summaryrefslogtreecommitdiffstats
path: root/drivers/media/video/omap1_camera.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/video/omap1_camera.c')
-rw-r--r--drivers/media/video/omap1_camera.c62
1 files changed, 38 insertions, 24 deletions
diff --git a/drivers/media/video/omap1_camera.c b/drivers/media/video/omap1_camera.c
index 8a947e603aca..e87ae2f634b2 100644
--- a/drivers/media/video/omap1_camera.c
+++ b/drivers/media/video/omap1_camera.c
@@ -102,10 +102,10 @@
/* end of OMAP1 Camera Interface registers */
-#define SOCAM_BUS_FLAGS (SOCAM_MASTER | \
- SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_HIGH | \
- SOCAM_PCLK_SAMPLE_RISING | SOCAM_PCLK_SAMPLE_FALLING | \
- SOCAM_DATA_ACTIVE_HIGH | SOCAM_DATAWIDTH_8)
+#define SOCAM_BUS_FLAGS (V4L2_MBUS_MASTER | \
+ V4L2_MBUS_HSYNC_ACTIVE_HIGH | V4L2_MBUS_VSYNC_ACTIVE_HIGH | \
+ V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_PCLK_SAMPLE_FALLING | \
+ V4L2_MBUS_DATA_ACTIVE_HIGH)
#define FIFO_SIZE ((THRESHOLD_MASK >> THRESHOLD_SHIFT) + 1)
@@ -1438,41 +1438,55 @@ static int omap1_cam_querycap(struct soc_camera_host *ici,
static int omap1_cam_set_bus_param(struct soc_camera_device *icd,
__u32 pixfmt)
{
+ struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
struct device *dev = icd->parent;
struct soc_camera_host *ici = to_soc_camera_host(dev);
struct omap1_cam_dev *pcdev = ici->priv;
const struct soc_camera_format_xlate *xlate;
const struct soc_mbus_pixelfmt *fmt;
- unsigned long camera_flags, common_flags;
+ struct v4l2_mbus_config cfg = {.type = V4L2_MBUS_PARALLEL,};
+ unsigned long common_flags;
u32 ctrlclock, mode;
int ret;
- camera_flags = icd->ops->query_bus_param(icd);
-
- common_flags = soc_camera_bus_param_compatible(camera_flags,
- SOCAM_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, SOCAM_BUS_FLAGS);
+ if (!common_flags) {
+ dev_warn(dev,
+ "Flags incompatible: camera 0x%x, host 0x%x\n",
+ cfg.flags, SOCAM_BUS_FLAGS);
+ return -EINVAL;
+ }
+ } else if (ret != -ENOIOCTLCMD) {
+ return ret;
+ } else {
+ common_flags = SOCAM_BUS_FLAGS;
+ }
/* Make choices, possibly based on platform configuration */
- 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->pdata ||
pcdev->pdata->flags & OMAP1_CAMERA_LCLK_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(dev, "camera s_mbus_config(0x%lx) returned %d\n",
+ common_flags, ret);
return ret;
+ }
ctrlclock = CAM_READ_CACHE(pcdev, CTRLCLOCK);
if (ctrlclock & LCLK_EN)
CAM_WRITE(pcdev, CTRLCLOCK, ctrlclock & ~LCLK_EN);
- if (common_flags & SOCAM_PCLK_SAMPLE_RISING) {
+ if (common_flags & V4L2_MBUS_PCLK_SAMPLE_RISING) {
dev_dbg(dev, "CTRLCLOCK_REG |= POLCLK\n");
ctrlclock |= POLCLK;
} else {
@@ -1565,10 +1579,10 @@ static int __init omap1_cam_probe(struct platform_device *pdev)
pcdev->clk = clk;
pcdev->pdata = pdev->dev.platform_data;
- pcdev->pflags = pcdev->pdata->flags;
-
- if (pcdev->pdata)
+ if (pcdev->pdata) {
+ pcdev->pflags = pcdev->pdata->flags;
pcdev->camexclk = pcdev->pdata->camexclk_khz * 1000;
+ }
switch (pcdev->camexclk) {
case 6000000:
@@ -1578,6 +1592,7 @@ static int __init omap1_cam_probe(struct platform_device *pdev)
case 24000000:
break;
default:
+ /* pcdev->camexclk != 0 => pcdev->pdata != NULL */
dev_warn(&pdev->dev,
"Incorrect sensor clock frequency %ld kHz, "
"should be one of 0, 6, 8, 9.6, 12 or 24 MHz, "
@@ -1585,8 +1600,7 @@ static int __init omap1_cam_probe(struct platform_device *pdev)
pcdev->pdata->camexclk_khz);
pcdev->camexclk = 0;
case 0:
- dev_info(&pdev->dev,
- "Not providing sensor clock\n");
+ dev_info(&pdev->dev, "Not providing sensor clock\n");
}
INIT_LIST_HEAD(&pcdev->capture);
@@ -1716,5 +1730,5 @@ MODULE_PARM_DESC(sg_mode, "videobuf mode, 0: dma-contig (default), 1: dma-sg");
MODULE_DESCRIPTION("OMAP1 Camera Interface driver");
MODULE_AUTHOR("Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>");
MODULE_LICENSE("GPL v2");
-MODULE_LICENSE(DRIVER_VERSION);
+MODULE_VERSION(DRIVER_VERSION);
MODULE_ALIAS("platform:" DRIVER_NAME);