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| author | Dominik Brodowski <linux@dominikbrodowski.net> | 2010-04-08 19:23:07 +0200 |
|---|---|---|
| committer | Dominik Brodowski <linux@dominikbrodowski.net> | 2010-04-11 14:36:59 +0200 |
| commit | 509b0865fbd8ab6c820397706dde980c1c285538 (patch) | |
| tree | ab0b03f00b7e121e0beade45735ba44f00fd5f2d /drivers/pcmcia | |
| parent | d3e03f4ea81456d52810a03a17dd88f78a080818 (diff) | |
| download | linux-509b0865fbd8ab6c820397706dde980c1c285538.tar.bz2 | |
pcmcia: fix io_probe due to parent (PCI) resources
Similar to commit 7a96e87d, we need to be aware of any parent PCI
device when requesting IO regions, even only for testing
("probing").
Reported-by: Komuro <komurojun-mbn@nifty.com>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'drivers/pcmcia')
| -rw-r--r-- | drivers/pcmcia/rsrc_nonstatic.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c index 559069a80a3b..1178a823fbc6 100644 --- a/drivers/pcmcia/rsrc_nonstatic.c +++ b/drivers/pcmcia/rsrc_nonstatic.c @@ -214,7 +214,7 @@ static void do_io_probe(struct pcmcia_socket *s, unsigned int base, return; } for (i = base, most = 0; i < base+num; i += 8) { - res = claim_region(NULL, i, 8, IORESOURCE_IO, "PCMCIA ioprobe"); + res = claim_region(s, i, 8, IORESOURCE_IO, "PCMCIA ioprobe"); if (!res) continue; hole = inb(i); @@ -231,9 +231,14 @@ static void do_io_probe(struct pcmcia_socket *s, unsigned int base, bad = any = 0; for (i = base; i < base+num; i += 8) { - res = claim_region(NULL, i, 8, IORESOURCE_IO, "PCMCIA ioprobe"); - if (!res) + res = claim_region(s, i, 8, IORESOURCE_IO, "PCMCIA ioprobe"); + if (!res) { + if (!any) + printk(" excluding"); + if (!bad) + bad = any = i; continue; + } for (j = 0; j < 8; j++) if (inb(i+j) != most) break; @@ -253,6 +258,7 @@ static void do_io_probe(struct pcmcia_socket *s, unsigned int base, } if (bad) { if ((num > 16) && (bad == base) && (i == base+num)) { + sub_interval(&s_data->io_db, bad, i-bad); printk(" nothing: probe failed.\n"); return; } else { |