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drm/radeon/ci: force pcie level before sclk and mclk
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Preferred ordering.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Alex Deucher committed Nov 20, 2014
1 parent e745c3c commit 7f6233c
Showing 1 changed file with 17 additions and 17 deletions.
34 changes: 17 additions & 17 deletions drivers/gpu/drm/radeon/ci_dpm.c
Original file line number Diff line number Diff line change
Expand Up @@ -4143,57 +4143,57 @@ int ci_dpm_force_performance_level(struct radeon_device *rdev,
int ret;

if (level == RADEON_DPM_FORCED_LEVEL_HIGH) {
if ((!pi->sclk_dpm_key_disabled) &&
pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
if ((!pi->pcie_dpm_key_disabled) &&
pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
levels = 0;
tmp = pi->dpm_level_enable_mask.sclk_dpm_enable_mask;
tmp = pi->dpm_level_enable_mask.pcie_dpm_enable_mask;
while (tmp >>= 1)
levels++;
if (levels) {
ret = ci_dpm_force_state_sclk(rdev, levels);
ret = ci_dpm_force_state_pcie(rdev, level);
if (ret)
return ret;
for (i = 0; i < rdev->usec_timeout; i++) {
tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT;
tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) &
CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT;
if (tmp == levels)
break;
udelay(1);
}
}
}
if ((!pi->mclk_dpm_key_disabled) &&
pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
if ((!pi->sclk_dpm_key_disabled) &&
pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
levels = 0;
tmp = pi->dpm_level_enable_mask.mclk_dpm_enable_mask;
tmp = pi->dpm_level_enable_mask.sclk_dpm_enable_mask;
while (tmp >>= 1)
levels++;
if (levels) {
ret = ci_dpm_force_state_mclk(rdev, levels);
ret = ci_dpm_force_state_sclk(rdev, levels);
if (ret)
return ret;
for (i = 0; i < rdev->usec_timeout; i++) {
tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT;
CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT;
if (tmp == levels)
break;
udelay(1);
}
}
}
if ((!pi->pcie_dpm_key_disabled) &&
pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
if ((!pi->mclk_dpm_key_disabled) &&
pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
levels = 0;
tmp = pi->dpm_level_enable_mask.pcie_dpm_enable_mask;
tmp = pi->dpm_level_enable_mask.mclk_dpm_enable_mask;
while (tmp >>= 1)
levels++;
if (levels) {
ret = ci_dpm_force_state_pcie(rdev, level);
ret = ci_dpm_force_state_mclk(rdev, levels);
if (ret)
return ret;
for (i = 0; i < rdev->usec_timeout; i++) {
tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) &
CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT;
tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT;
if (tmp == levels)
break;
udelay(1);
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