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ALSA: ctxfi - Avoid unneeded pci_read_config_*() calls 

Use struct pci subsystem_device and revision fields instead of
unneeded calls of pci_read_config_*().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2009-05-14 15:17:16 +02:00
parent 9fc20f030b
commit 35b053becb
1 changed files with 6 additions and 6 deletions
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12
sound/pci/ctxfi/ctatc.c
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@ -1190,14 +1190,14 @@ static int atc_dev_free(struct snd_device *dev)
static int atc_identify_card(struct ct_atc *atc)
{
u16 subsys = 0;
u8 revision = 0;
u16 subsys;
u8 revision;
struct pci_dev *pci = atc->pci;
const struct ct_atc_chip_details *d;
enum CTCARDS i;
pci_read_config_word(pci, PCI_SUBSYSTEM_ID, &subsys);
pci_read_config_byte(pci, PCI_REVISION_ID, &revision);
subsys = pci->subsystem_device;
revision = pci->revision;
atc->chip_details = NULL;
atc->model = NUM_CTCARDS;
for (d = atc_chip_details; d->vendor; d++) {
@ -1308,7 +1308,7 @@ static int atc_get_resources(struct ct_atc *atc)
struct sum_desc sum_dsc = {0};
struct sum_mgr *sum_mgr = NULL;
int err = 0, i = 0;
unsigned short subsys_id = 0;
unsigned short subsys_id;
atc->daios = kzalloc(sizeof(void *)*(DAIONUM), GFP_KERNEL);
if (NULL == atc->daios)
@ -1339,7 +1339,7 @@ static int atc_get_resources(struct ct_atc *atc)
}
atc->n_daio++;
}
pci_read_config_word(atc->pci, PCI_SUBSYSTEM_ID, &subsys_id);
subsys_id = atc->pci->subsystem_device;
if ((subsys_id == 0x0029) || (subsys_id == 0x0031)) {
/* SB073x cards */
da_desc.type = SPDIFI1;