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media: i2c: alvium: store frame interval in subdev state

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Use the newly added storage for frame interval in the subdev state to
simplify the driver.

Signed-off-by: Tommaso Merciai <tomm.merciai@gmail.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
This commit is contained in:
Tommaso Merciai 2023-12-20 13:40:22 +01:00 committed by Hans Verkuil
parent d0d487582f
commit d95d9c2c93
2 changed files with 15 additions and 34 deletions
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48
drivers/media/i2c/alvium-csi2.c
View file

@ -1641,25 +1641,6 @@ static int alvium_hw_init(struct alvium_dev *alvium)
}
/* --------------- Subdev Operations --------------- */
static int alvium_g_frame_interval(struct v4l2_subdev *sd,
struct v4l2_subdev_state *sd_state,
struct v4l2_subdev_frame_interval *fi)
{
struct alvium_dev *alvium = sd_to_alvium(sd);
/*
* FIXME: Implement support for V4L2_SUBDEV_FORMAT_TRY, using the V4L2
* subdev active state API.
*/
if (fi->which != V4L2_SUBDEV_FORMAT_ACTIVE)
return -EINVAL;
fi->interval = alvium->frame_interval;
return 0;
}
static int alvium_s_frame_interval(struct v4l2_subdev *sd,
struct v4l2_subdev_state *sd_state,
struct v4l2_subdev_frame_interval *fi)
@ -1667,15 +1648,9 @@ static int alvium_s_frame_interval(struct v4l2_subdev *sd,
struct alvium_dev *alvium = sd_to_alvium(sd);
struct device *dev = &alvium->i2c_client->dev;
u64 req_fr, dft_fr, min_fr, max_fr;
struct v4l2_fract *interval;
int ret;
/*
* FIXME: Implement support for V4L2_SUBDEV_FORMAT_TRY, using the V4L2
* subdev active state API.
*/
if (fi->which != V4L2_SUBDEV_FORMAT_ACTIVE)
return -EINVAL;
if (alvium->streaming)
return -EBUSY;
@ -1699,8 +1674,13 @@ static int alvium_s_frame_interval(struct v4l2_subdev *sd,
if (req_fr >= max_fr && req_fr <= min_fr)
req_fr = dft_fr;
alvium->frame_interval.numerator = fi->interval.numerator;
alvium->frame_interval.denominator = fi->interval.denominator;
interval = v4l2_subdev_state_get_interval(sd_state, 0);
interval->numerator = fi->interval.numerator;
interval->denominator = fi->interval.denominator;
if (fi->which != V4L2_SUBDEV_FORMAT_ACTIVE)
return 0;
return alvium_set_frame_rate(alvium, req_fr);
}
@ -1850,6 +1830,7 @@ static int alvium_init_state(struct v4l2_subdev *sd,
{
struct alvium_dev *alvium = sd_to_alvium(sd);
struct alvium_mode *mode = &alvium->mode;
struct v4l2_fract *interval;
struct v4l2_subdev_format sd_fmt = {
.which = V4L2_SUBDEV_FORMAT_TRY,
.format = alvium_csi2_default_fmt,
@ -1867,6 +1848,11 @@ static int alvium_init_state(struct v4l2_subdev *sd,
*v4l2_subdev_state_get_crop(state, 0) = sd_crop.rect;
*v4l2_subdev_state_get_format(state, 0) = sd_fmt.format;
/* Setup initial frame interval*/
interval = v4l2_subdev_state_get_interval(state, 0);
interval->numerator = 1;
interval->denominator = ALVIUM_DEFAULT_FR_HZ;
return 0;
}
@ -2236,7 +2222,7 @@ static const struct v4l2_subdev_pad_ops alvium_pad_ops = {
.set_fmt = alvium_set_fmt,
.get_selection = alvium_get_selection,
.set_selection = alvium_set_selection,
.get_frame_interval = alvium_g_frame_interval,
.get_frame_interval = v4l2_subdev_get_frame_interval,
.set_frame_interval = alvium_s_frame_interval,
};
@ -2257,10 +2243,6 @@ static int alvium_subdev_init(struct alvium_dev *alvium)
struct v4l2_subdev *sd = &alvium->sd;
int ret;
/* Setup initial frame interval*/
alvium->frame_interval.numerator = 1;
alvium->frame_interval.denominator = ALVIUM_DEFAULT_FR_HZ;
/* Setup the initial mode */
alvium->mode.fmt = alvium_csi2_default_fmt;
alvium->mode.width = alvium_csi2_default_fmt.width;

1
drivers/media/i2c/alvium-csi2.h
View file

@ -442,7 +442,6 @@ struct alvium_dev {
s32 inc_sharp;
struct alvium_mode mode;
struct v4l2_fract frame_interval;
u8 h_sup_csi_lanes;
u64 link_freq;