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drm/amdgpu/dpm: implement thermal sensor for CZ/ST 

Previous code was just a copy/paste from KV.

Reviewed-by: Tom St Denis <tom.stdenis@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2016-10-13 09:55:47 -04:00
parent ca3d28de62
commit 154061db88
1 changed files with 5 additions and 3 deletions
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8
drivers/gpu/drm/amd/amdgpu/cz_dpm.c
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@ -1514,14 +1514,16 @@ static int cz_dpm_set_powergating_state(void *handle,
return 0; return 0;
} }
/* borrowed from KV, need future unify */
static int cz_dpm_get_temperature(struct amdgpu_device *adev) static int cz_dpm_get_temperature(struct amdgpu_device *adev)
{ {
int actual_temp = 0; int actual_temp = 0;
uint32_t temp = RREG32_SMC(0xC0300E0C); uint32_t val = RREG32_SMC(ixTHM_TCON_CUR_TMP);
uint32_t temp = REG_GET_FIELD(val, THM_TCON_CUR_TMP, CUR_TEMP);
if (temp) if (REG_GET_FIELD(val, THM_TCON_CUR_TMP, CUR_TEMP_RANGE_SEL))
actual_temp = 1000 * ((temp / 8) - 49); actual_temp = 1000 * ((temp / 8) - 49);
else
actual_temp = 1000 * (temp / 8);
return actual_temp; return actual_temp;
} }