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powerpc: Remove get_irq_desc()

瀏覽代碼 
get_irq_desc() is a powerpc-specific version of irq_to_desc(). That
is reason enough to remove it, but it also doesn't know about sparse
irq_desc support which irq_to_desc() does (when we enable it).

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
此提交包含在：
Michael Ellerman
2009-10-13 19:44:51 +00:00
提交者 Benjamin Herrenschmidt
父節點 59e3f83702
當前提交 6cff46f4bc
共有 25 個檔案被更改，包括 62 行新增 和 60 行删除
下載 Patch 檔 下載差異檔 展開所有檔案 折疊所有檔案

2
arch/powerpc/sysdev/cpm1.c
查看文件

@@ -102,7 +102,7 @@ static int cpm_pic_host_map(struct irq_host *h, unsigned int virq,
{
pr_debug("cpm_pic_host_map(%d, 0x%lx)\n", virq, hw);
get_irq_desc(virq)->status |= IRQ_LEVEL;
irq_to_desc(virq)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(virq, &cpm_pic, handle_fasteoi_irq);
return 0;
}

10
arch/powerpc/sysdev/cpm2_pic.c
查看文件

@@ -115,11 +115,13 @@ static void cpm2_ack(unsigned int virq)
static void cpm2_end_irq(unsigned int virq)
{
struct irq_desc *desc;
int bit, word;
unsigned int irq_nr = virq_to_hw(virq);
if (!(irq_desc[irq_nr].status & (IRQ_DISABLED|IRQ_INPROGRESS))
&& irq_desc[irq_nr].action) {
desc = irq_to_desc(irq_nr);
if (!(desc->status & (IRQ_DISABLED|IRQ_INPROGRESS))
&& desc->action) {
bit = irq_to_siubit[irq_nr];
word = irq_to_siureg[irq_nr];
@@ -138,7 +140,7 @@ static void cpm2_end_irq(unsigned int virq)
static int cpm2_set_irq_type(unsigned int virq, unsigned int flow_type)
{
unsigned int src = virq_to_hw(virq);
struct irq_desc *desc = get_irq_desc(virq);
struct irq_desc *desc = irq_to_desc(virq);
unsigned int vold, vnew, edibit;
if (flow_type == IRQ_TYPE_NONE)
@@ -210,7 +212,7 @@ static int cpm2_pic_host_map(struct irq_host *h, unsigned int virq,
{
pr_debug("cpm2_pic_host_map(%d, 0x%lx)\n", virq, hw);
get_irq_desc(virq)->status |= IRQ_LEVEL;
irq_to_desc(virq)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(virq, &cpm2_pic, handle_level_irq);
return 0;
}

2
arch/powerpc/sysdev/fsl_msi.c
查看文件

@@ -55,7 +55,7 @@ static int fsl_msi_host_map(struct irq_host *h, unsigned int virq,
{
struct irq_chip *chip = &fsl_msi_chip;
get_irq_desc(virq)->status |= IRQ_TYPE_EDGE_FALLING;
irq_to_desc(virq)->status |= IRQ_TYPE_EDGE_FALLING;
set_irq_chip_and_handler(virq, chip, handle_edge_irq);

4
arch/powerpc/sysdev/i8259.c
查看文件

@@ -175,12 +175,12 @@ static int i8259_host_map(struct irq_host *h, unsigned int virq,
/* We block the internal cascade */
if (hw == 2)
get_irq_desc(virq)->status |= IRQ_NOREQUEST;
irq_to_desc(virq)->status |= IRQ_NOREQUEST;
/* We use the level handler only for now, we might want to
* be more cautious here but that works for now
*/
get_irq_desc(virq)->status |= IRQ_LEVEL;
irq_to_desc(virq)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(virq, &i8259_pic, handle_level_irq);
return 0;
}

2
arch/powerpc/sysdev/ipic.c
查看文件

@@ -605,7 +605,7 @@ static int ipic_set_irq_type(unsigned int virq, unsigned int flow_type)
{
struct ipic *ipic = ipic_from_irq(virq);
unsigned int src = ipic_irq_to_hw(virq);
struct irq_desc *desc = get_irq_desc(virq);
struct irq_desc *desc = irq_to_desc(virq);
unsigned int vold, vnew, edibit;
if (flow_type == IRQ_TYPE_NONE)

2
arch/powerpc/sysdev/mpc8xx_pic.c
查看文件

@@ -72,7 +72,7 @@ static void mpc8xx_end_irq(unsigned int virq)
static int mpc8xx_set_irq_type(unsigned int virq, unsigned int flow_type)
{
struct irq_desc *desc = get_irq_desc(virq);
struct irq_desc *desc = irq_to_desc(virq);
desc->status &= ~(IRQ_TYPE_SENSE_MASK | IRQ_LEVEL);
desc->status |= flow_type & IRQ_TYPE_SENSE_MASK;

18
arch/powerpc/sysdev/mpic.c
查看文件

@@ -572,7 +572,7 @@ static int irq_choose_cpu(unsigned int virt_irq)
cpumask_t mask;
int cpuid;
cpumask_copy(&mask, irq_desc[virt_irq].affinity);
cpumask_copy(&mask, irq_to_desc(virt_irq)->affinity);
if (cpus_equal(mask, CPU_MASK_ALL)) {
static int irq_rover;
static DEFINE_SPINLOCK(irq_rover_lock);
@@ -621,7 +621,7 @@ static struct mpic *mpic_find(unsigned int irq)
if (irq < NUM_ISA_INTERRUPTS)
return NULL;
return irq_desc[irq].chip_data;
return irq_to_desc(irq)->chip_data;
}
/* Determine if the linux irq is an IPI */
@@ -648,14 +648,14 @@ static inline u32 mpic_physmask(u32 cpumask)
/* Get the mpic structure from the IPI number */
static inline struct mpic * mpic_from_ipi(unsigned int ipi)
{
return irq_desc[ipi].chip_data;
return irq_to_desc(ipi)->chip_data;
}
#endif
/* Get the mpic structure from the irq number */
static inline struct mpic * mpic_from_irq(unsigned int irq)
{
return irq_desc[irq].chip_data;
return irq_to_desc(irq)->chip_data;
}
/* Send an EOI */
@@ -735,7 +735,7 @@ static void mpic_unmask_ht_irq(unsigned int irq)
mpic_unmask_irq(irq);
if (irq_desc[irq].status & IRQ_LEVEL)
if (irq_to_desc(irq)->status & IRQ_LEVEL)
mpic_ht_end_irq(mpic, src);
}
@@ -745,7 +745,7 @@ static unsigned int mpic_startup_ht_irq(unsigned int irq)
unsigned int src = mpic_irq_to_hw(irq);
mpic_unmask_irq(irq);
mpic_startup_ht_interrupt(mpic, src, irq_desc[irq].status);
mpic_startup_ht_interrupt(mpic, src, irq_to_desc(irq)->status);
return 0;
}
@@ -755,7 +755,7 @@ static void mpic_shutdown_ht_irq(unsigned int irq)
struct mpic *mpic = mpic_from_irq(irq);
unsigned int src = mpic_irq_to_hw(irq);
mpic_shutdown_ht_interrupt(mpic, src, irq_desc[irq].status);
mpic_shutdown_ht_interrupt(mpic, src, irq_to_desc(irq)->status);
mpic_mask_irq(irq);
}
@@ -772,7 +772,7 @@ static void mpic_end_ht_irq(unsigned int irq)
* latched another edge interrupt coming in anyway
*/
if (irq_desc[irq].status & IRQ_LEVEL)
if (irq_to_desc(irq)->status & IRQ_LEVEL)
mpic_ht_end_irq(mpic, src);
mpic_eoi(mpic);
}
@@ -856,7 +856,7 @@ int mpic_set_irq_type(unsigned int virq, unsigned int flow_type)
{
struct mpic *mpic = mpic_from_irq(virq);
unsigned int src = mpic_irq_to_hw(virq);
struct irq_desc *desc = get_irq_desc(virq);
struct irq_desc *desc = irq_to_desc(virq);
unsigned int vecpri, vold, vnew;
DBG("mpic: set_irq_type(mpic:@%p,virq:%d,src:0x%x,type:0x%x)\n",

2
arch/powerpc/sysdev/mv64x60_pic.c
查看文件

@@ -213,7 +213,7 @@ static int mv64x60_host_map(struct irq_host *h, unsigned int virq,
{
int level1;
get_irq_desc(virq)->status |= IRQ_LEVEL;
irq_to_desc(virq)->status |= IRQ_LEVEL;
level1 = (hwirq & MV64x60_LEVEL1_MASK) >> MV64x60_LEVEL1_OFFSET;
BUG_ON(level1 > MV64x60_LEVEL1_GPP);

4
arch/powerpc/sysdev/qe_lib/qe_ic.c
查看文件

@@ -189,7 +189,7 @@ static inline void qe_ic_write(volatile __be32 __iomem * base, unsigned int reg
static inline struct qe_ic *qe_ic_from_irq(unsigned int virq)
{
return irq_desc[virq].chip_data;
return irq_to_desc(virq)->chip_data;
}
#define virq_to_hw(virq) ((unsigned int)irq_map[virq].hwirq)
@@ -263,7 +263,7 @@ static int qe_ic_host_map(struct irq_host *h, unsigned int virq,
chip = &qe_ic->hc_irq;
set_irq_chip_data(virq, qe_ic);
get_irq_desc(virq)->status |= IRQ_LEVEL;
irq_to_desc(virq)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(virq, chip, handle_level_irq);

2
arch/powerpc/sysdev/tsi108_pci.c
查看文件

@@ -398,7 +398,7 @@ static int pci_irq_host_map(struct irq_host *h, unsigned int virq,
DBG("%s(%d, 0x%lx)\n", __func__, virq, hw);
if ((virq >= 1) && (virq <= 4)){
irq = virq + IRQ_PCI_INTAD_BASE - 1;
get_irq_desc(irq)->status |= IRQ_LEVEL;
irq_to_desc(irq)->status |= IRQ_LEVEL;
set_irq_chip(irq, &tsi108_pci_irq);
}
return 0;

6
arch/powerpc/sysdev/uic.c
查看文件

@@ -57,7 +57,7 @@ struct uic {
static void uic_unmask_irq(unsigned int virq)
{
struct irq_desc *desc = get_irq_desc(virq);
struct irq_desc *desc = irq_to_desc(virq);
struct uic *uic = get_irq_chip_data(virq);
unsigned int src = uic_irq_to_hw(virq);
unsigned long flags;
@@ -101,7 +101,7 @@ static void uic_ack_irq(unsigned int virq)
static void uic_mask_ack_irq(unsigned int virq)
{
struct irq_desc *desc = get_irq_desc(virq);
struct irq_desc *desc = irq_to_desc(virq);
struct uic *uic = get_irq_chip_data(virq);
unsigned int src = uic_irq_to_hw(virq);
unsigned long flags;
@@ -129,7 +129,7 @@ static int uic_set_irq_type(unsigned int virq, unsigned int flow_type)
{
struct uic *uic = get_irq_chip_data(virq);
unsigned int src = uic_irq_to_hw(virq);
struct irq_desc *desc = get_irq_desc(virq);
struct irq_desc *desc = irq_to_desc(virq);
unsigned long flags;
int trigger, polarity;
u32 tr, pr, mask;

2
arch/powerpc/sysdev/xilinx_intc.c
查看文件

@@ -79,7 +79,7 @@ static void xilinx_intc_mask(unsigned int virq)
static int xilinx_intc_set_type(unsigned int virq, unsigned int flow_type)
{
struct irq_desc *desc = get_irq_desc(virq);
struct irq_desc *desc = irq_to_desc(virq);
desc->status &= ~(IRQ_TYPE_SENSE_MASK | IRQ_LEVEL);
desc->status |= flow_type & IRQ_TYPE_SENSE_MASK;