* Support for the Winbond 83759A when operating in advanced mode.
* Multichip mode is not currently supported.
*/
-
+
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/pci.h>
int timing = 0x88 + (ap->port_no * 4) + (adev->devno * 2);
reg = winbond_readcfg(winbond->config, 0x81);
-
+
/* Get the timing data in cycles */
if (reg & 0x40) /* Fast VLB bus, assume 50MHz */
ata_timing_compute(adev, adev->pio_mode, &t, 20000, 1000);
recovery = (FIT(t.recover, 1, 15) + 1) & 0x0F;
timing = (active << 4) | recovery;
winbond_writecfg(winbond->config, timing, reg);
-
+
/* Load the setup timing */
-
+
reg = 0x35;
if (adev->class != ATA_DEV_ATA)
reg |= 0x08; /* FIFO off */
winbond_writecfg(port, 0x85, reg);
reg = winbond_readcfg(port, 0x81);
-
+
if (!(reg & 0x03)) /* Disabled */
return 0;
for (i = 0; i < 2 ; i ++) {
- if (reg & (1 << i)) {
+ if (reg & (1 << i)) {
/*
* Fill in a probe structure first of all
*/
pdev = platform_device_register_simple(DRV_NAME, nr_winbond_host, NULL, 0);
- if (pdev == NULL)
- return -ENOMEM;
+ if (IS_ERR(pdev))
+ return PTR_ERR(pdev);
memset(&ae, 0, sizeof(struct ata_probe_ent));
INIT_LIST_HEAD(&ae.node);
ae.pio_mask = 0x1F;
ae.sht = &winbond_sht;
-
+
ae.n_ports = 1;
ae.irq = 14 + i;
ae.irq_flags = 0;
int ct = 0;
int i;
-
+
if (probe_winbond == 0)
return -ENODEV;