From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: "Niklas Söderlund" <niklas.soderlund+renesas@ragnatech.se>
Cc: Hans Verkuil <hverkuil@xs4all.nl>,
linux-media@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
tomoharu.fukawa.eb@renesas.com,
Kieran Bingham <kieran.bingham@ideasonboard.com>
Subject: Re: [PATCH v11 17/32] rcar-vin: move media bus configuration to struct rvin_info
Date: Fri, 02 Mar 2018 13:26:58 +0200 [thread overview]
Message-ID: <10009478.ZEXKPO1ePN@avalon> (raw)
In-Reply-To: <20180302015751.25596-18-niklas.soderlund+renesas@ragnatech.se>
Hi Niklas,
Thank you for the patch.
On Friday, 2 March 2018 03:57:36 EET Niklas Söderlund wrote:
> Bus configuration will once the driver is extended to support Gen3
> contain information not specific to only the directly connected parallel
> subdevice. Move it to struct rvin_dev to show it's not always coupled
> to the parallel subdevice.
The subject line still mentions rvin_info. Are you so emotionally attached to
it that you have trouble fixing that ? ;-)
> Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
> Reviewed-by: Hans Verkuil <hans.verkuil@cisco.com>
> ---
> drivers/media/platform/rcar-vin/rcar-core.c | 18 +++++++++---------
> drivers/media/platform/rcar-vin/rcar-dma.c | 11 ++++++-----
> drivers/media/platform/rcar-vin/rcar-v4l2.c | 2 +-
> drivers/media/platform/rcar-vin/rcar-vin.h | 9 ++++-----
> 4 files changed, 20 insertions(+), 20 deletions(-)
>
> diff --git a/drivers/media/platform/rcar-vin/rcar-core.c
> b/drivers/media/platform/rcar-vin/rcar-core.c index
> cc863e4ec9a4d4b3..449175c3133e42c6 100644
> --- a/drivers/media/platform/rcar-vin/rcar-core.c
> +++ b/drivers/media/platform/rcar-vin/rcar-core.c
> @@ -65,10 +65,10 @@ static int rvin_digital_subdevice_attach(struct rvin_dev
> *vin, vin->digital->sink_pad = ret < 0 ? 0 : ret;
>
> /* Find compatible subdevices mbus format */
> - vin->digital->code = 0;
> + vin->mbus_code = 0;
> code.index = 0;
> code.pad = vin->digital->source_pad;
> - while (!vin->digital->code &&
> + while (!vin->mbus_code &&
> !v4l2_subdev_call(subdev, pad, enum_mbus_code, NULL, &code)) {
> code.index++;
> switch (code.code) {
> @@ -76,16 +76,16 @@ static int rvin_digital_subdevice_attach(struct rvin_dev
> *vin, case MEDIA_BUS_FMT_UYVY8_2X8:
> case MEDIA_BUS_FMT_UYVY10_2X10:
> case MEDIA_BUS_FMT_RGB888_1X24:
> - vin->digital->code = code.code;
> + vin->mbus_code = code.code;
> vin_dbg(vin, "Found media bus format for %s: %d\n",
> - subdev->name, vin->digital->code);
> + subdev->name, vin->mbus_code);
> break;
> default:
> break;
> }
> }
>
> - if (!vin->digital->code) {
> + if (!vin->mbus_code) {
> vin_err(vin, "Unsupported media bus format for %s\n",
> subdev->name);
> return -EINVAL;
> @@ -190,16 +190,16 @@ static int rvin_digital_parse_v4l2(struct device *dev,
> if (vep->base.port || vep->base.id)
> return -ENOTCONN;
>
> - rvge->mbus_cfg.type = vep->bus_type;
> + vin->mbus_cfg.type = vep->bus_type;
>
> - switch (rvge->mbus_cfg.type) {
> + switch (vin->mbus_cfg.type) {
> case V4L2_MBUS_PARALLEL:
> vin_dbg(vin, "Found PARALLEL media bus\n");
> - rvge->mbus_cfg.flags = vep->bus.parallel.flags;
> + vin->mbus_cfg.flags = vep->bus.parallel.flags;
> break;
> case V4L2_MBUS_BT656:
> vin_dbg(vin, "Found BT656 media bus\n");
> - rvge->mbus_cfg.flags = 0;
> + vin->mbus_cfg.flags = 0;
> break;
> default:
> vin_err(vin, "Unknown media bus type\n");
> diff --git a/drivers/media/platform/rcar-vin/rcar-dma.c
> b/drivers/media/platform/rcar-vin/rcar-dma.c index
> c8831e189d362c8b..4ebf76c30a3e9117 100644
> --- a/drivers/media/platform/rcar-vin/rcar-dma.c
> +++ b/drivers/media/platform/rcar-vin/rcar-dma.c
> @@ -633,7 +633,7 @@ static int rvin_setup(struct rvin_dev *vin)
> /*
> * Input interface
> */
> - switch (vin->digital->code) {
> + switch (vin->mbus_code) {
> case MEDIA_BUS_FMT_YUYV8_1X16:
> /* BT.601/BT.1358 16bit YCbCr422 */
> vnmc |= VNMC_INF_YUV16;
> @@ -641,7 +641,7 @@ static int rvin_setup(struct rvin_dev *vin)
> break;
> case MEDIA_BUS_FMT_UYVY8_2X8:
> /* BT.656 8bit YCbCr422 or BT.601 8bit YCbCr422 */
> - vnmc |= vin->digital->mbus_cfg.type == V4L2_MBUS_BT656 ?
> + vnmc |= vin->mbus_cfg.type == V4L2_MBUS_BT656 ?
> VNMC_INF_YUV8_BT656 : VNMC_INF_YUV8_BT601;
> input_is_yuv = true;
> break;
> @@ -650,7 +650,7 @@ static int rvin_setup(struct rvin_dev *vin)
> break;
> case MEDIA_BUS_FMT_UYVY10_2X10:
> /* BT.656 10bit YCbCr422 or BT.601 10bit YCbCr422 */
> - vnmc |= vin->digital->mbus_cfg.type == V4L2_MBUS_BT656 ?
> + vnmc |= vin->mbus_cfg.type == V4L2_MBUS_BT656 ?
> VNMC_INF_YUV10_BT656 : VNMC_INF_YUV10_BT601;
> input_is_yuv = true;
> break;
> @@ -662,11 +662,11 @@ static int rvin_setup(struct rvin_dev *vin)
> dmr2 = VNDMR2_FTEV | VNDMR2_VLV(1);
>
> /* Hsync Signal Polarity Select */
> - if (!(vin->digital->mbus_cfg.flags & V4L2_MBUS_HSYNC_ACTIVE_LOW))
> + if (!(vin->mbus_cfg.flags & V4L2_MBUS_HSYNC_ACTIVE_LOW))
> dmr2 |= VNDMR2_HPS;
>
> /* Vsync Signal Polarity Select */
> - if (!(vin->digital->mbus_cfg.flags & V4L2_MBUS_VSYNC_ACTIVE_LOW))
> + if (!(vin->mbus_cfg.flags & V4L2_MBUS_VSYNC_ACTIVE_LOW))
> dmr2 |= VNDMR2_VPS;
>
> /*
> @@ -875,6 +875,7 @@ static void rvin_capture_stop(struct rvin_dev *vin)
> rvin_write(vin, rvin_read(vin, VNMC_REG) & ~VNMC_ME, VNMC_REG);
> }
>
> +
This is not needed.
Apart from that,
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
> /* ------------------------------------------------------------------------
> * DMA Functions
> */
> diff --git a/drivers/media/platform/rcar-vin/rcar-v4l2.c
> b/drivers/media/platform/rcar-vin/rcar-v4l2.c index
> 55640c6b2a1200ca..20be21cb1cf521e5 100644
> --- a/drivers/media/platform/rcar-vin/rcar-v4l2.c
> +++ b/drivers/media/platform/rcar-vin/rcar-v4l2.c
> @@ -199,7 +199,7 @@ static int rvin_try_format(struct rvin_dev *vin, u32
> which, if (pad_cfg == NULL)
> return -ENOMEM;
>
> - v4l2_fill_mbus_format(&format.format, pix, vin->digital->code);
> + v4l2_fill_mbus_format(&format.format, pix, vin->mbus_code);
>
> /* Allow the video device to override field and to scale */
> field = pix->field;
> diff --git a/drivers/media/platform/rcar-vin/rcar-vin.h
> b/drivers/media/platform/rcar-vin/rcar-vin.h index
> 39051da31650bd79..491f3187b932f81e 100644
> --- a/drivers/media/platform/rcar-vin/rcar-vin.h
> +++ b/drivers/media/platform/rcar-vin/rcar-vin.h
> @@ -62,8 +62,6 @@ struct rvin_video_format {
> * struct rvin_graph_entity - Video endpoint from async framework
> * @asd: sub-device descriptor for async framework
> * @subdev: subdevice matched using async framework
> - * @code: Media bus format from source
> - * @mbus_cfg: Media bus format from DT
> * @source_pad: source pad of remote subdevice
> * @sink_pad: sink pad of remote subdevice
> */
> @@ -71,9 +69,6 @@ struct rvin_graph_entity {
> struct v4l2_async_subdev asd;
> struct v4l2_subdev *subdev;
>
> - u32 code;
> - struct v4l2_mbus_config mbus_cfg;
> -
> unsigned int source_pad;
> unsigned int sink_pad;
> };
> @@ -114,6 +109,8 @@ struct rvin_info {
> * @sequence: V4L2 buffers sequence number
> * @state: keeps track of operation state
> *
> + * @mbus_cfg: media bus configuration from DT
> + * @mbus_code: media bus format code
> * @format: active V4L2 pixel format
> *
> * @crop: active cropping
> @@ -140,6 +137,8 @@ struct rvin_dev {
> unsigned int sequence;
> enum rvin_dma_state state;
>
> + struct v4l2_mbus_config mbus_cfg;
> + u32 mbus_code;
> struct v4l2_pix_format format;
>
> struct v4l2_rect crop;
--
Regards,
Laurent Pinchart
next prev parent reply other threads:[~2018-03-02 11:26 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-02 1:57 [PATCH v11 00/32] rcar-vin: Add Gen3 with media controller Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 01/32] dt-bindings: media: rcar_vin: Reverse SoC part number list Niklas Söderlund
2018-03-02 9:27 ` Laurent Pinchart
2018-03-02 1:57 ` [PATCH v11 02/32] dt-bindings: media: rcar_vin: add device tree support for r8a774[35] Niklas Söderlund
2018-03-02 9:27 ` Laurent Pinchart
2018-03-02 1:57 ` [PATCH v11 03/32] rcar-vin: add Gen3 devicetree bindings documentation Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 04/32] rcar-vin: rename poorly named initialize and cleanup functions Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 05/32] rcar-vin: unregister video device on driver removal Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 06/32] rcar-vin: move subdevice handling to async callbacks Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 07/32] rcar-vin: move model information to own struct Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 08/32] rcar-vin: move max width and height information to chip information Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 09/32] rcar-vin: move functions regarding scaling Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 10/32] rcar-vin: all Gen2 boards can scale simplify logic Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 11/32] rcar-vin: set a default field to fallback on Niklas Söderlund
2018-03-02 9:29 ` Laurent Pinchart
2018-03-02 1:57 ` [PATCH v11 12/32] rcar-vin: fix handling of single field frames (top, bottom and alternate fields) Niklas Söderlund
2018-03-02 10:48 ` Laurent Pinchart
2018-03-03 16:23 ` Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 13/32] rcar-vin: update bytesperline and sizeimage calculation Niklas Söderlund
2018-03-02 9:44 ` Laurent Pinchart
2018-03-02 1:57 ` [PATCH v11 14/32] rcar-vin: align pixelformat check Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 15/32] rcar-vin: break out format alignment and checking Niklas Söderlund
2018-03-02 9:53 ` Laurent Pinchart
2018-03-03 16:11 ` Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 16/32] rcar-vin: read subdevice format for crop only when needed Niklas Söderlund
2018-03-02 11:06 ` Laurent Pinchart
2018-03-03 17:04 ` Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 17/32] rcar-vin: move media bus configuration to struct rvin_info Niklas Söderlund
2018-03-02 11:26 ` Laurent Pinchart [this message]
2018-03-03 13:57 ` Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 18/32] rcar-vin: enable Gen3 hardware configuration Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 19/32] rcar-vin: add function to manipulate Gen3 chsel value Niklas Söderlund
2018-03-02 11:31 ` Laurent Pinchart
2018-03-03 14:03 ` Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 20/32] rcar-vin: add flag to switch to media controller mode Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 21/32] rcar-vin: use different v4l2 operations in " Niklas Söderlund
2018-03-02 11:39 ` Laurent Pinchart
2018-03-02 1:57 ` [PATCH v11 22/32] rcar-vin: force default colorspace for media centric mode Niklas Söderlund
2018-03-02 9:59 ` Laurent Pinchart
2018-03-03 15:19 ` Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 23/32] rcar-vin: prepare for media controller mode initialization Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 24/32] rcar-vin: add group allocator functions Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 25/32] rcar-vin: change name of video device Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 26/32] rcar-vin: add chsel information to rvin_info Niklas Söderlund
2018-03-02 11:43 ` Laurent Pinchart
2018-03-02 1:57 ` [PATCH v11 27/32] rcar-vin: parse Gen3 OF and setup media graph Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 28/32] rcar-vin: add link notify for Gen3 Niklas Söderlund
2018-03-02 12:00 ` Laurent Pinchart
2018-03-03 15:49 ` Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 29/32] rcar-vin: extend {start,stop}_streaming to work with media controller Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 30/32] rcar-vin: enable support for r8a7795 Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 31/32] rcar-vin: enable support for r8a7796 Niklas Söderlund
2018-03-02 1:57 ` [PATCH v11 32/32] rcar-vin: enable support for r8a77970 Niklas Söderlund
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