[PATCH] ide: make void and rename ide_dma_timeout() method Since ide_dma_timeout() method's result is discarded, make it return 'void'. While at it, drop 'ide_' from the method's name, drop the '__' prefix from the default method's name, and do some cleanups in this method driver-wise: - in ide-dma.c, au1xxx-ide.c, and pdc202xx_old.c, define/use 'hwif' variable; - in au1xxx-ide.c, get rid of commented out printk(); - in sl82c105.c, get rid of unnecessary variables. Signed-off-by: Sergei Shtylyov Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/arm/icside.c | 11 +++++------ drivers/ide/ide-dma.c | 17 ++++++++++------- drivers/ide/ide-io.c | 2 +- drivers/ide/ide.c | 2 +- drivers/ide/mips/au1xxx-ide.c | 12 ++++++------ drivers/ide/pci/hpt366.c | 6 +++--- drivers/ide/pci/pdc202xx_old.c | 13 ++++++++----- drivers/ide/pci/sgiioc4.c | 2 +- drivers/ide/pci/sl82c105.c | 13 +++++-------- drivers/ide/ppc/pmac.c | 2 +- include/linux/ide.h | 4 ++-- 11 files changed, 43 insertions(+), 41 deletions(-) Index: linux-2.6/drivers/ide/arm/icside.c =================================================================== --- linux-2.6.orig/drivers/ide/arm/icside.c +++ linux-2.6/drivers/ide/arm/icside.c @@ -448,17 +448,16 @@ static int icside_dma_test_irq(ide_drive ICS_ARCIN_V6_INTRSTAT_1)) & 1; } -static int icside_dma_timeout(ide_drive_t *drive) +static void icside_dma_timeout(ide_drive_t *drive) { printk(KERN_ERR "%s: DMA timeout occurred: ", drive->name); if (icside_dma_test_irq(drive)) - return 0; + return; - ide_dump_status(drive, "DMA timeout", - HWIF(drive)->INB(IDE_STATUS_REG)); + ide_dump_status(drive, "DMA timeout", HWIF(drive)->INB(IDE_STATUS_REG)); - return icside_dma_end(drive); + icside_dma_end(drive); } static void icside_dma_lost_irq(ide_drive_t *drive) @@ -489,7 +488,7 @@ static void icside_dma_init(ide_hwif_t * hwif->dma_start = icside_dma_start; hwif->ide_dma_end = icside_dma_end; hwif->ide_dma_test_irq = icside_dma_test_irq; - hwif->ide_dma_timeout = icside_dma_timeout; + hwif->dma_timeout = icside_dma_timeout; hwif->dma_lost_irq = icside_dma_lost_irq; hwif->drives[0].autodma = hwif->autodma; Index: linux-2.6/drivers/ide/ide-dma.c =================================================================== --- linux-2.6.orig/drivers/ide/ide-dma.c +++ linux-2.6/drivers/ide/ide-dma.c @@ -855,16 +855,19 @@ void ide_dma_lost_irq (ide_drive_t *driv EXPORT_SYMBOL(ide_dma_lost_irq); -int __ide_dma_timeout (ide_drive_t *drive) +void ide_dma_timeout (ide_drive_t *drive) { + ide_hwif_t *hwif = HWIF(drive); + printk(KERN_ERR "%s: timeout waiting for DMA\n", drive->name); - if (HWIF(drive)->ide_dma_test_irq(drive)) - return 0; - return HWIF(drive)->ide_dma_end(drive); + if (hwif->ide_dma_test_irq(drive)) + return; + + hwif->ide_dma_end(drive); } -EXPORT_SYMBOL(__ide_dma_timeout); +EXPORT_SYMBOL(ide_dma_timeout); /* * Needed for allowing full modular support of ide-driver @@ -1015,8 +1018,8 @@ void ide_setup_dma (ide_hwif_t *hwif, un hwif->ide_dma_end = &__ide_dma_end; if (!hwif->ide_dma_test_irq) hwif->ide_dma_test_irq = &__ide_dma_test_irq; - if (!hwif->ide_dma_timeout) - hwif->ide_dma_timeout = &__ide_dma_timeout; + if (!hwif->dma_timeout) + hwif->dma_timeout = &ide_dma_timeout; if (!hwif->dma_lost_irq) hwif->dma_lost_irq = &ide_dma_lost_irq; Index: linux-2.6/drivers/ide/ide-io.c =================================================================== --- linux-2.6.orig/drivers/ide/ide-io.c +++ linux-2.6/drivers/ide/ide-io.c @@ -1350,7 +1350,7 @@ static ide_startstop_t ide_dma_timeout_r hwif->INB(IDE_STATUS_REG)); } else { printk(KERN_WARNING "%s: DMA timeout retry\n", drive->name); - (void) hwif->ide_dma_timeout(drive); + hwif->dma_timeout(drive); } /* Index: linux-2.6/drivers/ide/ide.c =================================================================== --- linux-2.6.orig/drivers/ide/ide.c +++ linux-2.6/drivers/ide/ide.c @@ -497,7 +497,7 @@ static void ide_hwif_restore(ide_hwif_t hwif->dma_host_on = tmp_hwif->dma_host_on; hwif->dma_host_off = tmp_hwif->dma_host_off; hwif->dma_lost_irq = tmp_hwif->dma_lost_irq; - hwif->ide_dma_timeout = tmp_hwif->ide_dma_timeout; + hwif->dma_timeout = tmp_hwif->dma_timeout; hwif->OUTB = tmp_hwif->OUTB; hwif->OUTBSYNC = tmp_hwif->OUTBSYNC; Index: linux-2.6/drivers/ide/mips/au1xxx-ide.c =================================================================== --- linux-2.6.orig/drivers/ide/mips/au1xxx-ide.c +++ linux-2.6/drivers/ide/mips/au1xxx-ide.c @@ -488,16 +488,16 @@ static void auide_init_dbdma_dev(dbdev_t #if defined(CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA) -static int auide_dma_timeout(ide_drive_t *drive) +static void auide_dma_timeout(ide_drive_t *drive) { -// printk("%s\n", __FUNCTION__); + ide_hwif_t *hwif = HWIF(drive); printk(KERN_ERR "%s: DMA timeout occurred: ", drive->name); - if (HWIF(drive)->ide_dma_test_irq(drive)) - return 0; + if (hwif->ide_dma_test_irq(drive)) + return; - return HWIF(drive)->ide_dma_end(drive); + hwif->ide_dma_end(drive); } @@ -720,7 +720,7 @@ static int au_ide_probe(struct device *d #ifdef CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA hwif->dma_off_quietly = &auide_dma_off_quietly; - hwif->ide_dma_timeout = &auide_dma_timeout; + hwif->dma_timeout = &auide_dma_timeout; hwif->ide_dma_check = &auide_dma_check; hwif->dma_exec_cmd = &auide_dma_exec_cmd; Index: linux-2.6/drivers/ide/pci/hpt366.c =================================================================== --- linux-2.6.orig/drivers/ide/pci/hpt366.c +++ linux-2.6/drivers/ide/pci/hpt366.c @@ -798,10 +798,10 @@ static int hpt370_ide_dma_end(ide_drive_ return __ide_dma_end(drive); } -static int hpt370_ide_dma_timeout(ide_drive_t *drive) +static void hpt370_dma_timeout(ide_drive_t *drive) { hpt370_irq_timeout(drive); - return __ide_dma_timeout(drive); + ide_dma_timeout(drive); } /* returns 1 if DMA IRQ issued, 0 otherwise */ @@ -1352,7 +1352,7 @@ static void __devinit init_hwif_hpt366(i } else if (chip_type >= HPT370) { hwif->dma_start = &hpt370_ide_dma_start; hwif->ide_dma_end = &hpt370_ide_dma_end; - hwif->ide_dma_timeout = &hpt370_ide_dma_timeout; + hwif->dma_timeout = &hpt370_dma_timeout; } else hwif->dma_lost_irq = &hpt366_dma_lost_irq; Index: linux-2.6/drivers/ide/pci/pdc202xx_old.c =================================================================== --- linux-2.6.orig/drivers/ide/pci/pdc202xx_old.c +++ linux-2.6/drivers/ide/pci/pdc202xx_old.c @@ -277,11 +277,14 @@ static void pdc202xx_dma_lost_irq(ide_dr ide_dma_lost_irq(drive); } -static int pdc202xx_ide_dma_timeout(ide_drive_t *drive) +static void pdc202xx_dma_timeout(ide_drive_t *drive) { - if (HWIF(drive)->resetproc != NULL) - HWIF(drive)->resetproc(drive); - return __ide_dma_timeout(drive); + ide_hwif_t *hwif = HWIF(drive); + + if (hwif->resetproc != NULL) + hwif->resetproc(drive); + + ide_dma_timeout(drive); } static void pdc202xx_reset_host (ide_hwif_t *hwif) @@ -351,7 +354,7 @@ static void __devinit init_hwif_pdc202xx hwif->ide_dma_check = &pdc202xx_config_drive_xfer_rate; hwif->dma_lost_irq = &pdc202xx_dma_lost_irq; - hwif->ide_dma_timeout = &pdc202xx_ide_dma_timeout; + hwif->dma_timeout = &pdc202xx_dma_timeout; if (hwif->pci_dev->device != PCI_DEVICE_ID_PROMISE_20246) { if (!(hwif->udma_four)) Index: linux-2.6/drivers/ide/pci/sgiioc4.c =================================================================== --- linux-2.6.orig/drivers/ide/pci/sgiioc4.c +++ linux-2.6/drivers/ide/pci/sgiioc4.c @@ -608,7 +608,7 @@ ide_init_sgiioc4(ide_hwif_t * hwif) hwif->dma_host_on = &sgiioc4_dma_host_on; hwif->dma_host_off = &sgiioc4_dma_host_off; hwif->dma_lost_irq = &sgiioc4_dma_lost_irq; - hwif->ide_dma_timeout = &__ide_dma_timeout; + hwif->dma_timeout = &ide_dma_timeout; hwif->INB = &sgiioc4_INB; } Index: linux-2.6/drivers/ide/pci/sl82c105.c =================================================================== --- linux-2.6.orig/drivers/ide/pci/sl82c105.c +++ linux-2.6/drivers/ide/pci/sl82c105.c @@ -241,15 +241,12 @@ static void sl82c105_dma_start(ide_drive ide_dma_start(drive); } -static int sl82c105_ide_dma_timeout(ide_drive_t *drive) +static void sl82c105_dma_timeout(ide_drive_t *drive) { - ide_hwif_t *hwif = HWIF(drive); - struct pci_dev *dev = hwif->pci_dev; - - DBG(("sl82c105_ide_dma_timeout(drive:%s)\n", drive->name)); + DBG(("sl82c105_dma_timeout(drive:%s)\n", drive->name)); - sl82c105_reset_host(dev); - return __ide_dma_timeout(drive); + sl82c105_reset_host(HWIF(drive)->pci_dev); + ide_dma_timeout(drive); } static int sl82c105_ide_dma_on(ide_drive_t *drive) @@ -438,7 +435,7 @@ static void __devinit init_hwif_sl82c105 hwif->dma_off_quietly = &sl82c105_dma_off_quietly; hwif->dma_lost_irq = &sl82c105_dma_lost_irq; hwif->dma_start = &sl82c105_dma_start; - hwif->ide_dma_timeout = &sl82c105_ide_dma_timeout; + hwif->dma_timeout = &sl82c105_dma_timeout; if (!noautodma) hwif->autodma = 1; Index: linux-2.6/drivers/ide/ppc/pmac.c =================================================================== --- linux-2.6.orig/drivers/ide/ppc/pmac.c +++ linux-2.6/drivers/ide/ppc/pmac.c @@ -2056,7 +2056,7 @@ pmac_ide_setup_dma(pmac_ide_hwif_t *pmif hwif->ide_dma_test_irq = &pmac_ide_dma_test_irq; hwif->dma_host_off = &pmac_ide_dma_host_off; hwif->dma_host_on = &pmac_ide_dma_host_on; - hwif->ide_dma_timeout = &__ide_dma_timeout; + hwif->dma_timeout = &ide_dma_timeout; hwif->dma_lost_irq = &pmac_ide_dma_lost_irq; hwif->atapi_dma = 1; Index: linux-2.6/include/linux/ide.h =================================================================== --- linux-2.6.orig/include/linux/ide.h +++ linux-2.6/include/linux/ide.h @@ -736,7 +736,7 @@ typedef struct hwif_s { void (*dma_host_on)(ide_drive_t *drive); void (*dma_host_off)(ide_drive_t *drive); void (*dma_lost_irq)(ide_drive_t *drive); - int (*ide_dma_timeout)(ide_drive_t *drive); + void (*dma_timeout)(ide_drive_t *drive); void (*OUTB)(u8 addr, unsigned long port); void (*OUTBSYNC)(ide_drive_t *drive, u8 addr, unsigned long port); @@ -1304,7 +1304,7 @@ extern int ide_dma_setup(ide_drive_t *); extern void ide_dma_start(ide_drive_t *); extern int __ide_dma_end(ide_drive_t *); extern void ide_dma_lost_irq(ide_drive_t *); -extern int __ide_dma_timeout(ide_drive_t *); +extern void ide_dma_timeout(ide_drive_t *); #endif /* CONFIG_BLK_DEV_IDEDMA_PCI */ #else