diff options
Diffstat (limited to 'drivers/media/video/mx2_camera.c')
| -rw-r--r-- | drivers/media/video/mx2_camera.c | 78 |
1 files changed, 45 insertions, 33 deletions
diff --git a/drivers/media/video/mx2_camera.c b/drivers/media/video/mx2_camera.c index ec2410c0c806..a803d9ea8fd6 100644 --- a/drivers/media/video/mx2_camera.c +++ b/drivers/media/video/mx2_camera.c @@ -686,16 +686,15 @@ static void mx2_camera_init_videobuf(struct videobuf_queue *q, icd, &icd->video_lock); } -#define MX2_BUS_FLAGS (SOCAM_DATAWIDTH_8 | \ - SOCAM_MASTER | \ - SOCAM_VSYNC_ACTIVE_HIGH | \ - SOCAM_VSYNC_ACTIVE_LOW | \ - SOCAM_HSYNC_ACTIVE_HIGH | \ - SOCAM_HSYNC_ACTIVE_LOW | \ - SOCAM_PCLK_SAMPLE_RISING | \ - SOCAM_PCLK_SAMPLE_FALLING | \ - SOCAM_DATA_ACTIVE_HIGH | \ - SOCAM_DATA_ACTIVE_LOW) +#define MX2_BUS_FLAGS (V4L2_MBUS_MASTER | \ + V4L2_MBUS_VSYNC_ACTIVE_HIGH | \ + V4L2_MBUS_VSYNC_ACTIVE_LOW | \ + V4L2_MBUS_HSYNC_ACTIVE_HIGH | \ + V4L2_MBUS_HSYNC_ACTIVE_LOW | \ + V4L2_MBUS_PCLK_SAMPLE_RISING | \ + V4L2_MBUS_PCLK_SAMPLE_FALLING | \ + V4L2_MBUS_DATA_ACTIVE_HIGH | \ + V4L2_MBUS_DATA_ACTIVE_LOW) static int mx27_camera_emma_prp_reset(struct mx2_camera_dev *pcdev) { @@ -770,46 +769,59 @@ static void mx27_camera_emma_buf_init(struct soc_camera_device *icd, static int mx2_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt) { - struct soc_camera_host *ici = - to_soc_camera_host(icd->parent); + struct v4l2_subdev *sd = soc_camera_to_subdev(icd); + struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx2_camera_dev *pcdev = ici->priv; - unsigned long camera_flags, common_flags; - int ret = 0; + struct v4l2_mbus_config cfg = {.type = V4L2_MBUS_PARALLEL,}; + unsigned long common_flags; + int ret; int bytesperline; u32 csicr1 = pcdev->csicr1; - camera_flags = icd->ops->query_bus_param(icd); - - common_flags = soc_camera_bus_param_compatible(camera_flags, - MX2_BUS_FLAGS); - if (!common_flags) - return -EINVAL; + ret = v4l2_subdev_call(sd, video, g_mbus_config, &cfg); + if (!ret) { + common_flags = soc_mbus_config_compatible(&cfg, MX2_BUS_FLAGS); + if (!common_flags) { + dev_warn(icd->parent, + "Flags incompatible: camera 0x%x, host 0x%x\n", + cfg.flags, MX2_BUS_FLAGS); + return -EINVAL; + } + } else if (ret != -ENOIOCTLCMD) { + return ret; + } else { + common_flags = MX2_BUS_FLAGS; + } - if ((common_flags & SOCAM_HSYNC_ACTIVE_HIGH) && - (common_flags & SOCAM_HSYNC_ACTIVE_LOW)) { + if ((common_flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH) && + (common_flags & V4L2_MBUS_HSYNC_ACTIVE_LOW)) { if (pcdev->platform_flags & MX2_CAMERA_HSYNC_HIGH) - common_flags &= ~SOCAM_HSYNC_ACTIVE_LOW; + common_flags &= ~V4L2_MBUS_HSYNC_ACTIVE_LOW; else - common_flags &= ~SOCAM_HSYNC_ACTIVE_HIGH; + common_flags &= ~V4L2_MBUS_HSYNC_ACTIVE_HIGH; } - if ((common_flags & SOCAM_PCLK_SAMPLE_RISING) && - (common_flags & SOCAM_PCLK_SAMPLE_FALLING)) { + if ((common_flags & V4L2_MBUS_PCLK_SAMPLE_RISING) && + (common_flags & V4L2_MBUS_PCLK_SAMPLE_FALLING)) { if (pcdev->platform_flags & MX2_CAMERA_PCLK_SAMPLE_RISING) - common_flags &= ~SOCAM_PCLK_SAMPLE_FALLING; + common_flags &= ~V4L2_MBUS_PCLK_SAMPLE_FALLING; else - common_flags &= ~SOCAM_PCLK_SAMPLE_RISING; + common_flags &= ~V4L2_MBUS_PCLK_SAMPLE_RISING; } - ret = icd->ops->set_bus_param(icd, common_flags); - if (ret < 0) + cfg.flags = common_flags; + ret = v4l2_subdev_call(sd, video, s_mbus_config, &cfg); + if (ret < 0 && ret != -ENOIOCTLCMD) { + dev_dbg(icd->parent, "camera s_mbus_config(0x%lx) returned %d\n", + common_flags, ret); return ret; + } - if (common_flags & SOCAM_PCLK_SAMPLE_RISING) + if (common_flags & V4L2_MBUS_PCLK_SAMPLE_RISING) csicr1 |= CSICR1_REDGE; - if (common_flags & SOCAM_VSYNC_ACTIVE_HIGH) + if (common_flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH) csicr1 |= CSICR1_SOF_POL; - if (common_flags & SOCAM_HSYNC_ACTIVE_HIGH) + if (common_flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH) csicr1 |= CSICR1_HSYNC_POL; if (pcdev->platform_flags & MX2_CAMERA_SWAP16) csicr1 |= CSICR1_SWAP16_EN; |