From 16204b8a1c1af77725533b77936e6c73953486ae Mon Sep 17 00:00:00 2001 From: Rui Miguel Silva Date: Fri, 12 Apr 2019 12:44:00 -0400 Subject: media: staging/imx: add media device to capture register When register the capture media device it is assumed that the device data is the media device. In the imx6 case is but in the imx7 is not case. The device data is the csi structure. Add the explicit argument of the media device that we want to associate with the capture device. Reported-by: Laurent Pinchart Signed-off-by: Rui Miguel Silva Acked-by: Steve Longerbeam Signed-off-by: Hans Verkuil [hverkuil-cisco@xs4all.nl: fix checkpatch alignment warning] Signed-off-by: Mauro Carvalho Chehab --- drivers/staging/media/imx/imx-ic-prpencvf.c | 2 +- drivers/staging/media/imx/imx-media-capture.c | 6 +++--- drivers/staging/media/imx/imx-media-csi.c | 2 +- drivers/staging/media/imx/imx-media.h | 3 ++- drivers/staging/media/imx/imx7-media-csi.c | 2 +- 5 files changed, 8 insertions(+), 7 deletions(-) (limited to 'drivers/staging/media') diff --git a/drivers/staging/media/imx/imx-ic-prpencvf.c b/drivers/staging/media/imx/imx-ic-prpencvf.c index 5c8e6ad8c025..3ca1422f6154 100644 --- a/drivers/staging/media/imx/imx-ic-prpencvf.c +++ b/drivers/staging/media/imx/imx-ic-prpencvf.c @@ -1270,7 +1270,7 @@ static int prp_registered(struct v4l2_subdev *sd) if (ret) return ret; - ret = imx_media_capture_device_register(priv->vdev); + ret = imx_media_capture_device_register(priv->md, priv->vdev); if (ret) return ret; diff --git a/drivers/staging/media/imx/imx-media-capture.c b/drivers/staging/media/imx/imx-media-capture.c index 9703c85b19c4..7688238a3396 100644 --- a/drivers/staging/media/imx/imx-media-capture.c +++ b/drivers/staging/media/imx/imx-media-capture.c @@ -706,7 +706,8 @@ void imx_media_capture_device_error(struct imx_media_video_dev *vdev) } EXPORT_SYMBOL_GPL(imx_media_capture_device_error); -int imx_media_capture_device_register(struct imx_media_video_dev *vdev) +int imx_media_capture_device_register(struct imx_media_dev *md, + struct imx_media_video_dev *vdev) { struct capture_priv *priv = to_capture_priv(vdev); struct v4l2_subdev *sd = priv->src_sd; @@ -715,8 +716,7 @@ int imx_media_capture_device_register(struct imx_media_video_dev *vdev) struct v4l2_subdev_format fmt_src; int ret; - /* get media device */ - priv->md = dev_get_drvdata(sd->v4l2_dev->dev); + priv->md = md; vfd->v4l2_dev = sd->v4l2_dev; diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c index 41965d8b56c4..c33d714ed953 100644 --- a/drivers/staging/media/imx/imx-media-csi.c +++ b/drivers/staging/media/imx/imx-media-csi.c @@ -1816,7 +1816,7 @@ static int csi_registered(struct v4l2_subdev *sd) if (ret) goto free_fim; - ret = imx_media_capture_device_register(priv->vdev); + ret = imx_media_capture_device_register(priv->md, priv->vdev); if (ret) goto free_fim; diff --git a/drivers/staging/media/imx/imx-media.h b/drivers/staging/media/imx/imx-media.h index dd603a6b3a70..fc5d969ded79 100644 --- a/drivers/staging/media/imx/imx-media.h +++ b/drivers/staging/media/imx/imx-media.h @@ -272,7 +272,8 @@ int imx_media_of_add_csi(struct imx_media_dev *imxmd, struct imx_media_video_dev * imx_media_capture_device_init(struct v4l2_subdev *src_sd, int pad); void imx_media_capture_device_remove(struct imx_media_video_dev *vdev); -int imx_media_capture_device_register(struct imx_media_video_dev *vdev); +int imx_media_capture_device_register(struct imx_media_dev *md, + struct imx_media_video_dev *vdev); void imx_media_capture_device_unregister(struct imx_media_video_dev *vdev); struct imx_media_buffer * imx_media_capture_device_next_buf(struct imx_media_video_dev *vdev); diff --git a/drivers/staging/media/imx/imx7-media-csi.c b/drivers/staging/media/imx/imx7-media-csi.c index 18eb5d3ecf10..a708a0340eb1 100644 --- a/drivers/staging/media/imx/imx7-media-csi.c +++ b/drivers/staging/media/imx/imx7-media-csi.c @@ -1126,7 +1126,7 @@ static int imx7_csi_registered(struct v4l2_subdev *sd) if (ret < 0) return ret; - ret = imx_media_capture_device_register(csi->vdev); + ret = imx_media_capture_device_register(csi->imxmd, csi->vdev); if (ret < 0) return ret; -- cgit v1.2.3 From 76f2db08e000aa226961925459970942fbaf6720 Mon Sep 17 00:00:00 2001 From: Jonas Karlman Date: Thu, 25 Apr 2019 03:12:27 -0400 Subject: media: rockchip/vpu: Do not request id 0 for our video device Pass -1 to video_register_device() to let the core assign the first free id instead of trying to get id 0. In practice it doesn't make a difference since video_register_device() is not strict about id requests and will anyway pick the first free id starting at the id passed in argument, and passing -1 has the same effect as passing 0. But let's comply with the API doc and pass -1 here. Signed-off-by: Jonas Karlman Signed-off-by: Boris Brezillon Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/staging/media') diff --git a/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c b/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c index 58721c46fba4..c00e2b47d5c1 100644 --- a/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c +++ b/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c @@ -352,7 +352,7 @@ static int rockchip_vpu_video_device_register(struct rockchip_vpu_dev *vpu) vpu->vfd_enc = vfd; video_set_drvdata(vfd, vpu); - ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0); + ret = video_register_device(vfd, VFL_TYPE_GRABBER, -1); if (ret) { v4l2_err(&vpu->v4l2_dev, "Failed to register video device\n"); goto err_free_dev; -- cgit v1.2.3 From 5c5b90f5cbad77dc15d8b5582efdb2e362bcd710 Mon Sep 17 00:00:00 2001 From: Jonas Karlman Date: Thu, 25 Apr 2019 03:12:28 -0400 Subject: media: rockchip/vpu: Add missing dont_use_autosuspend() calls Those calls are needed to restore a clean PM state when the probe fails or when the driver is unloaded such that future ->probe() calls can initialize runtime PM again. Signed-off-by: Jonas Karlman Signed-off-by: Boris Brezillon Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/staging/media') diff --git a/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c b/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c index c00e2b47d5c1..b25e93daafde 100644 --- a/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c +++ b/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c @@ -489,6 +489,7 @@ err_v4l2_unreg: v4l2_device_unregister(&vpu->v4l2_dev); err_clk_unprepare: clk_bulk_unprepare(vpu->variant->num_clocks, vpu->clocks); + pm_runtime_dont_use_autosuspend(vpu->dev); pm_runtime_disable(vpu->dev); return ret; } @@ -509,6 +510,7 @@ static int rockchip_vpu_remove(struct platform_device *pdev) } v4l2_device_unregister(&vpu->v4l2_dev); clk_bulk_unprepare(vpu->variant->num_clocks, vpu->clocks); + pm_runtime_dont_use_autosuspend(vpu->dev); pm_runtime_disable(vpu->dev); return 0; } -- cgit v1.2.3 From 2aa314b4f52f644d7995b8e7ddc831e6e0e1851c Mon Sep 17 00:00:00 2001 From: Boris Brezillon Date: Thu, 25 Apr 2019 03:12:29 -0400 Subject: media: rockchip/vpu: Get vdev from the file arg in vidioc_querycap() This makes the function more generic so it can easily be re-used when adding support for the decoding functionality. Signed-off-by: Boris Brezillon Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/staging/media/rockchip/vpu/rockchip_vpu_enc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/staging/media') diff --git a/drivers/staging/media/rockchip/vpu/rockchip_vpu_enc.c b/drivers/staging/media/rockchip/vpu/rockchip_vpu_enc.c index fb5e36aedd8c..dcbfc3cbc9f3 100644 --- a/drivers/staging/media/rockchip/vpu/rockchip_vpu_enc.c +++ b/drivers/staging/media/rockchip/vpu/rockchip_vpu_enc.c @@ -152,9 +152,10 @@ static int vidioc_querycap(struct file *file, void *priv, struct v4l2_capability *cap) { struct rockchip_vpu_dev *vpu = video_drvdata(file); + struct video_device *vdev = video_devdata(file); strscpy(cap->driver, vpu->dev->driver->name, sizeof(cap->driver)); - strscpy(cap->card, vpu->vfd_enc->name, sizeof(cap->card)); + strscpy(cap->card, vdev->name, sizeof(cap->card)); snprintf(cap->bus_info, sizeof(cap->bus_info), "platform: %s", vpu->dev->driver->name); return 0; -- cgit v1.2.3 From f6d080f73a8fa0ff1cca84ea5bb73aafa9f538d4 Mon Sep 17 00:00:00 2001 From: Boris Brezillon Date: Thu, 25 Apr 2019 03:12:30 -0400 Subject: media: rockchip/vpu: Initialize mdev->bus_info v4l2-compliance complains that ->bus_info is empty. Signed-off-by: Boris Brezillon Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/staging/media') diff --git a/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c b/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c index b25e93daafde..675348a06a39 100644 --- a/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c +++ b/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c @@ -463,6 +463,8 @@ static int rockchip_vpu_probe(struct platform_device *pdev) vpu->mdev.dev = vpu->dev; strscpy(vpu->mdev.model, DRIVER_NAME, sizeof(vpu->mdev.model)); + strscpy(vpu->mdev.bus_info, "platform: " DRIVER_NAME, + sizeof(vpu->mdev.model)); media_device_init(&vpu->mdev); vpu->v4l2_dev.mdev = &vpu->mdev; -- cgit v1.2.3 From fc8670d1f72b746ff3a5fe441f1fca4c4dba0e6f Mon Sep 17 00:00:00 2001 From: Jonas Karlman Date: Thu, 25 Apr 2019 03:12:31 -0400 Subject: media: rockchip/vpu: Fix/re-order probe-error/remove path media_device_cleanup() and v4l2_m2m_unregister_media_controller() were missing in the probe error path. While at it, re-order calls in the remove path to unregister/cleanup things in the reverse order they were initialized/registered. Signed-off-by: Jonas Karlman Signed-off-by: Boris Brezillon Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'drivers/staging/media') diff --git a/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c b/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c index 675348a06a39..8bbc905b26c8 100644 --- a/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c +++ b/drivers/staging/media/rockchip/vpu/rockchip_vpu_drv.c @@ -482,10 +482,12 @@ static int rockchip_vpu_probe(struct platform_device *pdev) return 0; err_video_dev_unreg: if (vpu->vfd_enc) { + v4l2_m2m_unregister_media_controller(vpu->m2m_dev); video_unregister_device(vpu->vfd_enc); video_device_release(vpu->vfd_enc); } err_m2m_rel: + media_device_cleanup(&vpu->mdev); v4l2_m2m_release(vpu->m2m_dev); err_v4l2_unreg: v4l2_device_unregister(&vpu->v4l2_dev); @@ -503,13 +505,13 @@ static int rockchip_vpu_remove(struct platform_device *pdev) v4l2_info(&vpu->v4l2_dev, "Removing %s\n", pdev->name); media_device_unregister(&vpu->mdev); - v4l2_m2m_unregister_media_controller(vpu->m2m_dev); - v4l2_m2m_release(vpu->m2m_dev); - media_device_cleanup(&vpu->mdev); if (vpu->vfd_enc) { + v4l2_m2m_unregister_media_controller(vpu->m2m_dev); video_unregister_device(vpu->vfd_enc); video_device_release(vpu->vfd_enc); } + media_device_cleanup(&vpu->mdev); + v4l2_m2m_release(vpu->m2m_dev); v4l2_device_unregister(&vpu->v4l2_dev); clk_bulk_unprepare(vpu->variant->num_clocks, vpu->clocks); pm_runtime_dont_use_autosuspend(vpu->dev); -- cgit v1.2.3