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authorMarek Olšák <[email protected]>2018-05-02 19:11:37 -0400
committerMarek Olšák <[email protected]>2018-05-10 18:40:01 -0400
commit64265ac8d53367c143050df9a8b08b224185e9ae (patch)
tree668c6568ba0982b5fc80ad5499b453a1fddbf086 /src/amd
parent14c5a93bfabdc6543b504a0e7ed658e215b4eedb (diff)
ac/gpu_info: add kernel_flushes_tc_l2_after_ib
Reviewed-by: Nicolai Hähnle <[email protected]>
Diffstat (limited to 'src/amd')
-rw-r--r--src/amd/common/ac_gpu_info.c4
-rw-r--r--src/amd/common/ac_gpu_info.h1
2 files changed, 5 insertions, 0 deletions
diff --git a/src/amd/common/ac_gpu_info.c b/src/amd/common/ac_gpu_info.c
index 1c7abdb87cb..4eeb6042eef 100644
--- a/src/amd/common/ac_gpu_info.c
+++ b/src/amd/common/ac_gpu_info.c
@@ -324,6 +324,9 @@ bool ac_query_gpu_info(int fd, amdgpu_device_handle dev,
info->has_gpu_reset_counter_query = false;
info->has_eqaa_surface_allocator = true;
info->has_format_bc1_through_bc7 = true;
+ /* DRM 3.1.0 doesn't flush TC for VI correctly. */
+ info->kernel_flushes_tc_l2_after_ib = info->chip_class != VI ||
+ info->drm_minor >= 2;
info->num_render_backends = amdinfo->rb_pipes;
/* The value returned by the kernel driver was wrong. */
@@ -479,6 +482,7 @@ void ac_print_gpu_info(struct radeon_info *info)
printf(" has_gpu_reset_counter_query = %u\n", info->has_gpu_reset_counter_query);
printf(" has_eqaa_surface_allocator = %u\n", info->has_eqaa_surface_allocator);
printf(" has_format_bc1_through_bc7 = %u\n", info->has_format_bc1_through_bc7);
+ printf(" kernel_flushes_tc_l2_after_ib = %u\n", info->kernel_flushes_tc_l2_after_ib);
printf("Shader core info:\n");
printf(" max_shader_clock = %i\n", info->max_shader_clock);
diff --git a/src/amd/common/ac_gpu_info.h b/src/amd/common/ac_gpu_info.h
index 9c4c6cb11f0..5e404714db6 100644
--- a/src/amd/common/ac_gpu_info.h
+++ b/src/amd/common/ac_gpu_info.h
@@ -104,6 +104,7 @@ struct radeon_info {
bool has_gpu_reset_counter_query;
bool has_eqaa_surface_allocator;
bool has_format_bc1_through_bc7;
+ bool kernel_flushes_tc_l2_after_ib;
/* Shader cores. */
uint32_t r600_max_quad_pipes; /* wave size / 16 */