Will be used for exposing current clocks via INFO ioctl.
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/radeon/ni_dpm.c | 36 ++++++++++++++++++++++++++++++++++++
drivers/gpu/drm/radeon/radeon_asic.c | 2 ++
drivers/gpu/drm/radeon/radeon_asic.h | 2 ++
3 files changed, 40 insertions(+)
diff --git a/drivers/gpu/drm/radeon/ni_dpm.c b/drivers/gpu/drm/radeon/ni_dpm.c
index 715b181..40c1abd 100644
--- a/drivers/gpu/drm/radeon/ni_dpm.c
+++ b/drivers/gpu/drm/radeon/ni_dpm.c
@@ -4316,6 +4316,42 @@ 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);
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c
b/drivers/gpu/drm/radeon/radeon_asic.c
index bafc7bc..5faeab66 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -1715,6 +1715,8 @@ 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,
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h
b/drivers/gpu/drm/radeon/radeon_asic.h
index 44ebae6..a1de01b 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -665,6 +665,8 @@ 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);
--
1.8.3.1
