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drm/radeon/kms/pm: resurrect printing power states

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debug only

agd5f: rebased

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Rafał Miłecki 2010-06-07 18:29:44 -04:00 committed by Dave Airlie
parent 0fcbe9473a
commit f712d0c7e7
1 changed files with 45 additions and 0 deletions
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45
drivers/gpu/drm/radeon/radeon_pm.c
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@ -33,6 +33,14 @@
#define RADEON_WAIT_VBLANK_TIMEOUT 200
#define RADEON_WAIT_IDLE_TIMEOUT 200
static const char *radeon_pm_state_type_name[5] = {
"Default",
"Powersave",
"Battery",
"Balanced",
"Performance",
};
static void radeon_dynpm_idle_work_handler(struct work_struct *work);
static int radeon_debugfs_pm_init(struct radeon_device *rdev);
static bool radeon_pm_in_vbl(struct radeon_device *rdev);
@ -278,6 +286,42 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev)
mutex_unlock(&rdev->ddev->struct_mutex);
}
static void radeon_pm_print_states(struct radeon_device *rdev)
{
int i, j;
struct radeon_power_state *power_state;
struct radeon_pm_clock_info *clock_info;
DRM_DEBUG("%d Power State(s)\n", rdev->pm.num_power_states);
for (i = 0; i < rdev->pm.num_power_states; i++) {
power_state = &rdev->pm.power_state[i];
DRM_DEBUG("State %d: %s\n", i,
radeon_pm_state_type_name[power_state->type]);
if (i == rdev->pm.default_power_state_index)
DRM_DEBUG("\tDefault");
if ((rdev->flags & RADEON_IS_PCIE) && !(rdev->flags & RADEON_IS_IGP))
DRM_DEBUG("\t%d PCIE Lanes\n", power_state->pcie_lanes);
if (power_state->flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
DRM_DEBUG("\tSingle display only\n");
DRM_DEBUG("\t%d Clock Mode(s)\n", power_state->num_clock_modes);
for (j = 0; j < power_state->num_clock_modes; j++) {
clock_info = &(power_state->clock_info[j]);
if (rdev->flags & RADEON_IS_IGP)
DRM_DEBUG("\t\t%d e: %d%s\n",
j,
clock_info->sclk * 10,
clock_info->flags & RADEON_PM_MODE_NO_DISPLAY ? "\tNo display only" : "");
else
DRM_DEBUG("\t\t%d e: %d\tm: %d\tv: %d%s\n",
j,
clock_info->sclk * 10,
clock_info->mclk * 10,
clock_info->voltage.voltage,
clock_info->flags & RADEON_PM_MODE_NO_DISPLAY ? "\tNo display only" : "");
}
}
}
static ssize_t radeon_get_pm_profile(struct device *dev,
struct device_attribute *attr,
char *buf)
@ -410,6 +454,7 @@ int radeon_pm_init(struct radeon_device *rdev)
radeon_atombios_get_power_modes(rdev);
else
radeon_combios_get_power_modes(rdev);
radeon_pm_print_states(rdev);
radeon_pm_init_profile(rdev);
}