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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-28 09:24:14 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-28 09:24:14 -0700
commite430426654c6a99fb1977bae71d4844e876c4a52 (patch)
tree65a22a59321b6bed5579c2e58371eeb373e1db61 /drivers
parente732ff707743e5ceba6ae2bfc7e799a0bac30ffa (diff)
parent650a35f868f809aade56ef960d8a465f57ac74e2 (diff)
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6: parisc: add tty driver to PDC console drivers/parisc/iosapic.c: Remove unnecessary kzalloc cast parisc: remove homegrown L1_CACHE_ALIGN macro arch/parisc: Removing undead ifdef CONFIG_PA20 parisc: unwind - optimise linked-list searches for modules parisc: change to new flag variable drivers/char/agp/parisc-agp.c: eliminate memory leak parisc: kill __do_IRQ parisc: convert eisa interrupts to flow handlers parisc: convert gsc and dino pci interrupts to flow handlers parisc: convert suckyio interrupts to flow handlers parisc: convert iosapic interrupts to proper flow handlers parisc: convert cpu interrupts to proper flow handlers parisc: lay groundwork for killing __do_IRQ parisc: add prlimit64 syscall parisc: squelch warning when using dev_get_stats
Diffstat (limited to 'drivers')
-rw-r--r--drivers/char/agp/parisc-agp.c4
-rw-r--r--drivers/parisc/dino.c29
-rw-r--r--drivers/parisc/eisa.c29
-rw-r--r--drivers/parisc/gsc.c36
-rw-r--r--drivers/parisc/iosapic.c56
-rw-r--r--drivers/parisc/led.c6
-rw-r--r--drivers/parisc/superio.c25
7 files changed, 57 insertions, 128 deletions
diff --git a/drivers/char/agp/parisc-agp.c b/drivers/char/agp/parisc-agp.c
index 1c129211302d..17e380f5f818 100644
--- a/drivers/char/agp/parisc-agp.c
+++ b/drivers/char/agp/parisc-agp.c
@@ -358,8 +358,12 @@ parisc_agp_setup(void __iomem *ioc_hpa, void __iomem *lba_hpa)
bridge->dev = fake_bridge_dev;
error = agp_add_bridge(bridge);
+ if (error)
+ goto fail;
+ return 0;
fail:
+ kfree(fake_bridge_dev);
return error;
}
diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c
index c542c7bb7454..d9f51485beee 100644
--- a/drivers/parisc/dino.c
+++ b/drivers/parisc/dino.c
@@ -296,10 +296,9 @@ static struct pci_port_ops dino_port_ops = {
.outl = dino_out32
};
-static void dino_disable_irq(unsigned int irq)
+static void dino_mask_irq(unsigned int irq)
{
- struct irq_desc *desc = irq_to_desc(irq);
- struct dino_device *dino_dev = desc->chip_data;
+ struct dino_device *dino_dev = get_irq_chip_data(irq);
int local_irq = gsc_find_local_irq(irq, dino_dev->global_irq, DINO_LOCAL_IRQS);
DBG(KERN_WARNING "%s(0x%p, %d)\n", __func__, dino_dev, irq);
@@ -309,10 +308,9 @@ static void dino_disable_irq(unsigned int irq)
__raw_writel(dino_dev->imr, dino_dev->hba.base_addr+DINO_IMR);
}
-static void dino_enable_irq(unsigned int irq)
+static void dino_unmask_irq(unsigned int irq)
{
- struct irq_desc *desc = irq_to_desc(irq);
- struct dino_device *dino_dev = desc->chip_data;
+ struct dino_device *dino_dev = get_irq_chip_data(irq);
int local_irq = gsc_find_local_irq(irq, dino_dev->global_irq, DINO_LOCAL_IRQS);
u32 tmp;
@@ -347,20 +345,11 @@ static void dino_enable_irq(unsigned int irq)
}
}
-static unsigned int dino_startup_irq(unsigned int irq)
-{
- dino_enable_irq(irq);
- return 0;
-}
-
static struct irq_chip dino_interrupt_type = {
- .name = "GSC-PCI",
- .startup = dino_startup_irq,
- .shutdown = dino_disable_irq,
- .enable = dino_enable_irq,
- .disable = dino_disable_irq,
- .ack = no_ack_irq,
- .end = no_end_irq,
+ .name = "GSC-PCI",
+ .unmask = dino_unmask_irq,
+ .mask = dino_mask_irq,
+ .ack = no_ack_irq,
};
@@ -391,7 +380,7 @@ ilr_again:
int irq = dino_dev->global_irq[local_irq];
DBG(KERN_DEBUG "%s(%d, %p) mask 0x%x\n",
__func__, irq, intr_dev, mask);
- __do_IRQ(irq);
+ generic_handle_irq(irq);
mask &= ~(1 << local_irq);
} while (mask);
diff --git a/drivers/parisc/eisa.c b/drivers/parisc/eisa.c
index 46f503fb7fc5..1211974f55aa 100644
--- a/drivers/parisc/eisa.c
+++ b/drivers/parisc/eisa.c
@@ -144,7 +144,7 @@ static unsigned int eisa_irq_level __read_mostly; /* default to edge triggered *
/* called by free irq */
-static void eisa_disable_irq(unsigned int irq)
+static void eisa_mask_irq(unsigned int irq)
{
unsigned long flags;
@@ -164,7 +164,7 @@ static void eisa_disable_irq(unsigned int irq)
}
/* called by request irq */
-static void eisa_enable_irq(unsigned int irq)
+static void eisa_unmask_irq(unsigned int irq)
{
unsigned long flags;
EISA_DBG("enable irq %d\n", irq);
@@ -182,20 +182,11 @@ static void eisa_enable_irq(unsigned int irq)
EISA_DBG("pic1 mask %02x\n", eisa_in8(0xa1));
}
-static unsigned int eisa_startup_irq(unsigned int irq)
-{
- eisa_enable_irq(irq);
- return 0;
-}
-
static struct irq_chip eisa_interrupt_type = {
- .name = "EISA",
- .startup = eisa_startup_irq,
- .shutdown = eisa_disable_irq,
- .enable = eisa_enable_irq,
- .disable = eisa_disable_irq,
- .ack = no_ack_irq,
- .end = no_end_irq,
+ .name = "EISA",
+ .unmask = eisa_unmask_irq,
+ .mask = eisa_mask_irq,
+ .ack = no_ack_irq,
};
static irqreturn_t eisa_irq(int wax_irq, void *intr_dev)
@@ -233,7 +224,7 @@ static irqreturn_t eisa_irq(int wax_irq, void *intr_dev)
}
spin_unlock_irqrestore(&eisa_irq_lock, flags);
- __do_IRQ(irq);
+ generic_handle_irq(irq);
spin_lock_irqsave(&eisa_irq_lock, flags);
/* unmask */
@@ -346,10 +337,10 @@ static int __init eisa_probe(struct parisc_device *dev)
}
/* Reserve IRQ2 */
- irq_to_desc(2)->action = &irq2_action;
-
+ setup_irq(2, &irq2_action);
for (i = 0; i < 16; i++) {
- irq_to_desc(i)->chip = &eisa_interrupt_type;
+ set_irq_chip_and_handler(i, &eisa_interrupt_type,
+ handle_level_irq);
}
EISA_bus = 1;
diff --git a/drivers/parisc/gsc.c b/drivers/parisc/gsc.c
index 20a1bce1a031..e605298e3aee 100644
--- a/drivers/parisc/gsc.c
+++ b/drivers/parisc/gsc.c
@@ -86,7 +86,7 @@ irqreturn_t gsc_asic_intr(int gsc_asic_irq, void *dev)
do {
int local_irq = __ffs(irr);
unsigned int irq = gsc_asic->global_irq[local_irq];
- __do_IRQ(irq);
+ generic_handle_irq(irq);
irr &= ~(1 << local_irq);
} while (irr);
@@ -105,10 +105,9 @@ int gsc_find_local_irq(unsigned int irq, int *global_irqs, int limit)
return NO_IRQ;
}
-static void gsc_asic_disable_irq(unsigned int irq)
+static void gsc_asic_mask_irq(unsigned int irq)
{
- struct irq_desc *desc = irq_to_desc(irq);
- struct gsc_asic *irq_dev = desc->chip_data;
+ struct gsc_asic *irq_dev = get_irq_chip_data(irq);
int local_irq = gsc_find_local_irq(irq, irq_dev->global_irq, 32);
u32 imr;
@@ -121,10 +120,9 @@ static void gsc_asic_disable_irq(unsigned int irq)
gsc_writel(imr, irq_dev->hpa + OFFSET_IMR);
}
-static void gsc_asic_enable_irq(unsigned int irq)
+static void gsc_asic_unmask_irq(unsigned int irq)
{
- struct irq_desc *desc = irq_to_desc(irq);
- struct gsc_asic *irq_dev = desc->chip_data;
+ struct gsc_asic *irq_dev = get_irq_chip_data(irq);
int local_irq = gsc_find_local_irq(irq, irq_dev->global_irq, 32);
u32 imr;
@@ -141,33 +139,23 @@ static void gsc_asic_enable_irq(unsigned int irq)
*/
}
-static unsigned int gsc_asic_startup_irq(unsigned int irq)
-{
- gsc_asic_enable_irq(irq);
- return 0;
-}
-
static struct irq_chip gsc_asic_interrupt_type = {
- .name = "GSC-ASIC",
- .startup = gsc_asic_startup_irq,
- .shutdown = gsc_asic_disable_irq,
- .enable = gsc_asic_enable_irq,
- .disable = gsc_asic_disable_irq,
- .ack = no_ack_irq,
- .end = no_end_irq,
+ .name = "GSC-ASIC",
+ .unmask = gsc_asic_unmask_irq,
+ .mask = gsc_asic_mask_irq,
+ .ack = no_ack_irq,
};
int gsc_assign_irq(struct irq_chip *type, void *data)
{
static int irq = GSC_IRQ_BASE;
- struct irq_desc *desc;
if (irq > GSC_IRQ_MAX)
return NO_IRQ;
- desc = irq_to_desc(irq);
- desc->chip = type;
- desc->chip_data = data;
+ set_irq_chip_and_handler(irq, type, handle_level_irq);
+ set_irq_chip_data(irq, data);
+
return irq++;
}
diff --git a/drivers/parisc/iosapic.c b/drivers/parisc/iosapic.c
index c76836727cae..a3120a09c43d 100644
--- a/drivers/parisc/iosapic.c
+++ b/drivers/parisc/iosapic.c
@@ -615,17 +615,10 @@ iosapic_set_irt_data( struct vector_info *vi, u32 *dp0, u32 *dp1)
}
-static struct vector_info *iosapic_get_vector(unsigned int irq)
-{
- struct irq_desc *desc = irq_to_desc(irq);
-
- return desc->chip_data;
-}
-
-static void iosapic_disable_irq(unsigned int irq)
+static void iosapic_mask_irq(unsigned int irq)
{
unsigned long flags;
- struct vector_info *vi = iosapic_get_vector(irq);
+ struct vector_info *vi = get_irq_chip_data(irq);
u32 d0, d1;
spin_lock_irqsave(&iosapic_lock, flags);
@@ -635,9 +628,9 @@ static void iosapic_disable_irq(unsigned int irq)
spin_unlock_irqrestore(&iosapic_lock, flags);
}
-static void iosapic_enable_irq(unsigned int irq)
+static void iosapic_unmask_irq(unsigned int irq)
{
- struct vector_info *vi = iosapic_get_vector(irq);
+ struct vector_info *vi = get_irq_chip_data(irq);
u32 d0, d1;
/* data is initialized by fixup_irq */
@@ -676,36 +669,14 @@ printk("\n");
DBG(KERN_DEBUG "enable_irq(%d): eoi(%p, 0x%x)\n", irq,
vi->eoi_addr, vi->eoi_data);
iosapic_eoi(vi->eoi_addr, vi->eoi_data);
-}
-
-/*
- * PARISC only supports PCI devices below I/O SAPIC.
- * PCI only supports level triggered in order to share IRQ lines.
- * ergo I/O SAPIC must always issue EOI on parisc.
- *
- * i386/ia64 support ISA devices and have to deal with
- * edge-triggered interrupts too.
- */
-static void iosapic_end_irq(unsigned int irq)
-{
- struct vector_info *vi = iosapic_get_vector(irq);
- DBG(KERN_DEBUG "end_irq(%d): eoi(%p, 0x%x)\n", irq,
- vi->eoi_addr, vi->eoi_data);
- iosapic_eoi(vi->eoi_addr, vi->eoi_data);
- cpu_end_irq(irq);
-}
-
-static unsigned int iosapic_startup_irq(unsigned int irq)
-{
- iosapic_enable_irq(irq);
- return 0;
+ cpu_eoi_irq(irq);
}
#ifdef CONFIG_SMP
static int iosapic_set_affinity_irq(unsigned int irq,
const struct cpumask *dest)
{
- struct vector_info *vi = iosapic_get_vector(irq);
+ struct vector_info *vi = get_irq_chip_data(irq);
u32 d0, d1, dummy_d0;
unsigned long flags;
int dest_cpu;
@@ -730,13 +701,10 @@ static int iosapic_set_affinity_irq(unsigned int irq,
#endif
static struct irq_chip iosapic_interrupt_type = {
- .name = "IO-SAPIC-level",
- .startup = iosapic_startup_irq,
- .shutdown = iosapic_disable_irq,
- .enable = iosapic_enable_irq,
- .disable = iosapic_disable_irq,
- .ack = cpu_ack_irq,
- .end = iosapic_end_irq,
+ .name = "IO-SAPIC-level",
+ .unmask = iosapic_unmask_irq,
+ .mask = iosapic_mask_irq,
+ .ack = cpu_ack_irq,
#ifdef CONFIG_SMP
.set_affinity = iosapic_set_affinity_irq,
#endif
@@ -891,8 +859,8 @@ void *iosapic_register(unsigned long hpa)
isi->isi_version = iosapic_rd_version(isi);
isi->isi_num_vectors = IOSAPIC_IRDT_MAX_ENTRY(isi->isi_version) + 1;
- vip = isi->isi_vector = (struct vector_info *)
- kzalloc(sizeof(struct vector_info) * isi->isi_num_vectors, GFP_KERNEL);
+ vip = isi->isi_vector = kcalloc(isi->isi_num_vectors,
+ sizeof(struct vector_info), GFP_KERNEL);
if (vip == NULL) {
kfree(isi);
return NULL;
diff --git a/drivers/parisc/led.c b/drivers/parisc/led.c
index c5c14dd3734f..2350e8a86eef 100644
--- a/drivers/parisc/led.c
+++ b/drivers/parisc/led.c
@@ -346,8 +346,8 @@ static __inline__ int led_get_net_activity(void)
#ifndef CONFIG_NET
return 0;
#else
- static unsigned long rx_total_last, tx_total_last;
- unsigned long rx_total, tx_total;
+ static u64 rx_total_last, tx_total_last;
+ u64 rx_total, tx_total;
struct net_device *dev;
int retval;
@@ -356,7 +356,7 @@ static __inline__ int led_get_net_activity(void)
/* we are running as a workqueue task, so we can use an RCU lookup */
rcu_read_lock();
for_each_netdev_rcu(&init_net, dev) {
- const struct net_device_stats *stats;
+ const struct rtnl_link_stats64 *stats;
struct rtnl_link_stats64 temp;
struct in_device *in_dev = __in_dev_get_rcu(dev);
if (!in_dev || !in_dev->ifa_list)
diff --git a/drivers/parisc/superio.c b/drivers/parisc/superio.c
index f7806d81f1e0..0846dafdfff1 100644
--- a/drivers/parisc/superio.c
+++ b/drivers/parisc/superio.c
@@ -139,7 +139,7 @@ superio_interrupt(int parent_irq, void *devp)
}
/* Call the appropriate device's interrupt */
- __do_IRQ(local_irq);
+ generic_handle_irq(local_irq);
/* set EOI - forces a new interrupt if a lower priority device
* still needs service.
@@ -286,7 +286,7 @@ superio_init(struct pci_dev *pcidev)
}
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_87560_LIO, superio_init);
-static void superio_disable_irq(unsigned int irq)
+static void superio_mask_irq(unsigned int irq)
{
u8 r8;
@@ -303,7 +303,7 @@ static void superio_disable_irq(unsigned int irq)
outb (r8,IC_PIC1+1);
}
-static void superio_enable_irq(unsigned int irq)
+static void superio_unmask_irq(unsigned int irq)
{
u8 r8;
@@ -319,20 +319,11 @@ static void superio_enable_irq(unsigned int irq)
outb (r8,IC_PIC1+1);
}
-static unsigned int superio_startup_irq(unsigned int irq)
-{
- superio_enable_irq(irq);
- return 0;
-}
-
static struct irq_chip superio_interrupt_type = {
- .name = SUPERIO,
- .startup = superio_startup_irq,
- .shutdown = superio_disable_irq,
- .enable = superio_enable_irq,
- .disable = superio_disable_irq,
+ .name = SUPERIO,
+ .unmask = superio_unmask_irq,
+ .mask = superio_mask_irq,
.ack = no_ack_irq,
- .end = no_end_irq,
};
#ifdef DEBUG_SUPERIO_INIT
@@ -363,9 +354,7 @@ int superio_fixup_irq(struct pci_dev *pcidev)
#endif
for (i = 0; i < 16; i++) {
- struct irq_desc *desc = irq_to_desc(i);
-
- desc->chip = &superio_interrupt_type;
+ set_irq_chip_and_handler(i, &superio_interrupt_type, handle_level_irq);
}
/*

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