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drm/exynos/ipp: stop hardware before freeing memory

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Memory shouldn't be freed when hardware is still running.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
Andrzej Hajda 2014-08-28 11:07:34 +02:00 committed by Inki Dae
parent 05afb1ac53
commit 8aa99dd376
1 changed files with 6 additions and 9 deletions
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15
drivers/gpu/drm/exynos/exynos_drm_ipp.c
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@ -1282,12 +1282,15 @@ static int ipp_stop_property(struct drm_device *drm_dev,
struct drm_exynos_ipp_cmd_node *c_node)
{
struct drm_exynos_ipp_property *property = &c_node->property;
int ret = 0, i;
int i;
DRM_DEBUG_KMS("prop_id[%d]\n", property->prop_id);
/* put event */
ipp_put_event(c_node, NULL);
/* stop operations */
if (ippdrv->stop)
ippdrv->stop(ippdrv->dev, property->cmd);
/* check command */
switch (property->cmd) {
@ -1303,16 +1306,10 @@ static int ipp_stop_property(struct drm_device *drm_dev,
break;
default:
DRM_ERROR("invalid operations.\n");
ret = -EINVAL;
goto err_clear;
return -EINVAL;
}
err_clear:
/* stop operations */
if (ippdrv->stop)
ippdrv->stop(ippdrv->dev, property->cmd);
return ret;
return 0;
}
void ipp_sched_cmd(struct work_struct *work)