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Correct the delay durations as in the sample sources provided by Crystal Semiconductor.

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tanimura 2000-01-01 09:07:03 +00:00
parent 8ff2a6f6d4
commit 41a606e473
1 changed files with 4 additions and 4 deletions
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8
sys/dev/sound/pci/csa.c
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@ -286,7 +286,7 @@ csa_initialize(sc_p scp)
* for a reset.
*/
csa_writeio(resp, BA0_ACCTL, 0);
DELAY(250);
DELAY(100);
csa_writeio(resp, BA0_ACCTL, ACCTL_RSTN);
/*
@ -362,7 +362,7 @@ csa_initialize(sc_p scp)
* First, lets wait a short while to let things settle out a bit,
* and to prevent retrying the read too quickly.
*/
DELAY(250);
DELAY(125);
/*
* Read the AC97 status register to see if we've seen a CODEC READY
@ -398,7 +398,7 @@ csa_initialize(sc_p scp)
#if notdef
DELAY(10000000L); /* clw */
#else
DELAY(2500);
DELAY(1000);
#endif /* notdef */
/*
* Read the input slot valid register and see if input slots 3 and
@ -477,7 +477,7 @@ csa_clearserialfifos(csa_res *resp)
for (i = 0 ; i < 256 ; i++) {
/* Make sure the previous FIFO write operation has completed. */
for (j = 0 ; j < 5 ; j++) {
DELAY(250);
DELAY(100);
serbst = csa_readio(resp, BA0_SERBST);
if ((serbst & SERBST_WBSY) == 0)
break;