Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ed00b41dc8bc286682d31ad64060ccc70513e90b
Commit:     ed00b41dc8bc286682d31ad64060ccc70513e90b
Parent:     5ef35be42dfaa155e02718a9bd34cc341f327883
Author:     Dwaine Garden <[EMAIL PROTECTED]>
AuthorDate: Wed Dec 27 10:23:28 2006 -0200
Committer:  Mauro Carvalho Chehab <[EMAIL PROTECTED]>
CommitDate: Wed Dec 27 14:19:21 2006 -0200

    V4L/DVB (4979): Fixes compilation when CONFIG_V4L1_COMPAT is not selected
    
    - SYSFS: Replaced all to_video_device(cd), video_device_create_file,
      video_device_remove_file and add the proper checks at create_file
    - Converted old norm values to V4L2 ones.
    - Robustness on sysfs hue/contrast/saturation queries.
      Additional check in order to return 0 if the driver is not opened.
    - Whitespace cleanups in usbvision-cards.c
    
    This patch merges two fixes by Thierry MERLE and Mauro Chehab, and adds
    additional checks.
    
    Signed-off-by: Dwaine Garden<[EMAIL PROTECTED]>
    Signed-off-by: Mauro Carvalho Chehab <[EMAIL PROTECTED]>
---
 drivers/media/video/usbvision/usbvision-cards.c |   11 +-
 drivers/media/video/usbvision/usbvision-video.c |  134 +++++++++++++++--------
 2 files changed, 94 insertions(+), 51 deletions(-)

diff --git a/drivers/media/video/usbvision/usbvision-cards.c 
b/drivers/media/video/usbvision/usbvision-cards.c
index 134eb98..a40e583 100644
--- a/drivers/media/video/usbvision/usbvision-cards.c
+++ b/drivers/media/video/usbvision/usbvision-cards.c
@@ -39,8 +39,8 @@ struct usbvision_device_data_st  usbvision_device_data[] = {
        {0x0573, 0x0400, -1, CODEC_SAA7113, 4, V4L2_STD_NTSC,  0, 0, 1, 0, 0,   
                       -1, -1,  0,  3,  7, "D-Link V100"},
        {0x0573, 0x2000, -1, CODEC_SAA7111, 2, V4L2_STD_NTSC,  1, 0, 1, 0, 0,   
                       -1, -1, -1, -1, -1, "X10 USB Camera"},
        {0x0573, 0x2d00, -1, CODEC_SAA7111, 2, V4L2_STD_PAL,   1, 0, 1, 0, 0,   
                       -1, -1, -1,  3,  7, "Osprey 50"},
-       {0x0573, 0x2d01, -1, CODEC_SAA7113, 2, V4L2_STD_NTSC,    0, 0, 1, 0, 0, 
                         -1, -1,  0,  3,  7, "Hauppauge USB-Live Model 600"},
-       {0x0573, 0x2101, -1, CODEC_SAA7113, 2, V4L2_STD_PAL,     2, 0, 1, 0, 0, 
                         -1, -1,  0,  3,  7, "Zoran Co. PMD (Nogatech) 
AV-grabber Manhattan"},
+       {0x0573, 0x2d01, -1, CODEC_SAA7113, 2, V4L2_STD_NTSC,  0, 0, 1, 0, 0,   
                       -1, -1,  0,  3,  7, "Hauppauge USB-Live Model 600"},
+       {0x0573, 0x2101, -1, CODEC_SAA7113, 2, V4L2_STD_PAL,   2, 0, 1, 0, 0,   
                       -1, -1,  0,  3,  7, "Zoran Co. PMD (Nogatech) AV-grabber 
Manhattan"},
        {0x0573, 0x4100, -1, CODEC_SAA7111, 3, V4L2_STD_NTSC,  1, 1, 1, 1, 
TUNER_PHILIPS_NTSC_M,       -1, -1, -1, 20, -1, "Nogatech USB-TV (NTSC) FM"},
        {0x0573, 0x4110, -1, CODEC_SAA7111, 3, V4L2_STD_NTSC,  1, 1, 1, 1, 
TUNER_PHILIPS_NTSC_M,       -1, -1, -1, 20, -1, "PNY USB-TV (NTSC) FM"},
        {0x0573, 0x4450,  0, CODEC_SAA7113, 3, V4L2_STD_PAL,   1, 1, 1, 1, 
TUNER_PHILIPS_PAL,          -1, -1,  0,  3,  7, "PixelView PlayTv-USB PRO (PAL) 
FM"},
@@ -71,10 +71,10 @@ struct usbvision_device_data_st  usbvision_device_data[] = {
        {0x0573, 0x4d37,  0, CODEC_SAA7113, 3, V4L2_STD_PAL,   1, 1, 1, 1, 
TUNER_PHILIPS_FM1216ME_MK3, -1, -1,  0,  3,  7, "Hauppauge WinTV USB device 
Model 40219 Rev E189"},
        {0x0768, 0x0006, -1, CODEC_SAA7113, 3, V4L2_STD_NTSC,  1, 1, 1, 1, 
TUNER_PHILIPS_NTSC_M,       -1, -1,  5,  5, -1, "Camtel Technology USB TV Genie 
Pro FM Model TVB330"},
        {0x07d0, 0x0001, -1, CODEC_SAA7113, 2, V4L2_STD_PAL,   0, 0, 1, 0, 0,   
                       -1, -1,  0,  3,  7, "Digital Video Creator I"},
-       {0x07d0, 0x0002, -1, CODEC_SAA7111, 2, V4L2_STD_NTSC,  0, 0, 1, 0, 0,   
                         -1, -1, 82, 20,  7, "Global Village GV-007 (NTSC)"},
+       {0x07d0, 0x0002, -1, CODEC_SAA7111, 2, V4L2_STD_NTSC,  0, 0, 1, 0, 0,   
                       -1, -1, 82, 20,  7, "Global Village GV-007 (NTSC)"},
        {0x07d0, 0x0003,  0, CODEC_SAA7113, 2, V4L2_STD_NTSC,  0, 0, 1, 0, 0,   
                       -1, -1,  0,  3,  7, "Dazzle Fusion Model DVC-50 Rev 1 
(NTSC)"},
        {0x07d0, 0x0004,  0, CODEC_SAA7113, 2, V4L2_STD_PAL,   0, 0, 1, 0, 0,   
                       -1, -1,  0,  3,  7, "Dazzle Fusion Model DVC-80 Rev 1 
(PAL)"},
-       {0x07d0, 0x0005,  0, CODEC_SAA7113, 2, V4L2_STD_SECAM, 0, 0, 1, 0, 0,   
                         -1, -1,  0,  3,  7, "Dazzle Fusion Model DVC-90 Rev 1 
(SECAM)"},
+       {0x07d0, 0x0005,  0, CODEC_SAA7113, 2, V4L2_STD_SECAM, 0, 0, 1, 0, 0,   
                       -1, -1,  0,  3,  7, "Dazzle Fusion Model DVC-90 Rev 1 
(SECAM)"},
        {0x2304, 0x010d, -1, CODEC_SAA7111, 3, V4L2_STD_PAL,   1, 0, 0, 1, 
TUNER_TEMIC_4066FY5_PAL_I,  -1, -1, -1, -1, -1, "Pinnacle Studio PCTV USB 
(PAL)"},
        {0x2304, 0x0109, -1, CODEC_SAA7111, 3, V4L2_STD_SECAM, 1, 0, 1, 1, 
TUNER_PHILIPS_SECAM,        -1, -1, -1, -1, -1, "Pinnacle Studio PCTV USB 
(SECAM)"},
        {0x2304, 0x0110, -1, CODEC_SAA7111, 3, V4L2_STD_PAL,   1, 1, 1, 1, 
TUNER_PHILIPS_PAL,          -1, -1,128, 23, -1, "Pinnacle Studio PCTV USB (PAL) 
FM"},
@@ -86,7 +86,7 @@ struct usbvision_device_data_st  usbvision_device_data[] = {
        {0x2304, 0x0300, -1, CODEC_SAA7113, 2, V4L2_STD_NTSC,  1, 0, 1, 0, 0,   
                       -1, -1,  0,  3,  7, "Pinnacle Studio Linx Video input 
cable (NTSC)"},
        {0x2304, 0x0301, -1, CODEC_SAA7113, 2, V4L2_STD_PAL,   1, 0, 1, 0, 0,   
                       -1, -1,  0,  3,  7, "Pinnacle Studio Linx Video input 
cable (PAL)"},
        {0x2304, 0x0419, -1, CODEC_SAA7113, 3, V4L2_STD_PAL,   1, 1, 1, 1, 
TUNER_TEMIC_4009FR5_PAL,    -1, -1,  0,  3,  7, "Pinnacle PCTV Bungee USB (PAL) 
FM"},
-       {0x2400, 0x4200, -1, CODEC_SAA7111, 3, VIDEO_MODE_NTSC,  1, 0, 1, 1, 
TUNER_PHILIPS_NTSC_M,       -1, -1, -1, -1, -1, "Hauppauge WinTv-USB"},
+       {0x2400, 0x4200, -1, CODEC_SAA7111, 3, V4L2_STD_NTSC,  1, 0, 1, 1, 
TUNER_PHILIPS_NTSC_M,       -1, -1, -1, -1, -1, "Hauppauge WinTv-USB"},
        {}  /* Terminating entry */
 };
 
@@ -148,7 +148,6 @@ struct usb_device_id usbvision_table [] = {
        { USB_DEVICE(0x2304, 0x0300) },  /* Pinnacle Studio Linx Video input 
cable (NTSC) */
        { USB_DEVICE(0x2304, 0x0301) },  /* Pinnacle Studio Linx Video input 
cable (PAL) */
        { USB_DEVICE(0x2304, 0x0419) },  /* Pinnacle PCTV Bungee USB (PAL) FM */
-
        { USB_DEVICE(0x2400, 0x4200) },  /* Hauppauge WinTv-USB2 Model 42012 */
 
        { }  /* Terminating entry */
diff --git a/drivers/media/video/usbvision/usbvision-video.c 
b/drivers/media/video/usbvision/usbvision-video.c
index 31b133e..8c7eba2 100644
--- a/drivers/media/video/usbvision/usbvision-video.c
+++ b/drivers/media/video/usbvision/usbvision-video.c
@@ -204,7 +204,7 @@ MODULE_ALIAS(DRIVER_ALIAS);
 
 static inline struct usb_usbvision *cd_to_usbvision(struct class_device *cd)
 {
-       struct video_device *vdev = to_video_device(cd);
+       struct video_device *vdev = container_of(cd, struct video_device, 
class_dev);
        return video_get_drvdata(vdev);
 }
 
@@ -214,81 +214,85 @@ static ssize_t show_version(struct class_device *cd, char 
*buf)
 }
 static CLASS_DEVICE_ATTR(version, S_IRUGO, show_version, NULL);
 
-static ssize_t show_model(struct class_device *class_dev, char *buf)
+static ssize_t show_model(struct class_device *cd, char *buf)
 {
-       struct video_device *vdev = to_video_device(class_dev);
+       struct video_device *vdev = container_of(cd, struct video_device, 
class_dev);
        struct usb_usbvision *usbvision = video_get_drvdata(vdev);
        return sprintf(buf, "%s\n", 
usbvision_device_data[usbvision->DevModel].ModelString);
 }
 static CLASS_DEVICE_ATTR(model, S_IRUGO, show_model, NULL);
 
-static ssize_t show_hue(struct class_device *class_dev, char *buf)
+static ssize_t show_hue(struct class_device *cd, char *buf)
 {
-       struct video_device *vdev = to_video_device(class_dev);
+       struct video_device *vdev = container_of(cd, struct video_device, 
class_dev);
        struct usb_usbvision *usbvision = video_get_drvdata(vdev);
        struct v4l2_control ctrl;
        ctrl.id = V4L2_CID_HUE;
        ctrl.value = 0;
-       call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl);
+       if(usbvision->user)
+               call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl);
        return sprintf(buf, "%d\n", ctrl.value >> 8);
 }
 static CLASS_DEVICE_ATTR(hue, S_IRUGO, show_hue, NULL);
 
-static ssize_t show_contrast(struct class_device *class_dev, char *buf)
+static ssize_t show_contrast(struct class_device *cd, char *buf)
 {
-       struct video_device *vdev = to_video_device(class_dev);
+       struct video_device *vdev = container_of(cd, struct video_device, 
class_dev);
        struct usb_usbvision *usbvision = video_get_drvdata(vdev);
        struct v4l2_control ctrl;
        ctrl.id = V4L2_CID_CONTRAST;
        ctrl.value = 0;
-       call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl);
+       if(usbvision->user)
+               call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl);
        return sprintf(buf, "%d\n", ctrl.value >> 8);
 }
 static CLASS_DEVICE_ATTR(contrast, S_IRUGO, show_contrast, NULL);
 
-static ssize_t show_brightness(struct class_device *class_dev, char *buf)
+static ssize_t show_brightness(struct class_device *cd, char *buf)
 {
-       struct video_device *vdev = to_video_device(class_dev);
+       struct video_device *vdev = container_of(cd, struct video_device, 
class_dev);
        struct usb_usbvision *usbvision = video_get_drvdata(vdev);
        struct v4l2_control ctrl;
        ctrl.id = V4L2_CID_BRIGHTNESS;
        ctrl.value = 0;
-       call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl);
+       if(usbvision->user)
+               call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl);
        return sprintf(buf, "%d\n", ctrl.value >> 8);
 }
 static CLASS_DEVICE_ATTR(brightness, S_IRUGO, show_brightness, NULL);
 
-static ssize_t show_saturation(struct class_device *class_dev, char *buf)
+static ssize_t show_saturation(struct class_device *cd, char *buf)
 {
-       struct video_device *vdev = to_video_device(class_dev);
+       struct video_device *vdev = container_of(cd, struct video_device, 
class_dev);
        struct usb_usbvision *usbvision = video_get_drvdata(vdev);
        struct v4l2_control ctrl;
        ctrl.id = V4L2_CID_SATURATION;
        ctrl.value = 0;
-       call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl);
+       if(usbvision->user)
+               call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl);
        return sprintf(buf, "%d\n", ctrl.value >> 8);
 }
 static CLASS_DEVICE_ATTR(saturation, S_IRUGO, show_saturation, NULL);
 
-static ssize_t show_streaming(struct class_device *class_dev, char *buf)
+static ssize_t show_streaming(struct class_device *cd, char *buf)
 {
-       struct video_device *vdev = to_video_device(class_dev);
+       struct video_device *vdev = container_of(cd, struct video_device, 
class_dev);
        struct usb_usbvision *usbvision = video_get_drvdata(vdev);
        return sprintf(buf, "%s\n", 
YES_NO(usbvision->streaming==Stream_On?1:0));
 }
 static CLASS_DEVICE_ATTR(streaming, S_IRUGO, show_streaming, NULL);
 
-static ssize_t show_compression(struct class_device *class_dev, char *buf)
+static ssize_t show_compression(struct class_device *cd, char *buf)
 {
-       struct video_device *vdev = to_video_device(class_dev);
+       struct video_device *vdev = container_of(cd, struct video_device, 
class_dev);
        struct usb_usbvision *usbvision = video_get_drvdata(vdev);
        return sprintf(buf, "%s\n", 
YES_NO(usbvision->isocMode==ISOC_MODE_COMPRESS));
 }
 static CLASS_DEVICE_ATTR(compression, S_IRUGO, show_compression, NULL);
 
-static ssize_t show_device_bridge(struct class_device *class_dev, char *buf)
+static ssize_t show_device_bridge(struct class_device *cd, char *buf)
 {
-       struct video_device *vdev = to_video_device(class_dev);
+       struct video_device *vdev = container_of(cd, struct video_device, 
class_dev);
        struct usb_usbvision *usbvision = video_get_drvdata(vdev);
        return sprintf(buf, "%d\n", usbvision->bridgeType);
 }
@@ -297,31 +301,71 @@ static CLASS_DEVICE_ATTR(bridge, S_IRUGO, 
show_device_bridge, NULL);
 static void usbvision_create_sysfs(struct video_device *vdev)
 {
        int res;
-       if (vdev) {
-               res=video_device_create_file(vdev, &class_device_attr_version);
-               res=video_device_create_file(vdev, &class_device_attr_model);
-               res=video_device_create_file(vdev, &class_device_attr_hue);
-               res=video_device_create_file(vdev, &class_device_attr_contrast);
-               res=video_device_create_file(vdev, 
&class_device_attr_brightness);
-               res=video_device_create_file(vdev, 
&class_device_attr_saturation);
-               res=video_device_create_file(vdev, 
&class_device_attr_streaming);
-               res=video_device_create_file(vdev, 
&class_device_attr_compression);
-               res=video_device_create_file(vdev, &class_device_attr_bridge);
-       }
+       if (!vdev)
+               return;
+       do {
+               res=class_device_create_file(&vdev->class_dev,
+                                            &class_device_attr_version);
+               if (res<0)
+                       break;
+               res=class_device_create_file(&vdev->class_dev,
+                                            &class_device_attr_model);
+               if (res<0)
+                       break;
+               res=class_device_create_file(&vdev->class_dev,
+                                            &class_device_attr_hue);
+               if (res<0)
+                       break;
+               res=class_device_create_file(&vdev->class_dev,
+                                            &class_device_attr_contrast);
+               if (res<0)
+                       break;
+               res=class_device_create_file(&vdev->class_dev,
+                                            &class_device_attr_brightness);
+               if (res<0)
+                       break;
+               res=class_device_create_file(&vdev->class_dev,
+                                            &class_device_attr_saturation);
+               if (res<0)
+                       break;
+               res=class_device_create_file(&vdev->class_dev,
+                                            &class_device_attr_streaming);
+               if (res<0)
+                       break;
+               res=class_device_create_file(&vdev->class_dev,
+                                            &class_device_attr_compression);
+               if (res<0)
+                       break;
+               res=class_device_create_file(&vdev->class_dev,
+                                            &class_device_attr_bridge);
+               if (res>=0)
+                       return;
+       } while (0);
+
+       err("%s error: %d\n", __FUNCTION__, res);
 }
 
 static void usbvision_remove_sysfs(struct video_device *vdev)
 {
        if (vdev) {
-               video_device_remove_file(vdev, &class_device_attr_version);
-               video_device_remove_file(vdev, &class_device_attr_model);
-               video_device_remove_file(vdev, &class_device_attr_hue);
-               video_device_remove_file(vdev, &class_device_attr_contrast);
-               video_device_remove_file(vdev, &class_device_attr_brightness);
-               video_device_remove_file(vdev, &class_device_attr_saturation);
-               video_device_remove_file(vdev, &class_device_attr_streaming);
-               video_device_remove_file(vdev, &class_device_attr_compression);
-               video_device_remove_file(vdev, &class_device_attr_bridge);
+               class_device_remove_file(&vdev->class_dev,
+                                        &class_device_attr_version);
+               class_device_remove_file(&vdev->class_dev,
+                                        &class_device_attr_model);
+               class_device_remove_file(&vdev->class_dev,
+                                        &class_device_attr_hue);
+               class_device_remove_file(&vdev->class_dev,
+                                        &class_device_attr_contrast);
+               class_device_remove_file(&vdev->class_dev,
+                                        &class_device_attr_brightness);
+               class_device_remove_file(&vdev->class_dev,
+                                        &class_device_attr_saturation);
+               class_device_remove_file(&vdev->class_dev,
+                                        &class_device_attr_streaming);
+               class_device_remove_file(&vdev->class_dev,
+                                        &class_device_attr_compression);
+               class_device_remove_file(&vdev->class_dev,
+                                        &class_device_attr_bridge);
        }
 }
 
@@ -1933,22 +1977,22 @@ static void customdevice_process(void)
                {
                        case 'P':
                                PDEBUG(DBG_PROBE, "VideoNorm=PAL");
-                               
usbvision_device_data[0].VideoNorm=VIDEO_MODE_PAL;
+                               usbvision_device_data[0].VideoNorm=V4L2_STD_PAL;
                                break;
 
                        case 'S':
                                PDEBUG(DBG_PROBE, "VideoNorm=SECAM");
-                               
usbvision_device_data[0].VideoNorm=VIDEO_MODE_SECAM;
+                               
usbvision_device_data[0].VideoNorm=V4L2_STD_SECAM;
                                break;
 
                        case 'N':
                                PDEBUG(DBG_PROBE, "VideoNorm=NTSC");
-                               
usbvision_device_data[0].VideoNorm=VIDEO_MODE_NTSC;
+                               
usbvision_device_data[0].VideoNorm=V4L2_STD_NTSC;
                                break;
 
                        default:
                                PDEBUG(DBG_PROBE, "VideoNorm=PAL (by default)");
-                               
usbvision_device_data[0].VideoNorm=VIDEO_MODE_PAL;
+                               usbvision_device_data[0].VideoNorm=V4L2_STD_PAL;
                                break;
                }
                goto2next(parse);
-
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