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path: root/drivers/gpu/drm/exynos/exynos_drm_ipp.c
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Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_ipp.c')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_ipp.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.c b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
index b1ef8e7ff9c9..d2b6ab4def93 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_ipp.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
@@ -12,7 +12,6 @@
*
*/
#include <linux/kernel.h>
-#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/types.h>
#include <linux/clk.h>
@@ -342,10 +341,10 @@ int exynos_drm_ipp_get_property(struct drm_device *drm_dev, void *data,
*/
ippdrv = ipp_find_obj(&ctx->ipp_idr, &ctx->ipp_lock,
prop_list->ipp_id);
- if (!ippdrv) {
+ if (IS_ERR(ippdrv)) {
DRM_ERROR("not found ipp%d driver.\n",
prop_list->ipp_id);
- return -EINVAL;
+ return PTR_ERR(ippdrv);
}
prop_list = ippdrv->prop_list;
@@ -970,9 +969,9 @@ int exynos_drm_ipp_queue_buf(struct drm_device *drm_dev, void *data,
/* find command node */
c_node = ipp_find_obj(&ctx->prop_idr, &ctx->prop_lock,
qbuf->prop_id);
- if (!c_node) {
+ if (IS_ERR(c_node)) {
DRM_ERROR("failed to get command node.\n");
- return -EFAULT;
+ return PTR_ERR(c_node);
}
/* buffer control */
@@ -1106,9 +1105,9 @@ int exynos_drm_ipp_cmd_ctrl(struct drm_device *drm_dev, void *data,
c_node = ipp_find_obj(&ctx->prop_idr, &ctx->prop_lock,
cmd_ctrl->prop_id);
- if (!c_node) {
+ if (IS_ERR(c_node)) {
DRM_ERROR("invalid command node list.\n");
- return -EINVAL;
+ return PTR_ERR(c_node);
}
if (!exynos_drm_ipp_check_valid(ippdrv->dev, cmd_ctrl->ctrl,