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[MIPS] SB1250: Fix bugs/warnings by creative use of volatile. 

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
wifi-calibration
Ralf Baechle 2007-03-24 14:26:13 +00:00
parent 41a8198f61
commit 8fb303c7f1
7 changed files with 18 additions and 17 deletions
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3
arch/mips/mm/pg-sb1.c
View File

@ -218,8 +218,7 @@ void sb1_dma_init(void)
for (i = 0; i < DM_NUM_CHANNELS; i++) {
const u64 base_val = CPHYSADDR(&page_descr[i]) |
V_DM_DSCR_BASE_RINGSZ(1);
volatile void *base_reg =
IOADDR(A_DM_REGISTER(i, R_DM_DSCR_BASE));
void *base_reg = IOADDR(A_DM_REGISTER(i, R_DM_DSCR_BASE));
__raw_writeq(base_val, base_reg);
__raw_writeq(base_val | M_DM_DSCR_BASE_RESET, base_reg);

2
arch/mips/pci/pci-bcm1480.c
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@ -216,7 +216,7 @@ static int __init bcm1480_pcibios_init(void)
/*
* See if the PCI bus has been configured by the firmware.
*/
reg = *((volatile uint64_t *) IOADDR(A_SCD_SYSTEM_CFG));
reg = __raw_readq(IOADDR(A_SCD_SYSTEM_CFG));
if (!(reg & M_BCM1480_SYS_PCI_HOST)) {
bcm1480_bus_status |= PCI_DEVICE_MODE;
} else {

2
arch/mips/pci/pci-sb1250.c
View File

@ -228,7 +228,7 @@ static int __init sb1250_pcibios_init(void)
/*
* See if the PCI bus has been configured by the firmware.
*/
reg = *((volatile uint64_t *) IOADDR(A_SCD_SYSTEM_CFG));
reg = __raw_readq(IOADDR(A_SCD_SYSTEM_CFG));
if (!(reg & M_SYS_PCI_HOST)) {
sb1250_bus_status |= PCI_DEVICE_MODE;
} else {

6
arch/mips/sibyte/bcm1480/smp.c
View File

@ -34,21 +34,21 @@ extern void smp_call_function_interrupt(void);
* independent of board/firmware
*/
static volatile void *mailbox_0_set_regs[] = {
static void *mailbox_0_set_regs[] = {
IOADDR(A_BCM1480_IMR_CPU0_BASE + R_BCM1480_IMR_MAILBOX_0_SET_CPU),
IOADDR(A_BCM1480_IMR_CPU1_BASE + R_BCM1480_IMR_MAILBOX_0_SET_CPU),
IOADDR(A_BCM1480_IMR_CPU2_BASE + R_BCM1480_IMR_MAILBOX_0_SET_CPU),
IOADDR(A_BCM1480_IMR_CPU3_BASE + R_BCM1480_IMR_MAILBOX_0_SET_CPU),
};
static volatile void *mailbox_0_clear_regs[] = {
static void *mailbox_0_clear_regs[] = {
IOADDR(A_BCM1480_IMR_CPU0_BASE + R_BCM1480_IMR_MAILBOX_0_CLR_CPU),
IOADDR(A_BCM1480_IMR_CPU1_BASE + R_BCM1480_IMR_MAILBOX_0_CLR_CPU),
IOADDR(A_BCM1480_IMR_CPU2_BASE + R_BCM1480_IMR_MAILBOX_0_CLR_CPU),
IOADDR(A_BCM1480_IMR_CPU3_BASE + R_BCM1480_IMR_MAILBOX_0_CLR_CPU),
};
static volatile void *mailbox_0_regs[] = {
static void *mailbox_0_regs[] = {
IOADDR(A_BCM1480_IMR_CPU0_BASE + R_BCM1480_IMR_MAILBOX_0_CPU),
IOADDR(A_BCM1480_IMR_CPU1_BASE + R_BCM1480_IMR_MAILBOX_0_CPU),
IOADDR(A_BCM1480_IMR_CPU2_BASE + R_BCM1480_IMR_MAILBOX_0_CPU),

18
arch/mips/sibyte/swarm/setup.c
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@ -169,17 +169,19 @@ void __init plat_mem_setup(void)
#define LEDS_PHYS MLEDS_PHYS
#endif
#define setled(index, c) \
((unsigned char *)(IOADDR(LEDS_PHYS)+0x20))[(3-(index))<<3] = (c)
void setleds(char *str)
{
void *reg;
int i;
for (i = 0; i < 4; i++) {
if (!str[i]) {
setled(i, ' ');
} else {
setled(i, str[i]);
}
reg = IOADDR(LEDS_PHYS) + 0x20 + ((3 - i) << 3);
if (!str[i])
writeb(' ', reg);
else
writeb(str[i], reg);
}
}
#endif
#endif /* LEDS_PHYS */

2
drivers/net/sb1250-mac.c
View File

@ -243,7 +243,7 @@ struct sbmac_softc {
* Controller-specific things
*/
volatile void __iomem *sbm_base; /* MAC's base address */
void __iomem *sbm_base; /* MAC's base address */
sbmac_state_t sbm_state; /* current state */
volatile void __iomem *sbm_macenable; /* MAC Enable Register */

2
include/asm-mips/sibyte/sb1250.h
View File

@ -67,6 +67,6 @@ extern void bcm1480_smp_finish(void);
#endif
#define IOADDR(a) ((volatile void __iomem *)(IO_BASE + (a)))
#define IOADDR(a) ((void __iomem *)(IO_BASE + (a)))
#endif