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Diffstat (limited to 'drivers/ide/ide-timing.h')
-rw-r--r--drivers/ide/ide-timing.h20
1 files changed, 2 insertions, 18 deletions
diff --git a/drivers/ide/ide-timing.h b/drivers/ide/ide-timing.h
index e6cb8593b5ba..daffbb9797e1 100644
--- a/drivers/ide/ide-timing.h
+++ b/drivers/ide/ide-timing.h
@@ -106,23 +106,6 @@ static struct ide_timing ide_timing[] = {
106#define XFER_EPIO 0x01 106#define XFER_EPIO 0x01
107#define XFER_PIO 0x00 107#define XFER_PIO 0x00
108 108
109static short ide_find_best_pio_mode(ide_drive_t *drive)
110{
111 struct hd_driveid *id = drive->id;
112 short best = 0;
113
114 if (id->field_valid & 2) { /* EIDE PIO modes */
115
116 if ((best = (drive->id->eide_pio_modes & 4) ? XFER_PIO_5 :
117 (drive->id->eide_pio_modes & 2) ? XFER_PIO_4 :
118 (drive->id->eide_pio_modes & 1) ? XFER_PIO_3 : 0)) return best;
119 }
120
121 return (drive->id->tPIO == 2) ? XFER_PIO_2 :
122 (drive->id->tPIO == 1) ? XFER_PIO_1 :
123 (drive->id->tPIO == 0) ? XFER_PIO_0 : XFER_PIO_SLOW;
124}
125
126static void ide_timing_quantize(struct ide_timing *t, struct ide_timing *q, int T, int UT) 109static void ide_timing_quantize(struct ide_timing *t, struct ide_timing *q, int T, int UT)
127{ 110{
128 q->setup = EZ(t->setup * 1000, T); 111 q->setup = EZ(t->setup * 1000, T);
@@ -212,7 +195,8 @@ static int ide_timing_compute(ide_drive_t *drive, short speed, struct ide_timing
212 */ 195 */
213 196
214 if ((speed & XFER_MODE) != XFER_PIO) { 197 if ((speed & XFER_MODE) != XFER_PIO) {
215 ide_timing_compute(drive, ide_find_best_pio_mode(drive), &p, T, UT); 198 u8 pio = ide_get_best_pio_mode(drive, 255, 5);
199 ide_timing_compute(drive, XFER_PIO_0 + pio, &p, T, UT);
216 ide_timing_merge(&p, t, t, IDE_TIMING_ALL); 200 ide_timing_merge(&p, t, t, IDE_TIMING_ALL);
217 } 201 }
218 202