ide: eliminate FIT() macro

Replace the FIT() macro with the kernel-provided clamp_val() macro.

FIT was always being called with a member of a struct ide_timing,
which are shorts, and constant constraints for the min and max.

Thus we can use clamp_val, rather than clamp_t.

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

3 files changed, 14 insertions, 15 deletions

diff --git a/drivers/ide/ide-timing.h b/drivers/ide/ide-timing.h
index 3b12ffe77071..2e91c5870b4c 100644
--- a/drivers/ide/ide-timing.h
+++ b/drivers/ide/ide-timing.h
@@ -95,7 +95,6 @@ static struct ide_timing ide_timing[] = {
 #define IDE_TIMING_UDMA         0x80
 #define IDE_TIMING_ALL          0xff
 
-#define FIT(v,vmin,vmax)        max_t(short,min_t(short,v,vmax),vmin)
 #define ENOUGH(v,unit)          (((v)-1)/(unit)+1)
 #define EZ(v,unit)              ((v)?ENOUGH(v,unit):0)
 
diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/pci/amd74xx.c
index efcf54338be7..a373101747b6 100644
--- a/drivers/ide/pci/amd74xx.c
+++ b/drivers/ide/pci/amd74xx.c
@@ -53,20 +53,20 @@ static void amd_set_speed(struct pci_dev *dev, u8 dn, u8 udma_mask,
         u8 t = 0, offset = amd_offset(dev);
 
         pci_read_config_byte(dev, AMD_ADDRESS_SETUP + offset, &t);
-        t = (t & ~(3 << ((3 - dn) << 1))) | ((FIT(timing->setup, 1, 4) - 1) << ((3 - dn) << 1));
+        t = (t & ~(3 << ((3 - dn) << 1))) | ((clamp_val(timing->setup, 1, 4) - 1) << ((3 - dn) << 1));
         pci_write_config_byte(dev, AMD_ADDRESS_SETUP + offset, t);
 
         pci_write_config_byte(dev, AMD_8BIT_TIMING + offset + (1 - (dn >> 1)),
-                ((FIT(timing->act8b, 1, 16) - 1) << 4) | (FIT(timing->rec8b, 1, 16) - 1));
+                ((clamp_val(timing->act8b, 1, 16) - 1) << 4) | (clamp_val(timing->rec8b, 1, 16) - 1));
 
         pci_write_config_byte(dev, AMD_DRIVE_TIMING + offset + (3 - dn),
-                ((FIT(timing->active, 1, 16) - 1) << 4) | (FIT(timing->recover, 1, 16) - 1));
+                ((clamp_val(timing->active, 1, 16) - 1) << 4) | (clamp_val(timing->recover, 1, 16) - 1));
 
         switch (udma_mask) {
-        case ATA_UDMA2: t = timing->udma ? (0xc0 | (FIT(timing->udma, 2, 5) - 2)) : 0x03; break;
-        case ATA_UDMA4: t = timing->udma ? (0xc0 | amd_cyc2udma[FIT(timing->udma, 2, 10)]) : 0x03; break;
-        case ATA_UDMA5: t = timing->udma ? (0xc0 | amd_cyc2udma[FIT(timing->udma, 1, 10)]) : 0x03; break;
-        case ATA_UDMA6: t = timing->udma ? (0xc0 | amd_cyc2udma[FIT(timing->udma, 1, 15)]) : 0x03; break;
+        case ATA_UDMA2: t = timing->udma ? (0xc0 | (clamp_val(timing->udma, 2, 5) - 2)) : 0x03; break;
+        case ATA_UDMA4: t = timing->udma ? (0xc0 | amd_cyc2udma[clamp_val(timing->udma, 2, 10)]) : 0x03; break;
+        case ATA_UDMA5: t = timing->udma ? (0xc0 | amd_cyc2udma[clamp_val(timing->udma, 1, 10)]) : 0x03; break;
+        case ATA_UDMA6: t = timing->udma ? (0xc0 | amd_cyc2udma[clamp_val(timing->udma, 1, 15)]) : 0x03; break;
         default: return;
         }
 
diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/pci/via82cxxx.c
index 566e0ecb8db1..e8c2570003ff 100644
--- a/drivers/ide/pci/via82cxxx.c
+++ b/drivers/ide/pci/via82cxxx.c
@@ -120,21 +120,21 @@ static void via_set_speed(ide_hwif_t *hwif, u8 dn, struct ide_timing *timing)
 
         if (~vdev->via_config->flags & VIA_BAD_AST) {
                 pci_read_config_byte(dev, VIA_ADDRESS_SETUP, &t);
-                t = (t & ~(3 << ((3 - dn) << 1))) | ((FIT(timing->setup, 1, 4) - 1) << ((3 - dn) << 1));
+                t = (t & ~(3 << ((3 - dn) << 1))) | ((clamp_val(timing->setup, 1, 4) - 1) << ((3 - dn) << 1));
                 pci_write_config_byte(dev, VIA_ADDRESS_SETUP, t);
         }
 
         pci_write_config_byte(dev, VIA_8BIT_TIMING + (1 - (dn >> 1)),
-                ((FIT(timing->act8b, 1, 16) - 1) << 4) | (FIT(timing->rec8b, 1, 16) - 1));
+                ((clamp_val(timing->act8b, 1, 16) - 1) << 4) | (clamp_val(timing->rec8b, 1, 16) - 1));
 
         pci_write_config_byte(dev, VIA_DRIVE_TIMING + (3 - dn),
-                ((FIT(timing->active, 1, 16) - 1) << 4) | (FIT(timing->recover, 1, 16) - 1));
+                ((clamp_val(timing->active, 1, 16) - 1) << 4) | (clamp_val(timing->recover, 1, 16) - 1));
 
         switch (vdev->via_config->udma_mask) {
-        case ATA_UDMA2: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 5) - 2)) : 0x03; break;
-        case ATA_UDMA4: t = timing->udma ? (0xe8 | (FIT(timing->udma, 2, 9) - 2)) : 0x0f; break;
-        case ATA_UDMA5: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 9) - 2)) : 0x07; break;
-        case ATA_UDMA6: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 9) - 2)) : 0x07; break;
+        case ATA_UDMA2: t = timing->udma ? (0xe0 | (clamp_val(timing->udma, 2, 5) - 2)) : 0x03; break;
+        case ATA_UDMA4: t = timing->udma ? (0xe8 | (clamp_val(timing->udma, 2, 9) - 2)) : 0x0f; break;
+        case ATA_UDMA5: t = timing->udma ? (0xe0 | (clamp_val(timing->udma, 2, 9) - 2)) : 0x07; break;
+        case ATA_UDMA6: t = timing->udma ? (0xe0 | (clamp_val(timing->udma, 2, 9) - 2)) : 0x07; break;
         default: return;
         }