[PATCH] ide: remove write-only hwif->hw Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/arm/icside.c | 5 ----- drivers/ide/arm/rapide.c | 4 +--- drivers/ide/ide.c | 15 ++++++++------- drivers/ide/legacy/ide_platform.c | 11 +++++------ drivers/ide/mips/au1xxx-ide.c | 10 +++++----- drivers/ide/mips/swarm.c | 9 +++------ drivers/ide/pci/sgiioc4.c | 8 +++++--- drivers/ide/pci/siimage.c | 11 +++-------- drivers/ide/ppc/pmac.c | 6 ++++-- drivers/ide/setup-pci.c | 11 ++++++----- include/linux/ide.h | 1 - 11 files changed, 40 insertions(+), 51 deletions(-) Index: b/drivers/ide/arm/icside.c =================================================================== --- a/drivers/ide/arm/icside.c +++ b/drivers/ide/arm/icside.c @@ -450,8 +450,6 @@ icside_setup(void __iomem *base, struct if (hwif) { int i; - memset(&hwif->hw, 0, sizeof(hw_regs_t)); - /* * Ensure we're using MMIO */ @@ -459,13 +457,10 @@ icside_setup(void __iomem *base, struct hwif->mmio = 1; for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) { - hwif->hw.io_ports[i] = port; hwif->io_ports[i] = port; port += 1 << info->stepping; } - hwif->hw.io_ports[IDE_CONTROL_OFFSET] = (unsigned long)base + info->ctrloffset; hwif->io_ports[IDE_CONTROL_OFFSET] = (unsigned long)base + info->ctrloffset; - hwif->hw.irq = ec->irq; hwif->irq = ec->irq; hwif->noprobe = 0; hwif->chipset = ide_acorn; Index: b/drivers/ide/arm/rapide.c =================================================================== --- a/drivers/ide/arm/rapide.c +++ b/drivers/ide/arm/rapide.c @@ -24,13 +24,11 @@ rapide_locate_hwif(void __iomem *base, v goto out; for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) { - hwif->hw.io_ports[i] = port; hwif->io_ports[i] = port; port += sz; } - hwif->hw.io_ports[IDE_CONTROL_OFFSET] = (unsigned long)ctrl; hwif->io_ports[IDE_CONTROL_OFFSET] = (unsigned long)ctrl; - hwif->hw.irq = hwif->irq = irq; + hwif->irq = irq; hwif->mmio = 1; default_hwif_mmiops(hwif); out: Index: b/drivers/ide/ide.c =================================================================== --- a/drivers/ide/ide.c +++ b/drivers/ide/ide.c @@ -170,7 +170,6 @@ static void init_hwif_default(ide_hwif_t ide_init_hwif_ports(&hw, ide_default_io_base(index), 0, &hwif->irq); - memcpy(&hwif->hw, &hw, sizeof(hw)); memcpy(hwif->io_ports, hw.io_ports, sizeof(hw.io_ports)); hwif->noprobe = !hwif->io_ports[IDE_DATA_OFFSET]; @@ -216,7 +215,7 @@ static void __init init_ide_data (void) init_hwif_data(hwif, index); init_hwif_default(hwif, index); #if !defined(CONFIG_PPC32) || !defined(CONFIG_PCI) - hwif->irq = hwif->hw.irq = + hwif->irq = ide_init_default_irq(hwif->io_ports[IDE_DATA_OFFSET]); #endif } @@ -732,8 +731,7 @@ found: } if (hwif->present) return -1; - memcpy(&hwif->hw, hw, sizeof(*hw)); - memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof(hwif->hw.io_ports)); + memcpy(hwif->io_ports, hw->io_ports, sizeof(hwif->io_ports)); hwif->irq = hw->irq; hwif->noprobe = 0; hwif->fixup = fixup; @@ -1418,6 +1416,9 @@ static int __init ide_setup(char *s) "reset", "minus6", "ata66", "minus8", "minus9", "minus10", "four", "qd65xx", "ht6560b", "cmd640_vlb", "dtc2278", "umc8672", "ali14xx", NULL }; + + hw_regs_t hwregs; + hw = s[3] - '0'; hwif = &ide_hwifs[hw]; i = match_parm(&s[4], ide_words, vals, 3); @@ -1527,9 +1528,9 @@ static int __init ide_setup(char *s) case 2: /* base,ctl */ vals[2] = 0; /* default irq = probe for it */ case 3: /* base,ctl,irq */ - hwif->hw.irq = vals[2]; - ide_init_hwif_ports(&hwif->hw, (unsigned long) vals[0], (unsigned long) vals[1], &hwif->irq); - memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof(hwif->io_ports)); + memset(&hwregs, 0, sizeof(hwregs)); + ide_init_hwif_ports(&hwregs, vals[0], vals[1], &hwif->irq); + memcpy(hwif->io_ports, hwregs.io_ports, sizeof(hwif->io_ports)); hwif->irq = vals[2]; hwif->noprobe = 0; hwif->chipset = ide_forced; Index: b/drivers/ide/legacy/ide_platform.c =================================================================== --- a/drivers/ide/legacy/ide_platform.c +++ b/drivers/ide/legacy/ide_platform.c @@ -39,19 +39,18 @@ static ide_hwif_t *__devinit plat_ide_lo if (hwif == NULL) goto out; - hwif->hw.io_ports[IDE_DATA_OFFSET] = port; + hwif->io_ports[IDE_DATA_OFFSET] = port; port += (1 << pdata->ioport_shift); for (i = IDE_ERROR_OFFSET; i <= IDE_STATUS_OFFSET; i++, port += (1 << pdata->ioport_shift)) - hwif->hw.io_ports[i] = port; + hwif->io_ports[i] = port; - hwif->hw.io_ports[IDE_CONTROL_OFFSET] = (unsigned long)ctrl; + hwif->io_ports[IDE_CONTROL_OFFSET] = (unsigned long)ctrl; - memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof(hwif->hw.io_ports)); - hwif->hw.irq = hwif->irq = irq; + hwif->irq = irq; - hwif->chipset = hwif->hw.chipset = ide_generic; + hwif->chipset = ide_generic; if (mmio) { hwif->mmio = 1; Index: b/drivers/ide/mips/au1xxx-ide.c =================================================================== --- a/drivers/ide/mips/au1xxx-ide.c +++ b/drivers/ide/mips/au1xxx-ide.c @@ -601,9 +601,9 @@ static int au_ide_probe(struct device *d _auide_hwif *ahwif = &auide_hwif; ide_hwif_t *hwif; struct resource *res; - hw_regs_t *hw; int ret = 0; u8 idx[4] = { 0xff, 0xff, 0xff, 0xff }; + hw_regs_t hw; #if defined(CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA) char *mode = "MWDMA2"; @@ -645,12 +645,12 @@ static int au_ide_probe(struct device *d /* FIXME: This might possibly break PCMCIA IDE devices */ hwif = &ide_hwifs[pdev->id]; - hw = &hwif->hw; - hwif->irq = hw->irq = ahwif->irq; + hwif->irq = ahwif->irq; hwif->chipset = ide_au1xxx; - auide_setup_ports(hw, ahwif); - memcpy(hwif->io_ports, hw->io_ports, sizeof(hwif->io_ports)); + memset(&hw, 0, sizeof(hw)); + auide_setup_ports(&hw, ahwif); + memcpy(hwif->io_ports, hw.io_ports, sizeof(hwif->io_ports)); hwif->ultra_mask = 0x0; /* Disable Ultra DMA */ #ifdef CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA Index: b/drivers/ide/mips/swarm.c =================================================================== --- a/drivers/ide/mips/swarm.c +++ b/drivers/ide/mips/swarm.c @@ -120,14 +120,11 @@ static int __devinit swarm_ide_probe(str hwif->noprobe = 0; for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) - hwif->hw.io_ports[i] = + hwif->io_ports[i] = (unsigned long)(base + ((0x1f0 + i) << 5)); - hwif->hw.io_ports[IDE_CONTROL_OFFSET] = + hwif->io_ports[IDE_CONTROL_OFFSET] = (unsigned long)(base + (0x3f6 << 5)); - hwif->hw.irq = K_INT_GB_IDE; - - memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof(hwif->io_ports)); - hwif->irq = hwif->hw.irq; + hwif->irq = K_INT_GB_IDE; idx[0] = hwif->index; Index: b/drivers/ide/pci/sgiioc4.c =================================================================== --- a/drivers/ide/pci/sgiioc4.c +++ b/drivers/ide/pci/sgiioc4.c @@ -654,10 +654,12 @@ sgiioc4_ide_setup_pci_device(struct pci_ } if (hwif->io_ports[IDE_DATA_OFFSET] != cmd_base) { + hw_regs_t hw; + /* Initialize the IO registers */ - sgiioc4_init_hwif_ports(&hwif->hw, cmd_base, ctl, irqport); - memcpy(hwif->io_ports, hwif->hw.io_ports, - sizeof (hwif->io_ports)); + memset(&hw, 0, sizeof(hw)); + sgiioc4_init_hwif_ports(&hw, cmd_base, ctl, irqport); + memcpy(hwif->io_ports, hw.io_ports, sizeof(hwif->io_ports)); hwif->noprobe = !hwif->io_ports[IDE_DATA_OFFSET]; } Index: b/drivers/ide/pci/siimage.c =================================================================== --- a/drivers/ide/pci/siimage.c +++ b/drivers/ide/pci/siimage.c @@ -754,16 +754,11 @@ static void __devinit init_mmio_iops_sii hwif->sata_misc[SATA_IEN_OFFSET] = base + 0x148; } - hw.irq = hwif->pci_dev->irq; + memcpy(hwif->io_ports, hw.io_ports, sizeof(hwif->io_ports)); - memcpy(&hwif->hw, &hw, sizeof(hw)); - memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof(hwif->hw.io_ports)); + hwif->irq = dev->irq; - hwif->irq = hw.irq; - - base = (unsigned long) addr; - - hwif->dma_base = base + (ch ? 0x08 : 0x00); + hwif->dma_base = (unsigned long)addr + (ch ? 0x08 : 0x00); hwif->mmio = 1; } Index: b/drivers/ide/ppc/pmac.c =================================================================== --- a/drivers/ide/ppc/pmac.c +++ b/drivers/ide/ppc/pmac.c @@ -1040,6 +1040,7 @@ pmac_ide_setup_device(pmac_ide_hwif_t *p struct device_node *np = pmif->node; const int *bidp; u8 idx[4] = { 0xff, 0xff, 0xff, 0xff }; + hw_regs_t hw; pmif->cable_80 = 0; pmif->broken_dma = pmif->broken_dma_warn = 0; @@ -1125,8 +1126,9 @@ pmac_ide_setup_device(pmac_ide_hwif_t *p /* Tell common code _not_ to mess with resources */ hwif->mmio = 1; hwif->hwif_data = pmif; - pmac_ide_init_hwif_ports(&hwif->hw, pmif->regbase, 0, &hwif->irq); - memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof(hwif->io_ports)); + memset(&hw, 0, sizeof(hw)); + pmac_ide_init_hwif_ports(&hw, pmif->regbase, 0, &hwif->irq); + memcpy(hwif->io_ports, hw.io_ports, sizeof(hwif->io_ports)); hwif->chipset = ide_pmac; hwif->noprobe = !hwif->io_ports[IDE_DATA_OFFSET] || pmif->mediabay; hwif->hold = pmif->mediabay; Index: b/drivers/ide/setup-pci.c =================================================================== --- a/drivers/ide/setup-pci.c +++ b/drivers/ide/setup-pci.c @@ -387,14 +387,15 @@ static ide_hwif_t *ide_hwif_configure(st return NULL; /* no room in ide_hwifs[] */ if (hwif->io_ports[IDE_DATA_OFFSET] != base || hwif->io_ports[IDE_CONTROL_OFFSET] != (ctl | 2)) { - memset(&hwif->hw, 0, sizeof(hwif->hw)); + hw_regs_t hw; + + memset(&hw, 0, sizeof(hw)); #ifndef CONFIG_IDE_ARCH_OBSOLETE_INIT - ide_std_init_ports(&hwif->hw, base, (ctl | 2)); - hwif->hw.io_ports[IDE_IRQ_OFFSET] = 0; + ide_std_init_ports(&hw, base, ctl | 2); #else - ide_init_hwif_ports(&hwif->hw, base, (ctl | 2), NULL); + ide_init_hwif_ports(&hw, base, ctl | 2, NULL); #endif - memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof(hwif->io_ports)); + memcpy(hwif->io_ports, hw.io_ports, sizeof(hwif->io_ports)); hwif->noprobe = !hwif->io_ports[IDE_DATA_OFFSET]; } hwif->chipset = d->chipset ? d->chipset : ide_pci; Index: b/include/linux/ide.h =================================================================== --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -659,7 +659,6 @@ typedef struct hwif_s { unsigned long sata_scr[SATA_NR_PORTS]; unsigned long sata_misc[SATA_NR_PORTS]; - hw_regs_t hw; /* Hardware info */ ide_drive_t drives[MAX_DRIVES]; /* drive info */ u8 major; /* our major number */