diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/hid/usbhid/hiddev.c | 4 | ||||
| -rw-r--r-- | drivers/video/aty/radeon_pm.c | 24 |
2 files changed, 26 insertions, 2 deletions
diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c index 4940e4d70c2d..1f5b5d4c3c34 100644 --- a/drivers/hid/usbhid/hiddev.c +++ b/drivers/hid/usbhid/hiddev.c @@ -306,7 +306,7 @@ static int hiddev_open(struct inode *inode, struct file *file) return 0; bail: file->private_data = NULL; - kfree(list->hiddev); + kfree(list); return res; } @@ -323,7 +323,7 @@ static ssize_t hiddev_write(struct file * file, const char __user * buffer, size */ static ssize_t hiddev_read(struct file * file, char __user * buffer, size_t count, loff_t *ppos) { - DECLARE_WAITQUEUE(wait, current); + DEFINE_WAIT(wait); struct hiddev_list *list = file->private_data; int event_size; int retval; diff --git a/drivers/video/aty/radeon_pm.c b/drivers/video/aty/radeon_pm.c index 81603f85e17e..c6d7cc76516f 100644 --- a/drivers/video/aty/radeon_pm.c +++ b/drivers/video/aty/radeon_pm.c @@ -2507,6 +2507,25 @@ static void radeon_reinitialize_QW(struct radeonfb_info *rinfo) #endif /* CONFIG_PPC_OF */ +static void radeonfb_whack_power_state(struct radeonfb_info *rinfo, pci_power_t state) +{ + u16 pwr_cmd; + + for (;;) { + pci_read_config_word(rinfo->pdev, + rinfo->pm_reg+PCI_PM_CTRL, + &pwr_cmd); + if (pwr_cmd & 2) + break; + pwr_cmd = (pwr_cmd & ~PCI_PM_CTRL_STATE_MASK) | 2; + pci_write_config_word(rinfo->pdev, + rinfo->pm_reg+PCI_PM_CTRL, + pwr_cmd); + msleep(500); + } + rinfo->pdev->current_state = state; +} + static void radeon_set_suspend(struct radeonfb_info *rinfo, int suspend) { u32 tmp; @@ -2558,6 +2577,11 @@ static void radeon_set_suspend(struct radeonfb_info *rinfo, int suspend) /* Switch PCI power management to D2. */ pci_disable_device(rinfo->pdev); pci_save_state(rinfo->pdev); + /* The chip seems to need us to whack the PM register + * repeatedly until it sticks. We do that -prior- to + * calling pci_set_power_state() + */ + radeonfb_whack_power_state(rinfo, PCI_D2); pci_set_power_state(rinfo->pdev, PCI_D2); } else { printk(KERN_DEBUG "radeonfb (%s): switching to D0 state...\n", |