[2.6 patch] drivers/media/video/vivi.c: possible cleanups

From: Adrian Bunk
Date: Thu Apr 27 2006 - 16:36:06 EST


This patch contains the following possible cleanup:
- make needlessly global functions static
- remove unused #ifndef kzalloc kzalloc() #define
- remove inline's from functions

Signed-off-by: Adrian Bunk <bunk@xxxxxxxxx>

---

This patch was already sent on:
- 19 Apr 2006

drivers/media/video/vivi.c | 44 ++++++++++++++-----------------------
1 file changed, 17 insertions(+), 27 deletions(-)

--- linux-2.6.17-rc1-mm3-full/drivers/media/video/vivi.c.old 2006-04-18 21:39:05.000000000 +0200
+++ linux-2.6.17-rc1-mm3-full/drivers/media/video/vivi.c 2006-04-18 21:43:48.000000000 +0200
@@ -47,16 +47,6 @@

#include "font.h"

-#ifndef kzalloc
-#define kzalloc(size, flags) \
-({ \
- void *__ret = kmalloc(size, flags); \
- if (__ret) \
- memset(__ret, 0, size); \
- __ret; \
-})
-#endif
-
MODULE_DESCRIPTION("Video Technology Magazine Virtual Video Capture Board");
MODULE_AUTHOR("Mauro Carvalho Chehab, Ted Walther and John Sokol");
MODULE_LICENSE("Dual BSD/GPL");
@@ -247,7 +237,8 @@
#define TSTAMP_MAX_Y TSTAMP_MIN_Y+15
#define TSTAMP_MIN_X 64

-void prep_to_addr(struct sg_to_addr to_addr[],struct videobuf_buffer *vb)
+static void prep_to_addr(struct sg_to_addr to_addr[],
+ struct videobuf_buffer *vb)
{
int i, pos=0;

@@ -258,7 +249,7 @@
}
}

-inline int get_addr_pos(int pos, int pages, struct sg_to_addr to_addr[])
+static int get_addr_pos(int pos, int pages, struct sg_to_addr to_addr[])
{
int p1=0,p2=pages-1,p3=pages/2;

@@ -279,8 +270,8 @@
return (p1);
}

-void gen_line(struct sg_to_addr to_addr[],int inipos,int pages,int wmax,
- int hmax, int line, char *timestr)
+static void gen_line(struct sg_to_addr to_addr[],int inipos,int pages,int wmax,
+ int hmax, int line, char *timestr)
{
int w,i,j,pos=inipos,pgpos,oldpg,y;
char *p,*s,*basep;
@@ -490,7 +481,7 @@
dprintk(1,"%s: %d buffers handled (should be 1)\n",__FUNCTION__,bc);
}

-void vivi_sleep(struct vivi_dmaqueue *dma_q)
+static void vivi_sleep(struct vivi_dmaqueue *dma_q)
{
int timeout;
DECLARE_WAITQUEUE(wait, current);
@@ -525,7 +516,7 @@
try_to_freeze();
}

-int vivi_thread(void *data)
+static int vivi_thread(void *data)
{
struct vivi_dmaqueue *dma_q=data;

@@ -541,7 +532,7 @@
return 0;
}

-int vivi_start_thread(struct vivi_dmaqueue *dma_q)
+static int vivi_start_thread(struct vivi_dmaqueue *dma_q)
{
dma_q->frame=0;
dma_q->ini_jiffies=jiffies;
@@ -559,7 +550,7 @@
return 0;
}

-void vivi_stop_thread(struct vivi_dmaqueue *dma_q)
+static void vivi_stop_thread(struct vivi_dmaqueue *dma_q)
{
dprintk(1,"%s\n",__FUNCTION__);
/* shutdown control thread */
@@ -665,8 +656,7 @@
return 0;
}

-void
-free_buffer(struct videobuf_queue *vq, struct vivi_buffer *buf)
+static void free_buffer(struct videobuf_queue *vq, struct vivi_buffer *buf)
{
dprintk(1,"%s\n",__FUNCTION__);

@@ -790,8 +780,8 @@
free_buffer(vq,buf);
}

-int vivi_map_sg (void *dev, struct scatterlist *sg, int nents,
- int direction)
+static int vivi_map_sg(void *dev, struct scatterlist *sg, int nents,
+ int direction)
{
int i;

@@ -807,15 +797,15 @@
return nents;
}

-int vivi_unmap_sg(void *dev,struct scatterlist *sglist,int nr_pages,
- int direction)
+static int vivi_unmap_sg(void *dev,struct scatterlist *sglist,int nr_pages,
+ int direction)
{
dprintk(1,"%s\n",__FUNCTION__);
return 0;
}

-int vivi_dma_sync_sg(void *dev,struct scatterlist *sglist,int nr_pages,
- int direction)
+static int vivi_dma_sync_sg(void *dev,struct scatterlist *sglist, int nr_pages,
+ int direction)
{
// dprintk(1,"%s\n",__FUNCTION__);

@@ -899,7 +889,7 @@
return 1;
}

-static inline int res_locked(struct vivi_dev *dev)
+static int res_locked(struct vivi_dev *dev)
{
return (dev->resources);
}

-
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