drm/radeon/sumo: implement get_current_sclk/mclk (2f8e1eb7) · Commits · 戴 / test

drivers/gpu/drm/radeon/radeon_asic.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -1489,6 +1489,8 @@ static struct radeon_asic sumo_asic = {
		.print_power_state = &sumo_dpm_print_power_state,
		.debugfs_print_current_performance_level = &sumo_dpm_debugfs_print_current_performance_level,
		.force_performance_level = &sumo_dpm_force_performance_level,
		.get_current_sclk = &sumo_dpm_get_current_sclk,
		.get_current_mclk = &sumo_dpm_get_current_mclk,
		},
		.pflip = {
		.page_flip = &evergreen_page_flip,

+2 −0

Original line number	Diff line number	Diff line
		@@ -589,6 +589,8 @@ void sumo_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev
		struct seq_file *m);
		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);

		/*
		* cayman

+28 −0

Original line number	Diff line number	Diff line
		@@ -1837,6 +1837,34 @@ void sumo_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev
		}
		}

		u32 sumo_dpm_get_current_sclk(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;
		return pl->sclk;
		} else if (current_index >= ps->num_levels) {
		return 0;
		} else {
		pl = &ps->levels[current_index];
		return pl->sclk;
		}
		}

		u32 sumo_dpm_get_current_mclk(struct radeon_device *rdev)
		{
		struct sumo_power_info *pi = sumo_get_pi(rdev);

		return pi->sys_info.bootup_uma_clk;
		}

		void sumo_dpm_fini(struct radeon_device *rdev)
		{
		int i;