[Gc-linux-cvs] linux/include/asm-powerpc starlet.h,1.2,1.3

[Albert H. <he...@us...>]

Update of /cvsroot/gc-linux/linux/include/asm-powerpc
In directory sc8-pr-cvs2.sourceforge.net:/tmp/cvs-serv22259/include/asm-powerpc

Modified Files:
	starlet.h 
Log Message:
- added starlet_kzalloc/starlet_kfree interfaces
- added async ipc calls
- added async ioctl api
- added ioctlv apis
- added useful hardware fixups
  - stop dvd motor (to preserve the dvd unit)
  - disconnect wiimote (to preserve batteries)
  - turn off the front blue light (to preserve the led)
- added module information



Index: starlet.h
===================================================================
RCS file: /cvsroot/gc-linux/linux/include/asm-powerpc/starlet.h,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -d -r1.2 -r1.3
--- starlet.h	26 Mar 2008 20:15:23 -0000	1.2
+++ starlet.h	4 Apr 2008 19:19:55 -0000	1.3
@@ -20,6 +20,7 @@
 #include <linux/dmapool.h>
 #include <linux/list.h>
 #include <linux/platform_device.h>
+#include <linux/scatterlist.h>
 
 
 #define STARLET_IPC_DMA_ALIGN   0x1f /* 32 bytes */
@@ -42,15 +43,100 @@
 
 };
 
+struct starlet_iovec {
+	dma_addr_t dma_addr;
+	u32 dma_len;
+};
+
+struct starlet_ipc_request;
+typedef int (*starlet_ipc_callback_t)(struct starlet_ipc_request *req);
+
+struct starlet_ipc_request {
+	/* begin starlet firmware request format */
+	u32 cmd;
+	s32 result;
+	union {
+		s32 fd;
+		u32 req_cmd;
+	};
+	union {
+		struct {
+			dma_addr_t pathname;
+			u32 mode;
+		} open;
+		struct {
+			u32 request;
+			dma_addr_t ibuf;
+			u32 ilen;
+			dma_addr_t obuf;
+			u32 olen;
+		} ioctl;
+		struct {
+			u32 request;
+			u32 argc_in;
+			u32 argc_out;
+			dma_addr_t iovec_da;
+		} ioctlv;
+		u32 argv[5];
+	};
+	/* end starlet firmware request format */
+
+	dma_addr_t dma_addr;	/* request dma address */
+
+	/* ioctlv related data */
+	struct starlet_iovec *iovec;
+	size_t iovec_size;
+
+	struct scatterlist *sgl_in;
+	unsigned sgl_nents_in;
+	struct scatterlist *sgl_out;
+	unsigned sgl_nents_out;
+
+	void *done_data;
+	starlet_ipc_callback_t done;
+
+	struct list_head node; /* for queueing */
+
+	struct starlet_ipc_device *ipc_dev;
+};
+
+
+
 /* from starlet-ipc.c */
 
+extern void *starlet_kzalloc(size_t size, gfp_t flags);
+extern void starlet_kfree(void *ptr);
+
 extern struct starlet_ipc_device *starlet_ipc_get_device(void);
+extern void *starlet_ipc_request_priv(struct starlet_ipc_request *req);
+extern void starlet_ipc_free_request(struct starlet_ipc_request *req);
+
 
 extern int starlet_ios_open(const char *pathname, int flags);
 extern int starlet_ios_close(int fd);
+
 extern int starlet_ios_ioctl(int fd, int request,
 			     void *ibuf, size_t ilen, 
 			     void *obuf, size_t olen);
+extern int starlet_ios_ioctl_nowait(int fd, int request,
+				    void *ibuf, size_t ilen, 
+				    void *obuf, size_t olen,
+				    starlet_ipc_callback_t callback,
+				    void *arg);
+
+extern int starlet_ios_ioctlv(int fd, int request,
+			      unsigned int nents_in,
+			      struct scatterlist *sgl_in,
+			      unsigned int nents_out,
+			      struct scatterlist *sgl_out);
+extern int starlet_ios_ioctlv_nowait(int fd, int request,
+				     unsigned int nents_in,
+				     struct scatterlist *sgl_in,
+				     unsigned int nents_out,
+				     struct scatterlist *sgl_out,
+				     starlet_ipc_callback_t callback,
+				     void *arg);
+extern void starlet_ios_ioctlv_complete(struct starlet_ipc_request *req);
 
 /* from starlet-stm.c */