diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0095-drm-amd-powerplay-enable-clock-gating-for-Fiji.patch')
| -rw-r--r-- | common/recipes-kernel/linux/files/0095-drm-amd-powerplay-enable-clock-gating-for-Fiji.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/files/0095-drm-amd-powerplay-enable-clock-gating-for-Fiji.patch b/common/recipes-kernel/linux/files/0095-drm-amd-powerplay-enable-clock-gating-for-Fiji.patch new file mode 100644 index 00000000..f1eadcdd --- /dev/null +++ b/common/recipes-kernel/linux/files/0095-drm-amd-powerplay-enable-clock-gating-for-Fiji.patch @@ -0,0 +1,35 @@ +From 306e22971ffd9d11efda77f6a188e205ca0ac8ad Mon Sep 17 00:00:00 2001 +From: Eric Huang <JinHuiEric.Huang@amd.com> +Date: Thu, 12 Nov 2015 17:30:52 -0500 +Subject: [PATCH 0095/1110] drm/amd/powerplay: enable clock gating for Fiji. + +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com> +Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com> +--- + drivers/gpu/drm/amd/powerplay/smumgr/fiji_smumgr.c | 9 ++++++++- + 1 file changed, 8 insertions(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smumgr.c +index c96b458..45997e6 100644 +--- a/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smumgr.c ++++ b/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smumgr.c +@@ -917,7 +917,14 @@ static int fiji_start_smu(struct pp_smumgr *smumgr) + } + + /* To initialize all clock gating before RLC loaded and running.*/ +- /*PECI_InitClockGating(peci);*/ ++ cgs_set_clockgating_state(smumgr->device, ++ AMD_IP_BLOCK_TYPE_GFX, AMD_CG_STATE_GATE); ++ cgs_set_clockgating_state(smumgr->device, ++ AMD_IP_BLOCK_TYPE_GMC, AMD_CG_STATE_GATE); ++ cgs_set_clockgating_state(smumgr->device, ++ AMD_IP_BLOCK_TYPE_SDMA, AMD_CG_STATE_GATE); ++ cgs_set_clockgating_state(smumgr->device, ++ AMD_IP_BLOCK_TYPE_COMMON, AMD_CG_STATE_GATE); + + /* Setup SoftRegsStart here for register lookup in case + * DummyBackEnd is used and ProcessFirmwareHeader is not executed +-- +2.7.4 + |