Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1caae3682e2a712b64ce682702ed56bb3dc9f435
Commit: 1caae3682e2a712b64ce682702ed56bb3dc9f435
Parent: 222fa0b0d2fdb2373a71d532c2cabd2ec920b3b3
Author: Andres Salomon <[EMAIL PROTECTED]>
AuthorDate: Mon Sep 3 15:42:52 2007 +0200
Committer: Jaroslav Kysela <[EMAIL PROTECTED]>
CommitDate: Tue Oct 16 15:59:53 2007 +0200
[ALSA] cs5535audio: update PCI device handling in suspend/resume
Save the PCI state before disabling the device, and add some error checking.
Signed-off-by: Andres Salomon <[EMAIL PROTECTED]>
Signed-off-by: Takashi Iwai <[EMAIL PROTECTED]>
Signed-off-by: Jaroslav Kysela <[EMAIL PROTECTED]>
---
sound/pci/cs5535audio/cs5535audio_pm.c | 12 ++++++++++--
1 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/sound/pci/cs5535audio/cs5535audio_pm.c
b/sound/pci/cs5535audio/cs5535audio_pm.c
index 9a4e84a..838708f 100644
--- a/sound/pci/cs5535audio/cs5535audio_pm.c
+++ b/sound/pci/cs5535audio/cs5535audio_pm.c
@@ -74,8 +74,11 @@ int snd_cs5535audio_suspend(struct pci_dev *pci,
pm_message_t state)
/* save important regs, then disable aclink in hw */
snd_cs5535audio_stop_hardware(cs5535au);
+ if (pci_save_state(pci)) {
+ printk(KERN_ERR "cs5535audio: pci_save_state failed!\n");
+ return -EIO;
+ }
pci_disable_device(pci);
- pci_save_state(pci);
pci_set_power_state(pci, pci_choose_state(pci, state));
return 0;
}
@@ -89,7 +92,12 @@ int snd_cs5535audio_resume(struct pci_dev *pci)
int i;
pci_set_power_state(pci, PCI_D0);
- pci_restore_state(pci);
+ if (pci_restore_state(pci) < 0) {
+ printk(KERN_ERR "cs5535audio: pci_restore_state failed, "
+ "disabling device\n");
+ snd_card_disconnect(card);
+ return -EIO;
+ }
if (pci_enable_device(pci) < 0) {
printk(KERN_ERR "cs5535audio: pci_enable_device failed, "
"disabling device\n");
-
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