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drm/radeon: add vce dpm support for CI 

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2013-08-23 11:05:24 -04:00 committed by Christian König
parent 5ad6bf91ef
commit 8cd366823e
1 changed files with 40 additions and 10 deletions
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50
drivers/gpu/drm/radeon/ci_dpm.c
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@ -746,6 +746,14 @@ static void ci_apply_state_adjust_rules(struct radeon_device *rdev,
u32 max_sclk_vddc, max_mclk_vddci, max_mclk_vddc;
int i;
if (rps->vce_active) {
rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk;
rps->ecclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].ecclk;
} else {
rps->evclk = 0;
rps->ecclk = 0;
}
if ((rdev->pm.dpm.new_active_crtc_count > 1) ||
ci_dpm_vblank_too_short(rdev))
disable_mclk_switching = true;
@ -804,6 +812,13 @@ static void ci_apply_state_adjust_rules(struct radeon_device *rdev,
sclk = ps->performance_levels[0].sclk;
}
if (rps->vce_active) {
if (sclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk)
sclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk;
if (mclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk)
mclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk;
}
ps->performance_levels[0].sclk = sclk;
ps->performance_levels[0].mclk = mclk;
@ -3468,7 +3483,6 @@ static int ci_enable_uvd_dpm(struct radeon_device *rdev, bool enable)
0 : -EINVAL;
}
#if 0
static int ci_enable_vce_dpm(struct radeon_device *rdev, bool enable)
{
struct ci_power_info *pi = ci_get_pi(rdev);
@ -3501,6 +3515,7 @@ static int ci_enable_vce_dpm(struct radeon_device *rdev, bool enable)
0 : -EINVAL;
}
#if 0
static int ci_enable_samu_dpm(struct radeon_device *rdev, bool enable)
{
struct ci_power_info *pi = ci_get_pi(rdev);
@ -3587,7 +3602,6 @@ static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate)
return ci_enable_uvd_dpm(rdev, !gate);
}
#if 0
static u8 ci_get_vce_boot_level(struct radeon_device *rdev)
{
u8 i;
@ -3608,13 +3622,11 @@ static int ci_update_vce_dpm(struct radeon_device *rdev,
struct radeon_ps *radeon_current_state)
{
struct ci_power_info *pi = ci_get_pi(rdev);
bool new_vce_clock_non_zero = (radeon_new_state->evclk != 0);
bool old_vce_clock_non_zero = (radeon_current_state->evclk != 0);
int ret = 0;
u32 tmp;
if (new_vce_clock_non_zero != old_vce_clock_non_zero) {
if (new_vce_clock_non_zero) {
if (radeon_current_state->evclk != radeon_new_state->evclk) {
if (radeon_new_state->evclk) {
pi->smc_state_table.VceBootLevel = ci_get_vce_boot_level(rdev);
tmp = RREG32_SMC(DPM_TABLE_475);
@ -3630,6 +3642,7 @@ static int ci_update_vce_dpm(struct radeon_device *rdev,
return ret;
}
#if 0
static int ci_update_samu_dpm(struct radeon_device *rdev, bool gate)
{
return ci_enable_samu_dpm(rdev, gate);
@ -4752,13 +4765,13 @@ int ci_dpm_set_power_state(struct radeon_device *rdev)
DRM_ERROR("ci_generate_dpm_level_enable_mask failed\n");
return ret;
}
#if 0
ret = ci_update_vce_dpm(rdev, new_ps, old_ps);
if (ret) {
DRM_ERROR("ci_update_vce_dpm failed\n");
return ret;
}
#endif
ret = ci_update_sclk_t(rdev);
if (ret) {
DRM_ERROR("ci_update_sclk_t failed\n");
@ -4995,6 +5008,21 @@ static int ci_parse_power_table(struct radeon_device *rdev)
power_state_offset += 2 + power_state->v2.ucNumDPMLevels;
}
rdev->pm.dpm.num_ps = state_array->ucNumEntries;
/* fill in the vce power states */
for (i = 0; i < RADEON_MAX_VCE_LEVELS; i++) {
u32 sclk, mclk;
clock_array_index = rdev->pm.dpm.vce_states[i].clk_idx;
clock_info = (union pplib_clock_info *)
&clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize];
sclk = le16_to_cpu(clock_info->ci.usEngineClockLow);
sclk |= clock_info->ci.ucEngineClockHigh << 16;
mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow);
mclk |= clock_info->ci.ucMemoryClockHigh << 16;
rdev->pm.dpm.vce_states[i].sclk = sclk;
rdev->pm.dpm.vce_states[i].mclk = mclk;
}
return 0;
}
@ -5080,12 +5108,14 @@ int ci_dpm_init(struct radeon_device *rdev)
ci_dpm_fini(rdev);
return ret;
}
ret = ci_parse_power_table(rdev);
ret = r600_parse_extended_power_table(rdev);
if (ret) {
ci_dpm_fini(rdev);
return ret;
}
ret = r600_parse_extended_power_table(rdev);
ret = ci_parse_power_table(rdev);
if (ret) {
ci_dpm_fini(rdev);
return ret;