From: Hans Verkuil <hans.verkuil@cisco.com>
Date: Fri, 15 Jun 2012 08:24:26 +0000 (-0300)
Subject: [media] gspca: always call v4l2_ctrl_handler_setup after start
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=82b343b231e0e29bc5d88998943cc4fd2fb61598;p=linux-beck.git

[media] gspca: always call v4l2_ctrl_handler_setup after start

This ensures the controls are setup correctly.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index b4fd548ada76..7bb23a91cb05 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -930,6 +930,7 @@ static int gspca_init_transfer(struct gspca_dev *gspca_dev)
 			goto out;
 		}
 		gspca_dev->streaming = 1;
+		v4l2_ctrl_handler_setup(gspca_dev->vdev.ctrl_handler);
 
 		/* some bulk transfers are started by the subdriver */
 		if (gspca_dev->cam.bulk && gspca_dev->cam.bulk_nurbs == 0)
@@ -2428,7 +2429,6 @@ int gspca_resume(struct usb_interface *intf)
 	 */
 	streaming = gspca_dev->streaming;
 	gspca_dev->streaming = 0;
-	v4l2_ctrl_handler_setup(gspca_dev->vdev.ctrl_handler);
 	if (streaming)
 		ret = gspca_init_transfer(gspca_dev);
 	mutex_unlock(&gspca_dev->usb_lock);
diff --git a/drivers/media/video/gspca/nw80x.c b/drivers/media/video/gspca/nw80x.c
index 74a05bab9f60..b8ab612243de 100644
--- a/drivers/media/video/gspca/nw80x.c
+++ b/drivers/media/video/gspca/nw80x.c
@@ -1878,7 +1878,6 @@ static int sd_start(struct gspca_dev *gspca_dev)
 		break;
 	}
 
-	v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
 	sd->exp_too_high_cnt = 0;
 	sd->exp_too_low_cnt = 0;
 	return gspca_dev->usb_err;
diff --git a/drivers/media/video/gspca/ov519.c b/drivers/media/video/gspca/ov519.c
index 35fa141945c0..3ae5e35dce40 100644
--- a/drivers/media/video/gspca/ov519.c
+++ b/drivers/media/video/gspca/ov519.c
@@ -4209,8 +4209,6 @@ static int sd_start(struct gspca_dev *gspca_dev)
 
 	set_ov_sensor_window(sd);
 
-	v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
-
 	/* Force clear snapshot state in case the snapshot button was
 	   pressed while we weren't streaming */
 	sd->snapshot_needs_reset = 1;
diff --git a/drivers/media/video/gspca/ov534_9.c b/drivers/media/video/gspca/ov534_9.c
index e934393cd806..06274871b783 100644
--- a/drivers/media/video/gspca/ov534_9.c
+++ b/drivers/media/video/gspca/ov534_9.c
@@ -1235,10 +1235,9 @@ static int sd_start(struct gspca_dev *gspca_dev)
 
 	if (sd->sensor == SENSOR_OV971x)
 		return gspca_dev->usb_err;
-	else if (sd->sensor == SENSOR_OV562x) {
-		v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
+	if (sd->sensor == SENSOR_OV562x)
 		return gspca_dev->usb_err;
-	}
+
 	switch (gspca_dev->curr_mode) {
 	case QVGA_MODE:			/* 320x240 */
 		sccb_w_array(gspca_dev, ov965x_start_1_vga,
@@ -1283,8 +1282,6 @@ static int sd_start(struct gspca_dev *gspca_dev)
 		break;
 	}
 
-	v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
-
 	reg_w(gspca_dev, 0xe0, 0x00);
 	reg_w(gspca_dev, 0xe0, 0x00);
 	set_led(gspca_dev, 1);
diff --git a/drivers/media/video/gspca/se401.c b/drivers/media/video/gspca/se401.c
index 17e7f89a1122..0b019ad72fbf 100644
--- a/drivers/media/video/gspca/se401.c
+++ b/drivers/media/video/gspca/se401.c
@@ -373,7 +373,6 @@ static int sd_start(struct gspca_dev *gspca_dev)
 	}
 	se401_set_feature(gspca_dev, SE401_OPERATINGMODE, mode);
 
-	v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
 	se401_set_feature(gspca_dev, HV7131_REG_ARLV, sd->resetlevel);
 
 	sd->packet_read = 0;
diff --git a/drivers/media/video/gspca/spca1528.c b/drivers/media/video/gspca/spca1528.c
index 315a5bf2034c..fa2075a7e486 100644
--- a/drivers/media/video/gspca/spca1528.c
+++ b/drivers/media/video/gspca/spca1528.c
@@ -261,10 +261,6 @@ static int sd_start(struct gspca_dev *gspca_dev)
 	/* the JPEG quality shall be 85% */
 	jpeg_set_qual(sd->jpeg_hdr, 85);
 
-	/* set the controls */
-	v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
-
-	msleep(5);
 	reg_r(gspca_dev, 0x00, 0x2520, 1);
 	msleep(8);
 
diff --git a/drivers/media/video/gspca/spca501.c b/drivers/media/video/gspca/spca501.c
index 8e2136a2b923..6d4debdd5b5c 100644
--- a/drivers/media/video/gspca/spca501.c
+++ b/drivers/media/video/gspca/spca501.c
@@ -1910,11 +1910,6 @@ static int sd_start(struct gspca_dev *gspca_dev)
 	}
 	reg_write(dev, SPCA501_REG_CTLRL, 0x01, 0x02);
 
-	/* HDG atleast the Intel CreateAndShare needs to have one of its
-	 * brightness / contrast / color set otherwise it assumes what seems
-	 * max contrast. Note that strange enough setting any of these is
-	 * enough to fix the max contrast problem, to be sure we set all 3 */
-	v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
 	return 0;
 }
 
diff --git a/drivers/media/video/gspca/spca505.c b/drivers/media/video/gspca/spca505.c
index a1def079a0c9..fea17a8217f3 100644
--- a/drivers/media/video/gspca/spca505.c
+++ b/drivers/media/video/gspca/spca505.c
@@ -679,13 +679,9 @@ static int sd_start(struct gspca_dev *gspca_dev)
 	reg_write(dev, SPCA50X_REG_COMPRESS, 0x06, mode_tb[mode][1]);
 	reg_write(dev, SPCA50X_REG_COMPRESS, 0x07, mode_tb[mode][2]);
 
-	ret = reg_write(dev, SPCA50X_REG_USB,
+	return reg_write(dev, SPCA50X_REG_USB,
 			 SPCA50X_USB_CTRL,
 			 SPCA50X_CUSB_ENABLE);
-
-	v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
-
-	return ret;
 }
 
 static void sd_stopN(struct gspca_dev *gspca_dev)
diff --git a/drivers/media/video/gspca/spca561.c b/drivers/media/video/gspca/spca561.c
index 168be551576e..00f4de7c6e84 100644
--- a/drivers/media/video/gspca/spca561.c
+++ b/drivers/media/video/gspca/spca561.c
@@ -592,7 +592,6 @@ static int sd_start_12a(struct gspca_dev *gspca_dev)
 	memcpy(gspca_dev->usb_buf, Reg8391, 8);
 	reg_w_buf(gspca_dev, 0x8391, 8);
 	reg_w_buf(gspca_dev, 0x8390, 8);
-	v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
 
 	/* Led ON (bit 3 -> 0 */
 	reg_w_val(gspca_dev->dev, 0x8114, 0x00);
diff --git a/drivers/media/video/gspca/stk014.c b/drivers/media/video/gspca/stk014.c
index 247365c2a519..18674570f13a 100644
--- a/drivers/media/video/gspca/stk014.c
+++ b/drivers/media/video/gspca/stk014.c
@@ -287,7 +287,6 @@ static int sd_start(struct gspca_dev *gspca_dev)
 	reg_w(gspca_dev, 0x0640, 0);
 	reg_w(gspca_dev, 0x0650, 0);
 	reg_w(gspca_dev, 0x0660, 0);
-	v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
 	set_par(gspca_dev, 0x09800000);		/* Red ? */
 	set_par(gspca_dev, 0x0a800000);		/* Green ? */
 	set_par(gspca_dev, 0x0b800000);		/* Blue ? */
diff --git a/drivers/media/video/gspca/sunplus.c b/drivers/media/video/gspca/sunplus.c
index 530652dcbfb2..bd3d5a615384 100644
--- a/drivers/media/video/gspca/sunplus.c
+++ b/drivers/media/video/gspca/sunplus.c
@@ -558,8 +558,6 @@ static void init_ctl_reg(struct gspca_dev *gspca_dev)
 	struct sd *sd = (struct sd *) gspca_dev;
 	int pollreg = 1;
 
-	v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
-
 	switch (sd->bridge) {
 	case BRIDGE_SPCA504:
 	case BRIDGE_SPCA504C:
diff --git a/drivers/media/video/gspca/tv8532.c b/drivers/media/video/gspca/tv8532.c
index 8baa03f7c604..ef39981bfb69 100644
--- a/drivers/media/video/gspca/tv8532.c
+++ b/drivers/media/video/gspca/tv8532.c
@@ -242,8 +242,6 @@ static int sd_start(struct gspca_dev *gspca_dev)
 
 	tv_8532_setReg(gspca_dev);
 
-	v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
-
 	/************************************************/
 	reg_w1(gspca_dev, R31_UPD, 0x01);	/* update registers */
 	msleep(200);
diff --git a/drivers/media/video/gspca/vc032x.c b/drivers/media/video/gspca/vc032x.c
index ee1a1c558e48..54a6cf92b745 100644
--- a/drivers/media/video/gspca/vc032x.c
+++ b/drivers/media/video/gspca/vc032x.c
@@ -3543,7 +3543,6 @@ static int sd_start(struct gspca_dev *gspca_dev)
 /*	case SENSOR_POxxxx: */
 		usb_exchange(gspca_dev, poxxxx_init_common);
 		setgamma(gspca_dev);
-		v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
 		usb_exchange(gspca_dev, poxxxx_init_start_3);
 		if (mode)
 			init = poxxxx_initQVGA;
@@ -3576,7 +3575,6 @@ static int sd_start(struct gspca_dev *gspca_dev)
 			break;
 		}
 		msleep(100);
-		v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
 	}
 	switch (sd->sensor) {
 	case SENSOR_OV7670:
diff --git a/drivers/media/video/gspca/xirlink_cit.c b/drivers/media/video/gspca/xirlink_cit.c
index 4fe2ab1c17d5..e074718658d8 100644
--- a/drivers/media/video/gspca/xirlink_cit.c
+++ b/drivers/media/video/gspca/xirlink_cit.c
@@ -2620,8 +2620,6 @@ static int sd_start(struct gspca_dev *gspca_dev)
 		break;
 	}
 
-	v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
-
 	/* Program max isoc packet size */
 	cit_write_reg(gspca_dev, packet_size >> 8, 0x0106);
 	cit_write_reg(gspca_dev, packet_size & 0xff, 0x0107);