Merge branch 'for-2.6.34-incoming' into for-2.6.35-incoming

[pandora-kernel.git] / drivers / media / video / davinci / vpfe_capture.c

diff --git a/drivers/media/video/davinci/vpfe_capture.c b/drivers/media/video/davinci/vpfe_capture.c
index 885cd54..398dbe7 100644 (file)
--- a/drivers/media/video/davinci/vpfe_capture.c
+++ b/drivers/media/video/davinci/vpfe_capture.c
@@ -67,6 +67,7 @@
  *             - Support for control ioctls
  */
 #include <linux/module.h>
+#include <linux/slab.h>
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <linux/interrupt.h>
@@ -222,7 +223,6 @@ int vpfe_register_ccdc_device(struct ccdc_hw_device *dev)
        BUG_ON(!dev->hw_ops.get_frame_format);
        BUG_ON(!dev->hw_ops.get_pixel_format);
        BUG_ON(!dev->hw_ops.set_pixel_format);
-       BUG_ON(!dev->hw_ops.set_params);
        BUG_ON(!dev->hw_ops.set_image_window);
        BUG_ON(!dev->hw_ops.get_image_window);
        BUG_ON(!dev->hw_ops.get_line_length);
@@ -1688,11 +1688,12 @@ static long vpfe_param_handler(struct file *file, void *priv,
        struct vpfe_device *vpfe_dev = video_drvdata(file);
        int ret = 0;
 
-       v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_param_handler\n");
+       v4l2_dbg(2, debug, &vpfe_dev->v4l2_dev, "vpfe_param_handler\n");
 
        if (vpfe_dev->started) {
                /* only allowed if streaming is not started */
-               v4l2_err(&vpfe_dev->v4l2_dev, "device already started\n");
+               v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev,
+                       "device already started\n");
                return -EBUSY;
        }
 
@@ -1704,16 +1705,23 @@ static long vpfe_param_handler(struct file *file, void *priv,
        case VPFE_CMD_S_CCDC_RAW_PARAMS:
                v4l2_warn(&vpfe_dev->v4l2_dev,
                          "VPFE_CMD_S_CCDC_RAW_PARAMS: experimental ioctl\n");
-               ret = ccdc_dev->hw_ops.set_params(param);
-               if (ret) {
-                       v4l2_err(&vpfe_dev->v4l2_dev,
-                               "Error in setting parameters in CCDC\n");
-                       goto unlock_out;
-               }
-               if (vpfe_get_ccdc_image_format(vpfe_dev, &vpfe_dev->fmt) < 0) {
-                       v4l2_err(&vpfe_dev->v4l2_dev,
-                               "Invalid image format at CCDC\n");
-                       goto unlock_out;
+               if (ccdc_dev->hw_ops.set_params) {
+                       ret = ccdc_dev->hw_ops.set_params(param);
+                       if (ret) {
+                               v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev,
+                                       "Error setting parameters in CCDC\n");
+                               goto unlock_out;
+                       }
+                       if (vpfe_get_ccdc_image_format(vpfe_dev,
+                                                      &vpfe_dev->fmt) < 0) {
+                               v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev,
+                                       "Invalid image format at CCDC\n");
+                               goto unlock_out;
+                       }
+               } else {
+                       ret = -EINVAL;
+                       v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev,
+                               "VPFE_CMD_S_CCDC_RAW_PARAMS not supported\n");
                }
                break;
        default:
@@ -1829,7 +1837,7 @@ static __init int vpfe_probe(struct platform_device *pdev)
        if (NULL == ccdc_cfg) {
                v4l2_err(pdev->dev.driver,
                         "Memory allocation failed for ccdc_cfg\n");
-               goto probe_free_dev_mem;
+               goto probe_free_lock;
        }
 
        strncpy(ccdc_cfg->name, vpfe_cfg->ccdc, 32);
@@ -1981,8 +1989,9 @@ probe_out_video_release:
 probe_out_release_irq:
        free_irq(vpfe_dev->ccdc_irq0, vpfe_dev);
 probe_free_ccdc_cfg_mem:
-       mutex_unlock(&ccdc_lock);
        kfree(ccdc_cfg);
+probe_free_lock:
+       mutex_unlock(&ccdc_lock);
 probe_free_dev_mem:
        kfree(vpfe_dev);
        return ret;