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path: root/drivers/ide/pci/atiixp.c
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Diffstat (limited to 'drivers/ide/pci/atiixp.c')
-rw-r--r--drivers/ide/pci/atiixp.c20
1 files changed, 2 insertions, 18 deletions
diff --git a/drivers/ide/pci/atiixp.c b/drivers/ide/pci/atiixp.c
index 2d48af32e3f4..f7e80d6076d7 100644
--- a/drivers/ide/pci/atiixp.c
+++ b/drivers/ide/pci/atiixp.c
@@ -49,22 +49,6 @@ static int save_mdma_mode[4];
49static DEFINE_SPINLOCK(atiixp_lock); 49static DEFINE_SPINLOCK(atiixp_lock);
50 50
51/** 51/**
52 * atiixp_ratemask - compute rate mask for ATIIXP IDE
53 * @drive: IDE drive to compute for
54 *
55 * Returns the available modes for the ATIIXP IDE controller.
56 */
57
58static u8 atiixp_ratemask(ide_drive_t *drive)
59{
60 u8 mode = 3;
61
62 if (!eighty_ninty_three(drive))
63 mode = min(mode, (u8)1);
64 return mode;
65}
66
67/**
68 * atiixp_dma_2_pio - return the PIO mode matching DMA 52 * atiixp_dma_2_pio - return the PIO mode matching DMA
69 * @xfer_rate: transfer speed 53 * @xfer_rate: transfer speed
70 * 54 *
@@ -189,7 +173,7 @@ static int atiixp_speedproc(ide_drive_t *drive, u8 xferspeed)
189 u16 tmp16; 173 u16 tmp16;
190 u8 speed, pio; 174 u8 speed, pio;
191 175
192 speed = ide_rate_filter(atiixp_ratemask(drive), xferspeed); 176 speed = ide_rate_filter(drive, xferspeed);
193 177
194 spin_lock_irqsave(&atiixp_lock, flags); 178 spin_lock_irqsave(&atiixp_lock, flags);
195 179
@@ -233,7 +217,7 @@ static int atiixp_speedproc(ide_drive_t *drive, u8 xferspeed)
233 217
234static int atiixp_config_drive_for_dma(ide_drive_t *drive) 218static int atiixp_config_drive_for_dma(ide_drive_t *drive)
235{ 219{
236 u8 speed = ide_dma_speed(drive, atiixp_ratemask(drive)); 220 u8 speed = ide_max_dma_mode(drive);
237 221
238 if (!speed) 222 if (!speed)
239 return 0; 223 return 0;