diff mbox series

[v9,33/46] media: ccs: Compute binning configuration from sub-device state

Message ID 20240416193319.778192-34-sakari.ailus@linux.intel.com (mailing list archive)
State New
Headers show
Series Generic line based metadata support, internal pads | expand

Commit Message

Sakari Ailus April 16, 2024, 7:33 p.m. UTC 
Calculate binning configuration from sub-device state so the state related
configuration can be removed from the driver's device context struct.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
---
 drivers/media/i2c/ccs/ccs-core.c | 56 +++++++++++++++++++-------------
 drivers/media/i2c/ccs/ccs.h      |  3 --
 2 files changed, 33 insertions(+), 26 deletions(-)

Comments

Laurent Pinchart April 20, 2024, 9:19 a.m. UTC | #1 
Hi Sakari,

Thank you for the patch.

On Tue, Apr 16, 2024 at 10:33:06PM +0300, Sakari Ailus wrote:
> Calculate binning configuration from sub-device state so the state related
> configuration can be removed from the driver's device context struct.
> 
> Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

> ---
>  drivers/media/i2c/ccs/ccs-core.c | 56 +++++++++++++++++++-------------
>  drivers/media/i2c/ccs/ccs.h      |  3 --
>  2 files changed, 33 insertions(+), 26 deletions(-)
> 
> diff --git a/drivers/media/i2c/ccs/ccs-core.c b/drivers/media/i2c/ccs/ccs-core.c
> index f82f3ec37c7c..08e719d611fb 100644
> --- a/drivers/media/i2c/ccs/ccs-core.c
> +++ b/drivers/media/i2c/ccs/ccs-core.c
> @@ -511,13 +511,36 @@ static int ccs_pll_try(struct ccs_sensor *sensor, struct ccs_pll *pll)
>  	return ccs_pll_calculate(&client->dev, &lim, pll);
>  }
>  
> +static void
> +ccs_get_binning(struct ccs_sensor *sensor, u8 *binning_mode, u8 *binh, u8 *binv)
> +{
> +	struct v4l2_subdev_state *state =
> +		v4l2_subdev_get_locked_active_state(&sensor->binner->sd);
> +	const struct v4l2_rect *sink_crop =
> +		v4l2_subdev_state_get_crop(state, CCS_PAD_SINK,
> +					   CCS_STREAM_PIXEL);
> +	const struct v4l2_rect *sink_comp =
> +		v4l2_subdev_state_get_compose(state, CCS_PAD_SINK,
> +					      CCS_STREAM_PIXEL);
> +
> +	if (binning_mode)
> +		*binning_mode =	sink_crop->width == sink_comp->width &&
> +				sink_crop->height == sink_comp->height ? 0 : 1;
> +
> +	*binh = sink_crop->width / sink_comp->width;
> +	*binv = sink_crop->height / sink_comp->height;
> +}
> +
>  static int ccs_pll_update(struct ccs_sensor *sensor)
>  {
>  	struct ccs_pll *pll = &sensor->pll;
> +	u8 binh, binv;
>  	int rval;
>  
> -	pll->binning_horizontal = sensor->binning_horizontal;
> -	pll->binning_vertical = sensor->binning_vertical;
> +	ccs_get_binning(sensor, NULL, &binh, &binv);
> +
> +	pll->binning_horizontal = binh;
> +	pll->binning_vertical = binv;
>  	pll->link_freq =
>  		sensor->link_freq->qmenu_int[sensor->link_freq->val];
>  	pll->scale_m = sensor->scale_m;
> @@ -1241,8 +1264,11 @@ static void ccs_update_blanking(struct ccs_sensor *sensor,
>  	struct v4l2_ctrl *hblank = sensor->hblank;
>  	u16 min_fll, max_fll, min_llp, max_llp, min_lbp;
>  	int min, max;
> +	u8 binh, binv;
> +
> +	ccs_get_binning(sensor, NULL, &binh, &binv);
>  
> -	if (sensor->binning_vertical > 1 || sensor->binning_horizontal > 1) {
> +	if (binv > 1 || binh > 1) {
>  		min_fll = CCS_LIM(sensor, MIN_FRAME_LENGTH_LINES_BIN);
>  		max_fll = CCS_LIM(sensor, MAX_FRAME_LENGTH_LINES_BIN);
>  		min_llp = CCS_LIM(sensor, MIN_LINE_LENGTH_PCK_BIN);
> @@ -1814,7 +1840,7 @@ static int ccs_enable_streams(struct v4l2_subdev *subdev,
>  		v4l2_subdev_state_get_crop(src_state, CCS_PAD_SRC,
>  					   CCS_STREAM_PIXEL);
>  	struct i2c_client *client = v4l2_get_subdevdata(&sensor->src->sd);
> -	unsigned int binning_mode;
> +	u8 binning_mode, binh, binv;
>  	int rval;
>  
>  	if (pad != CCS_PAD_SRC)
> @@ -1836,19 +1862,12 @@ static int ccs_enable_streams(struct v4l2_subdev *subdev,
>  		goto err_pm_put;
>  
>  	/* Binning configuration */
> -	if (sensor->binning_horizontal == 1 &&
> -	    sensor->binning_vertical == 1) {
> -		binning_mode = 0;
> -	} else {
> -		u8 binning_type =
> -			(sensor->binning_horizontal << 4)
> -			| sensor->binning_vertical;
> +	ccs_get_binning(sensor,	&binning_mode, &binh, &binv);
>  
> -		rval = ccs_write(sensor, BINNING_TYPE, binning_type);
> +	if (binning_mode) {
> +		rval = ccs_write(sensor, BINNING_TYPE, (binh << 4) | binv);
>  		if (rval < 0)
>  			goto err_pm_put;
> -
> -		binning_mode = 1;
>  	}
>  	rval = ccs_write(sensor, BINNING_MODE, binning_mode);
>  	if (rval < 0)
> @@ -2254,9 +2273,6 @@ static void ccs_propagate(struct v4l2_subdev *subdev,
>  				sensor->scale_m = CCS_LIM(sensor, SCALER_N_MIN);
>  				sensor->scaling_mode =
>  					CCS_SCALING_MODE_NO_SCALING;
> -			} else if (ssd == sensor->binner) {
> -				sensor->binning_horizontal = 1;
> -				sensor->binning_vertical = 1;
>  			}
>  		}
>  		fallthrough;
> @@ -2530,10 +2546,6 @@ static void ccs_set_compose_binner(struct v4l2_subdev *subdev,
>  			best = this;
>  		}
>  	}
> -	if (sel->which == V4L2_SUBDEV_FORMAT_ACTIVE) {
> -		sensor->binning_vertical = binv;
> -		sensor->binning_horizontal = binh;
> -	}
>  
>  	sel->r.width = (sink_crop->width / binh) & ~1;
>  	sel->r.height = (sink_crop->height / binv) & ~1;
> @@ -3715,8 +3727,6 @@ static int ccs_probe(struct i2c_client *client)
>  				sensor->binning_subtypes[i].vertical);
>  		}
>  	}
> -	sensor->binning_horizontal = 1;
> -	sensor->binning_vertical = 1;
>  
>  	if (device_create_file(&client->dev, &dev_attr_ident) != 0) {
>  		dev_err(&client->dev, "sysfs ident entry creation failed\n");
> diff --git a/drivers/media/i2c/ccs/ccs.h b/drivers/media/i2c/ccs/ccs.h
> index dcca3f88ea67..aadbd4302607 100644
> --- a/drivers/media/i2c/ccs/ccs.h
> +++ b/drivers/media/i2c/ccs/ccs.h
> @@ -237,9 +237,6 @@ struct ccs_sensor {
>  	u32 embedded_mbus_code;
>  	u8 emb_data_ctrl;
>  
> -	u8 binning_horizontal;
> -	u8 binning_vertical;
> -
>  	u8 scale_m;
>  	u8 scaling_mode;
>
diff mbox series

Patch

diff --git a/drivers/media/i2c/ccs/ccs-core.c b/drivers/media/i2c/ccs/ccs-core.c
index f82f3ec37c7c..08e719d611fb 100644
--- a/drivers/media/i2c/ccs/ccs-core.c
+++ b/drivers/media/i2c/ccs/ccs-core.c
@@ -511,13 +511,36 @@  static int ccs_pll_try(struct ccs_sensor *sensor, struct ccs_pll *pll)
 	return ccs_pll_calculate(&client->dev, &lim, pll);
 }
 
+static void
+ccs_get_binning(struct ccs_sensor *sensor, u8 *binning_mode, u8 *binh, u8 *binv)
+{
+	struct v4l2_subdev_state *state =
+		v4l2_subdev_get_locked_active_state(&sensor->binner->sd);
+	const struct v4l2_rect *sink_crop =
+		v4l2_subdev_state_get_crop(state, CCS_PAD_SINK,
+					   CCS_STREAM_PIXEL);
+	const struct v4l2_rect *sink_comp =
+		v4l2_subdev_state_get_compose(state, CCS_PAD_SINK,
+					      CCS_STREAM_PIXEL);
+
+	if (binning_mode)
+		*binning_mode =	sink_crop->width == sink_comp->width &&
+				sink_crop->height == sink_comp->height ? 0 : 1;
+
+	*binh = sink_crop->width / sink_comp->width;
+	*binv = sink_crop->height / sink_comp->height;
+}
+
 static int ccs_pll_update(struct ccs_sensor *sensor)
 {
 	struct ccs_pll *pll = &sensor->pll;
+	u8 binh, binv;
 	int rval;
 
-	pll->binning_horizontal = sensor->binning_horizontal;
-	pll->binning_vertical = sensor->binning_vertical;
+	ccs_get_binning(sensor, NULL, &binh, &binv);
+
+	pll->binning_horizontal = binh;
+	pll->binning_vertical = binv;
 	pll->link_freq =
 		sensor->link_freq->qmenu_int[sensor->link_freq->val];
 	pll->scale_m = sensor->scale_m;
@@ -1241,8 +1264,11 @@  static void ccs_update_blanking(struct ccs_sensor *sensor,
 	struct v4l2_ctrl *hblank = sensor->hblank;
 	u16 min_fll, max_fll, min_llp, max_llp, min_lbp;
 	int min, max;
+	u8 binh, binv;
+
+	ccs_get_binning(sensor, NULL, &binh, &binv);
 
-	if (sensor->binning_vertical > 1 || sensor->binning_horizontal > 1) {
+	if (binv > 1 || binh > 1) {
 		min_fll = CCS_LIM(sensor, MIN_FRAME_LENGTH_LINES_BIN);
 		max_fll = CCS_LIM(sensor, MAX_FRAME_LENGTH_LINES_BIN);
 		min_llp = CCS_LIM(sensor, MIN_LINE_LENGTH_PCK_BIN);
@@ -1814,7 +1840,7 @@  static int ccs_enable_streams(struct v4l2_subdev *subdev,
 		v4l2_subdev_state_get_crop(src_state, CCS_PAD_SRC,
 					   CCS_STREAM_PIXEL);
 	struct i2c_client *client = v4l2_get_subdevdata(&sensor->src->sd);
-	unsigned int binning_mode;
+	u8 binning_mode, binh, binv;
 	int rval;
 
 	if (pad != CCS_PAD_SRC)
@@ -1836,19 +1862,12 @@  static int ccs_enable_streams(struct v4l2_subdev *subdev,
 		goto err_pm_put;
 
 	/* Binning configuration */
-	if (sensor->binning_horizontal == 1 &&
-	    sensor->binning_vertical == 1) {
-		binning_mode = 0;
-	} else {
-		u8 binning_type =
-			(sensor->binning_horizontal << 4)
-			| sensor->binning_vertical;
+	ccs_get_binning(sensor,	&binning_mode, &binh, &binv);
 
-		rval = ccs_write(sensor, BINNING_TYPE, binning_type);
+	if (binning_mode) {
+		rval = ccs_write(sensor, BINNING_TYPE, (binh << 4) | binv);
 		if (rval < 0)
 			goto err_pm_put;
-
-		binning_mode = 1;
 	}
 	rval = ccs_write(sensor, BINNING_MODE, binning_mode);
 	if (rval < 0)
@@ -2254,9 +2273,6 @@  static void ccs_propagate(struct v4l2_subdev *subdev,
 				sensor->scale_m = CCS_LIM(sensor, SCALER_N_MIN);
 				sensor->scaling_mode =
 					CCS_SCALING_MODE_NO_SCALING;
-			} else if (ssd == sensor->binner) {
-				sensor->binning_horizontal = 1;
-				sensor->binning_vertical = 1;
 			}
 		}
 		fallthrough;
@@ -2530,10 +2546,6 @@  static void ccs_set_compose_binner(struct v4l2_subdev *subdev,
 			best = this;
 		}
 	}
-	if (sel->which == V4L2_SUBDEV_FORMAT_ACTIVE) {
-		sensor->binning_vertical = binv;
-		sensor->binning_horizontal = binh;
-	}
 
 	sel->r.width = (sink_crop->width / binh) & ~1;
 	sel->r.height = (sink_crop->height / binv) & ~1;
@@ -3715,8 +3727,6 @@  static int ccs_probe(struct i2c_client *client)
 				sensor->binning_subtypes[i].vertical);
 		}
 	}
-	sensor->binning_horizontal = 1;
-	sensor->binning_vertical = 1;
 
 	if (device_create_file(&client->dev, &dev_attr_ident) != 0) {
 		dev_err(&client->dev, "sysfs ident entry creation failed\n");
diff --git a/drivers/media/i2c/ccs/ccs.h b/drivers/media/i2c/ccs/ccs.h
index dcca3f88ea67..aadbd4302607 100644
--- a/drivers/media/i2c/ccs/ccs.h
+++ b/drivers/media/i2c/ccs/ccs.h
@@ -237,9 +237,6 @@  struct ccs_sensor {
 	u32 embedded_mbus_code;
 	u8 emb_data_ctrl;
 
-	u8 binning_horizontal;
-	u8 binning_vertical;
-
 	u8 scale_m;
 	u8 scaling_mode;