From: David Francis Date: Tue, 11 Sep 2018 17:46:41 +0000 (-0400) Subject: drm/amd: Add PSP DMCU support X-Git-Tag: v4.20-rc1~81^2~24^2~93 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6b7eab2ce60d2363b0e4bfea6667439b926bcf54;p=thirdparty%2Flinux.git drm/amd: Add PSP DMCU support DMCU (Display Microcontroller Unit) is a GPU chip involved in eDP features like Adaptive Backlight Modulation and Panel Self Refresh. PSP is already equipped to handle DMCU firmware loading, all that is needed is to translate between the new DMCU ucode ID and the equivalent psp_gfx_fw_type. Signed-off-by: David Francis Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c index 02be34e72ed90..240dc8c858678 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c @@ -91,6 +91,12 @@ psp_v10_0_get_fw_type(struct amdgpu_firmware_info *ucode, enum psp_gfx_fw_type * case AMDGPU_UCODE_ID_VCN: *type = GFX_FW_TYPE_VCN; break; + case AMDGPU_UCODE_ID_DMCU_ERAM: + *type = GFX_FW_TYPE_DMCU_ERAM; + break; + case AMDGPU_UCODE_ID_DMCU_INTV: + *type = GFX_FW_TYPE_DMCU_ISR; + break; case AMDGPU_UCODE_ID_MAXIMUM: default: return -EINVAL;