diff options
author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2007-10-20 02:32:34 +0400 |
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committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2007-10-20 02:32:34 +0400 |
commit | 8562043606430185cad26d085d46adcc7ad67fd1 (patch) | |
tree | efcc9159a230eb62d023d38c465249ddaa252cc6 /drivers/ide/setup-pci.c | |
parent | 039788e1532368eeca1071a873c14e03920cdf38 (diff) | |
download | linux-8562043606430185cad26d085d46adcc7ad67fd1.tar.xz |
ide: constify struct ide_port_info
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/setup-pci.c')
-rw-r--r-- | drivers/ide/setup-pci.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c index 3517eb0eddbd..727544c205b9 100644 --- a/drivers/ide/setup-pci.c +++ b/drivers/ide/setup-pci.c @@ -155,7 +155,7 @@ static int ide_setup_pci_baseregs (struct pci_dev *dev, const char *name) * and enforce IDE simplex rules. */ -static unsigned long ide_get_or_set_dma_base(struct ide_port_info *d, ide_hwif_t *hwif) +static unsigned long ide_get_or_set_dma_base(const struct ide_port_info *d, ide_hwif_t *hwif) { unsigned long dma_base = 0; struct pci_dev *dev = hwif->pci_dev; @@ -225,7 +225,7 @@ static unsigned long ide_get_or_set_dma_base(struct ide_port_info *d, ide_hwif_t } #endif /* CONFIG_BLK_DEV_IDEDMA_PCI */ -void ide_setup_pci_noise(struct pci_dev *dev, struct ide_port_info *d) +void ide_setup_pci_noise(struct pci_dev *dev, const struct ide_port_info *d) { printk(KERN_INFO "%s: IDE controller at PCI slot %s\n", d->name, pci_name(dev)); @@ -245,7 +245,7 @@ EXPORT_SYMBOL_GPL(ide_setup_pci_noise); * Returns zero on success or an error code */ -static int ide_pci_enable(struct pci_dev *dev, struct ide_port_info *d) +static int ide_pci_enable(struct pci_dev *dev, const struct ide_port_info *d) { int ret; @@ -290,7 +290,7 @@ out: * Returns zero on success or an error code. */ -static int ide_pci_configure(struct pci_dev *dev, struct ide_port_info *d) +static int ide_pci_configure(struct pci_dev *dev, const struct ide_port_info *d) { u16 pcicmd = 0; /* @@ -326,7 +326,7 @@ static int ide_pci_configure(struct pci_dev *dev, struct ide_port_info *d) * print an error and return an error code. Otherwise return 0 */ -static int ide_pci_check_iomem(struct pci_dev *dev, struct ide_port_info *d, int bar) +static int ide_pci_check_iomem(struct pci_dev *dev, const struct ide_port_info *d, int bar) { ulong flags = pci_resource_flags(dev, bar); @@ -358,7 +358,7 @@ static int ide_pci_check_iomem(struct pci_dev *dev, struct ide_port_info *d, int * Returns the new hardware interface structure, or NULL on a failure */ -static ide_hwif_t *ide_hwif_configure(struct pci_dev *dev, struct ide_port_info *d, ide_hwif_t *mate, int port, int irq) +static ide_hwif_t *ide_hwif_configure(struct pci_dev *dev, const struct ide_port_info *d, ide_hwif_t *mate, int port, int irq) { unsigned long ctl = 0, base = 0; ide_hwif_t *hwif; @@ -423,7 +423,7 @@ static ide_hwif_t *ide_hwif_configure(struct pci_dev *dev, struct ide_port_info * state */ -static void ide_hwif_setup_dma(struct pci_dev *dev, struct ide_port_info *d, ide_hwif_t *hwif) +static void ide_hwif_setup_dma(struct pci_dev *dev, const struct ide_port_info *d, ide_hwif_t *hwif) { #ifdef CONFIG_BLK_DEV_IDEDMA_PCI u16 pcicmd; @@ -472,7 +472,7 @@ static void ide_hwif_setup_dma(struct pci_dev *dev, struct ide_port_info *d, ide * and enables it if need be */ -static int ide_setup_pci_controller(struct pci_dev *dev, struct ide_port_info *d, int noisy, int *config) +static int ide_setup_pci_controller(struct pci_dev *dev, const struct ide_port_info *d, int noisy, int *config) { int ret; u16 pcicmd; @@ -520,7 +520,7 @@ out: * where the chipset setup is not the default PCI IDE one. */ -void ide_pci_setup_ports(struct pci_dev *dev, struct ide_port_info *d, int pciirq, u8 *idx) +void ide_pci_setup_ports(struct pci_dev *dev, const struct ide_port_info *d, int pciirq, u8 *idx) { int channels = (d->host_flags & IDE_HFLAG_SINGLE) ? 1 : 2, port; ide_hwif_t *hwif, *mate = NULL; @@ -531,8 +531,8 @@ void ide_pci_setup_ports(struct pci_dev *dev, struct ide_port_info *d, int pciir */ for (port = 0; port < channels; ++port) { - ide_pci_enablebit_t *e = &(d->enablebits[port]); - + const ide_pci_enablebit_t *e = &(d->enablebits[port]); + if (e->reg && (pci_read_config_byte(dev, e->reg, &tmp) || (tmp & e->mask) != e->val)) { printk(KERN_INFO "%s: IDE port disabled\n", d->name); @@ -611,7 +611,7 @@ EXPORT_SYMBOL_GPL(ide_pci_setup_ports); * for all other chipsets, we just assume both interfaces are enabled. */ static int do_ide_setup_pci_device(struct pci_dev *dev, - struct ide_port_info *d, + const struct ide_port_info *d, u8 *idx, u8 noisy) { int tried_config = 0; @@ -668,7 +668,7 @@ out: return ret; } -int ide_setup_pci_device(struct pci_dev *dev, struct ide_port_info *d) +int ide_setup_pci_device(struct pci_dev *dev, const struct ide_port_info *d) { u8 idx[4] = { 0xff, 0xff, 0xff, 0xff }; int ret; @@ -684,7 +684,7 @@ int ide_setup_pci_device(struct pci_dev *dev, struct ide_port_info *d) EXPORT_SYMBOL_GPL(ide_setup_pci_device); int ide_setup_pci_devices(struct pci_dev *dev1, struct pci_dev *dev2, - struct ide_port_info *d) + const struct ide_port_info *d) { struct pci_dev *pdev[] = { dev1, dev2 }; int ret, i; |