From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from galahad.ideasonboard.com ([185.26.127.97]:40677 "EHLO galahad.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752742AbcCYKpI (ORCPT ); Fri, 25 Mar 2016 06:45:08 -0400 From: Laurent Pinchart To: linux-media@vger.kernel.org Cc: linux-renesas-soc@vger.kernel.org Subject: [PATCH v2 44/54] v4l: vsp1: Factorize frame size enumeration code Date: Fri, 25 Mar 2016 12:44:18 +0200 Message-Id: <1458902668-1141-45-git-send-email-laurent.pinchart+renesas@ideasonboard.com> In-Reply-To: <1458902668-1141-1-git-send-email-laurent.pinchart+renesas@ideasonboard.com> References: <1458902668-1141-1-git-send-email-laurent.pinchart+renesas@ideasonboard.com> Sender: linux-media-owner@vger.kernel.org List-ID: Most of the entities can't perform scaling and implement the same frame size enumeration function. Factorize the code into a single implementation. Signed-off-by: Laurent Pinchart --- drivers/media/platform/vsp1/vsp1_entity.c | 52 +++++++++++++++++++++++++++++++ drivers/media/platform/vsp1/vsp1_entity.h | 5 +++ drivers/media/platform/vsp1/vsp1_hsit.c | 32 ++----------------- drivers/media/platform/vsp1/vsp1_lif.c | 29 ++--------------- drivers/media/platform/vsp1/vsp1_lut.c | 32 ++----------------- drivers/media/platform/vsp1/vsp1_rwpf.c | 30 ++---------------- 6 files changed, 69 insertions(+), 111 deletions(-) diff --git a/drivers/media/platform/vsp1/vsp1_entity.c b/drivers/media/platform/vsp1/vsp1_entity.c index b347442bc662..01a2e9958494 100644 --- a/drivers/media/platform/vsp1/vsp1_entity.c +++ b/drivers/media/platform/vsp1/vsp1_entity.c @@ -187,6 +187,58 @@ int vsp1_subdev_enum_mbus_code(struct v4l2_subdev *subdev, return 0; } +/* + * vsp1_subdev_enum_frame_size - Subdev pad enum_frame_size handler + * @subdev: V4L2 subdevice + * @cfg: V4L2 subdev pad configuration + * @fse: Frame size enumeration + * @min_width: Minimum image width + * @min_height: Minimum image height + * @max_width: Maximum image width + * @max_height: Maximum image height + * + * This function implements the subdev enum_frame_size pad operation for + * entities that do not support scaling or cropping. It reports the given + * minimum and maximum frame width and height on the sink pad, and a fixed + * source pad size identical to the sink pad. + */ +int vsp1_subdev_enum_frame_size(struct v4l2_subdev *subdev, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_frame_size_enum *fse, + unsigned int min_width, unsigned int min_height, + unsigned int max_width, unsigned int max_height) +{ + struct vsp1_entity *entity = to_vsp1_entity(subdev); + struct v4l2_subdev_pad_config *config; + struct v4l2_mbus_framefmt *format; + + config = vsp1_entity_get_pad_config(entity, cfg, fse->which); + if (!config) + return -EINVAL; + + format = vsp1_entity_get_pad_format(entity, config, fse->pad); + + if (fse->index || fse->code != format->code) + return -EINVAL; + + if (fse->pad == 0) { + fse->min_width = min_width; + fse->max_width = max_width; + fse->min_height = min_height; + fse->max_height = max_height; + } else { + /* The size on the source pad are fixed and always identical to + * the size on the sink pad. + */ + fse->min_width = format->width; + fse->max_width = format->width; + fse->min_height = format->height; + fse->max_height = format->height; + } + + return 0; +} + /* ----------------------------------------------------------------------------- * Media Operations */ diff --git a/drivers/media/platform/vsp1/vsp1_entity.h b/drivers/media/platform/vsp1/vsp1_entity.h index fbde42256522..130a919052d4 100644 --- a/drivers/media/platform/vsp1/vsp1_entity.h +++ b/drivers/media/platform/vsp1/vsp1_entity.h @@ -134,5 +134,10 @@ int vsp1_subdev_enum_mbus_code(struct v4l2_subdev *subdev, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_mbus_code_enum *code, const unsigned int *codes, unsigned int ncodes); +int vsp1_subdev_enum_frame_size(struct v4l2_subdev *subdev, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_frame_size_enum *fse, + unsigned int min_w, unsigned int min_h, + unsigned int max_w, unsigned int max_h); #endif /* __VSP1_ENTITY_H__ */ diff --git a/drivers/media/platform/vsp1/vsp1_hsit.c b/drivers/media/platform/vsp1/vsp1_hsit.c index af810eb1fdb0..da0b2d9ac39d 100644 --- a/drivers/media/platform/vsp1/vsp1_hsit.c +++ b/drivers/media/platform/vsp1/vsp1_hsit.c @@ -59,35 +59,9 @@ static int hsit_enum_frame_size(struct v4l2_subdev *subdev, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_frame_size_enum *fse) { - struct vsp1_hsit *hsit = to_hsit(subdev); - struct v4l2_subdev_pad_config *config; - struct v4l2_mbus_framefmt *format; - - config = vsp1_entity_get_pad_config(&hsit->entity, cfg, fse->which); - if (!config) - return -EINVAL; - - format = vsp1_entity_get_pad_format(&hsit->entity, config, fse->pad); - - if (fse->index || fse->code != format->code) - return -EINVAL; - - if (fse->pad == HSIT_PAD_SINK) { - fse->min_width = HSIT_MIN_SIZE; - fse->max_width = HSIT_MAX_SIZE; - fse->min_height = HSIT_MIN_SIZE; - fse->max_height = HSIT_MAX_SIZE; - } else { - /* The size on the source pad are fixed and always identical to - * the size on the sink pad. - */ - fse->min_width = format->width; - fse->max_width = format->width; - fse->min_height = format->height; - fse->max_height = format->height; - } - - return 0; + return vsp1_subdev_enum_frame_size(subdev, cfg, fse, HSIT_MIN_SIZE, + HSIT_MIN_SIZE, HSIT_MAX_SIZE, + HSIT_MAX_SIZE); } static int hsit_set_format(struct v4l2_subdev *subdev, diff --git a/drivers/media/platform/vsp1/vsp1_lif.c b/drivers/media/platform/vsp1/vsp1_lif.c index ded4c5a87d4c..d1d52a25c15b 100644 --- a/drivers/media/platform/vsp1/vsp1_lif.c +++ b/drivers/media/platform/vsp1/vsp1_lif.c @@ -54,32 +54,9 @@ static int lif_enum_frame_size(struct v4l2_subdev *subdev, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_frame_size_enum *fse) { - struct vsp1_lif *lif = to_lif(subdev); - struct v4l2_subdev_pad_config *config; - struct v4l2_mbus_framefmt *format; - - config = vsp1_entity_get_pad_config(&lif->entity, cfg, fse->which); - if (!config) - return -EINVAL; - - format = vsp1_entity_get_pad_format(&lif->entity, config, LIF_PAD_SINK); - - if (fse->index || fse->code != format->code) - return -EINVAL; - - if (fse->pad == LIF_PAD_SINK) { - fse->min_width = LIF_MIN_SIZE; - fse->max_width = LIF_MAX_SIZE; - fse->min_height = LIF_MIN_SIZE; - fse->max_height = LIF_MAX_SIZE; - } else { - fse->min_width = format->width; - fse->max_width = format->width; - fse->min_height = format->height; - fse->max_height = format->height; - } - - return 0; + return vsp1_subdev_enum_frame_size(subdev, cfg, fse, LIF_MIN_SIZE, + LIF_MIN_SIZE, LIF_MAX_SIZE, + LIF_MAX_SIZE); } static int lif_set_format(struct v4l2_subdev *subdev, diff --git a/drivers/media/platform/vsp1/vsp1_lut.c b/drivers/media/platform/vsp1/vsp1_lut.c index 781ea99abccf..875937681850 100644 --- a/drivers/media/platform/vsp1/vsp1_lut.c +++ b/drivers/media/platform/vsp1/vsp1_lut.c @@ -80,35 +80,9 @@ static int lut_enum_frame_size(struct v4l2_subdev *subdev, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_frame_size_enum *fse) { - struct vsp1_lut *lut = to_lut(subdev); - struct v4l2_subdev_pad_config *config; - struct v4l2_mbus_framefmt *format; - - config = vsp1_entity_get_pad_config(&lut->entity, cfg, fse->which); - if (!config) - return -EINVAL; - - format = vsp1_entity_get_pad_format(&lut->entity, config, fse->pad); - - if (fse->index || fse->code != format->code) - return -EINVAL; - - if (fse->pad == LUT_PAD_SINK) { - fse->min_width = LUT_MIN_SIZE; - fse->max_width = LUT_MAX_SIZE; - fse->min_height = LUT_MIN_SIZE; - fse->max_height = LUT_MAX_SIZE; - } else { - /* The size on the source pad are fixed and always identical to - * the size on the sink pad. - */ - fse->min_width = format->width; - fse->max_width = format->width; - fse->min_height = format->height; - fse->max_height = format->height; - } - - return 0; + return vsp1_subdev_enum_frame_size(subdev, cfg, fse, LUT_MIN_SIZE, + LUT_MIN_SIZE, LUT_MAX_SIZE, + LUT_MAX_SIZE); } static int lut_set_format(struct v4l2_subdev *subdev, diff --git a/drivers/media/platform/vsp1/vsp1_rwpf.c b/drivers/media/platform/vsp1/vsp1_rwpf.c index 64d649a1bcf5..3b6e032e7806 100644 --- a/drivers/media/platform/vsp1/vsp1_rwpf.c +++ b/drivers/media/platform/vsp1/vsp1_rwpf.c @@ -53,34 +53,10 @@ static int vsp1_rwpf_enum_frame_size(struct v4l2_subdev *subdev, struct v4l2_subdev_frame_size_enum *fse) { struct vsp1_rwpf *rwpf = to_rwpf(subdev); - struct v4l2_subdev_pad_config *config; - struct v4l2_mbus_framefmt *format; - - config = vsp1_entity_get_pad_config(&rwpf->entity, cfg, fse->which); - if (!config) - return -EINVAL; - - format = vsp1_entity_get_pad_format(&rwpf->entity, config, fse->pad); - if (fse->index || fse->code != format->code) - return -EINVAL; - - if (fse->pad == RWPF_PAD_SINK) { - fse->min_width = RWPF_MIN_WIDTH; - fse->max_width = rwpf->max_width; - fse->min_height = RWPF_MIN_HEIGHT; - fse->max_height = rwpf->max_height; - } else { - /* The size on the source pad are fixed and always identical to - * the size on the sink pad. - */ - fse->min_width = format->width; - fse->max_width = format->width; - fse->min_height = format->height; - fse->max_height = format->height; - } - - return 0; + return vsp1_subdev_enum_frame_size(subdev, cfg, fse, RWPF_MIN_WIDTH, + RWPF_MIN_HEIGHT, rwpf->max_width, + rwpf->max_height); } static int vsp1_rwpf_set_format(struct v4l2_subdev *subdev, -- 2.7.3