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drm/amd/powerplay: issue no PPSMC_MSG_GetCurrPkgPwr on unsupported ASICs

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Otherwise, the error message prompted will confuse user.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Evan Quan 2019-11-14 15:30:39 +08:00 committed by Alex Deucher
parent 9ea3fa729a
commit 355d991cb6
1 changed files with 18 additions and 5 deletions
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23
drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
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@ -3478,18 +3478,31 @@ static int smu7_get_pp_table_entry(struct pp_hwmgr *hwmgr,
static int smu7_get_gpu_power(struct pp_hwmgr *hwmgr, u32 *query)
{
struct amdgpu_device *adev = hwmgr->adev;
int i;
u32 tmp = 0;
if (!query)
return -EINVAL;
smum_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_GetCurrPkgPwr, 0);
tmp = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0);
*query = tmp;
/*
* PPSMC_MSG_GetCurrPkgPwr is not supported on:
* - Hawaii
* - Bonaire
* - Fiji
* - Tonga
*/
if ((adev->asic_type != CHIP_HAWAII) &&
(adev->asic_type != CHIP_BONAIRE) &&
(adev->asic_type != CHIP_FIJI) &&
(adev->asic_type != CHIP_TONGA)) {
smum_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_GetCurrPkgPwr, 0);
tmp = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0);
*query = tmp;
if (tmp != 0)
return 0;
if (tmp != 0)
return 0;
}
smum_send_msg_to_smc(hwmgr, PPSMC_MSG_PmStatusLogStart);
cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,