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authorJason Chen <b02280@freescale.com>2011-10-27 09:32:41 +0800
committerJason Chen <b02280@freescale.com>2011-11-16 16:32:03 +0800
commit57a3f1e59ad403e9585d3e06c468809b1e014a3b (patch)
tree871e0fa5e59ba4626153f320c80e67c28be054b7
parent768659a7ae71103167f40625567d8f4d1c1c33bb (diff)
downloadlinux-linaro-57a3f1e59ad403e9585d3e06c468809b1e014a3b.tar.gz
ENGR00160875-1 ipuv3 dev: low performance if enable rotation
1. no dma alloc for rot buf every time which will cost time. 2. fix split mode condition. 3. export some functions. This patch for common head file. Signed-off-by: Jason Chen <b02280@freescale.com>
-rw-r--r--include/linux/ipu.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/ipu.h b/include/linux/ipu.h
index 17638ab1512..05162485455 100644
--- a/include/linux/ipu.h
+++ b/include/linux/ipu.h
@@ -138,6 +138,12 @@ typedef enum {
/*! @} */
/* IPU device */
+typedef enum {
+ RGB_CS,
+ YUV_CS,
+ NULL_CS
+} cs_t;
+
struct ipu_pos {
u32 x;
u32 y;
@@ -246,4 +252,14 @@ enum {
#define IPU_ALLOC _IOWR('I', 0x3, int)
#define IPU_FREE _IOW('I', 0x4, int)
+/* export functions */
+#ifdef __KERNEL__
+unsigned int fmt_to_bpp(unsigned int pixelformat);
+cs_t colorspaceofpixel(int fmt);
+int need_csc(int ifmt, int ofmt);
+
+int ipu_queue_task(struct ipu_task *task);
+int ipu_check_task(struct ipu_task *task);
+#endif
+
#endif