Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media:
  [media] hdpvr: update picture controls to support firmware versions > 0.15
  [media] wl128x: fix build errors when GPIOLIB is not enabled
  [media] hdpvr: fix race conditon during start of streaming
  [media] omap3isp: Fix crash caused by subdevs now having a pointer to devnodes
  [media] imon: don't wedge hardware after early callbacks

3 files changed, 49 insertions, 16 deletions

diff --git a/drivers/media/video/hdpvr/hdpvr-core.c b/drivers/media/video/hdpvr/hdpvr-core.c
index e5eb56a5b618..6510110f53d0 100644
--- a/drivers/media/video/hdpvr/hdpvr-core.c
+++ b/drivers/media/video/hdpvr/hdpvr-core.c
@@ -154,10 +154,20 @@ static int device_authorization(struct hdpvr_device *dev)
 	}
 #endif
 
+	dev->fw_ver = dev->usbc_buf[1];
+
 	v4l2_info(&dev->v4l2_dev, "firmware version 0x%x dated %s\n",
-			  dev->usbc_buf[1], &dev->usbc_buf[2]);
+			  dev->fw_ver, &dev->usbc_buf[2]);
+
+	if (dev->fw_ver > 0x15) {
+		dev->options.brightness	= 0x80;
+		dev->options.contrast	= 0x40;
+		dev->options.hue	= 0xf;
+		dev->options.saturation	= 0x40;
+		dev->options.sharpness	= 0x80;
+	}
 
-	switch (dev->usbc_buf[1]) {
+	switch (dev->fw_ver) {
 	case HDPVR_FIRMWARE_VERSION:
 		dev->flags &= ~HDPVR_FLAG_AC3_CAP;
 		break;
@@ -169,7 +179,7 @@ static int device_authorization(struct hdpvr_device *dev)
 	default:
 		v4l2_info(&dev->v4l2_dev, "untested firmware, the driver might"
 			  " not work.\n");
-		if (dev->usbc_buf[1] >= HDPVR_FIRMWARE_VERSION_AC3)
+		if (dev->fw_ver >= HDPVR_FIRMWARE_VERSION_AC3)
 			dev->flags |= HDPVR_FLAG_AC3_CAP;
 		else
 			dev->flags &= ~HDPVR_FLAG_AC3_CAP;
@@ -270,6 +280,8 @@ static const struct hdpvr_options hdpvr_default_options = {
 	.bitrate_mode	= HDPVR_CONSTANT,
 	.gop_mode	= HDPVR_SIMPLE_IDR_GOP,
 	.audio_codec	= V4L2_MPEG_AUDIO_ENCODING_AAC,
+	/* original picture controls for firmware version <= 0x15 */
+	/* updated in device_authorization() for newer firmware */
 	.brightness	= 0x86,
 	.contrast	= 0x80,
 	.hue		= 0x80,
diff --git a/drivers/media/video/hdpvr/hdpvr-video.c b/drivers/media/video/hdpvr/hdpvr-video.c
index 087f7c08cb85..11ffe9cc1780 100644
--- a/drivers/media/video/hdpvr/hdpvr-video.c
+++ b/drivers/media/video/hdpvr/hdpvr-video.c
@@ -283,12 +283,13 @@ static int hdpvr_start_streaming(struct hdpvr_device *dev)
 
 		hdpvr_config_call(dev, CTRL_START_STREAMING_VALUE, 0x00);
 
+		dev->status = STATUS_STREAMING;
+
 		INIT_WORK(&dev->worker, hdpvr_transmit_buffers);
 		queue_work(dev->workqueue, &dev->worker);
 
 		v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev,
 			 "streaming started\n");
-		dev->status = STATUS_STREAMING;
 
 		return 0;
 	}
@@ -722,21 +723,39 @@ static const s32 supported_v4l2_ctrls[] = {
 };
 
 static int fill_queryctrl(struct hdpvr_options *opt, struct v4l2_queryctrl *qc,
-			  int ac3)
+			  int ac3, int fw_ver)
 {
 	int err;
 
+	if (fw_ver > 0x15) {
+		switch (qc->id) {
+		case V4L2_CID_BRIGHTNESS:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
+		case V4L2_CID_CONTRAST:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x40);
+		case V4L2_CID_SATURATION:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x40);
+		case V4L2_CID_HUE:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0x1e, 1, 0xf);
+		case V4L2_CID_SHARPNESS:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
+		}
+	} else {
+		switch (qc->id) {
+		case V4L2_CID_BRIGHTNESS:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x86);
+		case V4L2_CID_CONTRAST:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
+		case V4L2_CID_SATURATION:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
+		case V4L2_CID_HUE:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
+		case V4L2_CID_SHARPNESS:
+			return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
+		}
+	}
+
 	switch (qc->id) {
-	case V4L2_CID_BRIGHTNESS:
-		return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x86);
-	case V4L2_CID_CONTRAST:
-		return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
-	case V4L2_CID_SATURATION:
-		return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
-	case V4L2_CID_HUE:
-		return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
-	case V4L2_CID_SHARPNESS:
-		return v4l2_ctrl_query_fill(qc, 0x0, 0xff, 1, 0x80);
 	case V4L2_CID_MPEG_AUDIO_ENCODING:
 		return v4l2_ctrl_query_fill(
 			qc, V4L2_MPEG_AUDIO_ENCODING_AAC,
@@ -794,7 +813,8 @@ static int vidioc_queryctrl(struct file *file, void *private_data,
 
 		if (qc->id == supported_v4l2_ctrls[i])
 			return fill_queryctrl(&dev->options, qc,
-					      dev->flags & HDPVR_FLAG_AC3_CAP);
+					      dev->flags & HDPVR_FLAG_AC3_CAP,
+					      dev->fw_ver);
 
 		if (qc->id < supported_v4l2_ctrls[i])
 			break;
diff --git a/drivers/media/video/hdpvr/hdpvr.h b/drivers/media/video/hdpvr/hdpvr.h
index d6439db1d18b..fea3c6926997 100644
--- a/drivers/media/video/hdpvr/hdpvr.h
+++ b/drivers/media/video/hdpvr/hdpvr.h
@@ -113,6 +113,7 @@ struct hdpvr_device {
 	/* usb control transfer buffer and lock */
 	struct mutex		usbc_mutex;
 	u8			*usbc_buf;
+	u8			fw_ver;
 };
 
 static inline struct hdpvr_device *to_hdpvr_dev(struct v4l2_device *v4l2_dev)