drm/radeon/ni: implement get_current_sclk/mclk (1d633e3a) · Commits · 戴 / test

drivers/gpu/drm/radeon/ni_dpm.c

+36 −0

Original line number	Diff line number	Diff line
		@@ -4319,6 +4319,42 @@ void ni_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev,
		}
		}

		u32 ni_dpm_get_current_sclk(struct radeon_device *rdev)
		{
		struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
		struct radeon_ps *rps = &eg_pi->current_rps;
		struct ni_ps *ps = ni_get_ps(rps);
		struct rv7xx_pl *pl;
		u32 current_index =
		(RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_INDEX_MASK) >>
		CURRENT_STATE_INDEX_SHIFT;

		if (current_index >= ps->performance_level_count) {
		return 0;
		} else {
		pl = &ps->performance_levels[current_index];
		return pl->sclk;
		}
		}

		u32 ni_dpm_get_current_mclk(struct radeon_device *rdev)
		{
		struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
		struct radeon_ps *rps = &eg_pi->current_rps;
		struct ni_ps *ps = ni_get_ps(rps);
		struct rv7xx_pl *pl;
		u32 current_index =
		(RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_INDEX_MASK) >>
		CURRENT_STATE_INDEX_SHIFT;

		if (current_index >= ps->performance_level_count) {
		return 0;
		} else {
		pl = &ps->performance_levels[current_index];
		return pl->mclk;
		}
		}

		u32 ni_dpm_get_sclk(struct radeon_device *rdev, bool low)
		{
		struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);

+2 −0

Original line number	Diff line number	Diff line
		@@ -1727,6 +1727,8 @@ static struct radeon_asic cayman_asic = {
		.debugfs_print_current_performance_level = &ni_dpm_debugfs_print_current_performance_level,
		.force_performance_level = &ni_dpm_force_performance_level,
		.vblank_too_short = &ni_dpm_vblank_too_short,
		.get_current_sclk = &ni_dpm_get_current_sclk,
		.get_current_mclk = &ni_dpm_get_current_mclk,
		},
		.pflip = {
		.page_flip = &evergreen_page_flip,

+2 −0

Original line number	Diff line number	Diff line
		@@ -663,6 +663,8 @@ void ni_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev,
		int ni_dpm_force_performance_level(struct radeon_device *rdev,
		enum radeon_dpm_forced_level level);
		bool ni_dpm_vblank_too_short(struct radeon_device *rdev);
		u32 ni_dpm_get_current_sclk(struct radeon_device *rdev);
		u32 ni_dpm_get_current_mclk(struct radeon_device *rdev);
		int trinity_dpm_init(struct radeon_device *rdev);
		int trinity_dpm_enable(struct radeon_device *rdev);
		int trinity_dpm_late_enable(struct radeon_device *rdev);