diff options
| author | Tejun Heo <tj@kernel.org> | 2009-01-16 09:27:27 +0300 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2009-01-16 18:20:27 +0300 |
| commit | 16028232bf6dc5ed7e4bd341ef335f386229ad0b (patch) | |
| tree | 44795da29621afb0012dc77c09f316b4e5a80cc4 | |
| parent | 94be9a58d7e683ac3c1df1858a17f09ebade8da0 (diff) | |
| download | linux-16028232bf6dc5ed7e4bd341ef335f386229ad0b.tar.xz | |
pata_atiixp: update port enabledness test handling
Port enabledness test fits much better into init_one() instead of
pre_reset(). The reason why these tests are in pre_reset() is purely
historical at this point. Move it to init_one(). This will help
further changes.
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
| -rw-r--r-- | drivers/ata/pata_atiixp.c | 32 |
1 files changed, 13 insertions, 19 deletions
diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c index 0e2cde8f9973..506adde8ebb3 100644 --- a/drivers/ata/pata_atiixp.c +++ b/drivers/ata/pata_atiixp.c @@ -32,21 +32,6 @@ enum { ATIIXP_IDE_UDMA_MODE = 0x56 }; -static int atiixp_pre_reset(struct ata_link *link, unsigned long deadline) -{ - struct ata_port *ap = link->ap; - static const struct pci_bits atiixp_enable_bits[] = { - { 0x48, 1, 0x01, 0x00 }, - { 0x48, 1, 0x08, 0x00 } - }; - struct pci_dev *pdev = to_pci_dev(ap->host->dev); - - if (!pci_test_config_bits(pdev, &atiixp_enable_bits[ap->port_no])) - return -ENOENT; - - return ata_sff_prereset(link, deadline); -} - static int atiixp_cable_detect(struct ata_port *ap) { struct pci_dev *pdev = to_pci_dev(ap->host->dev); @@ -229,10 +214,9 @@ static struct ata_port_operations atiixp_port_ops = { .cable_detect = atiixp_cable_detect, .set_piomode = atiixp_set_piomode, .set_dmamode = atiixp_set_dmamode, - .prereset = atiixp_pre_reset, }; -static int atiixp_init_one(struct pci_dev *dev, const struct pci_device_id *id) +static int atiixp_init_one(struct pci_dev *pdev, const struct pci_device_id *id) { static const struct ata_port_info info = { .flags = ATA_FLAG_SLAVE_POSS, @@ -241,8 +225,18 @@ static int atiixp_init_one(struct pci_dev *dev, const struct pci_device_id *id) .udma_mask = 0x3F, .port_ops = &atiixp_port_ops }; - const struct ata_port_info *ppi[] = { &info, NULL }; - return ata_pci_sff_init_one(dev, ppi, &atiixp_sht, NULL); + static const struct pci_bits atiixp_enable_bits[] = { + { 0x48, 1, 0x01, 0x00 }, + { 0x48, 1, 0x08, 0x00 } + }; + const struct ata_port_info *ppi[] = { &info, &info }; + int i; + + for (i = 0; i < 2; i++) + if (!pci_test_config_bits(pdev, &atiixp_enable_bits[i])) + ppi[i] = &ata_dummy_port_info; + + return ata_pci_sff_init_one(pdev, ppi, &atiixp_sht, NULL); } static const struct pci_device_id atiixp[] = { |