From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
To: linux-ide@vger.kernel.org
Cc: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>,
linux-kernel@vger.kernel.org
Subject: [PATCH 4/9] cmd640: use ide_find_port()
Date: Sat, 16 Feb 2008 21:26:55 +0100 [thread overview]
Message-ID: <20080216202655.25536.76193.sendpatchset@localhost.localdomain> (raw)
In-Reply-To: <20080216202634.25536.78915.sendpatchset@localhost.localdomain>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
---
drivers/ide/pci/cmd640.c | 30 ++++++++++++++++++------------
1 file changed, 18 insertions(+), 12 deletions(-)
Index: b/drivers/ide/pci/cmd640.c
===================================================================
--- a/drivers/ide/pci/cmd640.c
+++ b/drivers/ide/pci/cmd640.c
@@ -744,20 +744,21 @@ static int __init cmd640x_init(void)
printk(KERN_INFO "cmd640: buggy cmd640%c interface on %s, config=0x%02x"
"\n", 'a' + cmd640_chip_version - 1, bus_type, cfr);
- cmd_hwif0 = &ide_hwifs[0];
- cmd_hwif1 = &ide_hwifs[1];
+ cmd_hwif0 = ide_find_port();
/*
* Initialize data for primary port
*/
- oldnoprobe = cmd_hwif0->noprobe;
- ide_init_port_hw(cmd_hwif0, &hw[0]);
- cmd_hwif0->noprobe = oldnoprobe;
+ if (cmd_hwif0) {
+ oldnoprobe = cmd_hwif0->noprobe;
+ ide_init_port_hw(cmd_hwif0, &hw[0]);
+ cmd_hwif0->noprobe = oldnoprobe;
#ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
- cmd_hwif0->set_pio_mode = &cmd640_set_pio_mode;
+ cmd_hwif0->set_pio_mode = &cmd640_set_pio_mode;
#endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */
- idx[0] = cmd_hwif0->index;
+ idx[0] = cmd_hwif0->index;
+ }
/*
* Ensure compatibility by always using the slowest timings
@@ -772,7 +773,7 @@ static int __init cmd640x_init(void)
/*
* Try to enable the secondary interface, if not already enabled
*/
- if (cmd_hwif1->noprobe) {
+ if (cmd_hwif1 && cmd_hwif1->noprobe) {
port2 = "not probed";
} else {
b = get_cmd640_reg(CNTRL);
@@ -803,7 +804,7 @@ static int __init cmd640x_init(void)
/*
* Initialize data for secondary cmd640 port, if enabled
*/
- if (second_port_cmd640) {
+ if (second_port_cmd640 && cmd_hwif1) {
oldnoprobe = cmd_hwif1->noprobe;
ide_init_port_hw(cmd_hwif1, &hw[1]);
cmd_hwif1->noprobe = oldnoprobe;
@@ -813,7 +814,7 @@ static int __init cmd640x_init(void)
idx[1] = cmd_hwif1->index;
}
- printk(KERN_INFO "%s: %sserialized, secondary interface %s\n", cmd_hwif1->name,
+ printk(KERN_INFO "cmd640: %sserialized, secondary interface %s\n",
second_port_cmd640 ? "" : "not ", port2);
/*
@@ -823,10 +824,15 @@ static int __init cmd640x_init(void)
for (index = 0; index < (2 + (second_port_cmd640 << 1)); index++) {
ide_drive_t *drive;
- if (index > 1)
+ if (index > 1) {
+ if (cmd_hwif1 == NULL)
+ continue;
drive = &cmd_hwif1->drives[index & 1];
- else
+ } else {
+ if (cmd_hwif0 == NULL)
+ continue;
drive = &cmd_hwif0->drives[index & 1];
+ }
#ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
if (drive->autotune || ((index > 1) && second_port_toggled)) {
next prev parent reply other threads:[~2008-02-16 20:12 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-16 20:26 [PATCH 1/9] sgiioc4: use ide_find_port() Bartlomiej Zolnierkiewicz
2008-02-16 20:26 ` [PATCH 2/9] au1xxx-ide: " Bartlomiej Zolnierkiewicz
2008-02-16 20:26 ` [PATCH 3/9] cmd640: remove cmd_drives[] Bartlomiej Zolnierkiewicz
2008-02-16 20:26 ` Bartlomiej Zolnierkiewicz [this message]
2008-02-16 20:27 ` [PATCH 5/9] scc_pata: store 'hwif' pointer in struct scc_ports Bartlomiej Zolnierkiewicz
2008-02-16 20:27 ` [PATCH 6/9] umc8672: don't use ide_hwifs[] in umc_set_pio_mode() Bartlomiej Zolnierkiewicz
2008-02-16 20:27 ` [PATCH 7/9] ht6560b: use driver name for resource allocation Bartlomiej Zolnierkiewicz
2008-02-18 15:24 ` Sergei Shtylyov
2008-02-16 20:27 ` [PATCH 8/9] qd65xx: return error value in qd_probe() Bartlomiej Zolnierkiewicz
2008-02-18 17:00 ` Sergei Shtylyov
2008-02-16 20:27 ` [PATCH 9/9] ide: IDE_HFLAG_BOOTABLE -> IDE_HFLAG_NON_BOOTABLE Bartlomiej Zolnierkiewicz
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