Commit 64e33cae authored by Alex Deucher's avatar Alex Deucher Committed by Greg Kroah-Hartman

drm/radeon/dpm: select the appropriate vce power state for KV/KB/ML

commit c83dec3b upstream.

Compare the clock in the limits table to the requested evclk rather
than just taking the first value.  Improves vce performance in certain
cases.
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent ac3e0959
......@@ -1438,14 +1438,14 @@ static int kv_update_uvd_dpm(struct radeon_device *rdev, bool gate)
return kv_enable_uvd_dpm(rdev, !gate);
}
static u8 kv_get_vce_boot_level(struct radeon_device *rdev)
static u8 kv_get_vce_boot_level(struct radeon_device *rdev, u32 evclk)
{
u8 i;
struct radeon_vce_clock_voltage_dependency_table *table =
&rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table;
for (i = 0; i < table->count; i++) {
if (table->entries[i].evclk >= 0) /* XXX */
if (table->entries[i].evclk >= evclk)
break;
}
......@@ -1468,7 +1468,7 @@ static int kv_update_vce_dpm(struct radeon_device *rdev,
if (pi->caps_stable_p_state)
pi->vce_boot_level = table->count - 1;
else
pi->vce_boot_level = kv_get_vce_boot_level(rdev);
pi->vce_boot_level = kv_get_vce_boot_level(rdev, radeon_new_state->evclk);
ret = kv_copy_bytes_to_smc(rdev,
pi->dpm_table_start +
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment