drm/radeon/kv: implement get_current_sclk/mclk (9b23bad0) · Commits · 戴 / test

drivers/gpu/drm/radeon/kv_dpm.c

+23 −0

Original line number	Diff line number	Diff line
		@@ -2820,6 +2820,29 @@ void kv_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev,
		}
		}

		u32 kv_dpm_get_current_sclk(struct radeon_device *rdev)
		{
		struct kv_power_info *pi = kv_get_pi(rdev);
		u32 current_index =
		(RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & CURR_SCLK_INDEX_MASK) >>
		CURR_SCLK_INDEX_SHIFT;
		u32 sclk;

		if (current_index >= SMU__NUM_SCLK_DPM_STATE) {
		return 0;
		} else {
		sclk = be32_to_cpu(pi->graphics_level[current_index].SclkFrequency);
		return sclk;
		}
		}

		u32 kv_dpm_get_current_mclk(struct radeon_device *rdev)
		{
		struct kv_power_info *pi = kv_get_pi(rdev);

		return pi->sys_info.bootup_uma_clk;
		}

		void kv_dpm_print_power_state(struct radeon_device *rdev,
		struct radeon_ps *rps)
		{

+2 −0

Original line number	Diff line number	Diff line
		@@ -2249,6 +2249,8 @@ static struct radeon_asic kv_asic = {
		.force_performance_level = &kv_dpm_force_performance_level,
		.powergate_uvd = &kv_dpm_powergate_uvd,
		.enable_bapm = &kv_dpm_enable_bapm,
		.get_current_sclk = &kv_dpm_get_current_sclk,
		.get_current_mclk = &kv_dpm_get_current_mclk,
		},
		.pflip = {
		.page_flip = &evergreen_page_flip,

+2 −0

Original line number	Diff line number	Diff line
		@@ -908,6 +908,8 @@ int kv_dpm_force_performance_level(struct radeon_device *rdev,
		enum radeon_dpm_forced_level level);
		void kv_dpm_powergate_uvd(struct radeon_device *rdev, bool gate);
		void kv_dpm_enable_bapm(struct radeon_device *rdev, bool enable);
		u32 kv_dpm_get_current_sclk(struct radeon_device *rdev);
		u32 kv_dpm_get_current_mclk(struct radeon_device *rdev);

		/* uvd v1.0 */
		uint32_t uvd_v1_0_get_rptr(struct radeon_device *rdev,