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path: root/drivers/video/omap2/omapfb
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Diffstat (limited to 'drivers/video/omap2/omapfb')
-rw-r--r--drivers/video/omap2/omapfb/omapfb-ioctl.c17
-rw-r--r--drivers/video/omap2/omapfb/omapfb-main.c12
-rw-r--r--drivers/video/omap2/omapfb/omapfb.h1
3 files changed, 16 insertions, 14 deletions
diff --git a/drivers/video/omap2/omapfb/omapfb-ioctl.c b/drivers/video/omap2/omapfb/omapfb-ioctl.c
index 6a09ef87e14f..c6cf372d22c5 100644
--- a/drivers/video/omap2/omapfb/omapfb-ioctl.c
+++ b/drivers/video/omap2/omapfb/omapfb-ioctl.c
@@ -70,7 +70,7 @@ static int omapfb_setup_plane(struct fb_info *fbi, struct omapfb_plane_info *pi)
DBG("omapfb_setup_plane\n");
- if (ofbi->num_overlays != 1) {
+ if (ofbi->num_overlays == 0) {
r = -EINVAL;
goto out;
}
@@ -185,7 +185,7 @@ static int omapfb_query_plane(struct fb_info *fbi, struct omapfb_plane_info *pi)
{
struct omapfb_info *ofbi = FB2OFB(fbi);
- if (ofbi->num_overlays != 1) {
+ if (ofbi->num_overlays == 0) {
memset(pi, 0, sizeof(*pi));
} else {
struct omap_overlay *ovl;
@@ -225,6 +225,9 @@ static int omapfb_setup_mem(struct fb_info *fbi, struct omapfb_mem_info *mi)
down_write_nested(&rg->lock, rg->id);
atomic_inc(&rg->lock_count);
+ if (rg->size == size && rg->type == mi->type)
+ goto out;
+
if (atomic_read(&rg->map_count)) {
r = -EBUSY;
goto out;
@@ -247,12 +250,10 @@ static int omapfb_setup_mem(struct fb_info *fbi, struct omapfb_mem_info *mi)
}
}
- if (rg->size != size || rg->type != mi->type) {
- r = omapfb_realloc_fbmem(fbi, size, mi->type);
- if (r) {
- dev_err(fbdev->dev, "realloc fbmem failed\n");
- goto out;
- }
+ r = omapfb_realloc_fbmem(fbi, size, mi->type);
+ if (r) {
+ dev_err(fbdev->dev, "realloc fbmem failed\n");
+ goto out;
}
out:
diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c
index b00db4068d21..3450ea0966c9 100644
--- a/drivers/video/omap2/omapfb/omapfb-main.c
+++ b/drivers/video/omap2/omapfb/omapfb-main.c
@@ -179,6 +179,7 @@ static unsigned omapfb_get_vrfb_offset(const struct omapfb_info *ofbi, int rot)
break;
default:
BUG();
+ return 0;
}
offset *= vrfb->bytespp;
@@ -1502,7 +1503,7 @@ static int omapfb_parse_vram_param(const char *param, int max_entries,
fbnum = simple_strtoul(p, &p, 10);
- if (p == param)
+ if (p == start)
return -EINVAL;
if (*p != ':')
@@ -2307,7 +2308,7 @@ static int omapfb_init_display(struct omapfb2_device *fbdev,
return 0;
}
-static int omapfb_probe(struct platform_device *pdev)
+static int __init omapfb_probe(struct platform_device *pdev)
{
struct omapfb2_device *fbdev = NULL;
int r = 0;
@@ -2448,7 +2449,7 @@ err0:
return r;
}
-static int omapfb_remove(struct platform_device *pdev)
+static int __exit omapfb_remove(struct platform_device *pdev)
{
struct omapfb2_device *fbdev = platform_get_drvdata(pdev);
@@ -2462,8 +2463,7 @@ static int omapfb_remove(struct platform_device *pdev)
}
static struct platform_driver omapfb_driver = {
- .probe = omapfb_probe,
- .remove = omapfb_remove,
+ .remove = __exit_p(omapfb_remove),
.driver = {
.name = "omapfb",
.owner = THIS_MODULE,
@@ -2474,7 +2474,7 @@ static int __init omapfb_init(void)
{
DBG("omapfb_init\n");
- if (platform_driver_register(&omapfb_driver)) {
+ if (platform_driver_probe(&omapfb_driver, omapfb_probe)) {
printk(KERN_ERR "failed to register omapfb driver\n");
return -ENODEV;
}
diff --git a/drivers/video/omap2/omapfb/omapfb.h b/drivers/video/omap2/omapfb/omapfb.h
index c0bdc9b54ecf..30361a09aecd 100644
--- a/drivers/video/omap2/omapfb/omapfb.h
+++ b/drivers/video/omap2/omapfb/omapfb.h
@@ -166,6 +166,7 @@ static inline struct omapfb_display_data *get_display_data(
/* This should never happen */
BUG();
+ return NULL;
}
static inline void omapfb_lock(struct omapfb2_device *fbdev)