From: Alex Deucher <alexander.deucher@amd.com>
Date: Tue, 14 May 2013 22:21:17 +0000 (-0400)
Subject: drm/radeon/dpm: fix UVD clock setting on cayman
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=d434e81e59aada1b68444e9a128d56ccc295f66a;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

drm/radeon/dpm: fix UVD clock setting on cayman

The rv770 version was using the wrong power state type.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/radeon/ni_dpm.c b/drivers/gpu/drm/radeon/ni_dpm.c
index ae8d3f551e30..5a43cb592666 100644
--- a/drivers/gpu/drm/radeon/ni_dpm.c
+++ b/drivers/gpu/drm/radeon/ni_dpm.c
@@ -3475,6 +3475,42 @@ static void ni_enable_dynamic_pcie_gen2(struct radeon_device *rdev,
                 WREG32_P(GENERAL_PWRMGT, 0, ~ENABLE_GEN2PCIE);
 }
 
+void ni_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev,
+					   struct radeon_ps *new_ps,
+					   struct radeon_ps *old_ps)
+{
+	struct ni_ps *new_state = ni_get_ps(new_ps);
+	struct ni_ps *current_state = ni_get_ps(old_ps);
+
+	if ((new_ps->vclk == old_ps->vclk) &&
+	    (new_ps->dclk == old_ps->dclk))
+		return;
+
+	if (new_state->performance_levels[new_state->performance_level_count - 1].sclk >=
+	    current_state->performance_levels[current_state->performance_level_count - 1].sclk)
+		return;
+
+	radeon_set_uvd_clocks(rdev, new_ps->vclk, new_ps->dclk);
+}
+
+void ni_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev,
+					  struct radeon_ps *new_ps,
+					  struct radeon_ps *old_ps)
+{
+	struct ni_ps *new_state = ni_get_ps(new_ps);
+	struct ni_ps *current_state = ni_get_ps(old_ps);
+
+	if ((new_ps->vclk == old_ps->vclk) &&
+	    (new_ps->dclk == old_ps->dclk))
+		return;
+
+	if (new_state->performance_levels[new_state->performance_level_count - 1].sclk <
+	    current_state->performance_levels[current_state->performance_level_count - 1].sclk)
+		return;
+
+	radeon_set_uvd_clocks(rdev, new_ps->vclk, new_ps->dclk);
+}
+
 void ni_dpm_setup_asic(struct radeon_device *rdev)
 {
 	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
@@ -3730,7 +3766,7 @@ int ni_dpm_set_power_state(struct radeon_device *rdev)
 		DRM_ERROR("ni_restrict_performance_levels_before_switch failed\n");
 		return ret;
 	}
-	rv770_set_uvd_clock_before_set_eng_clock(rdev, new_ps, old_ps);
+	ni_set_uvd_clock_before_set_eng_clock(rdev, new_ps, old_ps);
 	ret = ni_enable_power_containment(rdev, new_ps, false);
 	if (ret) {
 		DRM_ERROR("ni_enable_power_containment failed\n");
@@ -3780,7 +3816,7 @@ int ni_dpm_set_power_state(struct radeon_device *rdev)
 		DRM_ERROR("rv770_set_sw_state failed\n");
 		return ret;
 	}
-	rv770_set_uvd_clock_after_set_eng_clock(rdev, new_ps, old_ps);
+	ni_set_uvd_clock_after_set_eng_clock(rdev, new_ps, old_ps);
 	ret = ni_enable_smc_cac(rdev, new_ps, true);
 	if (ret) {
 		DRM_ERROR("ni_enable_smc_cac failed\n");
diff --git a/drivers/gpu/drm/radeon/ni_dpm.h b/drivers/gpu/drm/radeon/ni_dpm.h
index 887442497bff..ac1c7abf2c67 100644
--- a/drivers/gpu/drm/radeon/ni_dpm.h
+++ b/drivers/gpu/drm/radeon/ni_dpm.h
@@ -238,4 +238,11 @@ void ni_update_current_ps(struct radeon_device *rdev,
 void ni_update_requested_ps(struct radeon_device *rdev,
 			    struct radeon_ps *rps);
 
+void ni_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev,
+					   struct radeon_ps *new_ps,
+					   struct radeon_ps *old_ps);
+void ni_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev,
+					  struct radeon_ps *new_ps,
+					  struct radeon_ps *old_ps);
+
 #endif