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drm/amd/powerplay: add function read_sensor for navi10 

add callback function read_sensor for navi10 asic

Signed-off-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Kevin Wang 2019-04-28 18:40:11 +08:00 committed by Alex Deucher
parent 5bbb09943e
commit 9c62f993ee
1 changed files with 21 additions and 0 deletions
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21
drivers/gpu/drm/amd/powerplay/navi10_ppt.c
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@ -1170,6 +1170,26 @@ static int navi10_set_watermarks_table(struct smu_context *smu,
return 0;
}
static int navi10_read_sensor(struct smu_context *smu,
enum amd_pp_sensors sensor,
void *data, uint32_t *size)
{
int ret = 0;
struct smu_table_context *table_context = &smu->smu_table;
PPTable_t *pptable = table_context->driver_pptable;
switch (sensor) {
case AMDGPU_PP_SENSOR_MAX_FAN_RPM:
*(uint32_t *)data = pptable->FanMaximumRpm;
*size = 4;
break;
default:
return -EINVAL;
}
return ret;
}
static const struct pptable_funcs navi10_ppt_funcs = {
.tables_init = navi10_tables_init,
.alloc_dpm_context = navi10_allocate_dpm_context,
@ -1204,6 +1224,7 @@ static const struct pptable_funcs navi10_ppt_funcs = {
.set_power_profile_mode = navi10_set_power_profile_mode,
.get_profiling_clk_mask = navi10_get_profiling_clk_mask,
.set_watermarks_table = navi10_set_watermarks_table,
.read_sensor = navi10_read_sensor,
};
void navi10_set_ppt_funcs(struct smu_context *smu)