renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-11-19 16:14:13 +08:00
Code

sparc: Kill SBUS layer IRQ hooks.

Browse Source 
IRQs are obtained by drivers from the of_device struct.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2008-08-27 02:56:39 -07:00
parent 71d3721189
commit 33c4655c00
8 changed files with 0 additions and 148 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
arch/sparc/include/asm/sbus_32.h
View File

@ -76,9 +76,6 @@ struct sbus_bus {
struct linux_prom_ranges sbus_ranges[PROMREG_MAX];
int num_sbus_ranges;
int devid;
int board;
};
#define to_sbus(d) container_of(d, struct sbus_bus, ofdev.dev)
@ -102,26 +99,12 @@ sbus_is_slave(struct sbus_dev *dev)
for ((bus) = sbus_root; (bus); (bus) = (bus)->next) \
for ((device) = (bus)->devices; (device); (device) = (device)->next)
extern void sbus_fill_device_irq(struct sbus_dev *);
/* These yield IOMMU mappings in consistent mode. */
void prom_adjust_ranges(struct linux_prom_ranges *, int,
struct linux_prom_ranges *, int);
/* Eric Brower (ebrower@usa.net)
* Translate SBus interrupt levels to ino values--
* this is used when converting sbus "interrupts" OBP
* node values to "intr" node values, and is platform
* dependent. If only we could call OBP with
* "sbus-intr>cpu (sbint -- ino)" from kernel...
* See .../drivers/sbus/sbus.c for details.
*/
BTFIXUPDEF_CALL(unsigned int, sbint_to_irq, struct sbus_dev *sdev, unsigned int)
#define sbint_to_irq(sdev, sbint) BTFIXUP_CALL(sbint_to_irq)(sdev, sbint)
extern void sbus_arch_bus_ranges_init(struct device_node *, struct sbus_bus *);
extern void sbus_setup_iommu(struct sbus_bus *, struct device_node *);
extern void sbus_setup_arch_props(struct sbus_bus *, struct device_node *);
extern int sbus_arch_preinit(void);
extern void sbus_arch_postinit(void);

3
arch/sparc/include/asm/sbus_64.h
View File

@ -94,11 +94,8 @@ extern struct sbus_bus *sbus_root;
for ((bus) = sbus_root; (bus); (bus) = (bus)->next) \
for ((device) = (bus)->devices; (device); (device) = (device)->next)
extern void sbus_fill_device_irq(struct sbus_dev *);
extern void sbus_arch_bus_ranges_init(struct device_node *, struct sbus_bus *);
extern void sbus_setup_iommu(struct sbus_bus *, struct device_node *);
extern void sbus_setup_arch_props(struct sbus_bus *, struct device_node *);
extern int sbus_arch_preinit(void);
extern void sbus_arch_postinit(void);

53
arch/sparc/kernel/ioport.c
View File

@ -255,49 +255,6 @@ void sbus_set_sbus64(struct device *dev, int x)
printk("sbus_set_sbus64: unsupported\n");
}
extern unsigned int sun4d_build_irq(struct sbus_dev *sdev, int irq);
void __init sbus_fill_device_irq(struct sbus_dev *sdev)
{
struct linux_prom_irqs irqs[PROMINTR_MAX];
int len;
len = prom_getproperty(sdev->prom_node, "intr",
(char *)irqs, sizeof(irqs));
if (len != -1) {
sdev->num_irqs = len / 8;
if (sdev->num_irqs == 0) {
sdev->irqs[0] = 0;
} else if (sparc_cpu_model == sun4d) {
for (len = 0; len < sdev->num_irqs; len++)
sdev->irqs[len] =
sun4d_build_irq(sdev, irqs[len].pri);
} else {
for (len = 0; len < sdev->num_irqs; len++)
sdev->irqs[len] = irqs[len].pri;
}
} else {
int interrupts[PROMINTR_MAX];
/* No "intr" node found-- check for "interrupts" node.
* This node contains SBus interrupt levels, not IPLs
* as in "intr", and no vector values. We convert
* SBus interrupt levels to PILs (platform specific).
*/
len = prom_getproperty(sdev->prom_node, "interrupts",
(char *)interrupts, sizeof(interrupts));
if (len == -1) {
sdev->irqs[0] = 0;
sdev->num_irqs = 0;
} else {
sdev->num_irqs = len / sizeof(int);
for (len = 0; len < sdev->num_irqs; len++) {
sdev->irqs[len] =
sbint_to_irq(sdev, interrupts[len]);
}
}
}
}
/*
* Allocate a chunk of memory suitable for DMA.
* Typically devices use them for control blocks.
@ -479,16 +436,6 @@ void __init sbus_setup_iommu(struct sbus_bus *sbus, struct device_node *dp)
#endif
}
void __init sbus_setup_arch_props(struct sbus_bus *sbus, struct device_node *dp)
{
if (sparc_cpu_model == sun4d) {
struct device_node *parent = dp->parent;
sbus->devid = of_getintprop_default(parent, "device-id", 0);
sbus->board = of_getintprop_default(parent, "board#", 0);
}
}
int __init sbus_arch_preinit(void)
{
register_proc_sparc_ioport();

13
arch/sparc/kernel/sun4c_irq.c
View File

@ -66,18 +66,6 @@ static struct resource sun4c_intr_eb = { "sun4c_intr" };
*/
unsigned char *interrupt_enable = NULL;
static int sun4c_pil_map[] = { 0, 1, 2, 3, 5, 7, 8, 9 };
static unsigned int sun4c_sbint_to_irq(struct sbus_dev *sdev,
unsigned int sbint)
{
if (sbint >= sizeof(sun4c_pil_map)) {
printk(KERN_ERR "%s: bogus SBINT %d\n", sdev->prom_name, sbint);
BUG();
}
return sun4c_pil_map[sbint];
}
static void sun4c_disable_irq(unsigned int irq_nr)
{
unsigned long flags;
@ -243,7 +231,6 @@ void __init sun4c_init_IRQ(void)
if (!interrupt_enable)
panic("Cannot map interrupt_enable");
BTFIXUPSET_CALL(sbint_to_irq, sun4c_sbint_to_irq, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(enable_irq, sun4c_enable_irq, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(disable_irq, sun4c_disable_irq, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(enable_pil_irq, sun4c_enable_irq, BTFIXUPCALL_NORM);

21
arch/sparc/kernel/sun4d_irq.c
View File

@ -257,26 +257,6 @@ void sun4d_handler_irq(int irq, struct pt_regs * regs)
set_irq_regs(old_regs);
}
unsigned int sun4d_build_irq(struct sbus_dev *sdev, int irq)
{
int sbusl = pil_to_sbus[irq];
if (sbusl)
return ((sdev->bus->board + 1) << 5) + (sbusl << 2) + sdev->slot;
else
return irq;
}
static unsigned int sun4d_sbint_to_irq(struct sbus_dev *sdev,
unsigned int sbint)
{
if (sbint >= sizeof(sbus_to_pil)) {
printk(KERN_ERR "%s: bogus SBINT %d\n", sdev->prom_name, sbint);
BUG();
}
return sun4d_build_irq(sdev, sbus_to_pil[sbint]);
}
int sun4d_request_irq(unsigned int irq,
irq_handler_t handler,
unsigned long irqflags, const char * devname, void *dev_id)
@ -585,7 +565,6 @@ void __init sun4d_init_IRQ(void)
{
local_irq_disable();
BTFIXUPSET_CALL(sbint_to_irq, sun4d_sbint_to_irq, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(enable_irq, sun4d_enable_irq, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(disable_irq, sun4d_disable_irq, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(clear_clock_irq, sun4d_clear_clock_irq, BTFIXUPCALL_NORM);

13
arch/sparc/kernel/sun4m_irq.c
View File

@ -152,18 +152,6 @@ static unsigned long irq_mask[] = {
SUN4M_INT_SBUS(6) /* 14 irq 13 */
};
static int sun4m_pil_map[] = { 0, 2, 3, 5, 7, 9, 11, 13 };
static unsigned int sun4m_sbint_to_irq(struct sbus_dev *sdev,
unsigned int sbint)
{
if (sbint >= sizeof(sun4m_pil_map)) {
printk(KERN_ERR "%s: bogus SBINT %d\n", sdev->prom_name, sbint);
BUG();
}
return sun4m_pil_map[sbint] | 0x30;
}
static unsigned long sun4m_get_irqmask(unsigned int irq)
{
unsigned long mask;
@ -447,7 +435,6 @@ void __init sun4m_init_IRQ(void)
&sun4m_interrupts->undirected_target;
sun4m_interrupts->undirected_target = 0;
}
BTFIXUPSET_CALL(sbint_to_irq, sun4m_sbint_to_irq, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(enable_irq, sun4m_enable_irq, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(disable_irq, sun4m_disable_irq, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(enable_pil_irq, sun4m_enable_pil_irq, BTFIXUPCALL_NORM);

24
arch/sparc64/kernel/sbus.c
View File

@ -650,26 +650,6 @@ fatal_memory_error:
prom_printf("sbus_iommu_init: Fatal memory allocation error.\n");
}
void sbus_fill_device_irq(struct sbus_dev *sdev)
{
struct device_node *dp = of_find_node_by_phandle(sdev->prom_node);
const struct linux_prom_irqs *irqs;
irqs = of_get_property(dp, "interrupts", NULL);
if (!irqs) {
sdev->irqs[0] = 0;
sdev->num_irqs = 0;
} else {
unsigned int pri = irqs[0].pri;
sdev->num_irqs = 1;
if (pri < 0x20)
pri += sdev->slot * 8;
sdev->irqs[0] = sbus_build_irq(sdev->bus, pri);
}
}
void __init sbus_arch_bus_ranges_init(struct device_node *pn, struct sbus_bus *sbus)
{
}
@ -679,10 +659,6 @@ void __init sbus_setup_iommu(struct sbus_bus *sbus, struct device_node *dp)
sbus_iommu_init(dp->node, sbus);
}
void __init sbus_setup_arch_props(struct sbus_bus *sbus, struct device_node *dp)
{
}
int __init sbus_arch_preinit(void)
{
return 0;

4
drivers/sbus/sbus.c
View File

@ -83,8 +83,6 @@ static void __init fill_sbus_device(struct device_node *dp, struct sbus_dev *sde
len / sizeof(struct linux_prom_ranges);
}
sbus_fill_device_irq(sdev);
sd = &sdev->ofdev.dev.archdata;
sd->prom_node = dp;
sd->op = &sdev->ofdev;
@ -265,8 +263,6 @@ static void __init build_one_sbus(struct device_node *dp, int num_sbus)
strcpy(sbus->prom_name, dp->name);
sbus_setup_arch_props(sbus, dp);
sbus_bus_ranges_init(dp, sbus);
sbus->ofdev.node = dp;