[Mesa-dev] [PATCH] nouveau: set texture upload budget

[Ilia Mirkin]

It doesn't seem like the exact number has too much effect on the
performaince in "teximage". However setting it to just about anything
prevents some OOMs from getting hit. These values are not well-tuned,
but don't seem too bad.

Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
---
 src/gallium/drivers/nouveau/nv30/nv30_screen.c | 3 ++-
 src/gallium/drivers/nouveau/nv50/nv50_screen.c | 3 ++-
 src/gallium/drivers/nouveau/nvc0/nvc0_screen.c | 3 ++-
 3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/gallium/drivers/nouveau/nv30/nv30_screen.c b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
index 1d4e8c6aedb..d7563f4a60e 100644
--- a/src/gallium/drivers/nouveau/nv30/nv30_screen.c
+++ b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
@@ -77,6 +77,8 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
       return 1;
    case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE:
       return 2048;
+   case PIPE_CAP_MAX_TEXTURE_UPLOAD_MEMORY_BUDGET:
+      return 8 * 1024 * 1024;
    /* supported capabilities */
    case PIPE_CAP_ANISOTROPIC_FILTER:
    case PIPE_CAP_POINT_SPRITE:
@@ -241,7 +243,6 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_CONSERVATIVE_RASTER_POST_DEPTH_COVERAGE:
    case PIPE_CAP_MAX_CONSERVATIVE_RASTER_SUBPIXEL_PRECISION_BIAS:
    case PIPE_CAP_PROGRAMMABLE_SAMPLE_LOCATIONS:
-   case PIPE_CAP_MAX_TEXTURE_UPLOAD_MEMORY_BUDGET:
       return 0;
 
    case PIPE_CAP_MAX_GS_INVOCATIONS:
diff --git a/src/gallium/drivers/nouveau/nv50/nv50_screen.c b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
index 5bef5eef255..eae8bc27c93 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
@@ -154,6 +154,8 @@ nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
       return (class_3d >= NVA3_3D_CLASS) ? 4 : 0;
    case PIPE_CAP_MAX_WINDOW_RECTANGLES:
       return NV50_MAX_WINDOW_RECTANGLES;
+   case PIPE_CAP_MAX_TEXTURE_UPLOAD_MEMORY_BUDGET:
+      return 16 * 1024 * 1024;
 
    /* supported caps */
    case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
@@ -303,7 +305,6 @@ nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_CONSERVATIVE_RASTER_POST_DEPTH_COVERAGE:
    case PIPE_CAP_MAX_CONSERVATIVE_RASTER_SUBPIXEL_PRECISION_BIAS:
    case PIPE_CAP_PROGRAMMABLE_SAMPLE_LOCATIONS:
-   case PIPE_CAP_MAX_TEXTURE_UPLOAD_MEMORY_BUDGET:
    case PIPE_CAP_MAX_COMBINED_SHADER_BUFFERS:
    case PIPE_CAP_MAX_COMBINED_HW_ATOMIC_COUNTERS:
    case PIPE_CAP_MAX_COMBINED_HW_ATOMIC_COUNTER_BUFFERS:
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index ae558bc24b3..bd48f15063a 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -180,6 +180,8 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
       return NVC0_MAX_WINDOW_RECTANGLES;
    case PIPE_CAP_MAX_CONSERVATIVE_RASTER_SUBPIXEL_PRECISION_BIAS:
       return class_3d >= GM200_3D_CLASS ? 8 : 0;
+   case PIPE_CAP_MAX_TEXTURE_UPLOAD_MEMORY_BUDGET:
+      return 64 * 1024 * 1024;
 
    /* supported caps */
    case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
@@ -326,7 +328,6 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_CONSTBUF0_FLAGS:
    case PIPE_CAP_PACKED_UNIFORMS:
    case PIPE_CAP_CONSERVATIVE_RASTER_PRE_SNAP_POINTS_LINES:
-   case PIPE_CAP_MAX_TEXTURE_UPLOAD_MEMORY_BUDGET:
    case PIPE_CAP_MAX_COMBINED_SHADER_BUFFERS:
    case PIPE_CAP_MAX_COMBINED_HW_ATOMIC_COUNTERS:
    case PIPE_CAP_MAX_COMBINED_HW_ATOMIC_COUNTER_BUFFERS:
-- 
2.18.1