[PATCH v2 16/17] drm/exynos/ipp: remove file argument from node related functions

From: Andrzej Hajda
Date: Thu Aug 28 2014 - 05:08:59 EST


Since file pointer is preserved in c_node passing it
as argument in node functions is redundant.

Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
---
drivers/gpu/drm/exynos/exynos_drm_ipp.c | 14 ++++++--------
1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.c b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
index 05f0f4e..fc8bb67 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_ipp.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
@@ -529,7 +529,6 @@ static int ipp_put_mem_node(struct drm_device *drm_dev,

static struct drm_exynos_ipp_mem_node
*ipp_get_mem_node(struct drm_device *drm_dev,
- struct drm_file *file,
struct drm_exynos_ipp_cmd_node *c_node,
struct drm_exynos_ipp_queue_buf *qbuf)
{
@@ -560,7 +559,7 @@ static struct drm_exynos_ipp_mem_node
dma_addr_t *addr;

addr = exynos_drm_gem_get_dma_addr(drm_dev,
- qbuf->handle[i], file);
+ qbuf->handle[i], c_node->filp);
if (IS_ERR(addr)) {
DRM_ERROR("failed to get addr.\n");
ipp_put_mem_node(drm_dev, c_node, m_node);
@@ -606,7 +605,6 @@ static void ipp_free_event(struct drm_pending_event *event)
}

static int ipp_get_event(struct drm_device *drm_dev,
- struct drm_file *file,
struct drm_exynos_ipp_cmd_node *c_node,
struct drm_exynos_ipp_queue_buf *qbuf)
{
@@ -618,7 +616,7 @@ static int ipp_get_event(struct drm_device *drm_dev,
e = kzalloc(sizeof(*e), GFP_KERNEL);
if (!e) {
spin_lock_irqsave(&drm_dev->event_lock, flags);
- file->event_space += sizeof(e->event);
+ c_node->filp->event_space += sizeof(e->event);
spin_unlock_irqrestore(&drm_dev->event_lock, flags);
return -ENOMEM;
}
@@ -630,7 +628,7 @@ static int ipp_get_event(struct drm_device *drm_dev,
e->event.prop_id = qbuf->prop_id;
e->event.buf_id[EXYNOS_DRM_OPS_DST] = qbuf->buf_id;
e->base.event = &e->event.base;
- e->base.file_priv = file;
+ e->base.file_priv = c_node->filp;
e->base.destroy = ipp_free_event;
mutex_lock(&c_node->event_lock);
list_add_tail(&e->base.link, &c_node->event_list);
@@ -899,7 +897,7 @@ 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 (!c_node || c_node->filp != file) {
DRM_ERROR("failed to get command node.\n");
return -ENODEV;
}
@@ -908,7 +906,7 @@ int exynos_drm_ipp_queue_buf(struct drm_device *drm_dev, void *data,
switch (qbuf->buf_type) {
case IPP_BUF_ENQUEUE:
/* get memory node */
- m_node = ipp_get_mem_node(drm_dev, file, c_node, qbuf);
+ m_node = ipp_get_mem_node(drm_dev, c_node, qbuf);
if (IS_ERR(m_node)) {
DRM_ERROR("failed to get m_node.\n");
return PTR_ERR(m_node);
@@ -921,7 +919,7 @@ int exynos_drm_ipp_queue_buf(struct drm_device *drm_dev, void *data,
*/
if (qbuf->ops_id == EXYNOS_DRM_OPS_DST) {
/* get event for destination buffer */
- ret = ipp_get_event(drm_dev, file, c_node, qbuf);
+ ret = ipp_get_event(drm_dev, c_node, qbuf);
if (ret) {
DRM_ERROR("failed to get event.\n");
goto err_clean_node;
--
1.9.1

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