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authorJens Axboe <jens.axboe@oracle.com>2009-12-03 13:49:39 +0100
committerJens Axboe <jens.axboe@oracle.com>2009-12-03 13:49:39 +0100
commit220d0b1dbf78c6417a658c96e571415552d3abac (patch)
tree70cd3862540c38ea490e7a27c3c7acc35b680234 /arch/mips
parent474b18ccc264c472abeec50f48469b6477202699 (diff)
parent22763c5cf3690a681551162c15d34d935308c8d7 (diff)
Merge branch 'master' into for-2.6.33
Diffstat (limited to 'arch/mips')
-rw-r--r--arch/mips/Kconfig26
-rw-r--r--arch/mips/alchemy/common/irq.c34
-rw-r--r--arch/mips/alchemy/mtx-1/board_setup.c3
-rw-r--r--arch/mips/ar7/platform.c9
-rw-r--r--arch/mips/bcm47xx/prom.c2
-rw-r--r--arch/mips/bcm63xx/Makefile2
-rw-r--r--arch/mips/bcm63xx/boards/board_bcm963xx.c3
-rw-r--r--arch/mips/bcm63xx/cpu.c3
-rw-r--r--arch/mips/bcm63xx/dev-uart.c2
-rw-r--r--arch/mips/bcm63xx/dev-wdt.c37
-rw-r--r--arch/mips/bcm63xx/setup.c4
-rw-r--r--arch/mips/cavium-octeon/octeon-irq.c224
-rw-r--r--arch/mips/cavium-octeon/smp.c5
-rw-r--r--arch/mips/configs/rbtx49xx_defconfig252
-rw-r--r--arch/mips/include/asm/dma-mapping.h11
-rw-r--r--arch/mips/include/asm/fixmap.h4
-rw-r--r--arch/mips/include/asm/gcmpregs.h18
-rw-r--r--arch/mips/include/asm/gic.h188
-rw-r--r--arch/mips/include/asm/mach-ar7/ar7.h3
-rw-r--r--arch/mips/include/asm/mach-au1x00/gpio-au1000.h2
-rw-r--r--arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_uart.h6
-rw-r--r--arch/mips/include/asm/mach-ip27/topology.h4
-rw-r--r--arch/mips/include/asm/mach-loongson/cpu-feature-overrides.h3
-rw-r--r--arch/mips/include/asm/mman.h1
-rw-r--r--arch/mips/include/asm/mmu_context.h13
-rw-r--r--arch/mips/include/asm/setup.h2
-rw-r--r--arch/mips/include/asm/smtc_ipi.h1
-rw-r--r--arch/mips/include/asm/spram.h10
-rw-r--r--arch/mips/include/asm/system.h15
-rw-r--r--arch/mips/include/asm/thread_info.h9
-rw-r--r--arch/mips/jazz/irq.c2
-rw-r--r--arch/mips/kernel/cevt-bcm1480.c2
-rw-r--r--arch/mips/kernel/cevt-ds1287.c2
-rw-r--r--arch/mips/kernel/cevt-gt641xx.c2
-rw-r--r--arch/mips/kernel/cevt-r4k.c2
-rw-r--r--arch/mips/kernel/cevt-sb1250.c2
-rw-r--r--arch/mips/kernel/cevt-smtc.c3
-rw-r--r--arch/mips/kernel/cevt-txx9.c2
-rw-r--r--arch/mips/kernel/cpu-probe.c8
-rw-r--r--arch/mips/kernel/head.S1
-rw-r--r--arch/mips/kernel/i8253.c2
-rw-r--r--arch/mips/kernel/irq-gic.c114
-rw-r--r--arch/mips/kernel/linux32.c6
-rw-r--r--arch/mips/kernel/scall64-o32.S4
-rw-r--r--arch/mips/kernel/smtc.c34
-rw-r--r--arch/mips/kernel/spram.c5
-rw-r--r--arch/mips/kernel/syscall.c4
-rw-r--r--arch/mips/kernel/vpe.c2
-rw-r--r--arch/mips/loongson/common/irq.c1
-rw-r--r--arch/mips/math-emu/cp1emu.c41
-rw-r--r--arch/mips/math-emu/dp_simple.c13
-rw-r--r--arch/mips/math-emu/sp_simple.c11
-rw-r--r--arch/mips/mm/dma-default.c7
-rw-r--r--arch/mips/mm/init.c6
-rw-r--r--arch/mips/mti-malta/malta-amon.c7
-rw-r--r--arch/mips/mti-malta/malta-int.c119
-rw-r--r--arch/mips/mti-malta/malta-memory.c3
-rw-r--r--arch/mips/mti-malta/malta-pci.c27
-rw-r--r--arch/mips/nxp/pnx8550/common/int.c2
-rw-r--r--arch/mips/nxp/pnx8550/common/time.c4
-rw-r--r--arch/mips/oprofile/op_model_loongson2.c2
-rw-r--r--arch/mips/rb532/devices.c3
-rw-r--r--arch/mips/rb532/prom.c2
-rw-r--r--arch/mips/sgi-ip27/ip27-timer.c2
-rw-r--r--arch/mips/sni/time.c2
-rw-r--r--arch/mips/txx9/generic/setup.c9
66 files changed, 808 insertions, 546 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 705a7a9170f3..fd7620f025fa 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1,6 +1,7 @@
config MIPS
bool
default y
+ select HAVE_GENERIC_DMA_COHERENT
select HAVE_IDE
select HAVE_OPROFILE
select HAVE_ARCH_KGDB
@@ -357,7 +358,14 @@ config SGI_IP22
select SWAP_IO_SPACE
select SYS_HAS_CPU_R4X00
select SYS_HAS_CPU_R5000
- select SYS_HAS_EARLY_PRINTK
+ #
+ # Disable EARLY_PRINTK for now since it leads to overwritten prom
+ # memory during early boot on some machines.
+ #
+ # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
+ # for a more details discussion
+ #
+ # select SYS_HAS_EARLY_PRINTK
select SYS_SUPPORTS_32BIT_KERNEL
select SYS_SUPPORTS_64BIT_KERNEL
select SYS_SUPPORTS_BIG_ENDIAN
@@ -409,7 +417,14 @@ config SGI_IP28
select SGI_HAS_ZILOG
select SWAP_IO_SPACE
select SYS_HAS_CPU_R10000
- select SYS_HAS_EARLY_PRINTK
+ #
+ # Disable EARLY_PRINTK for now since it leads to overwritten prom
+ # memory during early boot on some machines.
+ #
+ # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
+ # for a more details discussion
+ #
+ # select SYS_HAS_EARLY_PRINTK
select SYS_SUPPORTS_64BIT_KERNEL
select SYS_SUPPORTS_BIG_ENDIAN
help
@@ -1012,9 +1027,9 @@ config BOOT_ELF32
config MIPS_L1_CACHE_SHIFT
int
- default "4" if MACH_DECSTATION || MIKROTIK_RB532
+ default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL
+ default "6" if MIPS_CPU_SCACHE
default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON
- default "4" if PMC_MSP4200_EVAL
default "5"
config HAVE_STD_PC_SERIAL_PORT
@@ -1438,6 +1453,7 @@ choice
config PAGE_SIZE_4KB
bool "4kB"
+ depends on !CPU_LOONGSON2
help
This option select the standard 4kB Linux page size. On some
R3000-family processors this is the only available page size. Using
@@ -1762,7 +1778,7 @@ config SYS_SUPPORTS_SMARTMIPS
config ARCH_FLATMEM_ENABLE
def_bool y
- depends on !NUMA
+ depends on !NUMA && !CPU_LOONGSON2
config ARCH_DISCONTIGMEM_ENABLE
bool
diff --git a/arch/mips/alchemy/common/irq.c b/arch/mips/alchemy/common/irq.c
index c88c821b4c36..d670928afcfd 100644
--- a/arch/mips/alchemy/common/irq.c
+++ b/arch/mips/alchemy/common/irq.c
@@ -354,6 +354,28 @@ static void au1x_ic1_ack(unsigned int irq_nr)
au_sync();
}
+static void au1x_ic0_maskack(unsigned int irq_nr)
+{
+ unsigned int bit = irq_nr - AU1000_INTC0_INT_BASE;
+
+ au_writel(1 << bit, IC0_WAKECLR);
+ au_writel(1 << bit, IC0_MASKCLR);
+ au_writel(1 << bit, IC0_RISINGCLR);
+ au_writel(1 << bit, IC0_FALLINGCLR);
+ au_sync();
+}
+
+static void au1x_ic1_maskack(unsigned int irq_nr)
+{
+ unsigned int bit = irq_nr - AU1000_INTC1_INT_BASE;
+
+ au_writel(1 << bit, IC1_WAKECLR);
+ au_writel(1 << bit, IC1_MASKCLR);
+ au_writel(1 << bit, IC1_RISINGCLR);
+ au_writel(1 << bit, IC1_FALLINGCLR);
+ au_sync();
+}
+
static int au1x_ic1_setwake(unsigned int irq, unsigned int on)
{
unsigned int bit = irq - AU1000_INTC1_INT_BASE;
@@ -379,25 +401,21 @@ static int au1x_ic1_setwake(unsigned int irq, unsigned int on)
/*
* irq_chips for both ICs; this way the mask handlers can be
* as short as possible.
- *
- * NOTE: the ->ack() callback is used by the handle_edge_irq
- * flowhandler only, the ->mask_ack() one by handle_level_irq,
- * so no need for an irq_chip for each type of irq (level/edge).
*/
static struct irq_chip au1x_ic0_chip = {
.name = "Alchemy-IC0",
- .ack = au1x_ic0_ack, /* edge */
+ .ack = au1x_ic0_ack,
.mask = au1x_ic0_mask,
- .mask_ack = au1x_ic0_mask, /* level */
+ .mask_ack = au1x_ic0_maskack,
.unmask = au1x_ic0_unmask,
.set_type = au1x_ic_settype,
};
static struct irq_chip au1x_ic1_chip = {
.name = "Alchemy-IC1",
- .ack = au1x_ic1_ack, /* edge */
+ .ack = au1x_ic1_ack,
.mask = au1x_ic1_mask,
- .mask_ack = au1x_ic1_mask, /* level */
+ .mask_ack = au1x_ic1_maskack,
.unmask = au1x_ic1_unmask,
.set_type = au1x_ic_settype,
.set_wake = au1x_ic1_setwake,
diff --git a/arch/mips/alchemy/mtx-1/board_setup.c b/arch/mips/alchemy/mtx-1/board_setup.c
index cc32c69a74ad..45b61c9b82b9 100644
--- a/arch/mips/alchemy/mtx-1/board_setup.c
+++ b/arch/mips/alchemy/mtx-1/board_setup.c
@@ -69,6 +69,7 @@ void __init board_setup(void)
#else
au_writel(0xf, Au1500_PCI_CFG);
#endif
+ board_pci_idsel = mtx1_pci_idsel;
#endif
/* Initialize sys_pinfunc */
@@ -85,8 +86,6 @@ void __init board_setup(void)
alchemy_gpio_direction_output(211, 1); /* green on */
alchemy_gpio_direction_output(212, 0); /* red off */
- board_pci_idsel = mtx1_pci_idsel;
-
printk(KERN_INFO "4G Systems MTX-1 Board\n");
}
diff --git a/arch/mips/ar7/platform.c b/arch/mips/ar7/platform.c
index e2278c04459d..835f3f0319ca 100644
--- a/arch/mips/ar7/platform.c
+++ b/arch/mips/ar7/platform.c
@@ -503,6 +503,7 @@ static int __init ar7_register_devices(void)
{
u16 chip_id;
int res;
+ u32 *bootcr, val;
#ifdef CONFIG_SERIAL_8250
static struct uart_port uart_port[2];
@@ -595,7 +596,13 @@ static int __init ar7_register_devices(void)
ar7_wdt_res.end = ar7_wdt_res.start + 0x20;
- res = platform_device_register(&ar7_wdt);
+ bootcr = (u32 *)ioremap_nocache(AR7_REGS_DCL, 4);
+ val = *bootcr;
+ iounmap(bootcr);
+
+ /* Register watchdog only if enabled in hardware */
+ if (val & AR7_WDT_HW_ENA)
+ res = platform_device_register(&ar7_wdt);
return res;
}
diff --git a/arch/mips/bcm47xx/prom.c b/arch/mips/bcm47xx/prom.c
index 079e33d52783..fb284c3b2cff 100644
--- a/arch/mips/bcm47xx/prom.c
+++ b/arch/mips/bcm47xx/prom.c
@@ -100,7 +100,7 @@ static __init void prom_init_console(void)
static __init void prom_init_cmdline(void)
{
- char buf[CL_SIZE];
+ static char buf[CL_SIZE] __initdata;
/* Get the kernel command line from CFE */
if (cfe_getenv("LINUX_CMDLINE", buf, CL_SIZE) >= 0) {
diff --git a/arch/mips/bcm63xx/Makefile b/arch/mips/bcm63xx/Makefile
index c146d1ededed..00064b660809 100644
--- a/arch/mips/bcm63xx/Makefile
+++ b/arch/mips/bcm63xx/Makefile
@@ -1,5 +1,5 @@
obj-y += clk.o cpu.o cs.o gpio.o irq.o prom.o setup.o timer.o \
- dev-dsp.o dev-enet.o dev-pcmcia.o dev-uart.o
+ dev-dsp.o dev-enet.o dev-pcmcia.o dev-uart.o dev-wdt.o
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
obj-y += boards/
diff --git a/arch/mips/bcm63xx/boards/board_bcm963xx.c b/arch/mips/bcm63xx/boards/board_bcm963xx.c
index 78e155d21be6..05a35cf5963d 100644
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -24,7 +24,6 @@
#include <bcm63xx_dev_enet.h>
#include <bcm63xx_dev_dsp.h>
#include <bcm63xx_dev_pcmcia.h>
-#include <bcm63xx_dev_uart.h>
#include <board_bcm963xx.h>
#define PFX "board_bcm963xx: "
@@ -794,8 +793,6 @@ int __init board_register_devices(void)
{
u32 val;
- bcm63xx_uart_register();
-
if (board.has_pccard)
bcm63xx_pcmcia_register();
diff --git a/arch/mips/bcm63xx/cpu.c b/arch/mips/bcm63xx/cpu.c
index 6dc43f0483e8..70378bb5e3f9 100644
--- a/arch/mips/bcm63xx/cpu.c
+++ b/arch/mips/bcm63xx/cpu.c
@@ -10,6 +10,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/cpu.h>
+#include <asm/cpu-info.h>
#include <bcm63xx_cpu.h>
#include <bcm63xx_regs.h>
#include <bcm63xx_io.h>
@@ -284,6 +285,7 @@ void __init bcm63xx_cpu_init(void)
{
unsigned int tmp, expected_cpu_id;
struct cpuinfo_mips *c = &current_cpu_data;
+ unsigned int cpu = smp_processor_id();
/* soc registers location depends on cpu type */
expected_cpu_id = 0;
@@ -293,6 +295,7 @@ void __init bcm63xx_cpu_init(void)
* BCM6338 as the same PrId as BCM3302 see arch/mips/kernel/cpu-probe.c
*/
case CPU_BCM3302:
+ __cpu_name[cpu] = "Broadcom BCM6338";
expected_cpu_id = BCM6338_CPU_ID;
bcm63xx_regs_base = bcm96338_regs_base;
bcm63xx_irqs = bcm96338_irqs;
diff --git a/arch/mips/bcm63xx/dev-uart.c b/arch/mips/bcm63xx/dev-uart.c
index 5f3d89c4a988..b0519461ad9b 100644
--- a/arch/mips/bcm63xx/dev-uart.c
+++ b/arch/mips/bcm63xx/dev-uart.c
@@ -10,7 +10,6 @@
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <bcm63xx_cpu.h>
-#include <bcm63xx_dev_uart.h>
static struct resource uart_resources[] = {
{
@@ -39,3 +38,4 @@ int __init bcm63xx_uart_register(void)
uart_resources[1].start = bcm63xx_get_irq_number(IRQ_UART0);
return platform_device_register(&bcm63xx_uart_device);
}
+arch_initcall(bcm63xx_uart_register);
diff --git a/arch/mips/bcm63xx/dev-wdt.c b/arch/mips/bcm63xx/dev-wdt.c
new file mode 100644
index 000000000000..3e6c716a4c11
--- /dev/null
+++ b/arch/mips/bcm63xx/dev-wdt.c
@@ -0,0 +1,37 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org>
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <bcm63xx_cpu.h>
+
+static struct resource wdt_resources[] = {
+ {
+ .start = -1, /* filled at runtime */
+ .end = -1, /* filled at runtime */
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device bcm63xx_wdt_device = {
+ .name = "bcm63xx-wdt",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(wdt_resources),
+ .resource = wdt_resources,
+};
+
+int __init bcm63xx_wdt_register(void)
+{
+ wdt_resources[0].start = bcm63xx_regset_address(RSET_WDT);
+ wdt_resources[0].end = wdt_resources[0].start;
+ wdt_resources[0].end += RSET_WDT_SIZE - 1;
+
+ return platform_device_register(&bcm63xx_wdt_device);
+}
+arch_initcall(bcm63xx_wdt_register);
diff --git a/arch/mips/bcm63xx/setup.c b/arch/mips/bcm63xx/setup.c
index b18a0ca926fa..d0056598fbfc 100644
--- a/arch/mips/bcm63xx/setup.c
+++ b/arch/mips/bcm63xx/setup.c
@@ -75,7 +75,9 @@ void bcm63xx_machine_reboot(void)
bcm6348_a1_reboot();
printk(KERN_INFO "triggering watchdog soft-reset...\n");
- bcm_perf_writel(SYS_PLL_SOFT_RESET, PERF_SYS_PLL_CTL_REG);
+ reg = bcm_perf_readl(PERF_SYS_PLL_CTL_REG);
+ reg |= SYS_PLL_SOFT_RESET;
+ bcm_perf_writel(reg, PERF_SYS_PLL_CTL_REG);
while (1)
;
}
diff --git a/arch/mips/cavium-octeon/octeon-irq.c b/arch/mips/cavium-octeon/octeon-irq.c
index 384f1842bfb1..6f2acf09328d 100644
--- a/arch/mips/cavium-octeon/octeon-irq.c
+++ b/arch/mips/cavium-octeon/octeon-irq.c
@@ -17,6 +17,15 @@ DEFINE_RWLOCK(octeon_irq_ciu0_rwlock);
DEFINE_RWLOCK(octeon_irq_ciu1_rwlock);
DEFINE_SPINLOCK(octeon_irq_msi_lock);
+static int octeon_coreid_for_cpu(int cpu)
+{
+#ifdef CONFIG_SMP
+ return cpu_logical_map(cpu);
+#else
+ return cvmx_get_core_num();
+#endif
+}
+
static void octeon_irq_core_ack(unsigned int irq)
{
unsigned int bit = irq - OCTEON_IRQ_SW0;
@@ -152,11 +161,10 @@ static void octeon_irq_ciu0_disable(unsigned int irq)
int bit = irq - OCTEON_IRQ_WORKQ0; /* Bit 0-63 of EN0 */
unsigned long flags;
uint64_t en0;
-#ifdef CONFIG_SMP
int cpu;
write_lock_irqsave(&octeon_irq_ciu0_rwlock, flags);
for_each_online_cpu(cpu) {
- int coreid = cpu_logical_map(cpu);
+ int coreid = octeon_coreid_for_cpu(cpu);
en0 = cvmx_read_csr(CVMX_CIU_INTX_EN0(coreid * 2));
en0 &= ~(1ull << bit);
cvmx_write_csr(CVMX_CIU_INTX_EN0(coreid * 2), en0);
@@ -167,26 +175,57 @@ static void octeon_irq_ciu0_disable(unsigned int irq)
*/
cvmx_read_csr(CVMX_CIU_INTX_EN0(cvmx_get_core_num() * 2));
write_unlock_irqrestore(&octeon_irq_ciu0_rwlock, flags);
-#else
- int coreid = cvmx_get_core_num();
- local_irq_save(flags);
- en0 = cvmx_read_csr(CVMX_CIU_INTX_EN0(coreid * 2));
- en0 &= ~(1ull << bit);
- cvmx_write_csr(CVMX_CIU_INTX_EN0(coreid * 2), en0);
- cvmx_read_csr(CVMX_CIU_INTX_EN0(coreid * 2));
- local_irq_restore(flags);
-#endif
+}
+
+/*
+ * Enable the irq on the current core for chips that have the EN*_W1{S,C}
+ * registers.
+ */
+static void octeon_irq_ciu0_enable_v2(unsigned int irq)
+{
+ int index = cvmx_get_core_num() * 2;
+ u64 mask = 1ull << (irq - OCTEON_IRQ_WORKQ0);
+
+ cvmx_write_csr(CVMX_CIU_INTX_EN0_W1S(index), mask);
+}
+
+/*
+ * Disable the irq on the current core for chips that have the EN*_W1{S,C}
+ * registers.
+ */
+static void octeon_irq_ciu0_disable_v2(unsigned int irq)
+{
+ int index = cvmx_get_core_num() * 2;
+ u64 mask = 1ull << (irq - OCTEON_IRQ_WORKQ0);
+
+ cvmx_write_csr(CVMX_CIU_INTX_EN0_W1C(index), mask);
+}
+
+/*
+ * Disable the irq on the all cores for chips that have the EN*_W1{S,C}
+ * registers.
+ */
+static void octeon_irq_ciu0_disable_all_v2(unsigned int irq)
+{
+ u64 mask = 1ull << (irq - OCTEON_IRQ_WORKQ0);
+ int index;
+ int cpu;
+ for_each_online_cpu(cpu) {
+ index = octeon_coreid_for_cpu(cpu) * 2;
+ cvmx_write_csr(CVMX_CIU_INTX_EN0_W1C(index), mask);
+ }
}
#ifdef CONFIG_SMP
static int octeon_irq_ciu0_set_affinity(unsigned int irq, const struct cpumask *dest)
{
int cpu;
+ unsigned long flags;
int bit = irq - OCTEON_IRQ_WORKQ0; /* Bit 0-63 of EN0 */
- write_lock(&octeon_irq_ciu0_rwlock);
+ write_lock_irqsave(&octeon_irq_ciu0_rwlock, flags);
for_each_online_cpu(cpu) {
- int coreid = cpu_logical_map(cpu);
+ int coreid = octeon_coreid_for_cpu(cpu);
uint64_t en0 =
cvmx_read_csr(CVMX_CIU_INTX_EN0(coreid * 2));
if (cpumask_test_cpu(cpu, dest))
@@ -200,11 +239,45 @@ static int octeon_irq_ciu0_set_affinity(unsigned int irq, const struct cpumask *
* of them are done.
*/
cvmx_read_csr(CVMX_CIU_INTX_EN0(cvmx_get_core_num() * 2));
- write_unlock(&octeon_irq_ciu0_rwlock);
+ write_unlock_irqrestore(&octeon_irq_ciu0_rwlock, flags);
return 0;
}
+
+/*
+ * Set affinity for the irq for chips that have the EN*_W1{S,C}
+ * registers.
+ */
+static int octeon_irq_ciu0_set_affinity_v2(unsigned int irq,
+ const struct cpumask *dest)
+{
+ int cpu;
+ int index;
+ u64 mask = 1ull << (irq - OCTEON_IRQ_WORKQ0);
+ for_each_online_cpu(cpu) {
+ index = octeon_coreid_for_cpu(cpu) * 2;
+ if (cpumask_test_cpu(cpu, dest))
+ cvmx_write_csr(CVMX_CIU_INTX_EN0_W1S(index), mask);
+ else
+ cvmx_write_csr(CVMX_CIU_INTX_EN0_W1C(index), mask);
+ }
+ return 0;
+}
+#endif
+
+/*
+ * Newer octeon chips have support for lockless CIU operation.
+ */
+static struct irq_chip octeon_irq_chip_ciu0_v2 = {
+ .name = "CIU0",
+ .enable = octeon_irq_ciu0_enable_v2,
+ .disable = octeon_irq_ciu0_disable_all_v2,
+ .ack = octeon_irq_ciu0_disable_v2,
+ .eoi = octeon_irq_ciu0_enable_v2,
+#ifdef CONFIG_SMP
+ .set_affinity = octeon_irq_ciu0_set_affinity_v2,
#endif
+};
static struct irq_chip octeon_irq_chip_ciu0 = {
.name = "CIU0",
@@ -269,11 +342,10 @@ static void octeon_irq_ciu1_disable(unsigned int irq)
int bit = irq - OCTEON_IRQ_WDOG0; /* Bit 0-63 of EN1 */
unsigned long flags;
uint64_t en1;
-#ifdef CONFIG_SMP
int cpu;
write_lock_irqsave(&octeon_irq_ciu1_rwlock, flags);
for_each_online_cpu(cpu) {
- int coreid = cpu_logical_map(cpu);
+ int coreid = octeon_coreid_for_cpu(cpu);
en1 = cvmx_read_csr(CVMX_CIU_INTX_EN1(coreid * 2 + 1));
en1 &= ~(1ull << bit);
cvmx_write_csr(CVMX_CIU_INTX_EN1(coreid * 2 + 1), en1);
@@ -284,26 +356,58 @@ static void octeon_irq_ciu1_disable(unsigned int irq)
*/
cvmx_read_csr(CVMX_CIU_INTX_EN1(cvmx_get_core_num() * 2 + 1));
write_unlock_irqrestore(&octeon_irq_ciu1_rwlock, flags);
-#else
- int coreid = cvmx_get_core_num();
- local_irq_save(flags);
- en1 = cvmx_read_csr(CVMX_CIU_INTX_EN1(coreid * 2 + 1));
- en1 &= ~(1ull << bit);
- cvmx_write_csr(CVMX_CIU_INTX_EN1(coreid * 2 + 1), en1);
- cvmx_read_csr(CVMX_CIU_INTX_EN1(coreid * 2 + 1));
- local_irq_restore(flags);
-#endif
+}
+
+/*
+ * Enable the irq on the current core for chips that have the EN*_W1{S,C}
+ * registers.
+ */
+static void octeon_irq_ciu1_enable_v2(unsigned int irq)
+{
+ int index = cvmx_get_core_num() * 2 + 1;
+ u64 mask = 1ull << (irq - OCTEON_IRQ_WDOG0);
+
+ cvmx_write_csr(CVMX_CIU_INTX_EN1_W1S(index), mask);
+}
+
+/*
+ * Disable the irq on the current core for chips that have the EN*_W1{S,C}
+ * registers.
+ */
+static void octeon_irq_ciu1_disable_v2(unsigned int irq)
+{
+ int index = cvmx_get_core_num() * 2 + 1;
+ u64 mask = 1ull << (irq - OCTEON_IRQ_WDOG0);
+
+ cvmx_write_csr(CVMX_CIU_INTX_EN1_W1C(index), mask);
+}
+
+/*
+ * Disable the irq on the all cores for chips that have the EN*_W1{S,C}
+ * registers.
+ */
+static void octeon_irq_ciu1_disable_all_v2(unsigned int irq)
+{
+ u64 mask = 1ull << (irq - OCTEON_IRQ_WDOG0);
+ int index;
+ int cpu;
+ for_each_online_cpu(cpu) {
+ index = octeon_coreid_for_cpu(cpu) * 2 + 1;
+ cvmx_write_csr(CVMX_CIU_INTX_EN1_W1C(index), mask);
+ }
}
#ifdef CONFIG_SMP
-static int octeon_irq_ciu1_set_affinity(unsigned int irq, const struct cpumask *dest)
+static int octeon_irq_ciu1_set_affinity(unsigned int irq,
+ const struct cpumask *dest)
{
int cpu;
+ unsigned long flags;
int bit = irq - OCTEON_IRQ_WDOG0; /* Bit 0-63 of EN1 */
- write_lock(&octeon_irq_ciu1_rwlock);
+ write_lock_irqsave(&octeon_irq_ciu1_rwlock, flags);
for_each_online_cpu(cpu) {
- int coreid = cpu_logical_map(cpu);
+ int coreid = octeon_coreid_for_cpu(cpu);
uint64_t en1 =
cvmx_read_csr(CVMX_CIU_INTX_EN1
(coreid * 2 + 1));
@@ -318,12 +422,46 @@ static int octeon_irq_ciu1_set_affinity(unsigned int irq, const struct cpumask *
* of them are done.
*/
cvmx_read_csr(CVMX_CIU_INTX_EN1(cvmx_get_core_num() * 2 + 1));
- write_unlock(&octeon_irq_ciu1_rwlock);
+ write_unlock_irqrestore(&octeon_irq_ciu1_rwlock, flags);
+
+ return 0;
+}
+/*
+ * Set affinity for the irq for chips that have the EN*_W1{S,C}
+ * registers.
+ */
+static int octeon_irq_ciu1_set_affinity_v2(unsigned int irq,
+ const struct cpumask *dest)
+{
+ int cpu;
+ int index;
+ u64 mask = 1ull << (irq - OCTEON_IRQ_WDOG0);
+ for_each_online_cpu(cpu) {
+ index = octeon_coreid_for_cpu(cpu) * 2 + 1;
+ if (cpumask_test_cpu(cpu, dest))
+ cvmx_write_csr(CVMX_CIU_INTX_EN1_W1S(index), mask);
+ else
+ cvmx_write_csr(CVMX_CIU_INTX_EN1_W1C(index), mask);
+ }
return 0;
}
#endif
+/*
+ * Newer octeon chips have support for lockless CIU operation.
+ */
+static struct irq_chip octeon_irq_chip_ciu1_v2 = {
+ .name = "CIU0",
+ .enable = octeon_irq_ciu1_enable_v2,
+ .disable = octeon_irq_ciu1_disable_all_v2,
+ .ack = octeon_irq_ciu1_disable_v2,
+ .eoi = octeon_irq_ciu1_enable_v2,
+#ifdef CONFIG_SMP
+ .set_affinity = octeon_irq_ciu1_set_affinity_v2,
+#endif
+};
+
static struct irq_chip octeon_irq_chip_ciu1 = {
.name = "CIU1",
.enable = octeon_irq_ciu1_enable,
@@ -420,6 +558,8 @@ static struct irq_chip octeon_irq_chip_msi = {
void __init arch_init_irq(void)
{
int irq;
+ struct irq_chip *chip0;
+ struct irq_chip *chip1;
#ifdef CONFIG_SMP
/* Set the default affinity to the boot cpu. */
@@ -430,6 +570,16 @@ void __init arch_init_irq(void)
if (NR_IRQS < OCTEON_IRQ_LAST)
pr_err("octeon_irq_init: NR_IRQS is set too low\n");
+ if (OCTEON_IS_MODEL(OCTEON_CN58XX_PASS2_X) ||
+ OCTEON_IS_MODEL(OCTEON_CN56XX_PASS2_X) ||
+ OCTEON_IS_MODEL(OCTEON_CN52XX_PASS2_X)) {
+ chip0 = &octeon_irq_chip_ciu0_v2;
+ chip1 = &octeon_irq_chip_ciu1_v2;
+ } else {
+ chip0 = &octeon_irq_chip_ciu0;
+ chip1 = &octeon_irq_chip_ciu1;
+ }
+
/* 0 - 15 reserved for i8259 master and slave controller. */
/* 17 - 23 Mips internal */
@@ -440,14 +590,12 @@ void __init arch_init_irq(void)
/* 24 - 87 CIU_INT_SUM0 */
for (irq = OCTEON_IRQ_WORKQ0; irq <= OCTEON_IRQ_BOOTDMA; irq++) {
- set_irq_chip_and_handler(irq, &octeon_irq_chip_ciu0,
- handle_percpu_irq);
+ set_irq_chip_and_handler(irq, chip0, handle_percpu_irq);
}
/* 88 - 151 CIU_INT_SUM1 */
for (irq = OCTEON_IRQ_WDOG0; irq <= OCTEON_IRQ_RESERVED151; irq++) {
- set_irq_chip_and_handler(irq, &octeon_irq_chip_ciu1,
- handle_percpu_irq);
+ set_irq_chip_and_handler(irq, chip1, handle_percpu_irq);
}
#ifdef CONFIG_PCI_MSI
@@ -505,14 +653,10 @@ asmlinkage void plat_irq_dispatch(void)
#ifdef CONFIG_HOTPLUG_CPU
static int is_irq_enabled_on_cpu(unsigned int irq, unsigned int cpu)
{
- unsigned int isset;
-#ifdef CONFIG_SMP
- int coreid = cpu_logical_map(cpu);
-#else
- int coreid = cvmx_get_core_num();
-#endif
+ unsigned int isset;
+ int coreid = octeon_coreid_for_cpu(cpu);
int bit = (irq < OCTEON_IRQ_WDOG0) ?
- irq - OCTEON_IRQ_WORKQ0 : irq - OCTEON_IRQ_WDOG0;
+ irq - OCTEON_IRQ_WORKQ0 : irq - OCTEON_IRQ_WDOG0;
if (irq < 64) {
isset = (cvmx_read_csr(CVMX_CIU_INTX_EN0(coreid * 2)) &
(1ull << bit)) >> bit;
diff --git a/arch/mips/cavium-octeon/smp.c b/arch/mips/cavium-octeon/smp.c
index 32d51a31dc48..c198efdf583e 100644
--- a/arch/mips/cavium-octeon/smp.c
+++ b/arch/mips/cavium-octeon/smp.c
@@ -65,11 +65,12 @@ void octeon_send_ipi_single(int cpu, unsigned int action)
cvmx_write_csr(CVMX_CIU_MBOX_SETX(coreid), action);
}
-static inline void octeon_send_ipi_mask(cpumask_t mask, unsigned int action)
+static inline void octeon_send_ipi_mask(const struct cpumask *mask,
+ unsigned int action)
{
unsigned int i;
- for_each_cpu_mask(i, mask)
+ for_each_cpu_mask(i, *mask)
octeon_send_ipi_single(i, action);
}
diff --git a/arch/mips/configs/rbtx49xx_defconfig b/arch/mips/configs/rbtx49xx_defconfig
index c69813b8488c..6c6a19aebe1f 100644
--- a/arch/mips/configs/rbtx49xx_defconfig
+++ b/arch/mips/configs/rbtx49xx_defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.29-rc7
-# Wed Mar 4 23:08:06 2009
+# Linux kernel version: 2.6.32-rc6
+# Sun Nov 8 22:59:47 2009
#
CONFIG_MIPS=y
@@ -9,16 +9,18 @@ CONFIG_MIPS=y
# Machine selection
#
# CONFIG_MACH_ALCHEMY is not set
+# CONFIG_AR7 is not set
# CONFIG_BASLER_EXCITE is not set
# CONFIG_BCM47XX is not set
+# CONFIG_BCM63XX is not set
# CONFIG_MIPS_COBALT is not set
# CONFIG_MACH_DECSTATION is not set
# CONFIG_MACH_JAZZ is not set
# CONFIG_LASAT is not set
-# CONFIG_LEMOTE_FULONG is not set
+# CONFIG_MACH_LOONGSON is not set
# CONFIG_MIPS_MALTA is not set
# CONFIG_MIPS_SIM is not set
-# CONFIG_MACH_EMMA is not set
+# CONFIG_NEC_MARKEINS is not set
# CONFIG_MACH_VR41XX is not set
# CONFIG_NXP_STB220 is not set
# CONFIG_NXP_STB225 is not set
@@ -45,6 +47,7 @@ CONFIG_MACH_TX49XX=y
# CONFIG_WR_PPMC is not set
# CONFIG_CAVIUM_OCTEON_SIMULATOR is not set
# CONFIG_CAVIUM_OCTEON_REFERENCE_BOARD is not set
+# CONFIG_ALCHEMY_GPIO_INDIRECT is not set
CONFIG_MACH_TXX9=y
CONFIG_TOSHIBA_RBTX4927=y
CONFIG_TOSHIBA_RBTX4938=y
@@ -86,7 +89,6 @@ CONFIG_DMA_NONCOHERENT=y
CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_EARLY_PRINTK=y
CONFIG_SYS_HAS_EARLY_PRINTK=y
-# CONFIG_HOTPLUG_CPU is not set
# CONFIG_NO_IOPORT is not set
CONFIG_GENERIC_GPIO=y
CONFIG_CPU_BIG_ENDIAN=y
@@ -101,7 +103,7 @@ CONFIG_MIPS_L1_CACHE_SHIFT=5
#
# CPU selection
#
-# CONFIG_CPU_LOONGSON2 is not set
+# CONFIG_CPU_LOONGSON2E is not set
# CONFIG_CPU_MIPS32_R1 is not set
# CONFIG_CPU_MIPS32_R2 is not set
# CONFIG_CPU_MIPS64_R1 is not set
@@ -137,6 +139,7 @@ CONFIG_32BIT=y
CONFIG_PAGE_SIZE_4KB=y
# CONFIG_PAGE_SIZE_8KB is not set
# CONFIG_PAGE_SIZE_16KB is not set
+# CONFIG_PAGE_SIZE_32KB is not set
# CONFIG_PAGE_SIZE_64KB is not set
CONFIG_CPU_HAS_PREFETCH=y
CONFIG_MIPS_MT_DISABLED=y
@@ -154,7 +157,10 @@ CONFIG_SPLIT_PTLOCK_CPUS=4
# CONFIG_PHYS_ADDR_T_64BIT is not set
CONFIG_ZONE_DMA_FLAG=0
CONFIG_VIRT_TO_BUS=y
-CONFIG_UNEVICTABLE_LRU=y
+CONFIG_HAVE_MLOCK=y
+CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
CONFIG_TICK_ONESHOT=y
CONFIG_NO_HZ=y
CONFIG_HIGH_RES_TIMERS=y
@@ -175,6 +181,7 @@ CONFIG_PREEMPT_NONE=y
CONFIG_LOCKDEP_SUPPORT=y
CONFIG_STACKTRACE_SUPPORT=y
CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
#
# General setup
@@ -194,11 +201,12 @@ CONFIG_SYSVIPC_SYSCTL=y
#
# RCU Subsystem
#
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
# CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
@@ -209,8 +217,12 @@ CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_NAMESPACES is not set
CONFIG_BLK_DEV_INITRD=y
CONFIG_INITRAMFS_SOURCE=""
+CONFIG_RD_GZIP=y
+# CONFIG_RD_BZIP2 is not set
+# CONFIG_RD_LZMA is not set
CONFIG_CC_OPTIMIZE_FOR_SIZE=y
CONFIG_SYSCTL=y
+CONFIG_ANON_INODES=y
CONFIG_EMBEDDED=y
CONFIG_SYSCTL_SYSCALL=y
CONFIG_KALLSYMS=y
@@ -220,25 +232,35 @@ CONFIG_PRINTK=y
CONFIG_BUG=y
CONFIG_ELF_CORE=y
# CONFIG_PCSPKR_PLATFORM is not set
-CONFIG_COMPAT_BRK=y
CONFIG_BASE_FULL=y
-# CONFIG_FUTEX is not set
-CONFIG_ANON_INODES=y
+CONFIG_FUTEX=y
# CONFIG_EPOLL is not set
CONFIG_SIGNALFD=y
CONFIG_TIMERFD=y
CONFIG_EVENTFD=y
CONFIG_SHMEM=y
CONFIG_AIO=y
+
+#
+# Kernel Performance Events And Counters
+#
CONFIG_VM_EVENT_COUNTERS=y
CONFIG_PCI_QUIRKS=y
+CONFIG_COMPAT_BRK=y
CONFIG_SLAB=y
# CONFIG_SLUB is not set
# CONFIG_SLOB is not set
# CONFIG_PROFILING is not set
CONFIG_HAVE_OPROFILE=y
-# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
+# CONFIG_SLOW_WORK is not set
+CONFIG_HAVE_GENERIC_DMA_COHERENT=y
CONFIG_SLABINFO=y
+CONFIG_RT_MUTEXES=y
CONFIG_BASE_SMALL=0
CONFIG_MODULES=y
# CONFIG_MODULE_FORCE_LOAD is not set
@@ -246,8 +268,8 @@ CONFIG_MODULE_UNLOAD=y
# CONFIG_MODVERSIONS is not set
# CONFIG_MODULE_SRCVERSION_ALL is not set
CONFIG_BLOCK=y
-# CONFIG_LBD is not set
-# CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_LBDAF is not set
+# CONFIG_BLK_DEV_BSG is not set
# CONFIG_BLK_DEV_INTEGRITY is not set
#
@@ -274,6 +296,7 @@ CONFIG_PCI_DOMAINS=y
# CONFIG_ARCH_SUPPORTS_MSI is not set
# CONFIG_PCI_LEGACY is not set
# CONFIG_PCI_STUB is not set
+# CONFIG_PCI_IOV is not set
CONFIG_MMU=y
#
@@ -288,6 +311,7 @@ CONFIG_TRAD_SIGNALS=y
#
# Power management options
#
+CONFIG_ARCH_HIBERNATION_POSSIBLE=y
CONFIG_ARCH_SUSPEND_POSSIBLE=y
# CONFIG_PM is not set
CONFIG_NET=y
@@ -295,7 +319,6 @@ CONFIG_NET=y
#
# Networking options
#
-CONFIG_COMPAT_NET_DEV_OPS=y
CONFIG_PACKET=y
# CONFIG_PACKET_MMAP is not set
CONFIG_UNIX=y
@@ -311,6 +334,7 @@ CONFIG_IP_PNP=y
# CONFIG_NET_IPIP is not set
# CONFIG_NET_IPGRE is not set
# CONFIG_IP_MROUTE is not set
+# CONFIG_ARPD is not set
# CONFIG_SYN_COOKIES is not set
# CONFIG_INET_AH is not set
# CONFIG_INET_ESP is not set
@@ -336,6 +360,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
# CONFIG_LLC2 is not set
# CONFIG_IPX is not set
# CONFIG_ATALK is not set
+# CONFIG_PHONET is not set
# CONFIG_NET_SCHED is not set
# CONFIG_DCB is not set
@@ -347,7 +372,6 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
# CONFIG_CAN is not set
# CONFIG_IRDA is not set
# CONFIG_BT is not set
-# CONFIG_PHONET is not set
# CONFIG_WIRELESS is not set
# CONFIG_WIMAX is not set
# CONFIG_RFKILL is not set
@@ -365,9 +389,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
# CONFIG_CONNECTOR is not set
CONFIG_MTD=y
# CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
# CONFIG_MTD_CONCAT is not set
CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
# CONFIG_MTD_REDBOOT_PARTS is not set
CONFIG_MTD_CMDLINE_PARTS=y
# CONFIG_MTD_AR7_PARTS is not set
@@ -376,9 +400,9 @@ CONFIG_MTD_CMDLINE_PARTS=y
# User Modules And Translation Layers
#
CONFIG_MTD_CHAR=y
-# CONFIG_MTD_BLKDEVS is not set
-# CONFIG_MTD_BLOCK is not set
-# CONFIG_MTD_BLOCK_RO is not set
+CONFIG_MTD_BLKDEVS=m
+CONFIG_MTD_BLOCK=m
+CONFIG_MTD_BLOCK_RO=m
# CONFIG_FTL is not set
# CONFIG_NFTL is not set
# CONFIG_INFTL is not set
@@ -414,16 +438,20 @@ CONFIG_MTD_CFI_UTIL=y
#
# Mapping drivers for chip access
#
-# CONFIG_MTD_COMPLEX_MAPPINGS is not set
+CONFIG_MTD_COMPLEX_MAPPINGS=y
CONFIG_MTD_PHYSMAP=y
# CONFIG_MTD_PHYSMAP_COMPAT is not set
+# CONFIG_MTD_PCI is not set
+# CONFIG_MTD_GPIO_ADDR is not set
# CONFIG_MTD_INTEL_VR_NOR is not set
+CONFIG_MTD_RBTX4939=y
# CONFIG_MTD_PLATRAM is not set
#
# Self-contained MTD device drivers
#
# CONFIG_MTD_PMC551 is not set
+# CONFIG_MTD_SST25L is not set
# CONFIG_MTD_SLRAM is not set
# CONFIG_MTD_PHRAM is not set
# CONFIG_MTD_MTDRAM is not set
@@ -435,7 +463,15 @@ CONFIG_MTD_PHYSMAP=y
# CONFIG_MTD_DOC2000 is not set
# CONFIG_MTD_DOC2001 is not set
# CONFIG_MTD_DOC2001PLUS is not set
-# CONFIG_MTD_NAND is not set
+CONFIG_MTD_NAND=m
+# CONFIG_MTD_NAND_VERIFY_WRITE is not set
+# CONFIG_MTD_NAND_ECC_SMC is not set
+# CONFIG_MTD_NAND_MUSEUM_IDS is not set
+CONFIG_MTD_NAND_IDS=m
+# CONFIG_MTD_NAND_CAFE is not set
+# CONFIG_MTD_NAND_NANDSIM is not set
+# CONFIG_MTD_NAND_PLATFORM is not set
+CONFIG_MTD_NAND_TXX9NDFMC=m
# CONFIG_MTD_ONENAND is not set
#
@@ -471,6 +507,7 @@ CONFIG_IDE=y
#
# Please see Documentation/ide/ide.txt for help/info on IDE drives
#
+CONFIG_IDE_XFER_MODE=y
CONFIG_IDE_TIMINGS=y
# CONFIG_BLK_DEV_IDE_SATA is not set
CONFIG_IDE_GD=y
@@ -534,8 +571,13 @@ CONFIG_BLK_DEV_IDEDMA=y
#
#
-# A new alternative FireWire stack is available with EXPERIMENTAL=y
+# You can enable one or both FireWire driver stacks.
#
+
+#
+# See the help texts for more information.
+#
+# CONFIG_FIREWIRE is not set
# CONFIG_IEEE1394 is not set
# CONFIG_I2O is not set
CONFIG_NETDEVICES=y
@@ -574,6 +616,8 @@ CONFIG_MII=y
# CONFIG_NET_VENDOR_3COM is not set
CONFIG_SMC91X=y
# CONFIG_DM9000 is not set
+# CONFIG_ETHOC is not set
+# CONFIG_DNET is not set
# CONFIG_NET_TULIP is not set
# CONFIG_HP100 is not set
CONFIG_NE2000=y
@@ -602,18 +646,15 @@ CONFIG_TC35815=y
# CONFIG_SMSC9420 is not set
# CONFIG_SUNDANCE is not set
# CONFIG_TLAN is not set
+# CONFIG_KS8842 is not set
+# CONFIG_KS8851 is not set
+# CONFIG_KS8851_MLL is not set
# CONFIG_VIA_RHINE is not set
# CONFIG_ATL2 is not set
# CONFIG_NETDEV_1000 is not set
# CONFIG_NETDEV_10000 is not set
# CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
-# CONFIG_WLAN_PRE80211 is not set
-# CONFIG_WLAN_80211 is not set
-# CONFIG_IWLWIFI_LEDS is not set
+# CONFIG_WLAN is not set
#
# Enable WiMAX (Networking options) to see the WiMAX drivers
@@ -653,6 +694,7 @@ CONFIG_DEVKMEM=y
#
# Non-8250 serial port support
#
+# CONFIG_SERIAL_MAX3100 is not set
CONFIG_SERIAL_CORE=y
CONFIG_SERIAL_CORE_CONSOLE=y
CONFIG_SERIAL_TXX9=y
@@ -666,7 +708,9 @@ CONFIG_UNIX98_PTYS=y
CONFIG_LEGACY_PTYS=y
CONFIG_LEGACY_PTY_COUNT=256
# CONFIG_IPMI_HANDLER is not set
-# CONFIG_HW_RANDOM is not set
+CONFIG_HW_RANDOM=m
+# CONFIG_HW_RANDOM_TIMERIOMEM is not set
+CONFIG_HW_RANDOM_TX4939=m
# CONFIG_R3964 is not set
# CONFIG_APPLICOM is not set
# CONFIG_RAW_DRIVER is not set
@@ -686,6 +730,10 @@ CONFIG_SPI_TXX9=y
# SPI Protocol Masters
#
# CONFIG_SPI_TLE62X0 is not set
+
+#
+# PPS support
+#
CONFIG_ARCH_REQUIRE_GPIOLIB=y
CONFIG_GPIOLIB=y
@@ -701,17 +749,22 @@ CONFIG_GPIOLIB=y
# PCI GPIO expanders:
#
# CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
#
# SPI GPIO expanders:
#
# CONFIG_GPIO_MAX7301 is not set
# CONFIG_GPIO_MCP23S08 is not set
+# CONFIG_GPIO_MC33880 is not set
+
+#
+# AC97 GPIO expanders:
+#
# CONFIG_W1 is not set
# CONFIG_POWER_SUPPLY is not set
# CONFIG_HWMON is not set
# CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
CONFIG_WATCHDOG=y
# CONFIG_WATCHDOG_NOWAYOUT is not set
@@ -740,28 +793,17 @@ CONFIG_SSB_POSSIBLE=y
# CONFIG_MFD_CORE is not set
# CONFIG_MFD_SM501 is not set
# CONFIG_HTC_PASIC3 is not set
+# CONFIG_UCB1400_CORE is not set
# CONFIG_MFD_TMIO is not set
+# CONFIG_MFD_MC13783 is not set
+# CONFIG_EZX_PCAP is not set
# CONFIG_REGULATOR is not set
-
-#
-# Multimedia devices
-#
-
-#
-# Multimedia core support
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-# CONFIG_VIDEO_MEDIA is not set
-
-#
-# Multimedia drivers
-#
-# CONFIG_DAB is not set
+# CONFIG_MEDIA_SUPPORT is not set
#
# Graphics support
#
+# CONFIG_VGA_ARB is not set
# CONFIG_DRM is not set
# CONFIG_VGASTATE is not set
# CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -772,7 +814,42 @@ CONFIG_SSB_POSSIBLE=y
# Display device support
#
# CONFIG_DISPLAY_SUPPORT is not set
-# CONFIG_SOUND is not set
+CONFIG_SOUND=m
+# CONFIG_SOUND_OSS_CORE is not set
+CONFIG_SND=m
+CONFIG_SND_TIMER=m
+CONFIG_SND_PCM=m
+# CONFIG_SND_SEQUENCER is not set
+# CONFIG_SND_MIXER_OSS is not set
+# CONFIG_SND_PCM_OSS is not set
+# CONFIG_SND_HRTIMER is not set
+# CONFIG_SND_DYNAMIC_MINORS is not set
+# CONFIG_SND_SUPPORT_OLD_API is not set
+# CONFIG_SND_VERBOSE_PROCFS is not set
+# CONFIG_SND_VERBOSE_PRINTK is not set
+# CONFIG_SND_DEBUG is not set
+CONFIG_SND_VMASTER=y
+# CONFIG_SND_RAWMIDI_SEQ is not set
+# CONFIG_SND_OPL3_LIB_SEQ is not set
+# CONFIG_SND_OPL4_LIB_SEQ is not set
+# CONFIG_SND_SBAWE_SEQ is not set
+# CONFIG_SND_EMU10K1_SEQ is not set
+CONFIG_SND_AC97_CODEC=m
+# CONFIG_SND_DRIVERS is not set
+# CONFIG_SND_PCI is not set
+# CONFIG_SND_SPI is not set
+# CONFIG_SND_MIPS is not set
+CONFIG_SND_SOC=m
+CONFIG_SND_SOC_AC97_BUS=y
+CONFIG_SND_SOC_TXX9ACLC=m
+CONFIG_HAS_TXX9_ACLC=y
+CONFIG_SND_SOC_TXX9ACLC_AC97=m
+CONFIG_SND_SOC_TXX9ACLC_GENERIC=m
+CONFIG_SND_SOC_I2C_AND_SPI=m
+# CONFIG_SND_SOC_ALL_CODECS is not set
+CONFIG_SND_SOC_AC97_CODEC=m
+# CONFIG_SOUND_PRIME is not set
+CONFIG_AC97_BUS=m
# CONFIG_USB_SUPPORT is not set
# CONFIG_MMC is not set
# CONFIG_MEMSTICK is not set
@@ -783,6 +860,8 @@ CONFIG_LEDS_CLASS=y
# LED drivers
#
CONFIG_LEDS_GPIO=y
+CONFIG_LEDS_GPIO_PLATFORM=y
+# CONFIG_LEDS_DAC124S085 is not set
#
# LED Triggers
@@ -792,7 +871,12 @@ CONFIG_LEDS_TRIGGERS=y
CONFIG_LEDS_TRIGGER_IDE_DISK=y
CONFIG_LEDS_TRIGGER_HEARTBEAT=y
# CONFIG_LEDS_TRIGGER_BACKLIGHT is not set
+# CONFIG_LEDS_TRIGGER_GPIO is not set
# CONFIG_LEDS_TRIGGER_DEFAULT_ON is not set
+
+#
+# iptables trigger is under Netfilter config (LED target)
+#
# CONFIG_ACCESSIBILITY is not set
# CONFIG_INFINIBAND is not set
CONFIG_RTC_LIB=y
@@ -820,6 +904,7 @@ CONFIG_RTC_INTF_DEV_UIE_EMUL=y
# CONFIG_RTC_DRV_R9701 is not set
CONFIG_RTC_DRV_RS5C348=y
# CONFIG_RTC_DRV_DS3234 is not set
+# CONFIG_RTC_DRV_PCF2123 is not set
#
# Platform RTC drivers
@@ -840,8 +925,26 @@ CONFIG_RTC_DRV_DS1742=y
# on-CPU RTC drivers
#
CONFIG_RTC_DRV_TX4939=y
-# CONFIG_DMADEVICES is not set
+CONFIG_DMADEVICES=y
+
+#
+# DMA Devices
+#
+CONFIG_TXX9_DMAC=m
+CONFIG_DMA_ENGINE=y
+
+#
+# DMA Clients
+#
+# CONFIG_NET_DMA is not set
+# CONFIG_ASYNC_TX_DMA is not set
+# CONFIG_DMATEST is not set
+# CONFIG_AUXDISPLAY is not set
# CONFIG_UIO is not set
+
+#
+# TI VLYNQ
+#
# CONFIG_STAGING is not set
#
@@ -853,9 +956,10 @@ CONFIG_RTC_DRV_TX4939=y
# CONFIG_REISERFS_FS is not set
# CONFIG_JFS_FS is not set
CONFIG_FS_POSIX_ACL=y
-CONFIG_FILE_LOCKING=y
# CONFIG_XFS_FS is not set
# CONFIG_OCFS2_FS is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_FSNOTIFY=y
# CONFIG_DNOTIFY is not set
CONFIG_INOTIFY=y
CONFIG_INOTIFY_USER=y
@@ -866,6 +970,10 @@ CONFIG_INOTIFY_USER=y
CONFIG_GENERIC_ACL=y
#
+# Caches
+#
+
+#
# CD-ROM/DVD Filesystems
#
# CONFIG_ISO9660_FS is not set
@@ -890,7 +998,27 @@ CONFIG_TMPFS=y
CONFIG_TMPFS_POSIX_ACL=y
# CONFIG_HUGETLB_PAGE is not set
# CONFIG_CONFIGFS_FS is not set
-# CONFIG_MISC_FILESYSTEMS is not set
+CONFIG_MISC_FILESYSTEMS=y
+# CONFIG_HFSPLUS_FS is not set
+CONFIG_JFFS2_FS=m
+CONFIG_JFFS2_FS_DEBUG=0
+CONFIG_JFFS2_FS_WRITEBUFFER=y
+# CONFIG_JFFS2_FS_WBUF_VERIFY is not set
+# CONFIG_JFFS2_COMPRESSION_OPTIONS is not set
+CONFIG_JFFS2_ZLIB=y
+# CONFIG_JFFS2_LZO is not set
+CONFIG_JFFS2_RTIME=y
+# CONFIG_JFFS2_RUBIN is not set
+# CONFIG_CRAMFS is not set
+# CONFIG_SQUASHFS is not set
+# CONFIG_VXFS_FS is not set
+# CONFIG_MINIX_FS is not set
+# CONFIG_OMFS_FS is not set
+# CONFIG_HPFS_FS is not set
+# CONFIG_QNX4FS_FS is not set
+# CONFIG_ROMFS_FS is not set
+# CONFIG_SYSV_FS is not set
+# CONFIG_UFS_FS is not set
CONFIG_NETWORK_FILESYSTEMS=y
CONFIG_NFS_FS=y
CONFIG_NFS_V3=y
@@ -922,6 +1050,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
CONFIG_ENABLE_MUST_CHECK=y
CONFIG_FRAME_WARN=1024
# CONFIG_MAGIC_SYSRQ is not set
+CONFIG_STRIP_ASM_SYMS=y
# CONFIG_UNUSED_SYMBOLS is not set
CONFIG_DEBUG_FS=y
# CONFIG_HEADERS_CHECK is not set
@@ -929,11 +1058,9 @@ CONFIG_DEBUG_FS=y
# CONFIG_DEBUG_MEMORY_INIT is not set
# CONFIG_RCU_CPU_STALL_DETECTOR is not set
CONFIG_SYSCTL_SYSCALL_CHECK=y
-
-#
-# Tracers
-#
-# CONFIG_DYNAMIC_PRINTK_DEBUG is not set
+CONFIG_TRACING_SUPPORT=y
+# CONFIG_FTRACE is not set
+# CONFIG_DYNAMIC_DEBUG is not set
# CONFIG_SAMPLES is not set
CONFIG_HAVE_ARCH_KGDB=y
CONFIG_CMDLINE=""
@@ -946,6 +1073,7 @@ CONFIG_CMDLINE=""
# CONFIG_SECURITYFS is not set
# CONFIG_SECURITY_FILE_CAPABILITIES is not set
# CONFIG_CRYPTO is not set
+# CONFIG_BINARY_PRINTF is not set
#
# Library routines
@@ -959,6 +1087,10 @@ CONFIG_GENERIC_FIND_LAST_BIT=y
CONFIG_CRC32=y
# CONFIG_CRC7 is not set
# CONFIG_LIBCRC32C is not set
+CONFIG_ZLIB_INFLATE=y
+CONFIG_ZLIB_DEFLATE=m
+CONFIG_DECOMPRESS_GZIP=y
CONFIG_HAS_IOMEM=y
CONFIG_HAS_IOPORT=y
CONFIG_HAS_DMA=y
+CONFIG_NLATTR=y
diff --git a/arch/mips/include/asm/dma-mapping.h b/arch/mips/include/asm/dma-mapping.h
index d16afddb09a9..664ba53dc32a 100644
--- a/arch/mips/include/asm/dma-mapping.h
+++ b/arch/mips/include/asm/dma-mapping.h
@@ -3,6 +3,7 @@
#include <asm/scatterlist.h>
#include <asm/cache.h>
+#include <asm-generic/dma-coherent.h>
void *dma_alloc_noncoherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t flag);
@@ -73,14 +74,4 @@ extern int dma_is_consistent(struct device *dev, dma_addr_t dma_addr);
extern void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
enum dma_data_direction direction);
-#if 0
-#define ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY
-
-extern int dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr,
- dma_addr_t device_addr, size_t size, int flags);
-extern void dma_release_declared_memory(struct device *dev);
-extern void * dma_mark_declared_memory_occupied(struct device *dev,
- dma_addr_t device_addr, size_t size);
-#endif
-
#endif /* _ASM_DMA_MAPPING_H */
diff --git a/arch/mips/include/asm/fixmap.h b/arch/mips/include/asm/fixmap.h
index efeddc8db8b1..0b89b83e2055 100644
--- a/arch/mips/include/asm/fixmap.h
+++ b/arch/mips/include/asm/fixmap.h
@@ -48,9 +48,9 @@ enum fixed_addresses {
#define FIX_N_COLOURS 8
FIX_CMAP_BEGIN,
#ifdef CONFIG_MIPS_MT_SMTC
- FIX_CMAP_END = FIX_CMAP_BEGIN + (FIX_N_COLOURS * NR_CPUS),
+ FIX_CMAP_END = FIX_CMAP_BEGIN + (FIX_N_COLOURS * NR_CPUS * 2),
#else
- FIX_CMAP_END = FIX_CMAP_BEGIN + FIX_N_COLOURS,
+ FIX_CMAP_END = FIX_CMAP_BEGIN + (FIX_N_COLOURS * 2),
#endif
#ifdef CONFIG_HIGHMEM
/* reserved pte's for temporary kernel mappings */
diff --git a/arch/mips/include/asm/gcmpregs.h b/arch/mips/include/asm/gcmpregs.h
index 36fd969d64d6..c0cf76a2ca89 100644
--- a/arch/mips/include/asm/gcmpregs.h
+++ b/arch/mips/include/asm/gcmpregs.h
@@ -19,15 +19,20 @@
#define GCMP_GDB_OFS 0x8000 /* Global Debug Block */
/* Offsets to individual GCMP registers from GCMP base */
-#define GCMPOFS(block, tag, reg) (GCMP_##block##_OFS + GCMP_##tag##_##reg##_OFS)
+#define GCMPOFS(block, tag, reg) \
+ (GCMP_##block##_OFS + GCMP_##tag##_##reg##_OFS)
+#define GCMPOFSn(block, tag, reg, n) \
+ (GCMP_##block##_OFS + GCMP_##tag##_##reg##_OFS(n))
#define GCMPGCBOFS(reg) GCMPOFS(GCB, GCB, reg)
+#define GCMPGCBOFSn(reg, n) GCMPOFSn(GCB, GCB, reg, n)
#define GCMPCLCBOFS(reg) GCMPOFS(CLCB, CCB, reg)
#define GCMPCOCBOFS(reg) GCMPOFS(COCB, CCB, reg)
#define GCMPGDBOFS(reg) GCMPOFS(GDB, GDB, reg)
/* GCMP register access */
#define GCMPGCB(reg) REGP(_gcmp_base, GCMPGCBOFS(reg))
+#define GCMPGCBn(reg, n) REGP(_gcmp_base, GCMPGCBOFSn(reg, n))
#define GCMPCLCB(reg) REGP(_gcmp_base, GCMPCLCBOFS(reg))
#define GCMPCOCB(reg) REGP(_gcmp_base, GCMPCOCBOFS(reg))
#define GCMPGDB(reg) REGP(_gcmp_base, GCMPGDBOFS(reg))
@@ -49,10 +54,10 @@
#define GCMP_GCB_GCMPB_GCMPBASE_MSK GCMPGCBMSK(GCMPB_GCMPBASE, 17)
#define GCMP_GCB_GCMPB_CMDEFTGT_SHF 0
#define GCMP_GCB_GCMPB_CMDEFTGT_MSK GCMPGCBMSK(GCMPB_CMDEFTGT, 2)
-#define GCMP_GCB_GCMPB_CMDEFTGT_MEM 0
-#define GCMP_GCB_GCMPB_CMDEFTGT_MEM1 1
-#define GCMP_GCB_GCMPB_CMDEFTGT_IOCU1 2
-#define GCMP_GCB_GCMPB_CMDEFTGT_IOCU2 3
+#define GCMP_GCB_GCMPB_CMDEFTGT_DISABLED 0
+#define GCMP_GCB_GCMPB_CMDEFTGT_MEM 1
+#define GCMP_GCB_GCMPB_CMDEFTGT_IOCU1 2
+#define GCMP_GCB_GCMPB_CMDEFTGT_IOCU2 3
#define GCMP_GCB_CCMC_OFS 0x0010 /* Global CM Control */
#define GCMP_GCB_GCSRAP_OFS 0x0020 /* Global CSR Access Privilege */
#define GCMP_GCB_GCSRAP_CMACCESS_SHF 0
@@ -115,5 +120,6 @@
#define GCMP_CCB_DBGGROUP_OFS 0x0100 /* DebugBreak Group */
extern int __init gcmp_probe(unsigned long, unsigned long);
-
+extern int __init gcmp_niocu(void);
+extern void __init gcmp_setregion(int, unsigned long, unsigned long, int);
#endif /* _ASM_GCMPREGS_H */
diff --git a/arch/mips/include/asm/gic.h b/arch/mips/include/asm/gic.h
index a8f57341f123..9b9436a4d816 100644
--- a/arch/mips/include/asm/gic.h
+++ b/arch/mips/include/asm/gic.h
@@ -12,7 +12,6 @@
#define _ASM_GICREGS_H
#undef GICISBYTELITTLEENDIAN
-#define GICISWORDLITTLEENDIAN
/* Constants */
#define GIC_POL_POS 1
@@ -20,11 +19,7 @@
#define GIC_TRIG_EDGE 1
#define GIC_TRIG_LEVEL 0
-#ifdef CONFIG_SMP
#define GIC_NUM_INTRS (24 + NR_CPUS * 2)
-#else
-#define GIC_NUM_INTRS 32
-#endif
#define MSK(n) ((1 << (n)) - 1)
#define REG32(addr) (*(volatile unsigned int *) (addr))
@@ -70,13 +65,13 @@
#define USM_VISIBLE_SECTION_SIZE 0x10000
/* Register Map for Shared Section */
-#if defined(CONFIG_CPU_LITTLE_ENDIAN) || defined(GICISWORDLITTLEENDIAN)
#define GIC_SH_CONFIG_OFS 0x0000
/* Shared Global Counter */
#define GIC_SH_COUNTER_31_00_OFS 0x0010
#define GIC_SH_COUNTER_63_32_OFS 0x0014
+#define GIC_SH_REVISIONID_OFS 0x0020
/* Interrupt Polarity */
#define GIC_SH_POL_31_0_OFS 0x0100
@@ -164,24 +159,31 @@
(GIC_SH_INTR_MAP_TO_VPE_BASE_OFS + (32 * (intr)) + (((vpe) / 32) * 4))
#define GIC_SH_MAP_TO_VPE_REG_BIT(vpe) (1 << ((vpe) % 32))
+/* Convert an interrupt number to a byte offset/bit for multi-word registers */
+#define GIC_INTR_OFS(intr) (((intr) / 32)*4)
+#define GIC_INTR_BIT(intr) ((intr) % 32)
+
/* Polarity : Reset Value is always 0 */
#define GIC_SH_SET_POLARITY_OFS 0x0100
#define GIC_SET_POLARITY(intr, pol) \
- GICBIS(GIC_REG_ADDR(SHARED, GIC_SH_SET_POLARITY_OFS + (((intr) / 32) * 4)), (pol) << ((intr) % 32))
+ GICBIS(GIC_REG_ADDR(SHARED, GIC_SH_SET_POLARITY_OFS + \
+ GIC_INTR_OFS(intr)), (pol) << GIC_INTR_BIT(intr))
/* Triggering : Reset Value is always 0 */
#define GIC_SH_SET_TRIGGER_OFS 0x0180
#define GIC_SET_TRIGGER(intr, trig) \
- GICBIS(GIC_REG_ADDR(SHARED, GIC_SH_SET_TRIGGER_OFS + (((intr) / 32) * 4)), (trig) << ((intr) % 32))
+ GICBIS(GIC_REG_ADDR(SHARED, GIC_SH_SET_TRIGGER_OFS + \
+ GIC_INTR_OFS(intr)), (trig) << GIC_INTR_BIT(intr))
/* Mask manipulation */
#define GIC_SH_SMASK_OFS 0x0380
-#define GIC_SET_INTR_MASK(intr, val) \
- GICWRITE(GIC_REG_ADDR(SHARED, GIC_SH_SMASK_OFS + (((intr) / 32) * 4)), ((val) << ((intr) % 32)))
-
+#define GIC_SET_INTR_MASK(intr) \
+ GICWRITE(GIC_REG_ADDR(SHARED, GIC_SH_SMASK_OFS + \
+ GIC_INTR_OFS(intr)), 1 << GIC_INTR_BIT(intr))
#define GIC_SH_RMASK_OFS 0x0300
-#define GIC_CLR_INTR_MASK(intr, val) \
- GICWRITE(GIC_REG_ADDR(SHARED, GIC_SH_RMASK_OFS + (((intr) / 32) * 4)), ((val) << ((intr) % 32)))
+#define GIC_CLR_INTR_MASK(intr) \
+ GICWRITE(GIC_REG_ADDR(SHARED, GIC_SH_RMASK_OFS + \
+ GIC_INTR_OFS(intr)), 1 << GIC_INTR_BIT(intr))
/* Register Map for Local Section */
#define GIC_VPE_CTL_OFS 0x0000
@@ -219,161 +221,6 @@
#define GIC_UMV_SH_COUNTER_31_00_OFS 0x0000
#define GIC_UMV_SH_COUNTER_63_32_OFS 0x0004
-#else /* CONFIG_CPU_BIG_ENDIAN */
-
-#define GIC_SH_CONFIG_OFS 0x0000
-
-/* Shared Global Counter */
-#define GIC_SH_COUNTER_31_00_OFS 0x0014
-#define GIC_SH_COUNTER_63_32_OFS 0x0010
-
-/* Interrupt Polarity */
-#define GIC_SH_POL_31_0_OFS 0x0104
-#define GIC_SH_POL_63_32_OFS 0x0100
-#define GIC_SH_POL_95_64_OFS 0x010c
-#define GIC_SH_POL_127_96_OFS 0x0108
-#define GIC_SH_POL_159_128_OFS 0x0114
-#define GIC_SH_POL_191_160_OFS 0x0110
-#define GIC_SH_POL_223_192_OFS 0x011c
-#define GIC_SH_POL_255_224_OFS 0x0118
-
-/* Edge/Level Triggering */
-#define GIC_SH_TRIG_31_0_OFS 0x0184
-#define GIC_SH_TRIG_63_32_OFS 0x0180
-#define GIC_SH_TRIG_95_64_OFS 0x018c
-#define GIC_SH_TRIG_127_96_OFS 0x0188
-#define GIC_SH_TRIG_159_128_OFS 0x0194
-#define GIC_SH_TRIG_191_160_OFS 0x0190
-#define GIC_SH_TRIG_223_192_OFS 0x019c
-#define GIC_SH_TRIG_255_224_OFS 0x0198
-
-/* Dual Edge Triggering */
-#define GIC_SH_DUAL_31_0_OFS 0x0204
-#define GIC_SH_DUAL_63_32_OFS 0x0200
-#define GIC_SH_DUAL_95_64_OFS 0x020c
-#define GIC_SH_DUAL_127_96_OFS 0x0208
-#define GIC_SH_DUAL_159_128_OFS 0x0214
-#define GIC_SH_DUAL_191_160_OFS 0x0210
-#define GIC_SH_DUAL_223_192_OFS 0x021c
-#define GIC_SH_DUAL_255_224_OFS 0x0218
-
-/* Set/Clear corresponding bit in Edge Detect Register */
-#define GIC_SH_WEDGE_OFS 0x0280
-
-/* Reset Mask - Disables Interrupt */
-#define GIC_SH_RMASK_31_0_OFS 0x0304
-#define GIC_SH_RMASK_63_32_OFS 0x0300
-#define GIC_SH_RMASK_95_64_OFS 0x030c
-#define GIC_SH_RMASK_127_96_OFS 0x0308
-#define GIC_SH_RMASK_159_128_OFS 0x0314
-#define GIC_SH_RMASK_191_160_OFS 0x0310
-#define GIC_SH_RMASK_223_192_OFS 0x031c
-#define GIC_SH_RMASK_255_224_OFS 0x0318
-
-/* Set Mask (WO) - Enables Interrupt */
-#define GIC_SH_SMASK_31_0_OFS 0x0384
-#define GIC_SH_SMASK_63_32_OFS 0x0380
-#define GIC_SH_SMASK_95_64_OFS 0x038c
-#define GIC_SH_SMASK_127_96_OFS 0x0388
-#define GIC_SH_SMASK_159_128_OFS 0x0394
-#define GIC_SH_SMASK_191_160_OFS 0x0390
-#define GIC_SH_SMASK_223_192_OFS 0x039c
-#define GIC_SH_SMASK_255_224_OFS 0x0398
-
-/* Global Interrupt Mask Register (RO) - Bit Set == Interrupt enabled */
-#define GIC_SH_MASK_31_0_OFS 0x0404
-#define GIC_SH_MASK_63_32_OFS 0x0400
-#define GIC_SH_MASK_95_64_OFS 0x040c
-#define GIC_SH_MASK_127_96_OFS 0x0408
-#define GIC_SH_MASK_159_128_OFS 0x0414
-#define GIC_SH_MASK_191_160_OFS 0x0410
-#define GIC_SH_MASK_223_192_OFS 0x041c
-#define GIC_SH_MASK_255_224_OFS 0x0418
-
-/* Pending Global Interrupts (RO) */
-#define GIC_SH_PEND_31_0_OFS 0x0484
-#define GIC_SH_PEND_63_32_OFS 0x0480
-#define GIC_SH_PEND_95_64_OFS 0x048c
-#define GIC_SH_PEND_127_96_OFS 0x0488
-#define GIC_SH_PEND_159_128_OFS 0x0494
-#define GIC_SH_PEND_191_160_OFS 0x0490
-#define GIC_SH_PEND_223_192_OFS 0x049c
-#define GIC_SH_PEND_255_224_OFS 0x0498
-
-#define GIC_SH_INTR_MAP_TO_PIN_BASE_OFS 0x0500
-
-/* Maps Interrupt X to a Pin */
-#define GIC_SH_MAP_TO_PIN(intr) \
- (GIC_SH_INTR_MAP_TO_PIN_BASE_OFS + (4 * intr))
-
-#define GIC_SH_INTR_MAP_TO_VPE_BASE_OFS 0x2004
-
-/*
- * Maps Interrupt X to a VPE. This is more complex than the LE case, as
- * odd and even registers need to be transposed. It does work - trust me!
- */
-#define GIC_SH_MAP_TO_VPE_REG_OFF(intr, vpe) \
- (GIC_SH_INTR_MAP_TO_VPE_BASE_OFS + (32 * (intr)) + \
- (((((vpe) / 32) ^ 1) - 1) * 4))
-#define GIC_SH_MAP_TO_VPE_REG_BIT(vpe) (1 << ((vpe) % 32))
-
-/* Polarity */
-#define GIC_SH_SET_POLARITY_OFS 0x0100
-#define GIC_SET_POLARITY(intr, pol) \
- GICBIS(GIC_REG_ADDR(SHARED, GIC_SH_SET_POLARITY_OFS + 4 + (((((intr) / 32) ^ 1) - 1) * 4)), (pol) << ((intr) % 32))
-
-/* Triggering */
-#define GIC_SH_SET_TRIGGER_OFS 0x0180
-#define GIC_SET_TRIGGER(intr, trig) \
- GICBIS(GIC_REG_ADDR(SHARED, GIC_SH_SET_TRIGGER_OFS + 4 + (((((intr) / 32) ^ 1) - 1) * 4)), (trig) << ((intr) % 32))
-
-/* Mask manipulation */
-#define GIC_SH_SMASK_OFS 0x0380
-#define GIC_SET_INTR_MASK(intr, val) \
- GICWRITE(GIC_REG_ADDR(SHARED, GIC_SH_SMASK_OFS + 4 + (((((intr) / 32) ^ 1) - 1) * 4)), ((val) << ((intr) % 32)))
-
-#define GIC_SH_RMASK_OFS 0x0300
-#define GIC_CLR_INTR_MASK(intr, val) \
- GICWRITE(GIC_REG_ADDR(SHARED, GIC_SH_RMASK_OFS + 4 + (((((intr) / 32) ^ 1) - 1) * 4)), ((val) << ((intr) % 32)))
-
-/* Register Map for Local Section */
-#define GIC_VPE_CTL_OFS 0x0000
-#define GIC_VPE_PEND_OFS 0x0004
-#define GIC_VPE_MASK_OFS 0x0008
-#define GIC_VPE_RMASK_OFS 0x000c
-#define GIC_VPE_SMASK_OFS 0x0010
-#define GIC_VPE_WD_MAP_OFS 0x0040
-#define GIC_VPE_COMPARE_MAP_OFS 0x0044
-#define GIC_VPE_TIMER_MAP_OFS 0x0048
-#define GIC_VPE_PERFCTR_MAP_OFS 0x0050
-#define GIC_VPE_SWINT0_MAP_OFS 0x0054
-#define GIC_VPE_SWINT1_MAP_OFS 0x0058
-#define GIC_VPE_OTHER_ADDR_OFS 0x0080
-#define GIC_VPE_WD_CONFIG0_OFS 0x0090
-#define GIC_VPE_WD_COUNT0_OFS 0x0094
-#define GIC_VPE_WD_INITIAL0_OFS 0x0098
-#define GIC_VPE_COMPARE_LO_OFS 0x00a4
-#define GIC_VPE_COMPARE_HI_OFS 0x00a0
-
-#define GIC_VPE_EIC_SHADOW_SET_BASE 0x0100
-#define GIC_VPE_EIC_SS(intr) \
- (GIC_EIC_SHADOW_SET_BASE + (4 * intr))
-
-#define GIC_VPE_EIC_VEC_BASE 0x0800
-#define GIC_VPE_EIC_VEC(intr) \
- (GIC_VPE_EIC_VEC_BASE + (4 * intr))
-
-#define GIC_VPE_TENABLE_NMI_OFS 0x1000
-#define GIC_VPE_TENABLE_YQ_OFS 0x1004
-#define GIC_VPE_TENABLE_INT_31_0_OFS 0x1080
-#define GIC_VPE_TENABLE_INT_63_32_OFS 0x1084
-
-/* User Mode Visible Section Register Map */
-#define GIC_UMV_SH_COUNTER_31_00_OFS 0x0004
-#define GIC_UMV_SH_COUNTER_63_32_OFS 0x0000
-
-#endif /* !LE */
-
/* Masks */
#define GIC_SH_CONFIG_COUNTSTOP_SHF 28
#define GIC_SH_CONFIG_COUNTSTOP_MSK (MSK(1) << GIC_SH_CONFIG_COUNTSTOP_SHF)
@@ -473,12 +320,13 @@ struct gic_intrmask_regs {
* in building ipi_map.
*/
struct gic_intr_map {
- unsigned int intrnum; /* Ext Intr Num */
unsigned int cpunum; /* Directed to this CPU */
unsigned int pin; /* Directed to this Pin */
unsigned int polarity; /* Polarity : +/- */
unsigned int trigtype; /* Trigger : Edge/Levl */
- unsigned int ipiflag; /* Is used for IPI ? */
+ unsigned int flags; /* Misc flags */
+#define GIC_FLAG_IPI 0x01
+#define GIC_FLAG_TRANSPARENT 0x02
};
extern void gic_init(unsigned long gic_base_addr,
diff --git a/arch/mips/include/asm/mach-ar7/ar7.h b/arch/mips/include/asm/mach-ar7/ar7.h
index de71694614de..21cbbc706448 100644
--- a/arch/mips/include/asm/mach-ar7/ar7.h
+++ b/arch/mips/include/asm/mach-ar7/ar7.h
@@ -78,6 +78,9 @@
#define AR7_REF_CLOCK 25000000
#define AR7_XTAL_CLOCK 24000000
+/* DCL */
+#define AR7_WDT_HW_ENA 0x10
+
struct plat_cpmac_data {
int reset_bit;
int power_bit;
diff --git a/arch/mips/include/asm/mach-au1x00/gpio-au1000.h b/arch/mips/include/asm/mach-au1x00/gpio-au1000.h
index feea00148b5d..91595fa89034 100644
--- a/arch/mips/include/asm/mach-au1x00/gpio-au1000.h
+++ b/arch/mips/include/asm/mach-au1x00/gpio-au1000.h
@@ -104,6 +104,8 @@ static inline int au1100_gpio2_to_irq(int gpio)
if ((gpio >= 8) && (gpio <= 15))
return MAKE_IRQ(0, 29); /* shared GPIO208_215 */
+
+ return -ENXIO;
}
#ifdef CONFIG_SOC_AU1100
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_uart.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_uart.h
deleted file mode 100644
index bf348f573bbc..000000000000
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_uart.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef BCM63XX_DEV_UART_H_
-#define BCM63XX_DEV_UART_H_
-
-int bcm63xx_uart_register(void);
-
-#endif /* BCM63XX_DEV_UART_H_ */
diff --git a/arch/mips/include/asm/mach-ip27/topology.h b/arch/mips/include/asm/mach-ip27/topology.h
index f6837422fe65..09a59bcc1b07 100644
--- a/arch/mips/include/asm/mach-ip27/topology.h
+++ b/arch/mips/include/asm/mach-ip27/topology.h
@@ -44,8 +44,8 @@ extern unsigned char __node_distances[MAX_COMPACT_NODES][MAX_COMPACT_NODES];
.busy_factor = 32, \
.imbalance_pct = 125, \
.cache_nice_tries = 1, \
- .flags = SD_LOAD_BALANCE \
- | SD_BALANCE_EXEC \
+ .flags = SD_LOAD_BALANCE | \
+ SD_BALANCE_EXEC, \
.last_balance = jiffies, \
.balance_interval = 1, \
.nr_balance_failed = 0, \
diff --git a/arch/mips/include/asm/mach-loongson/cpu-feature-overrides.h b/arch/mips/include/asm/mach-loongson/cpu-feature-overrides.h
index ce5b6e270e3f..9947e57c91de 100644
--- a/arch/mips/include/asm/mach-loongson/cpu-feature-overrides.h
+++ b/arch/mips/include/asm/mach-loongson/cpu-feature-overrides.h
@@ -29,7 +29,7 @@
#define cpu_has_cache_cdex_p 0
#define cpu_has_cache_cdex_s 0
#define cpu_has_counter 1
-#define cpu_has_dc_aliases 1
+#define cpu_has_dc_aliases (PAGE_SIZE < 0x4000)
#define cpu_has_divec 0
#define cpu_has_dsp 0
#define cpu_has_ejtag 0
@@ -54,6 +54,5 @@
#define cpu_has_vce 0
#define cpu_has_vtag_icache 0
#define cpu_has_watch 1
-#define cpu_icache_snoops_remote_store 1
#endif /* __ASM_MACH_LOONGSON_CPU_FEATURE_OVERRIDES_H */
diff --git a/arch/mips/include/asm/mman.h b/arch/mips/include/asm/mman.h
index a2250f390a29..c892bfb3e2c1 100644
--- a/arch/mips/include/asm/mman.h
+++ b/arch/mips/include/asm/mman.h
@@ -75,6 +75,7 @@
#define MADV_MERGEABLE 12 /* KSM may merge identical pages */
#define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */
+#define MADV_HWPOISON 100 /* poison a page for testing */
/* compatibility flags */
#define MAP_FILE 0
diff --git a/arch/mips/include/asm/mmu_context.h b/arch/mips/include/asm/mmu_context.h
index d9743536a621..6083db586500 100644
--- a/arch/mips/include/asm/mmu_context.h
+++ b/arch/mips/include/asm/mmu_context.h
@@ -16,6 +16,7 @@
#include <linux/smp.h>
#include <linux/slab.h>
#include <asm/cacheflush.h>
+#include <asm/hazards.h>
#include <asm/tlbflush.h>
#ifdef CONFIG_MIPS_MT_SMTC
#include <asm/mipsmtregs.h>
@@ -36,11 +37,13 @@ extern unsigned long pgd_current[];
#ifdef CONFIG_32BIT
#define TLBMISS_HANDLER_SETUP() \
write_c0_context((unsigned long) smp_processor_id() << 25); \
+ back_to_back_c0_hazard(); \
TLBMISS_HANDLER_SETUP_PGD(swapper_pg_dir)
#endif
#ifdef CONFIG_64BIT
#define TLBMISS_HANDLER_SETUP() \
write_c0_context((unsigned long) smp_processor_id() << 26); \
+ back_to_back_c0_hazard(); \
TLBMISS_HANDLER_SETUP_PGD(swapper_pg_dir)
#endif
@@ -165,12 +168,12 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
* having ASID_MASK smaller than the hardware maximum,
* make sure no "soft" bits become "hard"...
*/
- write_c0_entryhi((read_c0_entryhi() & ~HW_ASID_MASK)
- | (cpu_context(cpu, next) & ASID_MASK));
+ write_c0_entryhi((read_c0_entryhi() & ~HW_ASID_MASK) |
+ cpu_asid(cpu, next));
ehb(); /* Make sure it propagates to TCStatus */
evpe(mtflags);
#else
- write_c0_entryhi(cpu_context(cpu, next));
+ write_c0_entryhi(cpu_asid(cpu, next));
#endif /* CONFIG_MIPS_MT_SMTC */
TLBMISS_HANDLER_SETUP_PGD(next->pgd);
@@ -226,11 +229,11 @@ activate_mm(struct mm_struct *prev, struct mm_struct *next)
}
/* See comments for similar code above */
write_c0_entryhi((read_c0_entryhi() & ~HW_ASID_MASK) |
- (cpu_context(cpu, next) & ASID_MASK));
+ cpu_asid(cpu, next));
ehb(); /* Make sure it propagates to TCStatus */
evpe(mtflags);
#else
- write_c0_entryhi(cpu_context(cpu, next));
+ write_c0_entryhi(cpu_asid(cpu, next));
#endif /* CONFIG_MIPS_MT_SMTC */
TLBMISS_HANDLER_SETUP_PGD(next->pgd);
diff --git a/arch/mips/include/asm/setup.h b/arch/mips/include/asm/setup.h
index e600cedda976..50511aac04e9 100644
--- a/arch/mips/include/asm/setup.h
+++ b/arch/mips/include/asm/setup.h
@@ -1,7 +1,7 @@
#ifndef _MIPS_SETUP_H
#define _MIPS_SETUP_H
-#define COMMAND_LINE_SIZE 256
+#define COMMAND_LINE_SIZE 4096
#ifdef __KERNEL__
extern void setup_early_printk(void);
diff --git a/arch/mips/include/asm/smtc_ipi.h b/arch/mips/include/asm/smtc_ipi.h
index 8ce517574340..15278dbd7e79 100644
--- a/arch/mips/include/asm/smtc_ipi.h
+++ b/arch/mips/include/asm/smtc_ipi.h
@@ -45,6 +45,7 @@ struct smtc_ipi_q {
spinlock_t lock;
struct smtc_ipi *tail;
int depth;
+ int resched_flag; /* reschedule already queued */
};
static inline void smtc_ipi_nq(struct smtc_ipi_q *q, struct smtc_ipi *p)
diff --git a/arch/mips/include/asm/spram.h b/arch/mips/include/asm/spram.h
new file mode 100644
index 000000000000..0b89006e4907
--- /dev/null
+++ b/arch/mips/include/asm/spram.h
@@ -0,0 +1,10 @@
+#ifndef _MIPS_SPRAM_H
+#define _MIPS_SPRAM_H
+
+#ifdef CONFIG_CPU_MIPSR2
+extern __init void spram_config(void);
+#else
+static inline void spram_config(void) { };
+#endif /* CONFIG_CPU_MIPSR2 */
+
+#endif /* _MIPS_SPRAM_H */
diff --git a/arch/mips/include/asm/system.h b/arch/mips/include/asm/system.h
index fcf5f98d90cc..83b5509e09e8 100644
--- a/arch/mips/include/asm/system.h
+++ b/arch/mips/include/asm/system.h
@@ -12,6 +12,7 @@
#ifndef _ASM_SYSTEM_H
#define _ASM_SYSTEM_H
+#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/irqflags.h>
@@ -193,10 +194,6 @@ extern __u64 __xchg_u64_unsupported_on_32bit_kernels(volatile __u64 * m, __u64 v
#define __xchg_u64 __xchg_u64_unsupported_on_32bit_kernels
#endif
-/* This function doesn't exist, so you'll get a linker error
- if something tries to do an invalid xchg(). */
-extern void __xchg_called_with_bad_pointer(void);
-
static inline unsigned long __xchg(unsigned long x, volatile void * ptr, int size)
{
switch (size) {
@@ -205,11 +202,17 @@ static inline unsigned long __xchg(unsigned long x, volatile void * ptr, int siz
case 8:
return __xchg_u64(ptr, x);
}
- __xchg_called_with_bad_pointer();
+
return x;
}
-#define xchg(ptr, x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x), (ptr), sizeof(*(ptr))))
+#define xchg(ptr, x) \
+({ \
+ BUILD_BUG_ON(sizeof(*(ptr)) & ~0xc); \
+ \
+ ((__typeof__(*(ptr))) \
+ __xchg((unsigned long)(x), (ptr), sizeof(*(ptr)))); \
+})
extern void set_handler(unsigned long offset, void *addr, unsigned long len);
extern void set_uncached_handler(unsigned long offset, void *addr, unsigned long len);
diff --git a/arch/mips/include/asm/thread_info.h b/arch/mips/include/asm/thread_info.h
index 01cc1630b66c..845da2107ed1 100644
--- a/arch/mips/include/asm/thread_info.h
+++ b/arch/mips/include/asm/thread_info.h
@@ -86,14 +86,7 @@ register struct thread_info *__current_thread_info __asm__("$28");
#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR
#ifdef CONFIG_DEBUG_STACK_USAGE
-#define alloc_thread_info(tsk) \
-({ \
- struct thread_info *ret; \
- \
- ret = kzalloc(THREAD_SIZE, GFP_KERNEL); \
- \
- ret; \
-})
+#define alloc_thread_info(tsk) kzalloc(THREAD_SIZE, GFP_KERNEL)
#else
#define alloc_thread_info(tsk) kmalloc(THREAD_SIZE, GFP_KERNEL)
#endif
diff --git a/arch/mips/jazz/irq.c b/arch/mips/jazz/irq.c
index 7fd170d007e7..7bd32d04c2cc 100644
--- a/arch/mips/jazz/irq.c
+++ b/arch/mips/jazz/irq.c
@@ -134,7 +134,7 @@ static irqreturn_t r4030_timer_interrupt(int irq, void *dev_id)
static struct irqaction r4030_timer_irqaction = {
.handler = r4030_timer_interrupt,
- .flags = IRQF_DISABLED,
+ .flags = IRQF_DISABLED | IRQF_TIMER,
.name = "R4030 timer",
};
diff --git a/arch/mips/kernel/cevt-bcm1480.c b/arch/mips/kernel/cevt-bcm1480.c
index e02f79b1eb51..bfea327c636c 100644
--- a/arch/mips/kernel/cevt-bcm1480.c
+++ b/arch/mips/kernel/cevt-bcm1480.c
@@ -144,7 +144,7 @@ void __cpuinit sb1480_clockevent_init(void)
bcm1480_unmask_irq(cpu, irq);
action->handler = sibyte_counter_handler;
- action->flags = IRQF_DISABLED | IRQF_PERCPU;
+ action->flags = IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER;
action->name = name;
action->dev_id = cd;
diff --git a/arch/mips/kernel/cevt-ds1287.c b/arch/mips/kernel/cevt-ds1287.c
index 6996da4d74a2..00a4da277cbb 100644
--- a/arch/mips/kernel/cevt-ds1287.c
+++ b/arch/mips/kernel/cevt-ds1287.c
@@ -107,7 +107,7 @@ static irqreturn_t ds1287_interrupt(int irq, void *dev_id)
static struct irqaction ds1287_irqaction = {
.handler = ds1287_interrupt,
- .flags = IRQF_DISABLED | IRQF_PERCPU,
+ .flags = IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER,
.name = "ds1287",
};
diff --git a/arch/mips/kernel/cevt-gt641xx.c b/arch/mips/kernel/cevt-gt641xx.c
index 92351e00ae0e..f5d265eb6eae 100644
--- a/arch/mips/kernel/cevt-gt641xx.c
+++ b/arch/mips/kernel/cevt-gt641xx.c
@@ -113,7 +113,7 @@ static irqreturn_t gt641xx_timer0_interrupt(int irq, void *dev_id)
static struct irqaction gt641xx_timer0_irqaction = {
.handler = gt641xx_timer0_interrupt,
- .flags = IRQF_DISABLED | IRQF_PERCPU,
+ .flags = IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER,
.name = "gt641xx_timer0",
};
diff --git a/arch/mips/kernel/cevt-r4k.c b/arch/mips/kernel/cevt-r4k.c
index 2652362ce047..b469ad05d520 100644
--- a/arch/mips/kernel/cevt-r4k.c
+++ b/arch/mips/kernel/cevt-r4k.c
@@ -83,7 +83,7 @@ out:
struct irqaction c0_compare_irqaction = {
.handler = c0_compare_interrupt,
- .flags = IRQF_DISABLED | IRQF_PERCPU,
+ .flags = IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER,
.name = "timer",
};
diff --git a/arch/mips/kernel/cevt-sb1250.c b/arch/mips/kernel/cevt-sb1250.c
index ac5903d1b20e..da78eeaea6e8 100644
--- a/arch/mips/kernel/cevt-sb1250.c
+++ b/arch/mips/kernel/cevt-sb1250.c
@@ -143,7 +143,7 @@ void __cpuinit sb1250_clockevent_init(void)
sb1250_unmask_irq(cpu, irq);
action->handler = sibyte_counter_handler;
- action->flags = IRQF_DISABLED | IRQF_PERCPU;
+ action->flags = IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER;
action->name = name;
action->dev_id = cd;
diff --git a/arch/mips/kernel/cevt-smtc.c b/arch/mips/kernel/cevt-smtc.c
index 98bd7de75778..b102e4f1630e 100644
--- a/arch/mips/kernel/cevt-smtc.c
+++ b/arch/mips/kernel/cevt-smtc.c
@@ -173,11 +173,12 @@ void smtc_distribute_timer(int vpe)
unsigned int mtflags;
int cpu;
struct clock_event_device *cd;
- unsigned long nextstamp = 0L;
+ unsigned long nextstamp;
unsigned long reference;
repeat:
+ nextstamp = 0L;
for_each_online_cpu(cpu) {
/*
* Find virtual CPUs within the current VPE who have
diff --git a/arch/mips/kernel/cevt-txx9.c b/arch/mips/kernel/cevt-txx9.c
index 0037f21baf0d..218ee6bda935 100644
--- a/arch/mips/kernel/cevt-txx9.c
+++ b/arch/mips/kernel/cevt-txx9.c
@@ -146,7 +146,7 @@ static irqreturn_t txx9tmr_interrupt(int irq, void *dev_id)
static struct irqaction txx9tmr_irq = {
.handler = txx9tmr_interrupt,
- .flags = IRQF_DISABLED | IRQF_PERCPU,
+ .flags = IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER,
.name = "txx9tmr",
.dev_id = &txx9_clock_event_device,
};
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index f709657e4dcd..7a51866068a4 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -23,7 +23,7 @@
#include <asm/mipsregs.h>
#include <asm/system.h>
#include <asm/watch.h>
-
+#include <asm/spram.h>
/*
* Not all of the MIPS CPUs have the "wait" instruction available. Moreover,
* the implementation of the "wait" feature differs between CPU families. This
@@ -711,12 +711,6 @@ static void __cpuinit decode_configs(struct cpuinfo_mips *c)
mips_probe_watch_registers(c);
}
-#ifdef CONFIG_CPU_MIPSR2
-extern void spram_config(void);
-#else
-static inline void spram_config(void) {}
-#endif
-
static inline void cpu_probe_mips(struct cpuinfo_mips *c, unsigned int cpu)
{
decode_configs(c);
diff --git a/arch/mips/kernel/head.S b/arch/mips/kernel/head.S
index 531ce7b16124..ea695d9605e9 100644
--- a/arch/mips/kernel/head.S
+++ b/arch/mips/kernel/head.S
@@ -191,6 +191,7 @@ NESTED(kernel_entry, 16, sp) # kernel entry point
/* Set the SP after an empty pt_regs. */
PTR_LI sp, _THREAD_SIZE - 32 - PT_SIZE
PTR_ADDU sp, $28
+ back_to_back_c0_hazard
set_saved_sp sp, t0, t1
PTR_SUBU sp, 4 * SZREG # init stack pointer
diff --git a/arch/mips/kernel/i8253.c b/arch/mips/kernel/i8253.c
index f7d8d5d0ddbf..ed5c441615e4 100644
--- a/arch/mips/kernel/i8253.c
+++ b/arch/mips/kernel/i8253.c
@@ -98,7 +98,7 @@ static irqreturn_t timer_interrupt(int irq, void *dev_id)
static struct irqaction irq0 = {
.handler = timer_interrupt,
- .flags = IRQF_DISABLED | IRQF_NOBALANCING,
+ .flags = IRQF_DISABLED | IRQF_NOBALANCING | IRQF_TIMER,
.name = "timer"
};
diff --git a/arch/mips/kernel/irq-gic.c b/arch/mips/kernel/irq-gic.c
index d2072cd38592..b181f2f0ea8e 100644
--- a/arch/mips/kernel/irq-gic.c
+++ b/arch/mips/kernel/irq-gic.c
@@ -14,38 +14,23 @@
static unsigned long _gic_base;
-static unsigned int _irqbase, _mapsize, numvpes, numintrs;
-static struct gic_intr_map *_intrmap;
+static unsigned int _irqbase;
+static unsigned int gic_irq_flags[GIC_NUM_INTRS];
+#define GIC_IRQ_FLAG_EDGE 0x0001
-static struct gic_pcpu_mask pcpu_masks[NR_CPUS];
+struct gic_pcpu_mask pcpu_masks[NR_CPUS];
static struct gic_pending_regs pending_regs[NR_CPUS];
static struct gic_intrmask_regs intrmask_regs[NR_CPUS];
-#define gic_wedgeb2bok 0 /*
- * Can GIC handle b2b writes to wedge register?
- */
-#if gic_wedgeb2bok == 0
-static DEFINE_SPINLOCK(gic_wedgeb2b_lock);
-#endif
-
void gic_send_ipi(unsigned int intr)
{
-#if gic_wedgeb2bok == 0
- unsigned long flags;
-#endif
pr_debug("CPU%d: %s status %08x\n", smp_processor_id(), __func__,
read_c0_status());
- if (!gic_wedgeb2bok)
- spin_lock_irqsave(&gic_wedgeb2b_lock, flags);
GICWRITE(GIC_REG(SHARED, GIC_SH_WEDGE), 0x80000000 | intr);
- if (!gic_wedgeb2bok) {
- (void) GIC_REG(SHARED, GIC_SH_CONFIG);
- spin_unlock_irqrestore(&gic_wedgeb2b_lock, flags);
- }
}
/* This is Malta specific and needs to be exported */
-static void vpe_local_setup(unsigned int numvpes)
+static void __init vpe_local_setup(unsigned int numvpes)
{
int i;
unsigned long timer_interrupt = 5, perf_interrupt = 5;
@@ -105,44 +90,34 @@ unsigned int gic_get_int(void)
static unsigned int gic_irq_startup(unsigned int irq)
{
- pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
irq -= _irqbase;
- GIC_SET_INTR_MASK(irq, 1);
+ pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
+ GIC_SET_INTR_MASK(irq);
return 0;
}
static void gic_irq_ack(unsigned int irq)
{
-#if gic_wedgeb2bok == 0
- unsigned long flags;
-#endif
- pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
irq -= _irqbase;
- GIC_CLR_INTR_MASK(irq, 1);
+ pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
+ GIC_CLR_INTR_MASK(irq);
- if (_intrmap[irq].trigtype == GIC_TRIG_EDGE) {
- if (!gic_wedgeb2bok)
- spin_lock_irqsave(&gic_wedgeb2b_lock, flags);
+ if (gic_irq_flags[irq] & GIC_IRQ_FLAG_EDGE)
GICWRITE(GIC_REG(SHARED, GIC_SH_WEDGE), irq);
- if (!gic_wedgeb2bok) {
- (void) GIC_REG(SHARED, GIC_SH_CONFIG);
- spin_unlock_irqrestore(&gic_wedgeb2b_lock, flags);
- }
- }
}
static void gic_mask_irq(unsigned int irq)
{
- pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
irq -= _irqbase;
- GIC_CLR_INTR_MASK(irq, 1);
+ pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
+ GIC_CLR_INTR_MASK(irq);
}
static void gic_unmask_irq(unsigned int irq)
{
- pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
irq -= _irqbase;
- GIC_SET_INTR_MASK(irq, 1);
+ pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
+ GIC_SET_INTR_MASK(irq);
}
#ifdef CONFIG_SMP
@@ -155,9 +130,8 @@ static int gic_set_affinity(unsigned int irq, const struct cpumask *cpumask)
unsigned long flags;
int i;
- pr_debug(KERN_DEBUG "%s called\n", __func__);
irq -= _irqbase;
-
+ pr_debug(KERN_DEBUG "%s(%d) called\n", __func__, irq);
cpumask_and(&tmp, cpumask, cpu_online_mask);
if (cpus_empty(tmp))
return -1;
@@ -168,13 +142,6 @@ static int gic_set_affinity(unsigned int irq, const struct cpumask *cpumask)
/* Re-route this IRQ */
GIC_SH_MAP_TO_VPE_SMASK(irq, first_cpu(tmp));
- /*
- * FIXME: assumption that _intrmap is ordered and has no holes
- */
-
- /* Update the intr_map */
- _intrmap[irq].cpunum = first_cpu(tmp);
-
/* Update the pcpu_masks */
for (i = 0; i < NR_CPUS; i++)
clear_bit(irq, pcpu_masks[i].pcpu_mask);
@@ -201,8 +168,9 @@ static struct irq_chip gic_irq_controller = {
#endif
};
-static void __init setup_intr(unsigned int intr, unsigned int cpu,
- unsigned int pin, unsigned int polarity, unsigned int trigtype)
+static void __init gic_setup_intr(unsigned int intr, unsigned int cpu,
+ unsigned int pin, unsigned int polarity, unsigned int trigtype,
+ unsigned int flags)
{
/* Setup Intr to Pin mapping */
if (pin & GIC_MAP_TO_NMI_MSK) {
@@ -227,38 +195,43 @@ static void __init setup_intr(unsigned int intr, unsigned int cpu,
GIC_SET_TRIGGER(intr, trigtype);
/* Init Intr Masks */
- GIC_SET_INTR_MASK(intr, 0);
+ GIC_CLR_INTR_MASK(intr);
+ /* Initialise per-cpu Interrupt software masks */
+ if (flags & GIC_FLAG_IPI)
+ set_bit(intr, pcpu_masks[cpu].pcpu_mask);
+ if (flags & GIC_FLAG_TRANSPARENT)
+ GIC_SET_INTR_MASK(intr);
+ if (trigtype == GIC_TRIG_EDGE)
+ gic_irq_flags[intr] |= GIC_IRQ_FLAG_EDGE;
}
-static void __init gic_basic_init(void)
+static void __init gic_basic_init(int numintrs, int numvpes,
+ struct gic_intr_map *intrmap, int mapsize)
{
unsigned int i, cpu;
/* Setup defaults */
- for (i = 0; i < GIC_NUM_INTRS; i++) {
+ for (i = 0; i < numintrs; i++) {
GIC_SET_POLARITY(i, GIC_POL_POS);
GIC_SET_TRIGGER(i, GIC_TRIG_LEVEL);
- GIC_SET_INTR_MASK(i, 0);
+ GIC_CLR_INTR_MASK(i);
+ if (i < GIC_NUM_INTRS)
+ gic_irq_flags[i] = 0;
}
/* Setup specifics */
- for (i = 0; i < _mapsize; i++) {
- cpu = _intrmap[i].cpunum;
+ for (i = 0; i < mapsize; i++) {
+ cpu = intrmap[i].cpunum;
if (cpu == X)
continue;
-
- if (cpu == 0 && i != 0 && _intrmap[i].intrnum == 0 &&
- _intrmap[i].ipiflag == 0)
+ if (cpu == 0 && i != 0 && intrmap[i].flags == 0)
continue;
-
- setup_intr(_intrmap[i].intrnum,
- _intrmap[i].cpunum,
- _intrmap[i].pin,
- _intrmap[i].polarity,
- _intrmap[i].trigtype);
- /* Initialise per-cpu Interrupt software masks */
- if (_intrmap[i].ipiflag)
- set_bit(_intrmap[i].intrnum, pcpu_masks[cpu].pcpu_mask);
+ gic_setup_intr(i,
+ intrmap[i].cpunum,
+ intrmap[i].pin,
+ intrmap[i].polarity,
+ intrmap[i].trigtype,
+ intrmap[i].flags);
}
vpe_local_setup(numvpes);
@@ -273,12 +246,11 @@ void __init gic_init(unsigned long gic_base_addr,
unsigned int irqbase)
{
unsigned int gicconfig;
+ int numvpes, numintrs;
_gic_base = (unsigned long) ioremap_nocache(gic_base_addr,
gic_addrspace_size);
_irqbase = irqbase;
- _intrmap = intr_map;
- _mapsize = intr_map_size;
GICREAD(GIC_REG(SHARED, GIC_SH_CONFIG), gicconfig);
numintrs = (gicconfig & GIC_SH_CONFIG_NUMINTRS_MSK) >>
@@ -290,5 +262,5 @@ void __init gic_init(unsigned long gic_base_addr,
pr_debug("%s called\n", __func__);
- gic_basic_init();
+ gic_basic_init(numintrs, numvpes, intr_map, intr_map_size);
}
diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c
index 6242bc68add7..b77fefaff9da 100644
--- a/arch/mips/kernel/linux32.c
+++ b/arch/mips/kernel/linux32.c
@@ -428,3 +428,9 @@ _sys32_clone(nabi_no_regargs struct pt_regs regs)
return do_fork(clone_flags, newsp, &regs, 0,
parent_tidptr, child_tidptr);
}
+
+asmlinkage long sys32_lookup_dcookie(u32 a0, u32 a1, char __user *buf,
+ size_t len)
+{
+ return sys_lookup_dcookie(merge_64(a0, a1), buf, len);
+}
diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S
index 9bbf9775e0bd..14dde4ca932e 100644
--- a/arch/mips/kernel/scall64-o32.S
+++ b/arch/mips/kernel/scall64-o32.S
@@ -450,7 +450,7 @@ sys_call_table:
PTR sys_io_submit
PTR sys_io_cancel /* 4245 */
PTR sys_exit_group
- PTR sys_lookup_dcookie
+ PTR sys32_lookup_dcookie
PTR sys_epoll_create
PTR sys_epoll_ctl
PTR sys_epoll_wait /* 4250 */
@@ -505,7 +505,7 @@ sys_call_table:
PTR sys_fchmodat
PTR sys_faccessat /* 4300 */
PTR compat_sys_pselect6
- PTR sys_ppoll
+ PTR compat_sys_ppoll
PTR sys_unshare
PTR sys_splice
PTR sys32_sync_file_range /* 4305 */
diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c
index 4d181df44a40..24630fd8ef60 100644
--- a/arch/mips/kernel/smtc.c
+++ b/arch/mips/kernel/smtc.c
@@ -75,7 +75,6 @@ unsigned long irq_hwmask[NR_IRQS];
asiduse smtc_live_asid[MAX_SMTC_TLBS][MAX_SMTC_ASIDS];
-
/*
* Number of InterProcessor Interrupt (IPI) message buffers to allocate
*/
@@ -388,6 +387,7 @@ void smtc_prepare_cpus(int cpus)
IPIQ[i].head = IPIQ[i].tail = NULL;
spin_lock_init(&IPIQ[i].lock);
IPIQ[i].depth = 0;
+ IPIQ[i].resched_flag = 0; /* No reschedules queued initially */
}
/* cpu_data index starts at zero */
@@ -741,11 +741,24 @@ void smtc_forward_irq(unsigned int irq)
static void smtc_ipi_qdump(void)
{
int i;
+ struct smtc_ipi *temp;
for (i = 0; i < NR_CPUS ;i++) {
- printk("IPIQ[%d]: head = 0x%x, tail = 0x%x, depth = %d\n",
+ pr_info("IPIQ[%d]: head = 0x%x, tail = 0x%x, depth = %d\n",
i, (unsigned)IPIQ[i].head, (unsigned)IPIQ[i].tail,
IPIQ[i].depth);
+ temp = IPIQ[i].head;
+
+ while (temp != IPIQ[i].tail) {
+ pr_debug("%d %d %d: ", temp->type, temp->dest,
+ (int)temp->arg);
+#ifdef SMTC_IPI_DEBUG
+ pr_debug("%u %lu\n", temp->sender, temp->stamp);
+#else
+ pr_debug("\n");
+#endif
+ temp = temp->flink;
+ }
}
}
@@ -784,11 +797,16 @@ void smtc_send_ipi(int cpu, int type, unsigned int action)
int mtflags;
unsigned long tcrestart;
extern void r4k_wait_irqoff(void), __pastwait(void);
+ int set_resched_flag = (type == LINUX_SMP_IPI &&
+ action == SMP_RESCHEDULE_YOURSELF);
if (cpu == smp_processor_id()) {
printk("Cannot Send IPI to self!\n");
return;
}
+ if (set_resched_flag && IPIQ[cpu].resched_flag != 0)
+ return; /* There is a reschedule queued already */
+
/* Set up a descriptor, to be delivered either promptly or queued */
pipi = smtc_ipi_dq(&freeIPIq);
if (pipi == NULL) {
@@ -801,6 +819,7 @@ void smtc_send_ipi(int cpu, int type, unsigned int action)
pipi->dest = cpu;
if (cpu_data[cpu].vpe_id != cpu_data[smp_processor_id()].vpe_id) {
/* If not on same VPE, enqueue and send cross-VPE interrupt */
+ IPIQ[cpu].resched_flag |= set_resched_flag;
smtc_ipi_nq(&IPIQ[cpu], pipi);
LOCK_CORE_PRA();
settc(cpu_data[cpu].tc_id);
@@ -847,6 +866,7 @@ void smtc_send_ipi(int cpu, int type, unsigned int action)
*/
write_tc_c0_tchalt(0);
UNLOCK_CORE_PRA();
+ IPIQ[cpu].resched_flag |= set_resched_flag;
smtc_ipi_nq(&IPIQ[cpu], pipi);
} else {
postdirect:
@@ -996,12 +1016,15 @@ void deferred_smtc_ipi(void)
* already enabled.
*/
local_irq_save(flags);
-
spin_lock(&q->lock);
pipi = __smtc_ipi_dq(q);
spin_unlock(&q->lock);
- if (pipi != NULL)
+ if (pipi != NULL) {
+ if (pipi->type == LINUX_SMP_IPI &&
+ (int)pipi->arg == SMP_RESCHEDULE_YOURSELF)
+ IPIQ[cpu].resched_flag = 0;
ipi_decode(pipi);
+ }
/*
* The use of the __raw_local restore isn't
* as obviously necessary here as in smtc_ipi_replay(),
@@ -1082,6 +1105,9 @@ static irqreturn_t ipi_interrupt(int irq, void *dev_idm)
* with interrupts off
*/
local_irq_save(flags);
+ if (pipi->type == LINUX_SMP_IPI &&
+ (int)pipi->arg == SMP_RESCHEDULE_YOURSELF)
+ IPIQ[cpu].resched_flag = 0;
ipi_decode(pipi);
local_irq_restore(flags);
}
diff --git a/arch/mips/kernel/spram.c b/arch/mips/kernel/spram.c
index 6ddb507a87ef..1821d12a6410 100644
--- a/arch/mips/kernel/spram.c
+++ b/arch/mips/kernel/spram.c
@@ -13,7 +13,6 @@
#include <linux/ptrace.h>
#include <linux/stddef.h>
-#include <asm/cpu.h>
#include <asm/fpu.h>
#include <asm/mipsregs.h>
#include <asm/system.h>
@@ -198,8 +197,7 @@ static __cpuinit void probe_spram(char *type,
offset += 2 * SPRAM_TAG_STRIDE;
}
}
-
-__cpuinit void spram_config(void)
+void __cpuinit spram_config(void)
{
struct cpuinfo_mips *c = &current_cpu_data;
unsigned int config0;
@@ -208,6 +206,7 @@ __cpuinit void spram_config(void)
case CPU_24K:
case CPU_34K:
case CPU_74K:
+ case CPU_1004K:
config0 = read_c0_config();
/* FIXME: addresses are Malta specific */
if (config0 & (1<<24)) {
diff --git a/arch/mips/kernel/syscall.c b/arch/mips/kernel/syscall.c
index 3fe1fcfa2e73..fe0d79805603 100644
--- a/arch/mips/kernel/syscall.c
+++ b/arch/mips/kernel/syscall.c
@@ -306,6 +306,7 @@ static inline int mips_atomic_set(struct pt_regs *regs,
if (cpu_has_llsc && R10000_LLSC_WAR) {
__asm__ __volatile__ (
+ " .set mips3 \n"
" li %[err], 0 \n"
"1: ll %[old], (%[addr]) \n"
" move %[tmp], %[new] \n"
@@ -320,6 +321,7 @@ static inline int mips_atomic_set(struct pt_regs *regs,
" "STR(PTR)" 1b, 4b \n"
" "STR(PTR)" 2b, 4b \n"
" .previous \n"
+ " .set mips0 \n"
: [old] "=&r" (old),
[err] "=&r" (err),
[tmp] "=&r" (tmp)
@@ -329,6 +331,7 @@ static inline int mips_atomic_set(struct pt_regs *regs,
: "memory");
} else if (cpu_has_llsc) {
__asm__ __volatile__ (
+ " .set mips3 \n"
" li %[err], 0 \n"
"1: ll %[old], (%[addr]) \n"
" move %[tmp], %[new] \n"
@@ -347,6 +350,7 @@ static inline int mips_atomic_set(struct pt_regs *regs,
" "STR(PTR)" 1b, 5b \n"
" "STR(PTR)" 2b, 5b \n"
" .previous \n"
+ " .set mips0 \n"
: [old] "=&r" (old),
[err] "=&r" (err),
[tmp] "=&r" (tmp)
diff --git a/arch/mips/kernel/vpe.c b/arch/mips/kernel/vpe.c
index 03092ab2a296..60477529362e 100644
--- a/arch/mips/kernel/vpe.c
+++ b/arch/mips/kernel/vpe.c
@@ -1116,8 +1116,6 @@ static int vpe_open(struct inode *inode, struct file *filp)
v->shared_ptr = NULL;
v->__start = 0;
- unlock_kernel();
-
return 0;
}
diff --git a/arch/mips/loongson/common/irq.c b/arch/mips/loongson/common/irq.c
index f368c735cbd3..b32b4a3e5137 100644
--- a/arch/mips/loongson/common/irq.c
+++ b/arch/mips/loongson/common/irq.c
@@ -55,7 +55,6 @@ void __init arch_init_irq(void)
* int-handler is not on bootstrap
*/
clear_c0_status(ST0_IM | ST0_BEV);
- local_irq_disable();
/* setting irq trigger mode */
set_irq_trigger_mode();
diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c
index 890f77927d62..454b53924490 100644
--- a/arch/mips/math-emu/cp1emu.c
+++ b/arch/mips/math-emu/cp1emu.c
@@ -163,33 +163,34 @@ static int isBranchInstr(mips_instruction * i)
/*
* In the Linux kernel, we support selection of FPR format on the
- * basis of the Status.FR bit. This does imply that, if a full 32
- * FPRs are desired, there needs to be a flip-flop that can be written
- * to one at that bit position. In any case, O32 MIPS ABI uses
- * only the even FPRs (Status.FR = 0).
+ * basis of the Status.FR bit. If an FPU is not present, the FR bit
+ * is hardwired to zero, which would imply a 32-bit FPU even for
+ * 64-bit CPUs. For 64-bit kernels with no FPU we use TIF_32BIT_REGS
+ * as a proxy for the FR bit so that a 64-bit FPU is emulated. In any
+ * case, for a 32-bit kernel which uses the O32 MIPS ABI, only the
+ * even FPRs are used (Status.FR = 0).
*/
-
-#define CP0_STATUS_FR_SUPPORT
-
-#ifdef CP0_STATUS_FR_SUPPORT
-#define FR_BIT ST0_FR
+static inline int cop1_64bit(struct pt_regs *xcp)
+{
+ if (cpu_has_fpu)
+ return xcp->cp0_status & ST0_FR;
+#ifdef CONFIG_64BIT
+ return !test_thread_flag(TIF_32BIT_REGS);
#else
-#define FR_BIT 0
+ return 0;
#endif
+}
+
+#define SIFROMREG(si, x) ((si) = cop1_64bit(xcp) || !(x & 1) ? \
+ (int)ctx->fpr[x] : (int)(ctx->fpr[x & ~1] >> 32))
-#define SIFROMREG(si, x) ((si) = \
- (xcp->cp0_status & FR_BIT) || !(x & 1) ? \
- (int)ctx->fpr[x] : \
- (int)(ctx->fpr[x & ~1] >> 32 ))
-#define SITOREG(si, x) (ctx->fpr[x & ~((xcp->cp0_status & FR_BIT) == 0)] = \
- (xcp->cp0_status & FR_BIT) || !(x & 1) ? \
+#define SITOREG(si, x) (ctx->fpr[x & ~(cop1_64bit(xcp) == 0)] = \
+ cop1_64bit(xcp) || !(x & 1) ? \
ctx->fpr[x & ~1] >> 32 << 32 | (u32)(si) : \
ctx->fpr[x & ~1] << 32 >> 32 | (u64)(si) << 32)
-#define DIFROMREG(di, x) ((di) = \
- ctx->fpr[x & ~((xcp->cp0_status & FR_BIT) == 0)])
-#define DITOREG(di, x) (ctx->fpr[x & ~((xcp->cp0_status & FR_BIT) == 0)] \
- = (di))
+#define DIFROMREG(di, x) ((di) = ctx->fpr[x & ~(cop1_64bit(xcp) == 0)])
+#define DITOREG(di, x) (ctx->fpr[x & ~(cop1_64bit(xcp) == 0)] = (di))
#define SPFROMREG(sp, x) SIFROMREG((sp).bits, x)
#define SPTOREG(sp, x) SITOREG((sp).bits, x)
diff --git a/arch/mips/math-emu/dp_simple.c b/arch/mips/math-emu/dp_simple.c
index 1c555e6c6a9f..d9ae1dbabda7 100644
--- a/arch/mips/math-emu/dp_simple.c
+++ b/arch/mips/math-emu/dp_simple.c
@@ -62,8 +62,6 @@ ieee754dp ieee754dp_neg(ieee754dp x)
return ieee754dp_nanxcpt(y, "neg");
}
- if (ieee754dp_isnan(x)) /* but not infinity */
- return ieee754dp_nanxcpt(x, "neg", x);
return x;
}
@@ -76,15 +74,12 @@ ieee754dp ieee754dp_abs(ieee754dp x)
CLEARCX;
FLUSHXDP;
+ /* Clear sign ALWAYS, irrespective of NaN */
+ DPSIGN(x) = 0;
+
if (xc == IEEE754_CLASS_SNAN) {
- SETCX(IEEE754_INVALID_OPERATION);
- return ieee754dp_nanxcpt(ieee754dp_indef(), "neg");
+ return ieee754dp_nanxcpt(ieee754dp_indef(), "abs");
}
- if (ieee754dp_isnan(x)) /* but not infinity */
- return ieee754dp_nanxcpt(x, "abs", x);
-
- /* quick fix up */
- DPSIGN(x) = 0;
return x;
}
diff --git a/arch/mips/math-emu/sp_simple.c b/arch/mips/math-emu/sp_simple.c
index 770f0f4677cd..3175477d36f6 100644
--- a/arch/mips/math-emu/sp_simple.c
+++ b/arch/mips/math-emu/sp_simple.c
@@ -62,8 +62,6 @@ ieee754sp ieee754sp_neg(ieee754sp x)
return ieee754sp_nanxcpt(y, "neg");
}
- if (ieee754sp_isnan(x)) /* but not infinity */
- return ieee754sp_nanxcpt(x, "neg", x);
return x;
}
@@ -76,15 +74,12 @@ ieee754sp ieee754sp_abs(ieee754sp x)
CLEARCX;
FLUSHXSP;
+ /* Clear sign ALWAYS, irrespective of NaN */
+ SPSIGN(x) = 0;
+
if (xc == IEEE754_CLASS_SNAN) {
- SETCX(IEEE754_INVALID_OPERATION);
return ieee754sp_nanxcpt(ieee754sp_indef(), "abs");
}
- if (ieee754sp_isnan(x)) /* but not infinity */
- return ieee754sp_nanxcpt(x, "abs", x);
-
- /* quick fix up */
- SPSIGN(x) = 0;
return x;
}
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index 7e48e76148aa..9367e33fbd18 100644
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -90,6 +90,9 @@ void *dma_alloc_coherent(struct device *dev, size_t size,
{
void *ret;
+ if (dma_alloc_from_coherent(dev, size, dma_handle, &ret))
+ return ret;
+
gfp = massage_gfp_flags(dev, gfp);
ret = (void *) __get_free_pages(gfp, get_order(size));
@@ -122,6 +125,10 @@ void dma_free_coherent(struct device *dev, size_t size, void *vaddr,
dma_addr_t dma_handle)
{
unsigned long addr = (unsigned long) vaddr;
+ int order = get_order(size);
+
+ if (dma_release_from_coherent(dev, order, vaddr))
+ return;
plat_unmap_dma_mem(dev, dma_handle, size, DMA_BIDIRECTIONAL);
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 15aa1902a788..8d1f4f363049 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -27,6 +27,7 @@
#include <linux/swap.h>
#include <linux/proc_fs.h>
#include <linux/pfn.h>
+#include <linux/hardirq.h>
#include <asm/asm-offsets.h>
#include <asm/bootinfo.h>
@@ -132,7 +133,10 @@ void *kmap_coherent(struct page *page, unsigned long addr)
inc_preempt_count();
idx = (addr >> PAGE_SHIFT) & (FIX_N_COLOURS - 1);
#ifdef CONFIG_MIPS_MT_SMTC
- idx += FIX_N_COLOURS * smp_processor_id();
+ idx += FIX_N_COLOURS * smp_processor_id() +
+ (in_interrupt() ? (FIX_N_COLOURS * NR_CPUS) : 0);
+#else
+ idx += in_interrupt() ? FIX_N_COLOURS : 0;
#endif
vaddr = __fix_to_virt(FIX_CMAP_END - idx);
pte = mk_pte(page, PAGE_KERNEL);
diff --git a/arch/mips/mti-malta/malta-amon.c b/arch/mips/mti-malta/malta-amon.c
index df9e526312a2..469d9b0cee6d 100644
--- a/arch/mips/mti-malta/malta-amon.c
+++ b/arch/mips/mti-malta/malta-amon.c
@@ -70,11 +70,12 @@ void amon_cpu_start(int cpu,
launch->sp = sp;
launch->a0 = a0;
- /* Make sure target sees parameters before the go bit */
- smp_mb();
-
+ smp_wmb(); /* Target must see parameters before go */
launch->flags |= LAUNCH_FGO;
+ smp_wmb(); /* Target must see go before we poll */
+
while ((launch->flags & LAUNCH_FGONE) == 0)
;
+ smp_rmb(); /* Target will be updating flags soon */
pr_debug("launch: cpu%d gone!\n", cpu);
}
diff --git a/arch/mips/mti-malta/malta-int.c b/arch/mips/mti-malta/malta-int.c
index 3e0a9b35ba5c..4c3fca18a171 100644
--- a/arch/mips/mti-malta/malta-int.c
+++ b/arch/mips/mti-malta/malta-int.c
@@ -87,7 +87,7 @@ static inline int mips_pcibios_iack(void)
dummy = BONITO_PCIMAP_CFG;
iob(); /* sync */
- irq = readl((u32 *)_pcictrl_bonito_pcicfg);
+ irq = __raw_readl((u32 *)_pcictrl_bonito_pcicfg);
iob(); /* sync */
irq &= 0xff;
BONITO_PCIMAP_CFG = 0;
@@ -379,38 +379,43 @@ static msc_irqmap_t __initdata msc_eicirqmap[] = {
static int __initdata msc_nr_eicirqs = ARRAY_SIZE(msc_eicirqmap);
-#if defined(CONFIG_MIPS_MT_SMP)
/*
* This GIC specific tabular array defines the association between External
* Interrupts and CPUs/Core Interrupts. The nature of the External
* Interrupts is also defined here - polarity/trigger.
*/
+
+#define GIC_CPU_NMI GIC_MAP_TO_NMI_MSK
static struct gic_intr_map gic_intr_map[GIC_NUM_INTRS] = {
- { GIC_EXT_INTR(0), X, X, X, X, 0 },
- { GIC_EXT_INTR(1), X, X, X, X, 0 },
- { GIC_EXT_INTR(2), X, X, X, X, 0 },
- { GIC_EXT_INTR(3), 0, GIC_CPU_INT0, GIC_POL_POS, GIC_TRIG_LEVEL, 0 },
- { GIC_EXT_INTR(4), 0, GIC_CPU_INT1, GIC_POL_POS, GIC_TRIG_LEVEL, 0 },
- { GIC_EXT_INTR(5), 0, GIC_CPU_INT2, GIC_POL_POS, GIC_TRIG_LEVEL, 0 },
- { GIC_EXT_INTR(6), 0, GIC_CPU_INT3, GIC_POL_POS, GIC_TRIG_LEVEL, 0 },
- { GIC_EXT_INTR(7), 0, GIC_CPU_INT4, GIC_POL_POS, GIC_TRIG_LEVEL, 0 },
- { GIC_EXT_INTR(8), 0, GIC_CPU_INT3, GIC_POL_POS, GIC_TRIG_LEVEL, 0 },
- { GIC_EXT_INTR(9), 0, GIC_CPU_INT3, GIC_POL_POS, GIC_TRIG_LEVEL, 0 },
- { GIC_EXT_INTR(10), X, X, X, X, 0 },
- { GIC_EXT_INTR(11), X, X, X, X, 0 },
- { GIC_EXT_INTR(12), 0, GIC_CPU_INT3, GIC_POL_POS, GIC_TRIG_LEVEL, 0 },
- { GIC_EXT_INTR(13), 0, GIC_MAP_TO_NMI_MSK, GIC_POL_POS, GIC_TRIG_LEVEL, 0 },
- { GIC_EXT_INTR(14), 0, GIC_MAP_TO_NMI_MSK, GIC_POL_POS, GIC_TRIG_LEVEL, 0 },
- { GIC_EXT_INTR(15), X, X, X, X, 0 },
-/* This is the end of the general interrupts now we do IPI ones */
+ { X, X, X, X, 0 },
+ { X, X, X, X, 0 },
+ { X, X, X, X, 0 },
+ { 0, GIC_CPU_INT0, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+ { 0, GIC_CPU_INT1, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+ { 0, GIC_CPU_INT2, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+ { 0, GIC_CPU_INT3, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+ { 0, GIC_CPU_INT4, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+ { 0, GIC_CPU_INT3, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+ { 0, GIC_CPU_INT3, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+ { X, X, X, X, 0 },
+ { X, X, X, X, 0 },
+ { 0, GIC_CPU_INT3, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+ { 0, GIC_CPU_NMI, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+ { 0, GIC_CPU_NMI, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+ { X, X, X, X, 0 },
+ /* The remainder of this table is initialised by fill_ipi_map */
};
-#endif
/*
* GCMP needs to be detected before any SMP initialisation
*/
int __init gcmp_probe(unsigned long addr, unsigned long size)
{
+ if (mips_revision_sconid != MIPS_REVISION_SCON_ROCIT) {
+ gcmp_present = 0;
+ return gcmp_present;
+ }
+
if (gcmp_present >= 0)
return gcmp_present;
@@ -419,20 +424,35 @@ int __init gcmp_probe(unsigned long addr, unsigned long size)
gcmp_present = (GCMPGCB(GCMPB) & GCMP_GCB_GCMPB_GCMPBASE_MSK) == GCMP_BASE_ADDR;
if (gcmp_present)
- printk(KERN_DEBUG "GCMP present\n");
+ pr_debug("GCMP present\n");
return gcmp_present;
}
+/* Return the number of IOCU's present */
+int __init gcmp_niocu(void)
+{
+ return gcmp_present ?
+ (GCMPGCB(GC) & GCMP_GCB_GC_NUMIOCU_MSK) >> GCMP_GCB_GC_NUMIOCU_SHF :
+ 0;
+}
+
+/* Set GCMP region attributes */
+void __init gcmp_setregion(int region, unsigned long base,
+ unsigned long mask, int type)
+{
+ GCMPGCBn(CMxBASE, region) = base;
+ GCMPGCBn(CMxMASK, region) = mask | type;
+}
+
#if defined(CONFIG_MIPS_MT_SMP)
static void __init fill_ipi_map1(int baseintr, int cpu, int cpupin)
{
int intr = baseintr + cpu;
- gic_intr_map[intr].intrnum = GIC_EXT_INTR(intr);
gic_intr_map[intr].cpunum = cpu;
gic_intr_map[intr].pin = cpupin;
gic_intr_map[intr].polarity = GIC_POL_POS;
gic_intr_map[intr].trigtype = GIC_TRIG_EDGE;
- gic_intr_map[intr].ipiflag = 1;
+ gic_intr_map[intr].flags = GIC_FLAG_IPI;
ipi_map[cpu] |= (1 << (cpupin + 2));
}
@@ -447,6 +467,12 @@ static void __init fill_ipi_map(void)
}
#endif
+void __init arch_init_ipiirq(int irq, struct irqaction *action)
+{
+ setup_irq(irq, action);
+ set_irq_handler(irq, handle_percpu_irq);
+}
+
void __init arch_init_irq(void)
{
init_i8259_irqs();
@@ -458,12 +484,17 @@ void __init arch_init_irq(void)
GCMPGCB(GICBA) = GIC_BASE_ADDR | GCMP_GCB_GICBA_EN_MSK;
gic_present = 1;
} else {
- _msc01_biu_base = (unsigned long) ioremap_nocache(MSC01_BIU_REG_BASE, MSC01_BIU_ADDRSPACE_SZ);
- gic_present = (REG(_msc01_biu_base, MSC01_SC_CFG) &
- MSC01_SC_CFG_GICPRES_MSK) >> MSC01_SC_CFG_GICPRES_SHF;
+ if (mips_revision_sconid == MIPS_REVISION_SCON_ROCIT) {
+ _msc01_biu_base = (unsigned long)
+ ioremap_nocache(MSC01_BIU_REG_BASE,
+ MSC01_BIU_ADDRSPACE_SZ);
+ gic_present = (REG(_msc01_biu_base, MSC01_SC_CFG) &
+ MSC01_SC_CFG_GICPRES_MSK) >>
+ MSC01_SC_CFG_GICPRES_SHF;
+ }
}
if (gic_present)
- printk(KERN_DEBUG "GIC present\n");
+ pr_debug("GIC present\n");
switch (mips_revision_sconid) {
case MIPS_REVISION_SCON_SOCIT:
@@ -526,16 +557,16 @@ void __init arch_init_irq(void)
&corehi_irqaction);
}
-#if defined(CONFIG_MIPS_MT_SMP)
if (gic_present) {
/* FIXME */
int i;
-
+#if defined(CONFIG_MIPS_MT_SMP)
gic_call_int_base = GIC_NUM_INTRS - NR_CPUS;
gic_resched_int_base = gic_call_int_base - NR_CPUS;
-
fill_ipi_map();
- gic_init(GIC_BASE_ADDR, GIC_ADDRSPACE_SZ, gic_intr_map, ARRAY_SIZE(gic_intr_map), MIPS_GIC_IRQ_BASE);
+#endif
+ gic_init(GIC_BASE_ADDR, GIC_ADDRSPACE_SZ, gic_intr_map,
+ ARRAY_SIZE(gic_intr_map), MIPS_GIC_IRQ_BASE);
if (!gcmp_present) {
/* Enable the GIC */
i = REG(_msc01_biu_base, MSC01_SC_CFG);
@@ -543,7 +574,7 @@ void __init arch_init_irq(void)
(i | (0x1 << MSC01_SC_CFG_GICENA_SHF));
pr_debug("GIC Enabled\n");
}
-
+#if defined(CONFIG_MIPS_MT_SMP)
/* set up ipi interrupts */
if (cpu_has_vint) {
set_vi_handler(MIPSCPU_INT_IPI0, malta_ipi_irqdispatch);
@@ -556,16 +587,14 @@ void __init arch_init_irq(void)
write_c0_status(0x1100dc00);
printk("CPU%d: status register frc %08x\n", smp_processor_id(), read_c0_status());
for (i = 0; i < NR_CPUS; i++) {
- setup_irq(MIPS_GIC_IRQ_BASE +
- GIC_RESCHED_INT(i), &irq_resched);
- setup_irq(MIPS_GIC_IRQ_BASE +
- GIC_CALL_INT(i), &irq_call);
- set_irq_handler(MIPS_GIC_IRQ_BASE +
- GIC_RESCHED_INT(i), handle_percpu_irq);
- set_irq_handler(MIPS_GIC_IRQ_BASE +
- GIC_CALL_INT(i), handle_percpu_irq);
+ arch_init_ipiirq(MIPS_GIC_IRQ_BASE +
+ GIC_RESCHED_INT(i), &irq_resched);
+ arch_init_ipiirq(MIPS_GIC_IRQ_BASE +
+ GIC_CALL_INT(i), &irq_call);
}
+#endif
} else {
+#if defined(CONFIG_MIPS_MT_SMP)
/* set up ipi interrupts */
if (cpu_has_veic) {
set_vi_handler (MSC01E_INT_SW0, ipi_resched_dispatch);
@@ -580,14 +609,10 @@ void __init arch_init_irq(void)
cpu_ipi_resched_irq = MIPS_CPU_IRQ_BASE + MIPS_CPU_IPI_RESCHED_IRQ;
cpu_ipi_call_irq = MIPS_CPU_IRQ_BASE + MIPS_CPU_IPI_CALL_IRQ;
}
-
- setup_irq(cpu_ipi_resched_irq, &irq_resched);
- setup_irq(cpu_ipi_call_irq, &irq_call);
-
- set_irq_handler(cpu_ipi_resched_irq, handle_percpu_irq);
- set_irq_handler(cpu_ipi_call_irq, handle_percpu_irq);
- }
+ arch_init_ipiirq(cpu_ipi_resched_irq, &irq_resched);
+ arch_init_ipiirq(cpu_ipi_call_irq, &irq_call);
#endif
+ }
}
void malta_be_init(void)
diff --git a/arch/mips/mti-malta/malta-memory.c b/arch/mips/mti-malta/malta-memory.c
index 61888ff72c87..9035c64bc5ed 100644
--- a/arch/mips/mti-malta/malta-memory.c
+++ b/arch/mips/mti-malta/malta-memory.c
@@ -54,7 +54,8 @@ static struct prom_pmemblock * __init prom_getmdesc(void)
{
char *memsize_str;
unsigned int memsize;
- char cmdline[CL_SIZE], *ptr;
+ char *ptr;
+ static char cmdline[CL_SIZE] __initdata;
/* otherwise look in the environment */
memsize_str = prom_getenv("memsize");
diff --git a/arch/mips/mti-malta/malta-pci.c b/arch/mips/mti-malta/malta-pci.c
index b9743190609a..2fbfa1a8c3a9 100644
--- a/arch/mips/mti-malta/malta-pci.c
+++ b/arch/mips/mti-malta/malta-pci.c
@@ -27,7 +27,7 @@
#include <linux/init.h>
#include <asm/gt64120.h>
-
+#include <asm/gcmpregs.h>
#include <asm/mips-boards/generic.h>
#include <asm/mips-boards/bonito64.h>
#include <asm/mips-boards/msc01_pci.h>
@@ -201,7 +201,11 @@ void __init mips_pcibios_init(void)
msc_mem_resource.start = start & mask;
msc_mem_resource.end = (start & mask) | ~mask;
msc_controller.mem_offset = (start & mask) - (map & mask);
-
+#ifdef CONFIG_MIPS_CMP
+ if (gcmp_niocu())
+ gcmp_setregion(0, start, mask,
+ GCMP_GCB_GCMPB_CMDEFTGT_IOCU1);
+#endif
MSC_READ(MSC01_PCI_SC2PIOBASL, start);
MSC_READ(MSC01_PCI_SC2PIOMSKL, mask);
MSC_READ(MSC01_PCI_SC2PIOMAPL, map);
@@ -209,7 +213,11 @@ void __init mips_pcibios_init(void)
msc_io_resource.end = (map & mask) | ~mask;
msc_controller.io_offset = 0;
ioport_resource.end = ~mask;
-
+#ifdef CONFIG_MIPS_CMP
+ if (gcmp_niocu())
+ gcmp_setregion(1, start, mask,
+ GCMP_GCB_GCMPB_CMDEFTGT_IOCU1);
+#endif
/* If ranges overlap I/O takes precedence. */
start = start & mask;
end = start | ~mask;
@@ -241,3 +249,16 @@ void __init mips_pcibios_init(void)
register_pci_controller(controller);
}
+
+/* Enable PCI 2.1 compatibility in PIIX4 */
+static void __init quirk_dlcsetup(struct pci_dev *dev)
+{
+ u8 odlc, ndlc;
+ (void) pci_read_config_byte(dev, 0x82, &odlc);
+ /* Enable passive releases and delayed transaction */
+ ndlc = odlc | 7;
+ (void) pci_write_config_byte(dev, 0x82, ndlc);
+}
+
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371AB_0,
+ quirk_dlcsetup);
diff --git a/arch/mips/nxp/pnx8550/common/int.c b/arch/mips/nxp/pnx8550/common/int.c
index f080f114a1bf..7aca7d5375e5 100644
--- a/arch/mips/nxp/pnx8550/common/int.c
+++ b/arch/mips/nxp/pnx8550/common/int.c
@@ -172,7 +172,7 @@ static struct irqaction gic_action = {
static struct irqaction timer_action = {
.handler = no_action,
- .flags = IRQF_DISABLED,
+ .flags = IRQF_DISABLED | IRQF_TIMER,
.name = "Timer",
};
diff --git a/arch/mips/nxp/pnx8550/common/time.c b/arch/mips/nxp/pnx8550/common/time.c
index 18b192784877..8836c6203df0 100644
--- a/arch/mips/nxp/pnx8550/common/time.c
+++ b/arch/mips/nxp/pnx8550/common/time.c
@@ -59,7 +59,7 @@ static irqreturn_t pnx8xxx_timer_interrupt(int irq, void *dev_id)
static struct irqaction pnx8xxx_timer_irq = {
.handler = pnx8xxx_timer_interrupt,
- .flags = IRQF_DISABLED | IRQF_PERCPU,
+ .flags = IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER,
.name = "pnx8xxx_timer",
};
@@ -72,7 +72,7 @@ static irqreturn_t monotonic_interrupt(int irq, void *dev_id)
static struct irqaction monotonic_irqaction = {
.handler = monotonic_interrupt,
- .flags = IRQF_DISABLED,
+ .flags = IRQF_DISABLED | IRQF_TIMER,
.name = "Monotonic timer",
};
diff --git a/arch/mips/oprofile/op_model_loongson2.c b/arch/mips/oprofile/op_model_loongson2.c
index deed1d5d4982..575cd1473475 100644
--- a/arch/mips/oprofile/op_model_loongson2.c
+++ b/arch/mips/oprofile/op_model_loongson2.c
@@ -22,7 +22,7 @@
* otherwise, the oprofile tool will not recognize this and complain about
* "cpu_type 'unset' is not valid".
*/
-#define LOONGSON2_CPU_TYPE "mips/godson2"
+#define LOONGSON2_CPU_TYPE "mips/loongson2"
#define LOONGSON2_COUNTER1_EVENT(event) ((event & 0x0f) << 5)
#define LOONGSON2_COUNTER2_EVENT(event) ((event & 0x0f) << 9)
diff --git a/arch/mips/rb532/devices.c b/arch/mips/rb532/devices.c
index 9f40e1ff9b4f..041fc1afc3f4 100644
--- a/arch/mips/rb532/devices.c
+++ b/arch/mips/rb532/devices.c
@@ -110,7 +110,6 @@ static struct korina_device korina_dev0_data = {
static struct platform_device korina_dev0 = {
.id = -1,
.name = "korina",
- .dev.driver_data = &korina_dev0_data,
.resource = korina_dev0_res,
.num_resources = ARRAY_SIZE(korina_dev0_res),
};
@@ -332,6 +331,8 @@ static int __init plat_setup_devices(void)
/* set the uart clock to the current cpu frequency */
rb532_uart_res[0].uartclk = idt_cpu_freq;
+ dev_set_drvdata(&korina_dev0.dev, &korina_dev0_data);
+
return platform_add_devices(rb532_devs, ARRAY_SIZE(rb532_devs));
}
diff --git a/arch/mips/rb532/prom.c b/arch/mips/rb532/prom.c
index 46ca24dbcc2d..ad5bd1097974 100644
--- a/arch/mips/rb532/prom.c
+++ b/arch/mips/rb532/prom.c
@@ -69,7 +69,7 @@ static inline unsigned long tag2ul(char *arg, const char *tag)
void __init prom_setup_cmdline(void)
{
- char cmd_line[CL_SIZE];
+ static char cmd_line[CL_SIZE] __initdata;
char *cp, *board;
int prom_argc;
char **prom_argv, **prom_envp;
diff --git a/arch/mips/sgi-ip27/ip27-timer.c b/arch/mips/sgi-ip27/ip27-timer.c
index 6d0e59ffba2e..d6802d6d1f82 100644
--- a/arch/mips/sgi-ip27/ip27-timer.c
+++ b/arch/mips/sgi-ip27/ip27-timer.c
@@ -105,7 +105,7 @@ static irqreturn_t hub_rt_counter_handler(int irq, void *dev_id)
struct irqaction hub_rt_irqaction = {
.handler = hub_rt_counter_handler,
- .flags = IRQF_DISABLED | IRQF_PERCPU,
+ .flags = IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER,
.name = "hub-rt",
};
diff --git a/arch/mips/sni/time.c b/arch/mips/sni/time.c
index 62df6a598e0a..f3b60e671207 100644
--- a/arch/mips/sni/time.c
+++ b/arch/mips/sni/time.c
@@ -67,7 +67,7 @@ static irqreturn_t a20r_interrupt(int irq, void *dev_id)
static struct irqaction a20r_irqaction = {
.handler = a20r_interrupt,
- .flags = IRQF_DISABLED | IRQF_PERCPU,
+ .flags = IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER,
.name = "a20r-timer",
};
diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c
index c860810722c0..d66802edebb2 100644
--- a/arch/mips/txx9/generic/setup.c
+++ b/arch/mips/txx9/generic/setup.c
@@ -85,7 +85,7 @@ int txx9_ccfg_toeon __initdata = 1;
struct clk *clk_get(struct device *dev, const char *id)
{
if (!strcmp(id, "spi-baseclk"))
- return (struct clk *)((unsigned long)txx9_gbus_clock / 2 / 4);
+ return (struct clk *)((unsigned long)txx9_gbus_clock / 2 / 2);
if (!strcmp(id, "imbus_clk"))
return (struct clk *)((unsigned long)txx9_gbus_clock / 2);
return ERR_PTR(-ENOENT);
@@ -160,7 +160,7 @@ static void __init prom_init_cmdline(void)
int argc;
int *argv32;
int i; /* Always ignore the "-c" at argv[0] */
- char builtin[CL_SIZE];
+ static char builtin[CL_SIZE] __initdata;
if (fw_arg0 >= CKSEG0 || fw_arg1 < CKSEG0) {
/*
@@ -315,7 +315,7 @@ static inline void txx9_cache_fixup(void)
static void __init preprocess_cmdline(void)
{
- char cmdline[CL_SIZE];
+ static char cmdline[CL_SIZE] __initdata;
char *s;
strcpy(cmdline, arcs_cmdline);
@@ -817,7 +817,8 @@ void __init txx9_iocled_init(unsigned long baseaddr,
out_pdev:
platform_device_put(pdev);
out_gpio:
- gpio_remove(&iocled->chip);
+ if (gpiochip_remove(&iocled->chip))
+ return;
out_unmap:
iounmap(iocled->mmioaddr);
out_free: