diff options
Diffstat (limited to 'drivers/media/pci/saa7146/mxb.c')
| -rw-r--r-- | drivers/media/pci/saa7146/mxb.c | 37 |
1 files changed, 15 insertions, 22 deletions
diff --git a/drivers/media/pci/saa7146/mxb.c b/drivers/media/pci/saa7146/mxb.c index 71e8bead321..c4c8fce8f2b 100644 --- a/drivers/media/pci/saa7146/mxb.c +++ b/drivers/media/pci/saa7146/mxb.c @@ -357,7 +357,7 @@ static int mxb_init_done(struct saa7146_dev* dev) tea6420_route(mxb, 6); /* select video mode in saa7111a */ - saa7111a_call(mxb, core, s_std, std); + saa7111a_call(mxb, video, s_std, std); /* select tuner-output on saa7111a */ i = 0; @@ -379,8 +379,8 @@ static int mxb_init_done(struct saa7146_dev* dev) /* These two gpio calls set the GPIO pins that control the tda9820 */ saa7146_write(dev, GPIO_CTRL, 0x00404050); saa7111a_call(mxb, core, s_gpio, 1); - saa7111a_call(mxb, core, s_std, std); - tuner_call(mxb, core, s_std, std); + saa7111a_call(mxb, video, s_std, std); + tuner_call(mxb, video, s_std, std); /* switch to tuner-channel on tea6415c */ tea6415c_call(mxb, video, s_routing, 3, 17, 0); @@ -669,14 +669,10 @@ static int vidioc_g_register(struct file *file, void *fh, struct v4l2_dbg_regist { struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - if (v4l2_chip_match_host(®->match)) { - reg->val = saa7146_read(dev, reg->reg); - reg->size = 4; - return 0; - } - call_all(dev, core, g_register, reg); + if (reg->reg > pci_resource_len(dev->pci, 0) - 4) + return -EINVAL; + reg->val = saa7146_read(dev, reg->reg); + reg->size = 4; return 0; } @@ -684,13 +680,10 @@ static int vidioc_s_register(struct file *file, void *fh, const struct v4l2_dbg_ { struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - if (v4l2_chip_match_host(®->match)) { - saa7146_write(dev, reg->reg, reg->val); - return 0; - } - return call_all(dev, core, s_register, reg); + if (reg->reg > pci_resource_len(dev->pci, 0) - 4) + return -EINVAL; + saa7146_write(dev, reg->reg, reg->val); + return 0; } #endif @@ -778,9 +771,9 @@ static int std_callback(struct saa7146_dev *dev, struct saa7146_standard *standa /* These two gpio calls set the GPIO pins that control the tda9820 */ saa7146_write(dev, GPIO_CTRL, 0x00404050); saa7111a_call(mxb, core, s_gpio, 0); - saa7111a_call(mxb, core, s_std, std); + saa7111a_call(mxb, video, s_std, std); if (mxb->cur_input == 0) - tuner_call(mxb, core, s_std, std); + tuner_call(mxb, video, s_std, std); } else { v4l2_std_id std = V4L2_STD_PAL_BG; @@ -790,9 +783,9 @@ static int std_callback(struct saa7146_dev *dev, struct saa7146_standard *standa /* These two gpio calls set the GPIO pins that control the tda9820 */ saa7146_write(dev, GPIO_CTRL, 0x00404050); saa7111a_call(mxb, core, s_gpio, 1); - saa7111a_call(mxb, core, s_std, std); + saa7111a_call(mxb, video, s_std, std); if (mxb->cur_input == 0) - tuner_call(mxb, core, s_std, std); + tuner_call(mxb, video, s_std, std); } return 0; } |