diff options
| author | Mauro Carvalho Chehab <mchehab@brturbo.com.br> | 2005-09-10 00:03:55 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-09-10 00:57:51 +0400 |
| commit | 08adb9e20be83bb4c5322bf15b966c537038f6d9 (patch) | |
| tree | 65d97de16e4bf83c451405ef2bce2f64ffe5e06f /drivers/media | |
| parent | 4c93b07a48039cee1d845f38294abec0f803e05e (diff) | |
| download | linux-08adb9e20be83bb4c5322bf15b966c537038f6d9.tar.xz | |
[PATCH] v4l: some error treatment implemented at resume functions.
- Some error treatment implemented at resume functions.
Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/video/bttv-driver.c | 18 | ||||
| -rw-r--r-- | drivers/media/video/cx88/cx88-mpeg.c | 20 | ||||
| -rw-r--r-- | drivers/media/video/cx88/cx88-video.c | 20 |
3 files changed, 51 insertions, 7 deletions
diff --git a/drivers/media/video/bttv-driver.c b/drivers/media/video/bttv-driver.c index 53ecdbf46222..b35c586a2250 100644 --- a/drivers/media/video/bttv-driver.c +++ b/drivers/media/video/bttv-driver.c @@ -4111,15 +4111,29 @@ static int bttv_resume(struct pci_dev *pci_dev) { struct bttv *btv = pci_get_drvdata(pci_dev); unsigned long flags; + int err; dprintk("bttv%d: resume\n", btv->c.nr); /* restore pci state */ if (btv->state.disabled) { - pci_enable_device(pci_dev); + err=pci_enable_device(pci_dev); + if (err) { + printk(KERN_WARNING "bttv%d: Can't enable device.\n", + btv->c.nr); + return err; + } btv->state.disabled = 0; } - pci_set_power_state(pci_dev, PCI_D0); + err=pci_set_power_state(pci_dev, PCI_D0); + if (err) { + pci_disable_device(pci_dev); + printk(KERN_WARNING "bttv%d: Can't enable device.\n", + btv->c.nr); + btv->state.disabled = 1; + return err; + } + pci_restore_state(pci_dev); /* restore bt878 state */ diff --git a/drivers/media/video/cx88/cx88-mpeg.c b/drivers/media/video/cx88/cx88-mpeg.c index 6d0d15c3a1c6..ee2300e1ae0b 100644 --- a/drivers/media/video/cx88/cx88-mpeg.c +++ b/drivers/media/video/cx88/cx88-mpeg.c @@ -455,14 +455,28 @@ int cx8802_suspend_common(struct pci_dev *pci_dev, pm_message_t state) int cx8802_resume_common(struct pci_dev *pci_dev) { - struct cx8802_dev *dev = pci_get_drvdata(pci_dev); + struct cx8802_dev *dev = pci_get_drvdata(pci_dev); struct cx88_core *core = dev->core; + int err; if (dev->state.disabled) { - pci_enable_device(pci_dev); + err=pci_enable_device(pci_dev); + if (err) { + printk(KERN_ERR "%s: can't enable device\n", + dev->core->name); + return err; + } dev->state.disabled = 0; } - pci_set_power_state(pci_dev, PCI_D0); + err=pci_set_power_state(pci_dev, PCI_D0); + if (err) { + printk(KERN_ERR "%s: can't enable device\n", + dev->core->name); + pci_disable_device(pci_dev); + dev->state.disabled = 1; + + return err; + } pci_restore_state(pci_dev); /* FIXME: re-initialize hardware */ diff --git a/drivers/media/video/cx88/cx88-video.c b/drivers/media/video/cx88/cx88-video.c index 61d4b29ec302..3dbc074fb515 100644 --- a/drivers/media/video/cx88/cx88-video.c +++ b/drivers/media/video/cx88/cx88-video.c @@ -2005,12 +2005,28 @@ static int cx8800_resume(struct pci_dev *pci_dev) { struct cx8800_dev *dev = pci_get_drvdata(pci_dev); struct cx88_core *core = dev->core; + int err; if (dev->state.disabled) { - pci_enable_device(pci_dev); + err=pci_enable_device(pci_dev); + if (err) { + printk(KERN_ERR "%s: can't enable device\n", + core->name); + return err; + } + dev->state.disabled = 0; } - pci_set_power_state(pci_dev, PCI_D0); + err= pci_set_power_state(pci_dev, PCI_D0); + if (err) { + printk(KERN_ERR "%s: can't enable device\n", + core->name); + + pci_disable_device(pci_dev); + dev->state.disabled = 1; + + return err; + } pci_restore_state(pci_dev); /* FIXME: re-initialize hardware */ |