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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-07-24 22:53:18 +0200
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-07-24 22:53:18 +0200
commit37525bebcfc15a1fe5a9cb50bf49b21bf43559c1 (patch)
tree298caca982f3040cd8e07a1035a2103dca13bca4 /drivers/ide/pci
parent0794230fd4b1bf61af8aabd7e987a595d6dbc430 (diff)
via82cxxx: cleanup ->init_chipset method
* Move the boot message and via_clock setup from init_chipset_via82cxxx() to via_init_one(). * Set vdev->via_config in via_init_one() and cleanup init_chipset_via82cxxx() accordingly. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/pci')
-rw-r--r--drivers/ide/pci/via82cxxx.c81
1 files changed, 35 insertions, 46 deletions
diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/pci/via82cxxx.c
index a8c050b462b..bc1675da37d 100644
--- a/drivers/ide/pci/via82cxxx.c
+++ b/drivers/ide/pci/via82cxxx.c
@@ -270,22 +270,11 @@ static unsigned int __devinit init_chipset_via82cxxx(struct pci_dev *dev, const
{
struct ide_host *host = pci_get_drvdata(dev);
struct via82cxxx_dev *vdev = host->host_priv;
- struct pci_dev *isa = NULL;
- struct via_isa_bridge *via_config;
+ struct via_isa_bridge *via_config = vdev->via_config;
u8 t, v;
u32 u;
/*
- * Find the ISA bridge to see how good the IDE is.
- */
- vdev->via_config = via_config = via_config_find(&isa);
-
- /* We checked this earlier so if it fails here deeep badness
- is involved */
-
- BUG_ON(!via_config->id);
-
- /*
* Detect cable and configure Clk66
*/
pci_read_config_dword(dev, VIA_UDMA_TIMING, &u);
@@ -330,39 +319,6 @@ static unsigned int __devinit init_chipset_via82cxxx(struct pci_dev *dev, const
pci_write_config_byte(dev, VIA_FIFO_CONFIG, t);
- /*
- * Determine system bus clock.
- */
-
- via_clock = (ide_pci_clk ? ide_pci_clk : 33) * 1000;
-
- switch (via_clock) {
- case 33000: via_clock = 33333; break;
- case 37000: via_clock = 37500; break;
- case 41000: via_clock = 41666; break;
- }
-
- if (via_clock < 20000 || via_clock > 50000) {
- printk(KERN_WARNING "VP_IDE: User given PCI clock speed "
- "impossible (%d), using 33 MHz instead.\n", via_clock);
- printk(KERN_WARNING "VP_IDE: Use ide0=ata66 if you want "
- "to assume 80-wire cable.\n");
- via_clock = 33333;
- }
-
- /*
- * Print the boot message.
- */
-
- printk(KERN_INFO "VP_IDE: VIA %s (rev %02x) IDE %sDMA%s "
- "controller on pci%s\n",
- via_config->name, isa->revision,
- via_config->udma_mask ? "U" : "MW",
- via_dma[via_config->udma_mask ?
- (fls(via_config->udma_mask) - 1) : 0],
- pci_name(dev));
-
- pci_dev_put(isa);
return 0;
}
@@ -444,12 +400,43 @@ static int __devinit via_init_one(struct pci_dev *dev, const struct pci_device_i
* Find the ISA bridge and check we know what it is.
*/
via_config = via_config_find(&isa);
- pci_dev_put(isa);
if (!via_config->id) {
printk(KERN_WARNING "VP_IDE: Unknown VIA SouthBridge, disabling DMA.\n");
return -ENODEV;
}
+ /*
+ * Print the boot message.
+ */
+ printk(KERN_INFO "VP_IDE: VIA %s (rev %02x) IDE %sDMA%s "
+ "controller on pci%s\n",
+ via_config->name, isa->revision,
+ via_config->udma_mask ? "U" : "MW",
+ via_dma[via_config->udma_mask ?
+ (fls(via_config->udma_mask) - 1) : 0],
+ pci_name(dev));
+
+ pci_dev_put(isa);
+
+ /*
+ * Determine system bus clock.
+ */
+ via_clock = (ide_pci_clk ? ide_pci_clk : 33) * 1000;
+
+ switch (via_clock) {
+ case 33000: via_clock = 33333; break;
+ case 37000: via_clock = 37500; break;
+ case 41000: via_clock = 41666; break;
+ }
+
+ if (via_clock < 20000 || via_clock > 50000) {
+ printk(KERN_WARNING "VP_IDE: User given PCI clock speed "
+ "impossible (%d), using 33 MHz instead.\n", via_clock);
+ printk(KERN_WARNING "VP_IDE: Use ide0=ata66 if you want "
+ "to assume 80-wire cable.\n");
+ via_clock = 33333;
+ }
+
if (idx == 0)
d.host_flags |= IDE_HFLAG_NO_AUTODMA;
else
@@ -471,6 +458,8 @@ static int __devinit via_init_one(struct pci_dev *dev, const struct pci_device_i
return -ENOMEM;
}
+ vdev->via_config = via_config;
+
rc = ide_pci_init_one(dev, &d, vdev);
if (rc)
kfree(vdev);