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media: i2c: sc301iot support get channel info

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Signed-off-by: Zefa Chen <zefa.chen@rock-chips.com>
Change-Id: Ida660f06b64b68f3508dd77dfea7e6aec8ba9c3b
This commit is contained in:
Zefa Chen
2022-09-06 10:29:11 +08:00
committed by Tao Huang
parent 1f6d411d70
commit 442572f3ca
1 changed files with 33 additions and 0 deletions
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33
drivers/media/i2c/sc301iot.c
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@@ -1306,10 +1306,23 @@ static void SC301IOT_get_module_inf(struct SC301IOT *SC301IOT,
strscpy(inf->base.lens, SC301IOT->len_name, sizeof(inf->base.lens));
}
static int SC301IOT_get_channel_info(struct SC301IOT *SC301IOT,
struct rkmodule_channel_info *ch_info)
{
if (ch_info->index < PAD0 || ch_info->index >= PAD_MAX)
return -EINVAL;
ch_info->vc = SC301IOT->cur_mode->vc[ch_info->index];
ch_info->width = SC301IOT->cur_mode->width;
ch_info->height = SC301IOT->cur_mode->height;
ch_info->bus_fmt = SC301IOT->cur_mode->bus_fmt;
return 0;
}
static long SC301IOT_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
{
struct SC301IOT *SC301IOT = to_SC301IOT(sd);
struct rkmodule_hdr_cfg *hdr;
struct rkmodule_channel_info *ch_info;
u32 i, h, w;
long ret = 0;
u32 stream = 0;
@@ -1376,6 +1389,10 @@ static long SC301IOT_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
SC301IOT->sync_mode = sync_mode;
dev_info(&SC301IOT->client->dev, "sync_mode = [%u]\n", SC301IOT->sync_mode);
break;
case RKMODULE_GET_CHANNEL_INFO:
ch_info = (struct rkmodule_channel_info *)arg;
ret = SC301IOT_get_channel_info(SC301IOT, ch_info);
break;
default:
ret = -ENOIOCTLCMD;
break;
@@ -1393,6 +1410,7 @@ static long SC301IOT_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;
u32 stream = 0;
@@ -1473,6 +1491,21 @@ static long SC301IOT_compat_ioctl32(struct v4l2_subdev *sd,
return -EFAULT;
ret = SC301IOT_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 = SC301IOT_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;