ps3av: misc updates

ps3av:
  - Move the definition of struct ps3av to ps3av.c, as it's locally used only.
  - Kill ps3av.sem, use the existing ps3av.mutex instead.
  - Make the 512-byte buffer in ps3av_do_pkt() static to reduce stack usage.
    Its use is protected by a semaphore anyway.

Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

include/asm-powerpc/ps3av.h

@@ -18,8 +18,6 @@
 #ifndef _ASM_POWERPC_PS3AV_H_
 #define _ASM_POWERPC_PS3AV_H_
 
-#include <linux/mutex.h>
-
 /** command for ioctl() **/
 #define PS3AV_VERSION 0x205	/* version of ps3av command */
 
@@ -643,25 +641,6 @@ struct ps3av_pkt_avb_param {
 	u8 buf[PS3AV_PKT_AVB_PARAM_MAX_BUF_SIZE];
 };
 
-struct ps3av {
-	int available;
-	struct semaphore sem;
-	struct work_struct work;
-	struct completion done;
-	struct workqueue_struct *wq;
-	struct mutex mutex;
-	int open_count;
-	struct ps3_vuart_port_device *dev;
-
-	int region;
-	struct ps3av_pkt_av_get_hw_conf av_hw_conf;
-	u32 av_port[PS3AV_AV_PORT_MAX + PS3AV_OPT_PORT_MAX];
-	u32 opt_port[PS3AV_OPT_PORT_MAX];
-	u32 head[PS3AV_HEAD_MAX];
-	u32 audio_port;
-	int ps3av_mode;
-	int ps3av_mode_old;
-};
 
 /** command status **/
 #define PS3AV_STATUS_SUCCESS			0x0000	/* success */
@@ -719,6 +698,7 @@ static inline void ps3av_cmd_av_monitor_info_dump(const struct ps3av_pkt_av_get_
 extern int ps3av_cmd_video_get_monitor_info(struct ps3av_pkt_av_get_monitor_info *,
 					    u32);
 
+struct ps3_vuart_port_device;
 extern int ps3av_vuart_write(struct ps3_vuart_port_device *dev,
 			     const void *buf, unsigned long size);
 extern int ps3av_vuart_read(struct ps3_vuart_port_device *dev, void *buf,