]); stride = align(stride, 16); @@ -446,7 +450,7 @@ static void r300_setup_cmask_properties(struct r300_screen *screen, cmask_align_y[pipes-1]); /* Check the CMASK size against the CMASK memory limit. */ - if (cmask_num_dw <= PIPE_CMASK_SIZE * pipes) { + if (cmask_num_dw <= cmask_max_size) { tex->tex.cmask_dwords = cmask_num_dw; tex->tex.cmask_stride_in_pixels = util_align_npot(stride, cmask_align_x[pipes-1]); |