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drm/amd/pm: increase time out value when sending msg to SMU

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when do S3 stress, low rate that PowerUpVcn message will get response
more than 1s, so here increase the timeout to 2s

Signed-off-by: charles sun <charles.sun@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <Alexander.Deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
charles sun 2021-04-07 14:44:27 +08:00 committed by Alex Deucher
parent f066af882b
commit 055162645a
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c
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@ -79,7 +79,7 @@ static void smu_cmn_read_arg(struct smu_context *smu,
int smu_cmn_wait_for_response(struct smu_context *smu)
{
struct amdgpu_device *adev = smu->adev;
uint32_t cur_value, i, timeout = adev->usec_timeout * 10;
uint32_t cur_value, i, timeout = adev->usec_timeout * 20;
for (i = 0; i < timeout; i++) {
cur_value = RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90);