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media: rockchip: isp: add fpn function

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Change-Id: Ibe5424a6edcc7cf41859bdd7e51a76d17418cb8e
Signed-off-by: Cai YiWei <cyw@rock-chips.com>
This commit is contained in:
Cai YiWei 2024-09-14 10:53:39 +08:00
commit 7a96133c00
6 changed files with 132 additions and 1 deletions
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27
include/uapi/linux/rk-isp2-config.h
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@ -80,6 +80,9 @@
#define RKISP_CMD_GET_OFFLINE_RAW_BUFCNT \
_IOR('V', BASE_VIDIOC_PRIVATE + 22, int)
#define RKISP_CMD_SET_FPN \
_IOW('V', BASE_VIDIOC_PRIVATE + 25, struct rkisp_fpn_cfg)
/****************ISP VIDEO IOCTL******************************/
#define RKISP_CMD_GET_CSI_MEMORY_MODE \
@ -129,6 +132,7 @@
/* BASE_VIDIOC_PRIVATE + 115 for RKISP_CMD_GET_PARAMS_V39 */
/* BASE_VIDIOC_PRIVATE + 116 for RKISP_CMD_GET_PARAMS_V33 */
/* BASE_VIDIOC_PRIVATE + 117 for RKISP_CMD_SET_QUICK_STREAM */
/**********************EVENT_PRIVATE***************************/
#define RKISP_V4L2_EVENT_AIISP_LINECNT (V4L2_EVENT_PRIVATE_START + 1)
@ -349,6 +353,29 @@ struct isp2x_mesh_head {
__u32 data_oft;
} __attribute__ ((packed));
enum {
RKISP_FPN_DATA_SHIFT_0 = 0,
RKISP_FPN_DATA_SHIFT_1,
RKISP_FPN_DATA_SHIFT_2,
RKISP_FPN_DATA_SHIFT_3,
};
/* struct rkisp_aiisp_cfg
* en: enable fpn function
* row_en: row fpn mode other column fpn
* data_shift: fpn data shift, 4bits of 7bits calculate fpn data
* buf_size: buf size: row_en ? height : width
* buf: fpn data, two row or two column fpn data, 4bit one fpn data
*/
struct rkisp_fpn_cfg {
char en;
char row_en;
char data_shift;
char reserved;
int buf_size;
void *buf;
} __attribute__ ((packed));
#define RKISP_AIISP_WR_LINECNT_ID 0
#define RKISP_AIISP_RD_LINECNT_ID 1
struct rkisp_aiisp_ev_info {