diff options
Diffstat (limited to 'drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c')
| -rw-r--r-- | drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c | 31 |
1 files changed, 22 insertions, 9 deletions
diff --git a/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c b/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c index 346d00df815a..e6e89784d84b 100644 --- a/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c +++ b/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c @@ -11,6 +11,7 @@ * Luke Diamand @ Broadcom */ +#include <linux/dma-mapping.h> #include <linux/errno.h> #include <linux/kernel.h> #include <linux/module.h> @@ -24,8 +25,8 @@ #include <media/v4l2-event.h> #include <media/v4l2-common.h> #include <linux/delay.h> -#include <linux/platform_device.h> +#include "../interface/vchiq_arm/vchiq_bus.h" #include "../vchiq-mmal/mmal-common.h" #include "../vchiq-mmal/mmal-encodings.h" #include "../vchiq-mmal/mmal-vchiq.h" @@ -854,7 +855,7 @@ static int vidioc_enum_input(struct file *file, void *priv, return -EINVAL; inp->type = V4L2_INPUT_TYPE_CAMERA; - sprintf((char *)inp->name, "Camera %u", inp->index); + snprintf((char *)inp->name, sizeof(inp->name), "Camera %u", inp->index); return 0; } @@ -1841,7 +1842,7 @@ static struct v4l2_format default_v4l2_format = { .fmt.pix.sizeimage = 1024 * 768, }; -static int bcm2835_mmal_probe(struct platform_device *pdev) +static int bcm2835_mmal_probe(struct vchiq_device *device) { int ret; struct bcm2835_mmal_dev *dev; @@ -1852,6 +1853,12 @@ static int bcm2835_mmal_probe(struct platform_device *pdev) unsigned int resolutions[MAX_BCM2835_CAMERAS][2]; int i; + ret = dma_set_mask_and_coherent(&device->dev, DMA_BIT_MASK(32)); + if (ret) { + dev_err(&device->dev, "dma_set_mask_and_coherent failed: %d\n", ret); + return ret; + } + ret = vchiq_mmal_init(&instance); if (ret < 0) return ret; @@ -1896,7 +1903,7 @@ static int bcm2835_mmal_probe(struct platform_device *pdev) &camera_instance); ret = v4l2_device_register(NULL, &dev->v4l2_dev); if (ret) { - dev_err(&pdev->dev, "%s: could not register V4L2 device: %d\n", + dev_err(&device->dev, "%s: could not register V4L2 device: %d\n", __func__, ret); goto free_dev; } @@ -1976,7 +1983,7 @@ cleanup_mmal: return ret; } -static void bcm2835_mmal_remove(struct platform_device *pdev) +static void bcm2835_mmal_remove(struct vchiq_device *device) { int camera; struct vchiq_mmal_instance *instance = gdev[0]->instance; @@ -1988,17 +1995,23 @@ static void bcm2835_mmal_remove(struct platform_device *pdev) vchiq_mmal_finalise(instance); } -static struct platform_driver bcm2835_camera_driver = { +static const struct vchiq_device_id device_id_table[] = { + { .name = "bcm2835-camera" }, + {} +}; +MODULE_DEVICE_TABLE(vchiq, device_id_table); + +static struct vchiq_driver bcm2835_camera_driver = { .probe = bcm2835_mmal_probe, - .remove_new = bcm2835_mmal_remove, + .remove = bcm2835_mmal_remove, + .id_table = device_id_table, .driver = { .name = "bcm2835-camera", }, }; -module_platform_driver(bcm2835_camera_driver) +module_vchiq_driver(bcm2835_camera_driver) MODULE_DESCRIPTION("Broadcom 2835 MMAL video capture"); MODULE_AUTHOR("Vincent Sanders"); MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:bcm2835-camera"); |