diff options
Diffstat (limited to 'target/linux/ixp4xx/patches/160-nas100d_artop_temp_fix.patch')
| -rw-r--r-- | target/linux/ixp4xx/patches/160-nas100d_artop_temp_fix.patch | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/target/linux/ixp4xx/patches/160-nas100d_artop_temp_fix.patch b/target/linux/ixp4xx/patches/160-nas100d_artop_temp_fix.patch new file mode 100644 index 0000000000..b7ac4d94c6 --- /dev/null +++ b/target/linux/ixp4xx/patches/160-nas100d_artop_temp_fix.patch @@ -0,0 +1,49 @@ +From: Alan Cox <alan@redhat.com> +To: Alessandro Zummo <alessandro.zummo@towertech.it> +Cc: Jeff Garzik <jgarzik@redhat.com>, Alan Cox <alan@redhat.com> +Subject: Re: drivers/ata/pata_artop.c +Date: Sun, 15 Oct 2006 14:25:16 -0400 +User-Agent: Mutt/1.4.1i + +On Sun, Oct 15, 2006 at 07:18:31PM +0200, Alessandro Zummo wrote: +> In the discovery phase there's a lot of time spent in the detection +> of the second port. + +The error recovery is a bit determined right now - Tejun's been doing some +work on SRST behaviour and also for the worst cases polled detect so it +should come out ok + +> What's the correct way to inform the driver +> to avoid checking the second port? + +Set the number of ports to 1 in your own tree for now. The real fix is +not to go poking at pata ports if the ret is 0xFF + +--- + drivers/ata/pata_artop.c | 6 ++++++ + 1 file changed, 6 insertions(+) + +Index: linux-2.6.19/drivers/ata/pata_artop.c +=================================================================== +--- linux-2.6.19.orig/drivers/ata/pata_artop.c ++++ linux-2.6.19/drivers/ata/pata_artop.c +@@ -26,6 +26,7 @@ + #include <scsi/scsi_host.h> + #include <linux/libata.h> + #include <linux/ata.h> ++#include <asm/mach-types.h> + + #define DRV_NAME "pata_artop" + #define DRV_VERSION "0.4.2" +@@ -469,6 +470,11 @@ static int artop_init_one (struct pci_de + pci_read_config_byte(pdev, 0x4a, ®); + pci_write_config_byte(pdev, 0x4a, (reg & ~0x01) | 0x80); + ++ /* NAS100D workaround */ ++#ifdef CONFIG_MACH_NAS100D ++ if (machine_is_nas100d()) ++ ports = 1; ++#endif + } + + BUG_ON(info == NULL); |