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| author | hersen wu | 2019-05-30 06:30:32 +0200 |
|---|---|---|
| committer | Alex Deucher | 2019-06-22 01:59:31 +0200 |
| commit | 2e13c7551ca03dac449c0d55a08a0459d876ea11 (patch) | |
| tree | 22507e100053dd3219f2135632bef7806534a318 /drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | |
| parent | drm/amd/powerplay: allow dc request uclk change (diff) | |
| download | kernel-qcow2-linux-2e13c7551ca03dac449c0d55a08a0459d876ea11.tar.gz kernel-qcow2-linux-2e13c7551ca03dac449c0d55a08a0459d876ea11.tar.xz kernel-qcow2-linux-2e13c7551ca03dac449c0d55a08a0459d876ea11.zip | |
drm/amd/powerplay: notify smu with active display count
when dc update clocks via smu, smu needs to know how many
displays active. this interface is for dc notify number
of active displays to smu.
Signed-off-by: hersen wu <hersenxs.wu@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/amdgpu_smu.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c index 4d7aeee91bc8..41e9a7ed8680 100644 --- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c @@ -802,7 +802,7 @@ static int smu_smc_table_hw_init(struct smu_context *smu, return 0; } - ret = smu_init_display(smu); + ret = smu_init_display_count(smu, 0); if (ret) return ret; @@ -1470,6 +1470,17 @@ int smu_force_performance_level(struct smu_context *smu, enum amd_dpm_forced_lev return ret; } +int smu_set_display_count(struct smu_context *smu, uint32_t count) +{ + int ret = 0; + + mutex_lock(&smu->mutex); + ret = smu_init_display_count(smu, count); + mutex_unlock(&smu->mutex); + + return ret; +} + const struct amd_ip_funcs smu_ip_funcs = { .name = "smu", .early_init = smu_early_init, |