[Mesa-stable] [PATCH] nv50, nvc0: fix max texture buffer size to 128M elements

Ilia Mirkin imirkin at alum.mit.edu
Tue Sep 15 16:39:25 PDT 2015


This is what the hardware supports, there never was any sort of 64K
limit.

Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
Cc: "10.6 11.0" <mesa-stable at lists.freedesktop.org>
---

Need to double-check this one on nv50, but online sources suggest that
it's a 128M element limit there as well.

 src/gallium/drivers/nouveau/nv50/nv50_screen.c | 2 +-
 src/gallium/drivers/nouveau/nvc0/nvc0_screen.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/gallium/drivers/nouveau/nv50/nv50_screen.c b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
index 9068ae1..c3bbc83 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
@@ -100,7 +100,7 @@ nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_MAX_TEXEL_OFFSET:
       return 7;
    case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE:
-      return 65536;
+      return 128 * 1024 * 1024;
    case PIPE_CAP_GLSL_FEATURE_LEVEL:
       return 330;
    case PIPE_CAP_MAX_RENDER_TARGETS:
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index ead43f8..1909b91 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -87,7 +87,7 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET:
       return 31;
    case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE:
-      return 65536;
+      return 128 * 1024 * 1024;
    case PIPE_CAP_GLSL_FEATURE_LEVEL:
       return 410;
    case PIPE_CAP_MAX_RENDER_TARGETS:
-- 
2.4.6



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