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media: i2c: sc2310 support get channel info

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Signed-off-by: Zefa Chen <zefa.chen@rock-chips.com>
Change-Id: I66dd1df73e01de14632c27b081a23651c631f106
This commit is contained in:
Zefa Chen
2022-09-06 10:12:39 +08:00
committed by Tao Huang
parent 41030bf030
commit 47fa14b3ff
1 changed files with 32 additions and 0 deletions
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32
drivers/media/i2c/sc2310.c
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@@ -1074,11 +1074,23 @@ static int sc2310_set_hdrae(struct sc2310 *sc2310,
return 0;
}
static int sc2310_get_channel_info(struct sc2310 *sc2310, struct rkmodule_channel_info *ch_info)
{
if (ch_info->index < PAD0 || ch_info->index >= PAD_MAX)
return -EINVAL;
ch_info->vc = sc2310->cur_mode->vc[ch_info->index];
ch_info->width = sc2310->cur_mode->width;
ch_info->height = sc2310->cur_mode->height;
ch_info->bus_fmt = sc2310->cur_mode->bus_fmt;
return 0;
}
static long sc2310_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
{
struct sc2310 *sc2310 = to_sc2310(sd);
struct rkmodule_hdr_cfg *hdr_cfg;
const struct sc2310_mode *mode;
struct rkmodule_channel_info *ch_info;
long ret = 0;
u64 pixel_rate = 0;
u32 i, h, w, stream;
@@ -1148,6 +1160,10 @@ static long sc2310_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
ret = sc2310_write_reg(sc2310->client, SC2310_REG_CTRL_MODE,
SC2310_REG_VALUE_08BIT, SC2310_MODE_SW_STANDBY);
break;
case RKMODULE_GET_CHANNEL_INFO:
ch_info = (struct rkmodule_channel_info *)arg;
ret = sc2310_get_channel_info(sc2310, ch_info);
break;
default:
ret = -ENOIOCTLCMD;
break;
@@ -1165,6 +1181,7 @@ static long sc2310_compat_ioctl32(struct v4l2_subdev *sd,
struct rkmodule_awb_cfg *cfg;
struct rkmodule_hdr_cfg *hdr;
struct preisp_hdrae_exp_s *hdrae;
struct rkmodule_channel_info *ch_info;
long ret = 0;
u32 cg = 0;
u32 stream = 0;
@@ -1254,6 +1271,21 @@ static long sc2310_compat_ioctl32(struct v4l2_subdev *sd,
return -EFAULT;
ret = sc2310_ioctl(sd, cmd, &stream);
break;
case RKMODULE_GET_CHANNEL_INFO:
ch_info = kzalloc(sizeof(*ch_info), GFP_KERNEL);
if (!ch_info) {
ret = -ENOMEM;
return ret;
}
ret = sc2310_ioctl(sd, cmd, ch_info);
if (!ret) {
ret = copy_to_user(up, ch_info, sizeof(*ch_info));
if (ret)
ret = -EFAULT;
}
kfree(ch_info);
break;
default:
ret = -ENOIOCTLCMD;
break;