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drm/radeon/dpm: only print dpm debugging messages when radeon_dpm=1

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Avoids spamming the system log for chips where dpm is enabled by
default, but prints then messages when users force it on for other
asics.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2013-10-23 18:35:43 -04:00
parent 846ae41ae9
commit 033a37df15
1 changed files with 8 additions and 6 deletions
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14
drivers/gpu/drm/radeon/radeon_pm.c
View file

@ -881,11 +881,12 @@ static void radeon_dpm_change_power_state_locked(struct radeon_device *rdev)
}
}
printk("switching from power state:\n");
radeon_dpm_print_power_state(rdev, rdev->pm.dpm.current_ps);
printk("switching to power state:\n");
radeon_dpm_print_power_state(rdev, rdev->pm.dpm.requested_ps);
if (radeon_dpm == 1) {
printk("switching from power state:\n");
radeon_dpm_print_power_state(rdev, rdev->pm.dpm.current_ps);
printk("switching to power state:\n");
radeon_dpm_print_power_state(rdev, rdev->pm.dpm.requested_ps);
}
mutex_lock(&rdev->ddev->struct_mutex);
down_write(&rdev->pm.mclk_lock);
mutex_lock(&rdev->ring_lock);
@ -1176,7 +1177,8 @@ static int radeon_pm_init_dpm(struct radeon_device *rdev)
mutex_lock(&rdev->pm.mutex);
radeon_dpm_init(rdev);
rdev->pm.dpm.current_ps = rdev->pm.dpm.requested_ps = rdev->pm.dpm.boot_ps;
radeon_dpm_print_power_states(rdev);
if (radeon_dpm == 1)
radeon_dpm_print_power_states(rdev);
radeon_dpm_setup_asic(rdev);
ret = radeon_dpm_enable(rdev);
mutex_unlock(&rdev->pm.mutex);