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media: i2c: imx415: add get channel info ioctl

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For now, new vicap needs this ioctl to obtain channel info.

Change-Id: Ib19345924aa5492b1d999b60cf9fe59faecb6c8e
Signed-off-by: Shunqian Zheng <zhengsq@rock-chips.com>
This commit is contained in:
Shunqian Zheng
2021-11-16 21:42:28 +08:00
committed by Tao Huang
parent 58461615ac
commit 9b51091d77
1 changed files with 35 additions and 0 deletions
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35
drivers/media/i2c/imx415.c
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@@ -761,6 +761,7 @@ static const struct imx415_mode supported_modes[] = {
.hdr_mode = NO_HDR,
.mipi_freq_idx = 1,
.bpp = 10,
.vc[PAD0] = V4L2_MBUS_CSI2_CHANNEL_0,
},
{
.bus_fmt = MEDIA_BUS_FMT_SGBRG10_1X10,
@@ -854,6 +855,7 @@ static const struct imx415_mode supported_modes[] = {
.hdr_mode = NO_HDR,
.mipi_freq_idx = 1,
.bpp = 12,
.vc[PAD0] = V4L2_MBUS_CSI2_CHANNEL_0,
},
{
.bus_fmt = MEDIA_BUS_FMT_SGBRG12_1X12,
@@ -921,6 +923,7 @@ static const struct imx415_mode supported_modes[] = {
.hdr_mode = NO_HDR,
.mipi_freq_idx = 0,
.bpp = 12,
.vc[PAD0] = V4L2_MBUS_CSI2_CHANNEL_0,
},
{
.bus_fmt = MEDIA_BUS_FMT_SGBRG12_1X12,
@@ -1642,10 +1645,22 @@ static int imx415_set_hdrae(struct imx415 *imx415,
return ret;
}
static int imx415_get_channel_info(struct imx415 *imx415, struct rkmodule_channel_info *ch_info)
{
if (ch_info->index < PAD0 || ch_info->index >= PAD_MAX)
return -EINVAL;
ch_info->vc = imx415->cur_mode->vc[ch_info->index];
ch_info->width = imx415->cur_mode->width;
ch_info->height = imx415->cur_mode->height;
ch_info->bus_fmt = imx415->cur_mode->bus_fmt;
return 0;
}
static long imx415_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
{
struct imx415 *imx415 = to_imx415(sd);
struct rkmodule_hdr_cfg *hdr;
struct rkmodule_channel_info *ch_info;
u32 i, h, w, stream;
long ret = 0;
const struct imx415_mode *mode;
@@ -1725,6 +1740,10 @@ static long imx415_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
else
*((u32 *)arg) = BRL_BINNING;
break;
case RKMODULE_GET_CHANNEL_INFO:
ch_info = (struct rkmodule_channel_info *)arg;
ret = imx415_get_channel_info(imx415, ch_info);
break;
default:
ret = -ENOIOCTLCMD;
break;
@@ -1742,6 +1761,7 @@ static long imx415_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;
u32 brl = 0;
@@ -1833,6 +1853,21 @@ static long imx415_compat_ioctl32(struct v4l2_subdev *sd,
return -EFAULT;
}
break;
case RKMODULE_GET_CHANNEL_INFO:
ch_info = kzalloc(sizeof(*ch_info), GFP_KERNEL);
if (!ch_info) {
ret = -ENOMEM;
return ret;
}
ret = imx415_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;