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Add ISP control for video2 and video3.

Browse source 
Signed-off-by: zejian.su <zejian.su@starfivetech.com>
This commit is contained in:
zejian.su 2023-10-30 16:09:58 +08:00 • committed by Hal Feng
parent 44f4b97811
commit cb7cf3eb97
2 changed files with 69 additions and 0 deletions
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46
drivers/media/platform/starfive/v4l2_driver/stf_isp.c
View file

@ -725,6 +725,24 @@ static int isp_set_ctrl_sc(struct stf_isp_dev *isp_dev, const void * value)
return 0;
}
static int isp_set_ctrl_outss(struct stf_isp_dev *isp_dev, const void * value)
{
const struct jh7110_isp_outss_setting * setting = (const struct jh7110_isp_outss_setting *)value;
struct stf_vin_dev *vin = isp_dev->stfcamss->vin;
void __iomem *ispbase = vin->isp_base;
u32 reg_addr = !setting->which ? 0xa9c : 0xab4;
if(!setting->stride)
return 0;
// Output Image Stride Register, 8-byte(64bit) granularity.
reg_write(ispbase, reg_addr, setting->stride);
reg_write(ispbase, reg_addr + 4, ((setting->hsm << 16) | (setting->hsm & 0x3)));
reg_write(ispbase, reg_addr + 8, ((setting->vsm << 16) | (setting->vsm & 0x3)));
return 0;
}
static int isp_s_ctrl(struct v4l2_ctrl *ctrl)
{
struct v4l2_subdev *sd = ctrl_to_sd(ctrl);
@ -822,6 +840,10 @@ static int isp_s_ctrl(struct v4l2_ctrl *ctrl)
case V4L2_CID_USER_JH7110_ISP_STAT_SETTING:
ret = isp_set_ctrl_sc(isp_dev, ctrl->p_new.p_u8);
break;
case V4L2_CID_USER_JH7110_ISP_OUTSS0_SETTING:
case V4L2_CID_USER_JH7110_ISP_OUTSS1_SETTING:
ret = isp_set_ctrl_outss(isp_dev, ctrl->p_new.p_u8);
break;
default:
ret = -EINVAL;
break;
@ -1028,6 +1050,30 @@ struct v4l2_ctrl_config isp_ctrl[] = {
.dims[0] = sizeof(struct jh7110_isp_sc_setting),
.flags = 0,
},
[16] = {
.ops = &isp_ctrl_ops,
.type = V4L2_CTRL_TYPE_U8,
.def = 0,
.min = 0x00,
.max = 0xff,
.step = 1,
.name = "OUTSS Setting",
.id = V4L2_CID_USER_JH7110_ISP_OUTSS0_SETTING,
.dims[0] = sizeof(struct jh7110_isp_outss_setting),
.flags = 0,
},
[17] = {
.ops = &isp_ctrl_ops,
.type = V4L2_CTRL_TYPE_U8,
.def = 0,
.min = 0x00,
.max = 0xff,
.step = 1,
.name = "OUTSS Setting",
.id = V4L2_CID_USER_JH7110_ISP_OUTSS1_SETTING,
.dims[0] = sizeof(struct jh7110_isp_outss_setting),
.flags = 0,
},
};
static int isp_init_controls(struct stf_isp_dev *isp_dev)

23
include/uapi/linux/jh7110-isp.h
View file

@ -49,6 +49,10 @@
(V4L2_CID_USER_JH7110_ISP_BASE + 0x000f)
#define V4L2_CID_USER_JH7110_ISP_STAT_SETTING \
(V4L2_CID_USER_JH7110_ISP_BASE + 0x0010)
#define V4L2_CID_USER_JH7110_ISP_OUTSS0_SETTING \
(V4L2_CID_USER_JH7110_ISP_BASE + 0x0011)
#define V4L2_CID_USER_JH7110_ISP_OUTSS1_SETTING \
(V4L2_CID_USER_JH7110_ISP_BASE + 0x0012)
struct jh7110_isp_wb_gain {
__u16 gain_r;
@ -325,4 +329,23 @@ struct jh7110_isp_sc_setting {
struct jh7110_isp_sc_awb_config awb_config;
};
struct jh7110_isp_outss_setting {
__u8 which;
__u16 stride; // Output Image Stride Register, 8-byte(64bit) granularity.
__u8 hsm; // horizontal scale mode
__u32 hsf; // horizontal scale factor (time 4096)
__u8 vsm; // vertical scale mode
__u32 vsf; // vertical scale factor (time 4096)
};
struct jh7110_isp_sc_buffer {
__u32 y_histogram[64];
__u32 reserv0[33];
__u32 bright_sc[4096];
__u32 reserv1[96];
__u32 ae_hist_y[128];
__u32 reserv2[511];
__u16 flag;
};
#endif