From afd7348c60b4f5d3d4d041aa0c29a6258a476b89 Mon Sep 17 00:00:00 2001 From: Sylwester Nawrocki Date: Thu, 25 Oct 2012 10:48:44 -0300 Subject: [PATCH] [media] s5p-fimc: Fix platform entities registration Make sure the platform sub-devices are registered to the media device driver only when v4l2_device_register_subdev() succeeds. Signed-off-by: Sylwester Nawrocki Signed-off-by: Kyungmin Park Signed-off-by: Mauro Carvalho Chehab --- .../media/platform/s5p-fimc/fimc-mdevice.c | 33 +++++++++---------- 1 file changed, 16 insertions(+), 17 deletions(-) diff --git a/drivers/media/platform/s5p-fimc/fimc-mdevice.c b/drivers/media/platform/s5p-fimc/fimc-mdevice.c index 80ada5882f62..a55370219a96 100644 --- a/drivers/media/platform/s5p-fimc/fimc-mdevice.c +++ b/drivers/media/platform/s5p-fimc/fimc-mdevice.c @@ -345,25 +345,23 @@ static int fimc_register_callback(struct device *dev, void *p) struct fimc_dev *fimc = dev_get_drvdata(dev); struct v4l2_subdev *sd = &fimc->vid_cap.subdev; struct fimc_md *fmd = p; - int ret = 0; - - if (!fimc || !fimc->pdev) - return 0; + int ret; - if (fimc->pdev->id < 0 || fimc->pdev->id >= FIMC_MAX_DEVS) + if (fimc == NULL || fimc->id >= FIMC_MAX_DEVS) return 0; - fimc->pipeline_ops = &fimc_pipeline_ops; - fmd->fimc[fimc->pdev->id] = fimc; sd->grp_id = FIMC_GROUP_ID; ret = v4l2_device_register_subdev(&fmd->v4l2_dev, sd); if (ret) { v4l2_err(&fmd->v4l2_dev, "Failed to register FIMC.%d (%d)\n", fimc->id, ret); + return ret; } - return ret; + fimc->pipeline_ops = &fimc_pipeline_ops; + fmd->fimc[fimc->id] = fimc; + return 0; } static int fimc_lite_register_callback(struct device *dev, void *p) @@ -373,14 +371,9 @@ static int fimc_lite_register_callback(struct device *dev, void *p) struct fimc_md *fmd = p; int ret; - if (fimc == NULL) + if (fimc == NULL || fimc->index >= FIMC_LITE_MAX_DEVS) return 0; - if (fimc->index >= FIMC_LITE_MAX_DEVS) - return 0; - - fimc->pipeline_ops = &fimc_pipeline_ops; - fmd->fimc_lite[fimc->index] = fimc; sd->grp_id = FLITE_GROUP_ID; ret = v4l2_device_register_subdev(&fmd->v4l2_dev, sd); @@ -388,8 +381,12 @@ static int fimc_lite_register_callback(struct device *dev, void *p) v4l2_err(&fmd->v4l2_dev, "Failed to register FIMC-LITE.%d (%d)\n", fimc->index, ret); + return ret; } - return ret; + + fimc->pipeline_ops = &fimc_pipeline_ops; + fmd->fimc_lite[fimc->index] = fimc; + return 0; } static int csis_register_callback(struct device *dev, void *p) @@ -407,10 +404,12 @@ static int csis_register_callback(struct device *dev, void *p) v4l2_info(sd, "csis%d sd: %s\n", pdev->id, sd->name); id = pdev->id < 0 ? 0 : pdev->id; - fmd->csis[id].sd = sd; sd->grp_id = CSIS_GROUP_ID; + ret = v4l2_device_register_subdev(&fmd->v4l2_dev, sd); - if (ret) + if (!ret) + fmd->csis[id].sd = sd; + else v4l2_err(&fmd->v4l2_dev, "Failed to register CSIS subdevice: %d\n", ret); return ret; -- 2.20.1