diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3592-drm-amdgpu-Add-query-vram-width-in-CGS-query-system-.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3592-drm-amdgpu-Add-query-vram-width-in-CGS-query-system-.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3592-drm-amdgpu-Add-query-vram-width-in-CGS-query-system-.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3592-drm-amdgpu-Add-query-vram-width-in-CGS-query-system-.patch new file mode 100644 index 00000000..890b089e --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3592-drm-amdgpu-Add-query-vram-width-in-CGS-query-system-.patch @@ -0,0 +1,46 @@ +From 25dac69c63fa00fd61f005fcc2c05050ee808eec Mon Sep 17 00:00:00 2001 +From: Rex Zhu <Rex.Zhu@amd.com> +Date: Thu, 8 Feb 2018 15:57:10 +0800 +Subject: [PATCH 3592/4131] drm/amdgpu: Add query vram width in CGS query + system info + +powerplay need vram width to set default mclk optimization +settings(uphyst/downhyst/activity threshold) + +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | 3 +++ + drivers/gpu/drm/amd/include/cgs_common.h | 1 + + 2 files changed, 4 insertions(+) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c +index dc3360b..72c9a7e2 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c +@@ -905,6 +905,9 @@ static int amdgpu_cgs_query_system_info(struct cgs_device *cgs_device, + case CGS_SYSTEM_INFO_PCIE_BUS_DEVFN: + sys_info->value = adev->pdev->devfn; + break; ++ case CGS_SYSTEM_INFO_VRAM_WIDTH: ++ sys_info->value = adev->gmc.vram_width; ++ break; + default: + return -ENODEV; + } +diff --git a/drivers/gpu/drm/amd/include/cgs_common.h b/drivers/gpu/drm/amd/include/cgs_common.h +index f5c7397..98cf4ce 100644 +--- a/drivers/gpu/drm/amd/include/cgs_common.h ++++ b/drivers/gpu/drm/amd/include/cgs_common.h +@@ -101,6 +101,7 @@ enum cgs_system_info_id { + CGS_SYSTEM_INFO_PCIE_SUB_SYS_ID, + CGS_SYSTEM_INFO_PCIE_SUB_SYS_VENDOR_ID, + CGS_SYSTEM_INFO_PCIE_BUS_DEVFN, ++ CGS_SYSTEM_INFO_VRAM_WIDTH, + CGS_SYSTEM_INFO_ID_MAXIMUM, + }; + +-- +2.7.4 + |