Acked-by: Evan Quan <evan.q...@amd.com>
-----Original Message-----
From: amd-gfx <amd-gfx-boun...@lists.freedesktop.org> On Behalf Of chen gong
Sent: Monday, October 14, 2019 10:58 AM
To: amd-gfx@lists.freedesktop.org
Cc: Gong, Curry <curry.g...@amd.com>
Subject: [PATCH] drm/amdgpu: No need to check gfxoff status after enable gfxoff
feature
smu_send_smc_msg(smu, SMU_MSG_AllowGfxOff) Just turn on a switch.
As to when GPU get into "GFXoff" will be up to drawing load.
So we can not sure which state GPU should be in after enable gfxoff feature.
Signed-off-by: chen gong <curry.g...@amd.com>
---
drivers/gpu/drm/amd/powerplay/smu_v12_0.c | 9 ---------
1 file changed, 9 deletions(-)
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v12_0.c
b/drivers/gpu/drm/amd/powerplay/smu_v12_0.c
index c9691d0..cac4269 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v12_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v12_0.c
@@ -244,15 +244,6 @@ static int smu_v12_0_gfx_off_control(struct smu_context
*smu, bool enable)
if (enable) {
ret = smu_send_smc_msg(smu, SMU_MSG_AllowGfxOff);
- /* confirm gfx is back to "off" state, timeout is 5 seconds */
- while (!(smu_v12_0_get_gfxoff_status(smu) == 0)) {
- msleep(10);
- timeout--;
- if (timeout == 0) {
- DRM_ERROR("enable gfxoff timeout and
failed!\n");
- break;
- }
- }
} else {
ret = smu_send_smc_msg(smu, SMU_MSG_DisallowGfxOff);
--
2.7.4
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