From: YoungJun Cho <yj44.cho@xxxxxxxxxxx>
This patch just cleans up G2D codes for readability.
For this, it changes the member of g2d_cmdlist_node, obj_type into
buf_type and gathers relevant variables together.
Signed-off-by: YoungJun Cho <yj44.cho@xxxxxxxxxxx>
Signed-off-by: Inki Dae <inki.dae@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
drivers/gpu/drm/exynos/exynos_drm_g2d.c | 33 +++++++++++++-----------------
1 files changed, 14 insertions(+), 19 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
index 91bc4cc..ce8e670 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
@@ -131,13 +131,12 @@ struct g2d_cmdlist_userptr {
bool in_pool;
bool out_of_list;
};
-
struct g2d_cmdlist_node {
struct list_head list;
struct g2d_cmdlist *cmdlist;
unsigned int map_nr;
unsigned long handles[MAX_BUF_ADDR_NR];
- unsigned int obj_type[MAX_BUF_ADDR_NR];
+ unsigned int buf_type[MAX_BUF_ADDR_NR];
dma_addr_t dma_addr;
struct drm_exynos_pending_g2d_event *event;
@@ -186,8 +185,7 @@ static int g2d_init_cmdlist(struct g2d_data *g2d)
struct device *dev = g2d->dev;
struct g2d_cmdlist_node *node = g2d->cmdlist_node;
struct exynos_drm_subdrv *subdrv = &g2d->subdrv;
- int nr;
- int ret;
+ int nr, ret;
init_dma_attrs(&g2d->cmdlist_dma_attrs);
dma_set_attr(DMA_ATTR_WRITE_COMBINE, &g2d->cmdlist_dma_attrs);
@@ -514,17 +512,17 @@ static int g2d_map_cmdlist_gem(struct g2d_data *g2d,
struct drm_file *file)
{
struct g2d_cmdlist *cmdlist = node->cmdlist;
- int offset;
int i;
for (i = 0; i < node->map_nr; i++) {
+ int offset;
unsigned long handle;
dma_addr_t *addr;
offset = cmdlist->last - (i * 2 + 1);
handle = cmdlist->data[offset];
- if (node->obj_type[i] == BUF_TYPE_GEM) {
+ if (node->buf_type[i] == BUF_TYPE_GEM) {
addr = exynos_drm_gem_get_dma_addr(drm_dev, handle,
file);
if (IS_ERR(addr)) {
@@ -568,7 +566,7 @@ static void g2d_unmap_cmdlist_gem(struct g2d_data *g2d,
for (i = 0; i < node->map_nr; i++) {
unsigned long handle = node->handles[i];
- if (node->obj_type[i] == BUF_TYPE_GEM)
+ if (node->buf_type[i] == BUF_TYPE_GEM)
exynos_drm_gem_put_dma_addr(subdrv->drm_dev, handle,
filp);
else
@@ -576,7 +574,7 @@ static void g2d_unmap_cmdlist_gem(struct g2d_data *g2d,
false);
node->handles[i] = 0;
- node->obj_type[i] = 0;
+ node->buf_type[i] = 0;
}
node->map_nr = 0;
@@ -646,7 +644,6 @@ static void g2d_runqueue_worker(struct work_struct *work)
struct g2d_data *g2d = container_of(work, struct g2d_data,
runqueue_work);
-
mutex_lock(&g2d->runqueue_mutex);
clk_disable(g2d->gate_clk);
pm_runtime_put_sync(g2d->dev);
@@ -722,11 +719,11 @@ static int g2d_check_reg_offset(struct device *dev,
int nr, bool for_addr)
{
struct g2d_cmdlist *cmdlist = node->cmdlist;
- int reg_offset;
- int index;
- int i;
+ int index, i;
for (i = 0; i < nr; i++) {
+ int reg_offset;
+
index = cmdlist->last - 2 * (i + 1);
if (for_addr) {
@@ -734,7 +731,7 @@ static int g2d_check_reg_offset(struct device *dev,
reg_offset = (cmdlist->data[index] &
~0x7fffffff) >> 31;
if (reg_offset) {
- node->obj_type[i] = BUF_TYPE_USERPTR;
+ node->buf_type[i] = BUF_TYPE_USERPTR;
cmdlist->data[index] &= ~G2D_BUF_USERPTR;
}
}
@@ -756,8 +753,8 @@ static int g2d_check_reg_offset(struct device *dev,
if (!for_addr)
goto err;
- if (node->obj_type[i] != BUF_TYPE_USERPTR)
- node->obj_type[i] = BUF_TYPE_GEM;
+ if (node->buf_type[i] != BUF_TYPE_USERPTR)
+ node->buf_type[i] = BUF_TYPE_GEM;
break;
default:
if (for_addr)
@@ -799,8 +796,7 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data,
struct g2d_cmdlist_node *node;
struct g2d_cmdlist *cmdlist;
unsigned long flags;
- int size;
- int ret;
+ int size, ret;
if (!dev)
return -ENODEV;
@@ -953,8 +949,7 @@ int exynos_g2d_exec_ioctl(struct drm_device *drm_dev, void *data,
struct g2d_data *g2d;
struct drm_exynos_g2d_exec *req = data;
struct g2d_runqueue_node *runqueue_node;
- struct list_head *run_cmdlist;
- struct list_head *event_list;
+ struct list_head *run_cmdlist, *event_list;
if (!dev)
return -ENODEV;
--
1.7.4.1
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