diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2013-07-15 17:34:33 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-08-30 16:30:30 -0400 |
| commit | 94b4adc5ae30fb451300bdca901ae9771f6baf5f (patch) | |
| tree | dca7f6055716a837cace69cb824e416c74ec1c93 /drivers/gpu/drm/radeon | |
| parent | cc8dbbb4f62aa53e604e7c61dedc03ee4e8dfed4 (diff) | |
| download | linux-94b4adc5ae30fb451300bdca901ae9771f6baf5f.tar.bz2 | |
drm/radeon/dpm: add debugfs support for CI
This allows you to look at the current DPM state via debugfs.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon')
| -rw-r--r-- | drivers/gpu/drm/radeon/ci_dpm.c | 11 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/cikd.h | 12 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_asic.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_asic.h | 2 |
4 files changed, 26 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/ci_dpm.c b/drivers/gpu/drm/radeon/ci_dpm.c index 72ab92b60e6e..28b2b36f699d 100644 --- a/drivers/gpu/drm/radeon/ci_dpm.c +++ b/drivers/gpu/drm/radeon/ci_dpm.c @@ -27,6 +27,7 @@ #include "r600_dpm.h" #include "ci_dpm.h" #include "atom.h" +#include <linux/seq_file.h> #define MC_CG_ARB_FREQ_F0 0x0a #define MC_CG_ARB_FREQ_F1 0x0b @@ -4965,6 +4966,16 @@ int ci_dpm_init(struct radeon_device *rdev) return 0; } +void ci_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, + struct seq_file *m) +{ + u32 sclk = ci_get_average_sclk_freq(rdev); + u32 mclk = ci_get_average_mclk_freq(rdev); + + seq_printf(m, "power level avg sclk: %u mclk: %u\n", + sclk, mclk); +} + void ci_dpm_print_power_state(struct radeon_device *rdev, struct radeon_ps *rps) { diff --git a/drivers/gpu/drm/radeon/cikd.h b/drivers/gpu/drm/radeon/cikd.h index 861fb3ec161c..9716ffcded43 100644 --- a/drivers/gpu/drm/radeon/cikd.h +++ b/drivers/gpu/drm/radeon/cikd.h @@ -110,6 +110,14 @@ # define RESET_SCLK_CNT (1 << 5) # define DYNAMIC_PM_EN (1 << 21) +#define TARGET_AND_CURRENT_PROFILE_INDEX 0xC0200014 +# define CURRENT_STATE_MASK (0xf << 4) +# define CURRENT_STATE_SHIFT 4 +# define CURR_MCLK_INDEX_MASK (0xf << 8) +# define CURR_MCLK_INDEX_SHIFT 8 +# define CURR_SCLK_INDEX_MASK (0x1f << 16) +# define CURR_SCLK_INDEX_SHIFT 16 + #define CG_SSP 0xC0200044 # define SST(x) ((x) << 0) # define SST_MASK (0xffff << 0) @@ -126,6 +134,10 @@ # define DISP_GAP_MCHG(x) ((x) << 24) # define DISP_GAP_MCHG_MASK (3 << 24) +#define TARGET_AND_CURRENT_PROFILE_INDEX_1 0xC02000F0 +# define CURR_PCIE_INDEX_MASK (0xf << 24) +# define CURR_PCIE_INDEX_SHIFT 24 + #define CG_ULV_PARAMETER 0xC0200158 #define CG_FTV_0 0xC02001A8 diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index c633fa53def0..e28f08bbd4c0 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -2467,6 +2467,7 @@ static struct radeon_asic ci_asic = { .get_sclk = &ci_dpm_get_sclk, .get_mclk = &ci_dpm_get_mclk, .print_power_state = &ci_dpm_print_power_state, + .debugfs_print_current_performance_level = &ci_dpm_debugfs_print_current_performance_level, }, .pflip = { .pre_page_flip = &evergreen_pre_page_flip, diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h index 350da1704964..371a6f2c60ee 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.h +++ b/drivers/gpu/drm/radeon/radeon_asic.h @@ -763,6 +763,8 @@ u32 ci_dpm_get_sclk(struct radeon_device *rdev, bool low); u32 ci_dpm_get_mclk(struct radeon_device *rdev, bool low); void ci_dpm_print_power_state(struct radeon_device *rdev, struct radeon_ps *ps); +void ci_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, + struct seq_file *m); int kv_dpm_init(struct radeon_device *rdev); int kv_dpm_enable(struct radeon_device *rdev); |