Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm/msm: Expose expanded UBWC config uapi
This adds extra parameters that affect UBWC tiling that will be used by
the Mesa implementation of VK_EXT_host_image_copy.
Signed-off-by: Connor Abbott <cwabbott0@gmail.com>
Patchwork: https://patchwork.freedesktop.org/patch/607401/
Signed-off-by: Rob Clark <robdclark@chromium.org>
authored by
Connor Abbott
and committed by
Rob Clark
d7eafed3
b874638b
+8
+6
drivers/gpu/drm/msm/adreno/adreno_gpu.c
+6
drivers/gpu/drm/msm/adreno/adreno_gpu.c
···
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case MSM_PARAM_RAYTRACING:
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*value = adreno_gpu->has_ray_tracing;
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return 0;
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+
case MSM_PARAM_UBWC_SWIZZLE:
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*value = adreno_gpu->ubwc_config.ubwc_swizzle;
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+
return 0;
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+
case MSM_PARAM_MACROTILE_MODE:
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*value = adreno_gpu->ubwc_config.macrotile_mode;
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return 0;
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default:
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DBG("%s: invalid param: %u", gpu->name, param);
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return -EINVAL;
+2
include/uapi/drm/msm_drm.h
+2
include/uapi/drm/msm_drm.h
···
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#define MSM_PARAM_VA_SIZE 0x0f /* RO: size of valid GPU iova range (bytes) */
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#define MSM_PARAM_HIGHEST_BANK_BIT 0x10 /* RO */
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#define MSM_PARAM_RAYTRACING 0x11 /* RO */
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+
#define MSM_PARAM_UBWC_SWIZZLE 0x12 /* RO */
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+
#define MSM_PARAM_MACROTILE_MODE 0x13 /* RO */
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/* For backwards compat. The original support for preemption was based on
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* a single ring per priority level so # of priority levels equals the #