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-rw-r--r--include/linux/intel-ipu3.h32
1 files changed, 27 insertions, 5 deletions
diff --git a/include/linux/intel-ipu3.h b/include/linux/intel-ipu3.h
index ee0e6d0e..b18b28a0 100644
--- a/include/linux/intel-ipu3.h
+++ b/include/linux/intel-ipu3.h
@@ -59,17 +59,39 @@ struct ipu3_uapi_grid_config {
__u16 y_end;
} __attribute__((packed));
+/**
+ * struct ipu3_uapi_awb_set_item - Memory layout for each cell in AWB
+ *
+ * @Gr_avg: Green average for red lines in the cell.
+ * @R_avg: Red average in the cell.
+ * @B_avg: Blue average in the cell.
+ * @Gb_avg: Green average for blue lines in the cell.
+ * @sat_ratio: Percentage of pixels over a given threshold set in
+ * ipu3_uapi_awb_config_s, coded from 0 to 255.
+ * @padding0: Unused byte for padding.
+ * @padding1: Unused byte for padding.
+ * @padding2: Unused byte for padding.
+ */
+struct ipu3_uapi_awb_set_item {
+ unsigned char Gr_avg;
+ unsigned char R_avg;
+ unsigned char B_avg;
+ unsigned char Gb_avg;
+ unsigned char sat_ratio;
+ unsigned char padding0;
+ unsigned char padding1;
+ unsigned char padding2;
+} __attribute__((packed));
+
/*
* The grid based data is divided into "slices" called set, each slice of setX
* refers to ipu3_uapi_grid_config width * height_per_slice.
*/
#define IPU3_UAPI_AWB_MAX_SETS 60
/* Based on grid size 80 * 60 and cell size 16 x 16 */
-#define IPU3_UAPI_AWB_SET_SIZE 1280
-#define IPU3_UAPI_AWB_MD_ITEM_SIZE 8
+#define IPU3_UAPI_AWB_SET_SIZE 160
#define IPU3_UAPI_AWB_SPARE_FOR_BUBBLES \
- (IPU3_UAPI_MAX_BUBBLE_SIZE * IPU3_UAPI_MAX_STRIPES * \
- IPU3_UAPI_AWB_MD_ITEM_SIZE)
+ (IPU3_UAPI_MAX_BUBBLE_SIZE * IPU3_UAPI_MAX_STRIPES)
#define IPU3_UAPI_AWB_MAX_BUFFER_SIZE \
(IPU3_UAPI_AWB_MAX_SETS * \
(IPU3_UAPI_AWB_SET_SIZE + IPU3_UAPI_AWB_SPARE_FOR_BUBBLES))
@@ -82,7 +104,7 @@ struct ipu3_uapi_grid_config {
* the average values for each color channel.
*/
struct ipu3_uapi_awb_raw_buffer {
- __u8 meta_data[IPU3_UAPI_AWB_MAX_BUFFER_SIZE]
+ struct ipu3_uapi_awb_set_item meta_data[IPU3_UAPI_AWB_MAX_BUFFER_SIZE]
__attribute__((aligned(32)));
} __attribute__((packed));