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authorJean Delvare <jdelvare@suse.de>2017-07-30 10:18:25 +0200
committerAlex Deucher <alexander.deucher@amd.com>2017-08-15 14:46:05 -0400
commit2db93bea4bba79d35ac4576d4acef2101a62288d (patch)
treec378b4efdb32d0e92e9620a6af521e7832e1e27e /drivers/gpu/drm
parent68c3c67fe6e527f121b13ad9b4e1714377b3d106 (diff)
drm/amdgpu: Fix undue fallthroughs in golden registers initialization
As I was staring at the si_init_golden_registers code, I noticed that the Pitcairn initialization silently falls through the Cape Verde initialization, and the Oland initialization falls through the Hainan initialization. However there is no comment stating that this is intentional, and the radeon driver doesn't have any such fallthrough, so I suspect this is not supposed to happen. Signed-off-by: Jean Delvare <jdelvare@suse.de> Fixes: 62a37553414a ("drm/amdgpu: add si implementation v10") Cc: Ken Wang <Qingqing.Wang@amd.com> Cc: Alex Deucher <alexander.deucher@amd.com> Cc: "Marek Olšák" <maraeo@gmail.com> Cc: "Christian König" <christian.koenig@amd.com> Cc: Flora Cui <Flora.Cui@amd.com> Reviewed-by: Marek Olšák <marek.olsak@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/si.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/si.c b/drivers/gpu/drm/amd/amdgpu/si.c
index 812a24dd1204..8284d5dbfc30 100644
--- a/drivers/gpu/drm/amd/amdgpu/si.c
+++ b/drivers/gpu/drm/amd/amdgpu/si.c
@@ -1413,6 +1413,7 @@ static void si_init_golden_registers(struct amdgpu_device *adev)
amdgpu_program_register_sequence(adev,
pitcairn_mgcg_cgcg_init,
(const u32)ARRAY_SIZE(pitcairn_mgcg_cgcg_init));
+ break;
case CHIP_VERDE:
amdgpu_program_register_sequence(adev,
verde_golden_registers,
@@ -1437,6 +1438,7 @@ static void si_init_golden_registers(struct amdgpu_device *adev)
amdgpu_program_register_sequence(adev,
oland_mgcg_cgcg_init,
(const u32)ARRAY_SIZE(oland_mgcg_cgcg_init));
+ break;
case CHIP_HAINAN:
amdgpu_program_register_sequence(adev,
hainan_golden_registers,