sh_mobile_meram: Use direct function calls for the public API
There's no reason to use abstract operation pointers to implement the
MERAM API. Replace them by direct function calls.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
diff --git a/drivers/video/sh_mobile_meram.c b/drivers/video/sh_mobile_meram.c
index 4aa3fcb..fdb6fc1 100644
--- a/drivers/video/sh_mobile_meram.c
+++ b/drivers/video/sh_mobile_meram.c
@@ -11,6 +11,7 @@
#include <linux/device.h>
#include <linux/err.h>
+#include <linux/export.h>
#include <linux/genalloc.h>
#include <linux/io.h>
#include <linux/kernel.h>
@@ -429,11 +430,10 @@
return ERR_PTR(-ENOMEM);
}
-static void *sh_mobile_cache_alloc(struct sh_mobile_meram_info *pdata,
- const struct sh_mobile_meram_cfg *cfg,
- unsigned int xres, unsigned int yres,
- unsigned int pixelformat,
- unsigned int *pitch)
+void *sh_mobile_meram_cache_alloc(struct sh_mobile_meram_info *pdata,
+ const struct sh_mobile_meram_cfg *cfg,
+ unsigned int xres, unsigned int yres,
+ unsigned int pixelformat, unsigned int *pitch)
{
struct sh_mobile_meram_fb_cache *cache;
struct sh_mobile_meram_priv *priv = pdata->priv;
@@ -441,6 +441,9 @@
unsigned int nplanes = is_nvcolor(pixelformat) ? 2 : 1;
unsigned int out_pitch;
+ if (priv == NULL)
+ return ERR_PTR(-ENODEV);
+
if (pixelformat != SH_MOBILE_MERAM_PF_NV &&
pixelformat != SH_MOBILE_MERAM_PF_NV24 &&
pixelformat != SH_MOBILE_MERAM_PF_RGB)
@@ -485,9 +488,10 @@
mutex_unlock(&priv->lock);
return cache;
}
+EXPORT_SYMBOL_GPL(sh_mobile_meram_cache_alloc);
-static void
-sh_mobile_cache_free(struct sh_mobile_meram_info *pdata, void *data)
+void
+sh_mobile_meram_cache_free(struct sh_mobile_meram_info *pdata, void *data)
{
struct sh_mobile_meram_fb_cache *cache = data;
struct sh_mobile_meram_priv *priv = pdata->priv;
@@ -507,11 +511,14 @@
mutex_unlock(&priv->lock);
}
+EXPORT_SYMBOL_GPL(sh_mobile_meram_cache_free);
-static void
-sh_mobile_cache_update(struct sh_mobile_meram_info *pdata, void *data,
- unsigned long base_addr_y, unsigned long base_addr_c,
- unsigned long *icb_addr_y, unsigned long *icb_addr_c)
+void
+sh_mobile_meram_cache_update(struct sh_mobile_meram_info *pdata, void *data,
+ unsigned long base_addr_y,
+ unsigned long base_addr_c,
+ unsigned long *icb_addr_y,
+ unsigned long *icb_addr_c)
{
struct sh_mobile_meram_fb_cache *cache = data;
struct sh_mobile_meram_priv *priv = pdata->priv;
@@ -523,13 +530,7 @@
mutex_unlock(&priv->lock);
}
-
-static struct sh_mobile_meram_ops sh_mobile_meram_ops = {
- .module = THIS_MODULE,
- .cache_alloc = sh_mobile_cache_alloc,
- .cache_free = sh_mobile_cache_free,
- .cache_update = sh_mobile_cache_update,
-};
+EXPORT_SYMBOL_GPL(sh_mobile_meram_cache_update);
/* -----------------------------------------------------------------------------
* Power management
@@ -620,7 +621,6 @@
for (i = 0; i < MERAM_ICB_NUM; ++i)
priv->icbs[i].index = i;
- pdata->ops = &sh_mobile_meram_ops;
pdata->priv = priv;
pdata->pdev = pdev;
