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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.c22
1 files changed, 6 insertions, 16 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.c b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
index c1f12301224..0bda96454a0 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_ipp.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
@@ -27,7 +27,7 @@
#include "exynos_drm_iommu.h"
/*
- * IPP is stand for Image Post Processing and
+ * IPP stands for Image Post Processing and
* supports image scaler/rotator and input/output DMA operations.
* using FIMC, GSC, Rotator, so on.
* IPP is integration device driver of same attribute h/w
@@ -1292,7 +1292,7 @@ static int ipp_start_property(struct exynos_drm_ippdrv *ippdrv,
DRM_DEBUG_KMS("%s:prop_id[%d]\n", __func__, property->prop_id);
/* store command info in ippdrv */
- ippdrv->cmd = c_node;
+ ippdrv->c_node = c_node;
if (!ipp_check_mem_list(c_node)) {
DRM_DEBUG_KMS("%s:empty memory.\n", __func__);
@@ -1303,7 +1303,7 @@ static int ipp_start_property(struct exynos_drm_ippdrv *ippdrv,
ret = ipp_set_property(ippdrv, property);
if (ret) {
DRM_ERROR("failed to set property.\n");
- ippdrv->cmd = NULL;
+ ippdrv->c_node = NULL;
return ret;
}
@@ -1487,11 +1487,6 @@ void ipp_sched_cmd(struct work_struct *work)
mutex_lock(&c_node->cmd_lock);
property = &c_node->property;
- if (!property) {
- DRM_ERROR("failed to get property:prop_id[%d]\n",
- c_node->property.prop_id);
- goto err_unlock;
- }
switch (cmd_work->ctrl) {
case IPP_CTRL_PLAY:
@@ -1704,7 +1699,7 @@ void ipp_sched_event(struct work_struct *work)
return;
}
- c_node = ippdrv->cmd;
+ c_node = ippdrv->c_node;
if (!c_node) {
DRM_ERROR("failed to get command node.\n");
return;
@@ -1895,7 +1890,7 @@ static int ipp_probe(struct platform_device *pdev)
struct exynos_drm_subdrv *subdrv;
int ret;
- ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
+ ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
if (!ctx)
return -ENOMEM;
@@ -1916,8 +1911,7 @@ static int ipp_probe(struct platform_device *pdev)
ctx->event_workq = create_singlethread_workqueue("ipp_event");
if (!ctx->event_workq) {
dev_err(dev, "failed to create event workqueue\n");
- ret = -EINVAL;
- goto err_clear;
+ return -EINVAL;
}
/*
@@ -1958,8 +1952,6 @@ err_cmd_workq:
destroy_workqueue(ctx->cmd_workq);
err_event_workq:
destroy_workqueue(ctx->event_workq);
-err_clear:
- kfree(ctx);
return ret;
}
@@ -1985,8 +1977,6 @@ static int ipp_remove(struct platform_device *pdev)
destroy_workqueue(ctx->cmd_workq);
destroy_workqueue(ctx->event_workq);
- kfree(ctx);
-
return 0;
}