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Move to using tsleeps in the cardbus reset case as well. This

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eliminates the last of the DELAYs in pccbb.
This commit is contained in:
Warner Losh 2005-07-15 03:25:22 +00:00
parent e9651b673d
commit d224ede0da
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=148025
1 changed files with 7 additions and 3 deletions
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10
sys/dev/pccbb/pccbb.c
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@ -893,17 +893,21 @@ cbb_cardbus_reset(device_t brdev)
struct cbb_softc *sc = device_get_softc(brdev);
int delay_us;
delay_us = sc->chipset == CB_RF5C47X ? 400*1000 : 20*1000;
/*
* 20ms is necessary for most bridges. For some reason, the Ricoh
* RF5C47x bridges need 400ms.
*/
delay = sc->chipset == CB_RF5C47X ? 400 : 20;
PCI_MASK_CONFIG(brdev, CBBR_BRIDGECTRL, |CBBM_BRIDGECTRL_RESET, 2);
DELAY(delay_us);
tsleep(sc, PZERO, "cbbP3", hz * delay / 1000);
/* If a card exists, unreset it! */
if (CBB_CARD_PRESENT(cbb_get(sc, CBB_SOCKET_STATE))) {
PCI_MASK_CONFIG(brdev, CBBR_BRIDGECTRL,
&~CBBM_BRIDGECTRL_RESET, 2);
DELAY(delay_us);
tsleep(sc, PZERO, "cbbP3", hz * delay / 1000);
}
}