From 30b35399ceb2398d05837863476dcb12f12f3a82 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Wed, 11 Oct 2006 18:52:53 +0200 Subject: [ALSA] Various fixes for suspend/resume of ALSA PCI drivers - Check the return value of pci_enable_device() and request_irq() in the suspend. If any error occurs there, disable the device using snd_card_disconnect(). - Call pci_set_power_state() properly with pci_choose_state(). - Fix the order to call pci_set_power_state(). - Removed obsolete house-made PM codes in some drivers. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- sound/pci/ens1370.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) (limited to 'sound/pci/ens1370.c') diff --git a/sound/pci/ens1370.c b/sound/pci/ens1370.c index 8cb4fb2412d..d2a811f222c 100644 --- a/sound/pci/ens1370.c +++ b/sound/pci/ens1370.c @@ -2072,9 +2072,10 @@ static int snd_ensoniq_suspend(struct pci_dev *pci, pm_message_t state) udelay(100); snd_ak4531_suspend(ensoniq->u.es1370.ak4531); #endif - pci_set_power_state(pci, PCI_D3hot); + pci_disable_device(pci); pci_save_state(pci); + pci_set_power_state(pci, pci_choose_state(pci, state)); return 0; } @@ -2083,9 +2084,14 @@ static int snd_ensoniq_resume(struct pci_dev *pci) struct snd_card *card = pci_get_drvdata(pci); struct ensoniq *ensoniq = card->private_data; - pci_restore_state(pci); - pci_enable_device(pci); pci_set_power_state(pci, PCI_D0); + pci_restore_state(pci); + if (pci_enable_device(pci) < 0) { + printk(KERN_ERR DRIVER_NAME ": pci_enable_device failed, " + "disabling device\n"); + snd_card_disconnect(card); + return -EIO; + } pci_set_master(pci); snd_ensoniq_chip_init(ensoniq); -- cgit v1.2.3