ide: build-fix for CONFIG_BLK_DEV_IDEDMA_PMAC=n

IDE pmac host driver build fails with CONFIG_BLK_DEV_IDEDMA_PMAC=n
as reported by Kamalesh:

> drivers/ide/pmac.c: In function 'pmac_ide_set_pio_mode':
> drivers/ide/pmac.c:527: error: implicit declaration of function 'kauai_lookup_timing'
> drivers/ide/pmac.c:527: error: 'shasta_pio_timings' undeclared (first use in this function)
> drivers/ide/pmac.c:527: error: (Each undeclared identifier is reported only once
> drivers/ide/pmac.c:527: error: for each function it appears in.)
> drivers/ide/pmac.c:534: error: 'kauai_pio_timings' undeclared (first use in this function)
> drivers/ide/pmac.c: In function 'pmac_ide_do_resume':
> drivers/ide/pmac.c:914: error: 'IDE_WAKEUP_DELAY' undeclared (first use in this function)
> drivers/ide/pmac.c: At top level:
> drivers/ide/pmac.c:1007: error: 'pmac_ide_init_dma' undeclared here (not in a function)
> drivers/ide/pmac.c: In function 'pmac_ide_setup_device':
> drivers/ide/pmac.c:1107: error: 'IDE_WAKEUP_DELAY' undeclared (first use in this function)
> drivers/ide/pmac.c: In function 'pmac_ide_macio_attach':
> drivers/ide/pmac.c:1209: error: 'pmac_ide_hwif_t' has no member named 'dma_regs'
> drivers/ide/pmac.c:1210: error: 'pmac_ide_hwif_t' has no member named 'dma_regs'
> make[2]: *** [drivers/ide/pmac.o] Error 1

Fix it by removing the superfluous config option.

Reported-and-tested-by: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

2 files changed, 6 insertions, 38 deletions

diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig
index 6d7401772a8f..e6857e01d1ba 100644
--- a/drivers/ide/Kconfig
+++ b/drivers/ide/Kconfig
@@ -669,10 +669,12 @@ config BLK_DEV_CELLEB
 
 endif
 
+# TODO: BLK_DEV_IDEDMA_PCI -> BLK_DEV_IDEDMA_SFF
 config BLK_DEV_IDE_PMAC
         tristate "PowerMac on-board IDE support"
         depends on PPC_PMAC && IDE=y
         select IDE_TIMINGS
+        select BLK_DEV_IDEDMA_PCI
         help
           This driver provides support for the on-board IDE controller on
           most of the recent Apple Power Macintoshes and PowerBooks.
@@ -689,16 +691,6 @@ config BLK_DEV_IDE_PMAC_ATA100FIRST
           CD-ROM on hda. This option changes this to more natural hda for
           hard disk and hdc for CD-ROM.
 
-config BLK_DEV_IDEDMA_PMAC
-        bool "PowerMac IDE DMA support"
-        depends on BLK_DEV_IDE_PMAC
-        select BLK_DEV_IDEDMA_PCI
-        help
-          This option allows the driver for the on-board IDE controller on
-          Power Macintoshes and PowerBooks to use DMA (direct memory access)
-          to transfer data to and from memory.  Saying Y is safe and improves
-          performance.
-
 config BLK_DEV_IDE_AU1XXX
        bool "IDE for AMD Alchemy Au1200"
        depends on SOC_AU1200
@@ -912,7 +904,7 @@ config BLK_DEV_UMC8672
 endif
 
 config BLK_DEV_IDEDMA
-        def_bool BLK_DEV_IDEDMA_SFF || BLK_DEV_IDEDMA_PMAC || \
+        def_bool BLK_DEV_IDEDMA_SFF || \
                  BLK_DEV_IDEDMA_ICS || BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA
 
 endif # IDE
diff --git a/drivers/ide/pmac.c b/drivers/ide/pmac.c
index 2e19d6298536..7c481bb56fab 100644
--- a/drivers/ide/pmac.c
+++ b/drivers/ide/pmac.c
@@ -66,7 +66,6 @@ typedef struct pmac_ide_hwif {
         struct macio_dev                *mdev;
         u32                             timings[4];
         volatile u32 __iomem *          *kauai_fcr;
-#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC
         /* Those fields are duplicating what is in hwif. We currently
          * can't use the hwif ones because of some assumptions that are
          * beeing done by the generic code about the kind of dma controller
@@ -74,8 +73,6 @@ typedef struct pmac_ide_hwif {
          */
         volatile struct dbdma_regs __iomem *    dma_regs;
         struct dbdma_cmd*               dma_table_cpu;
-#endif
-        
 } pmac_ide_hwif_t;
 
 enum {
@@ -222,8 +219,6 @@ static const char* model_name[] = {
 #define KAUAI_FCR_UATA_RESET_N          0x00000002
 #define KAUAI_FCR_UATA_ENABLE           0x00000001
 
-#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC
-
 /* Rounded Multiword DMA timings
  * 
  * I gave up finding a generic formula for all controller
@@ -413,8 +408,6 @@ static int pmac_ide_build_dmatable(ide_drive_t *drive, struct request *rq);
 static void pmac_ide_selectproc(ide_drive_t *drive);
 static void pmac_ide_kauai_selectproc(ide_drive_t *drive);
 
-#endif /* CONFIG_BLK_DEV_IDEDMA_PMAC */
-
 #define PMAC_IDE_REG(x) \
         ((void __iomem *)((drive)->hwif->io_ports.data_addr + (x)))
 
@@ -584,8 +577,6 @@ pmac_ide_set_pio_mode(ide_drive_t *drive, const u8 pio)
         pmac_ide_do_update_timings(drive);
 }
 
-#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC
-
 /*
  * Calculate KeyLargo ATA/66 UDMA timings
  */
@@ -786,7 +777,6 @@ set_timings_mdma(ide_drive_t *drive, int intf_type, u32 *timings, u32 *timings2,
                 drive->name, speed & 0xf,  *timings);
 #endif  
 }
-#endif /* #ifdef CONFIG_BLK_DEV_IDEDMA_PMAC */
 
 static void pmac_ide_set_dma_mode(ide_drive_t *drive, const u8 speed)
 {
@@ -804,7 +794,6 @@ static void pmac_ide_set_dma_mode(ide_drive_t *drive, const u8 speed)
         tl[0] = *timings;
         tl[1] = *timings2;
 
-#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC
         if (speed >= XFER_UDMA_0) {
                 if (pmif->kind == controller_kl_ata4)
                         ret = set_timings_udma_ata4(&tl[0], speed);
@@ -817,7 +806,7 @@ static void pmac_ide_set_dma_mode(ide_drive_t *drive, const u8 speed)
                         ret = -1;
         } else
                 set_timings_mdma(drive, pmif->kind, &tl[0], &tl[1], speed);
-#endif /* CONFIG_BLK_DEV_IDEDMA_PMAC */
+
         if (ret)
                 return;
 
@@ -1008,9 +997,7 @@ static const struct ide_port_info pmac_port_info = {
         .chipset                = ide_pmac,
         .tp_ops                 = &pmac_tp_ops,
         .port_ops               = &pmac_ide_port_ops,
-#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC
         .dma_ops                = &pmac_dma_ops,
-#endif
         .host_flags             = IDE_HFLAG_SET_PIO_MODE_KEEP_DMA |
                                   IDE_HFLAG_POST_SET_MODE |
                                   IDE_HFLAG_MMIO |
@@ -1182,7 +1169,7 @@ pmac_ide_macio_attach(struct macio_dev *mdev, const struct of_device_id *match)
         pmif->regbase = regbase;
         pmif->irq = irq;
         pmif->kauai_fcr = NULL;
-#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC
+
         if (macio_resource_count(mdev) >= 2) {
                 if (macio_request_resource(mdev, 1, "ide-pmac (dma)"))
                         printk(KERN_WARNING "ide-pmac: can't request DMA "
@@ -1192,7 +1179,7 @@ pmac_ide_macio_attach(struct macio_dev *mdev, const struct of_device_id *match)
                         pmif->dma_regs = ioremap(macio_resource_start(mdev, 1), 0x1000);
         } else
                 pmif->dma_regs = NULL;
-#endif /* CONFIG_BLK_DEV_IDEDMA_PMAC */
+
         dev_set_drvdata(&mdev->ofdev.dev, pmif);
 
         memset(&hw, 0, sizeof(hw));
@@ -1300,9 +1287,7 @@ pmac_ide_pci_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 
         base = ioremap(rbase, rlen);
         pmif->regbase = (unsigned long) base + 0x2000;
-#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC
         pmif->dma_regs = base + 0x1000;
-#endif /* CONFIG_BLK_DEV_IDEDMA_PMAC */
         pmif->kauai_fcr = base;
         pmif->irq = pdev->irq;
 
@@ -1434,8 +1419,6 @@ out:
         return error;
 }
 
-#ifdef CONFIG_BLK_DEV_IDEDMA_PMAC
-
 /*
  * pmac_ide_build_dmatable builds the DBDMA command list
  * for a transfer and sets the DBDMA channel to point to it.
@@ -1723,13 +1706,6 @@ static int __devinit pmac_ide_init_dma(ide_hwif_t *hwif,
 
         return 0;
 }
-#else
-static int __devinit pmac_ide_init_dma(ide_hwif_t *hwif,
-                                       const struct ide_port_info *d)
-{
-        return -EOPNOTSUPP;
-}
-#endif /* CONFIG_BLK_DEV_IDEDMA_PMAC */
 
 module_init(pmac_ide_probe);