Add implementation of get_current_vddc() callback for Sumo.
Signed-off-by: Sandeep Raghuraman sandy.8925@gmail.com --- drivers/gpu/drm/radeon/radeon_asic.c | 1 + drivers/gpu/drm/radeon/radeon_asic.h | 1 + drivers/gpu/drm/radeon/sumo_dpm.c | 20 ++++++++++++++++++++ 3 files changed, 22 insertions(+)
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index 495700d16fc9..8becbe09af2f 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -1513,6 +1513,7 @@ static struct radeon_asic sumo_asic = { .force_performance_level = &sumo_dpm_force_performance_level, .get_current_sclk = &sumo_dpm_get_current_sclk, .get_current_mclk = &sumo_dpm_get_current_mclk, + .get_current_vddc = &sumo_dpm_get_current_vddc, }, .pflip = { .page_flip = &evergreen_page_flip, diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h index a74fa18cd27b..24644daead53 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.h +++ b/drivers/gpu/drm/radeon/radeon_asic.h @@ -596,6 +596,7 @@ int sumo_dpm_force_performance_level(struct radeon_device *rdev, enum radeon_dpm_forced_level level); u32 sumo_dpm_get_current_sclk(struct radeon_device *rdev); u32 sumo_dpm_get_current_mclk(struct radeon_device *rdev); +u16 sumo_dpm_get_current_vddc(struct radeon_device *rdev);
/* * cayman diff --git a/drivers/gpu/drm/radeon/sumo_dpm.c b/drivers/gpu/drm/radeon/sumo_dpm.c index b95d5d390caf..f74f381af05f 100644 --- a/drivers/gpu/drm/radeon/sumo_dpm.c +++ b/drivers/gpu/drm/radeon/sumo_dpm.c @@ -1865,6 +1865,26 @@ u32 sumo_dpm_get_current_mclk(struct radeon_device *rdev) return pi->sys_info.bootup_uma_clk; }
+u16 sumo_dpm_get_current_vddc(struct radeon_device *rdev) +{ + struct sumo_power_info *pi = sumo_get_pi(rdev); + struct radeon_ps *rps = &pi->current_rps; + struct sumo_ps *ps = sumo_get_ps(rps); + struct sumo_pl *pl; + u32 current_index = + (RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURR_INDEX_MASK) >> + CURR_INDEX_SHIFT; + + if (current_index == BOOST_DPM_LEVEL) { + pl = &pi->boost_pl; + } else if (current_index >= ps->num_levels) { + return 0; + } else { + pl = &ps->levels[current_index]; + } + return sumo_convert_voltage_index_to_value(rdev, pl->vddc_index); +} + void sumo_dpm_fini(struct radeon_device *rdev) { int i; --