*/
/*
- * VLB Controller Support from
+ * VLB Controller Support from
* Wolfram Podien
* Rohoefe 3
* D28832 Achim
* #define UMC_DRIVE0 11
* in the beginning of the driver, which sets the speed of drive 0 to 11 (there
* are some lines present). 0 - 11 are allowed speed values. These values are
- * the results from the DOS speed test program supplied from UMC. 11 is the
+ * the results from the DOS speed test program supplied from UMC. 11 is the
* highest speed (about PIO mode 3)
*/
#define REALLY_SLOW_IO /* some systems can safely undef this */
#include <linux/mm.h>
#include <linux/ioport.h>
#include <linux/blkdev.h>
-#include <linux/hdreg.h>
#include <linux/ide.h>
#include <linux/init.h>
#include <asm/io.h>
+#define DRV_NAME "umc8672"
+
/*
* Default speeds. These can be changed with "auto-tune" and/or hdparm.
*/
#define UMC_DRIVE3 1 /* In case of crash reduce speed */
static u8 current_speeds[4] = {UMC_DRIVE0, UMC_DRIVE1, UMC_DRIVE2, UMC_DRIVE3};
-static const u8 pio_to_umc [5] = {0,3,7,10,11}; /* rough guesses */
+static const u8 pio_to_umc [5] = {0, 3, 7, 10, 11}; /* rough guesses */
/* 0 1 2 3 4 5 6 7 8 9 10 11 */
static const u8 speedtab [3][12] = {
- {0xf, 0xb, 0x2, 0x2, 0x2, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1 },
- {0x3, 0x2, 0x2, 0x2, 0x2, 0x2, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1 },
- {0xff,0xcb,0xc0,0x58,0x36,0x33,0x23,0x22,0x21,0x11,0x10,0x0}};
+ {0x0f, 0x0b, 0x02, 0x02, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x1},
+ {0x03, 0x02, 0x02, 0x02, 0x02, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x1},
+ {0xff, 0xcb, 0xc0, 0x58, 0x36, 0x33, 0x23, 0x22, 0x21, 0x11, 0x10, 0x0}
+};
-static void out_umc (char port,char wert)
+static void out_umc(char port, char wert)
{
- outb_p(port,0x108);
- outb_p(wert,0x109);
+ outb_p(port, 0x108);
+ outb_p(wert, 0x109);
}
-static inline u8 in_umc (char port)
+static inline u8 in_umc(char port)
{
- outb_p(port,0x108);
+ outb_p(port, 0x108);
return inb_p(0x109);
}
-static void umc_set_speeds (u8 speeds[])
+static void umc_set_speeds(u8 speeds[])
{
int i, tmp;
- outb_p(0x5A,0x108); /* enable umc */
+ outb_p(0x5A, 0x108); /* enable umc */
- out_umc (0xd7,(speedtab[0][speeds[2]] | (speedtab[0][speeds[3]]<<4)));
- out_umc (0xd6,(speedtab[0][speeds[0]] | (speedtab[0][speeds[1]]<<4)));
+ out_umc(0xd7, (speedtab[0][speeds[2]] | (speedtab[0][speeds[3]]<<4)));
+ out_umc(0xd6, (speedtab[0][speeds[0]] | (speedtab[0][speeds[1]]<<4)));
tmp = 0;
- for (i = 3; i >= 0; i--) {
+ for (i = 3; i >= 0; i--)
tmp = (tmp << 2) | speedtab[1][speeds[i]];
+ out_umc(0xdc, tmp);
+ for (i = 0; i < 4; i++) {
+ out_umc(0xd0 + i, speedtab[2][speeds[i]]);
+ out_umc(0xd8 + i, speedtab[2][speeds[i]]);
}
- out_umc (0xdc,tmp);
- for (i = 0;i < 4; i++) {
- out_umc (0xd0+i,speedtab[2][speeds[i]]);
- out_umc (0xd8+i,speedtab[2][speeds[i]]);
- }
- outb_p(0xa5,0x108); /* disable umc */
+ outb_p(0xa5, 0x108); /* disable umc */
- printk ("umc8672: drive speeds [0 to 11]: %d %d %d %d\n",
+ printk("umc8672: drive speeds [0 to 11]: %d %d %d %d\n",
speeds[0], speeds[1], speeds[2], speeds[3]);
}
static void umc_set_pio_mode(ide_drive_t *drive, const u8 pio)
{
+ ide_hwif_t *hwif = drive->hwif;
unsigned long flags;
- ide_hwgroup_t *hwgroup = ide_hwifs[HWIF(drive)->index^1].hwgroup;
printk("%s: setting umc8672 to PIO mode%d (speed %d)\n",
drive->name, pio, pio_to_umc[pio]);
spin_lock_irqsave(&ide_lock, flags);
- if (hwgroup && hwgroup->handler != NULL) {
+ if (hwif->mate && hwif->mate->hwgroup->handler) {
printk(KERN_ERR "umc8672: other interface is busy: exiting tune_umc()\n");
} else {
current_speeds[drive->name[2] - 'a'] = pio_to_umc[pio];
- umc_set_speeds (current_speeds);
+ umc_set_speeds(current_speeds);
}
spin_unlock_irqrestore(&ide_lock, flags);
}
+static const struct ide_port_ops umc8672_port_ops = {
+ .set_pio_mode = umc_set_pio_mode,
+};
+
static const struct ide_port_info umc8672_port_info __initdata = {
+ .name = DRV_NAME,
.chipset = ide_umc8672,
- .host_flags = IDE_HFLAG_NO_DMA | IDE_HFLAG_NO_AUTOTUNE,
+ .port_ops = &umc8672_port_ops,
+ .host_flags = IDE_HFLAG_NO_DMA,
.pio_mask = ATA_PIO4,
};
static int __init umc8672_probe(void)
{
unsigned long flags;
- static u8 idx[4] = { 0, 1, 0xff, 0xff };
- hw_regs_t hw[2];
if (!request_region(0x108, 2, "umc8672")) {
printk(KERN_ERR "umc8672: ports 0x108-0x109 already in use.\n");
return 1;
}
local_irq_save(flags);
- outb_p(0x5A,0x108); /* enable umc */
+ outb_p(0x5A, 0x108); /* enable umc */
if (in_umc (0xd5) != 0xa0) {
local_irq_restore(flags);
printk(KERN_ERR "umc8672: not found\n");
release_region(0x108, 2);
- return 1;
+ return 1;
}
- outb_p(0xa5,0x108); /* disable umc */
+ outb_p(0xa5, 0x108); /* disable umc */
- umc_set_speeds (current_speeds);
+ umc_set_speeds(current_speeds);
local_irq_restore(flags);
- memset(&hw, 0, sizeof(hw));
-
- ide_std_init_ports(&hw[0], 0x1f0, 0x3f6);
- hw[0].irq = 14;
-
- ide_std_init_ports(&hw[1], 0x170, 0x376);
- hw[1].irq = 15;
-
- ide_init_port_hw(&ide_hwifs[0], &hw[0]);
- ide_init_port_hw(&ide_hwifs[1], &hw[1]);
-
- ide_hwifs[0].set_pio_mode = &umc_set_pio_mode;
- ide_hwifs[1].set_pio_mode = &umc_set_pio_mode;
-
- ide_device_add(idx, &umc8672_port_info);
-
- return 0;
+ return ide_legacy_device_add(&umc8672_port_info, 0);
}
-int probe_umc8672 = 0;
+static int probe_umc8672;
module_param_named(probe, probe_umc8672, bool, 0);
MODULE_PARM_DESC(probe, "probe for UMC8672 chipset");
projects / linux-2.6-omap-h63xx.git / blobdiff