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revert the logic for wdc_wait_for_unbusy() in wdc_ata_bio_intr() to pre-NCQ, 

wdcintr() and wdctimeout() need that; follows same change
in atapi_wdc.c rev. 1.128
This commit is contained in:
jdolecek 2017-10-15 11:27:14 +00:00
parent 395f538331
commit d374073a97
1 changed files with 6 additions and 6 deletions
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12
sys/dev/ata/ata_wdc.c
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@ -1,4 +1,4 @@
/* $NetBSD: ata_wdc.c,v 1.107 2017/10/08 13:35:03 christos Exp $ */
/* $NetBSD: ata_wdc.c,v 1.108 2017/10/15 11:27:14 jdolecek Exp $ */
/*
* Copyright (c) 1998, 2001, 2003 Manuel Bouyer.
@ -54,7 +54,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ata_wdc.c,v 1.107 2017/10/08 13:35:03 christos Exp $");
__KERNEL_RCSID(0, "$NetBSD: ata_wdc.c,v 1.108 2017/10/15 11:27:14 jdolecek Exp $");
#include "opt_ata.h"
#include "opt_wdc.h"
@ -618,14 +618,13 @@ wdc_ata_bio_poll(struct ata_channel *chp, struct ata_xfer *xfer)
}
static int
wdc_ata_bio_intr(struct ata_channel *chp, struct ata_xfer *xfer, int is)
wdc_ata_bio_intr(struct ata_channel *chp, struct ata_xfer *xfer, int irq)
{
struct atac_softc *atac = chp->ch_atac;
struct wdc_softc *wdc = CHAN_TO_WDC(chp);
struct ata_bio *ata_bio = &xfer->c_bio;
struct ata_drive_datas *drvp = &chp->ch_drive[xfer->c_drive];
int drv_err, tfd;
bool poll = ((xfer->c_flags & C_POLL) != 0);
ATADEBUG_PRINT(("wdc_ata_bio_intr %s:%d:%d\n",
device_xname(atac->atac_dev), chp->ch_channel, xfer->c_drive),
@ -659,8 +658,9 @@ wdc_ata_bio_intr(struct ata_channel *chp, struct ata_xfer *xfer, int is)
#endif
/* Ack interrupt done by wdc_wait_for_unbusy */
if (wdc_wait_for_unbusy(chp, poll ? ATA_DELAY : 0, AT_POLL, &tfd) < 0) {
if (!poll && (xfer->c_flags & C_TIMEOU) == 0) {
if (wdc_wait_for_unbusy(chp,
(irq == 0) ? ATA_DELAY : 0, AT_POLL, &tfd) < 0) {
if (irq && (xfer->c_flags & C_TIMEOU) == 0) {
ata_channel_unlock(chp);
return 0; /* IRQ was not for us */
}