From: David Yat Sin Date: Tue, 26 Nov 2024 20:18:47 +0000 (-0500) Subject: drm/amdkfd: hard-code cacheline for gc943,gc944 X-Git-Tag: v6.12.5~300 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c206d13552de2f88fe8d0459fbf090199a4a0514;p=thirdparty%2Fkernel%2Fstable.git drm/amdkfd: hard-code cacheline for gc943,gc944 commit 55ed120dcfdde2478c3ebfa1c0ac4ed1e430053b upstream. Cacheline size is not available in IP discovery for gc943,gc944. Signed-off-by: David Yat Sin Reviewed-by: Harish Kasiviswanathan Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c index 48caecf7e72ed..8de61cc524c94 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c @@ -1509,6 +1509,8 @@ static int kfd_fill_gpu_cache_info_from_gfx_config_v2(struct kfd_dev *kdev, if (adev->gfx.config.gc_tcp_size_per_cu) { pcache_info[i].cache_size = adev->gfx.config.gc_tcp_size_per_cu; pcache_info[i].cache_level = 1; + /* Cacheline size not available in IP discovery for gc943,gc944 */ + pcache_info[i].cache_line_size = 128; pcache_info[i].flags = (CRAT_CACHE_FLAGS_ENABLED | CRAT_CACHE_FLAGS_DATA_CACHE | CRAT_CACHE_FLAGS_SIMD_CACHE); @@ -1520,6 +1522,7 @@ static int kfd_fill_gpu_cache_info_from_gfx_config_v2(struct kfd_dev *kdev, pcache_info[i].cache_size = adev->gfx.config.gc_l1_instruction_cache_size_per_sqc; pcache_info[i].cache_level = 1; + pcache_info[i].cache_line_size = 64; pcache_info[i].flags = (CRAT_CACHE_FLAGS_ENABLED | CRAT_CACHE_FLAGS_INST_CACHE | CRAT_CACHE_FLAGS_SIMD_CACHE); @@ -1530,6 +1533,7 @@ static int kfd_fill_gpu_cache_info_from_gfx_config_v2(struct kfd_dev *kdev, if (adev->gfx.config.gc_l1_data_cache_size_per_sqc) { pcache_info[i].cache_size = adev->gfx.config.gc_l1_data_cache_size_per_sqc; pcache_info[i].cache_level = 1; + pcache_info[i].cache_line_size = 64; pcache_info[i].flags = (CRAT_CACHE_FLAGS_ENABLED | CRAT_CACHE_FLAGS_DATA_CACHE | CRAT_CACHE_FLAGS_SIMD_CACHE); @@ -1540,6 +1544,7 @@ static int kfd_fill_gpu_cache_info_from_gfx_config_v2(struct kfd_dev *kdev, if (adev->gfx.config.gc_tcc_size) { pcache_info[i].cache_size = adev->gfx.config.gc_tcc_size; pcache_info[i].cache_level = 2; + pcache_info[i].cache_line_size = 128; pcache_info[i].flags = (CRAT_CACHE_FLAGS_ENABLED | CRAT_CACHE_FLAGS_DATA_CACHE | CRAT_CACHE_FLAGS_SIMD_CACHE); @@ -1550,6 +1555,7 @@ static int kfd_fill_gpu_cache_info_from_gfx_config_v2(struct kfd_dev *kdev, if (adev->gmc.mall_size) { pcache_info[i].cache_size = adev->gmc.mall_size / 1024; pcache_info[i].cache_level = 3; + pcache_info[i].cache_line_size = 64; pcache_info[i].flags = (CRAT_CACHE_FLAGS_ENABLED | CRAT_CACHE_FLAGS_DATA_CACHE | CRAT_CACHE_FLAGS_SIMD_CACHE);