diff options
Diffstat (limited to 'arch/mips')
91 files changed, 358 insertions, 739 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 797d7f1ad5fe..27f800f1875c 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -2676,7 +2676,7 @@ config NUMA Say Y to compile the kernel to support NUMA (Non-Uniform Memory Access). This option improves performance on systems with more than two nodes; on two node systems it is generally better to - leave it disabled; on single node systems disable this option + leave it disabled; on single node systems leave this option disabled. config SYS_SUPPORTS_NUMA diff --git a/arch/mips/alchemy/common/time.c b/arch/mips/alchemy/common/time.c index 3a21a6a18da7..d794ffb67412 100644 --- a/arch/mips/alchemy/common/time.c +++ b/arch/mips/alchemy/common/time.c @@ -72,13 +72,6 @@ static struct clock_event_device au1x_rtcmatch2_clockdev = { .cpumask = cpu_possible_mask, }; -static struct irqaction au1x_rtcmatch2_irqaction = { - .handler = au1x_rtcmatch2_irq, - .flags = IRQF_TIMER, - .name = "timer", - .dev_id = &au1x_rtcmatch2_clockdev, -}; - static int __init alchemy_time_init(unsigned int m2int) { struct clock_event_device *cd = &au1x_rtcmatch2_clockdev; @@ -130,7 +123,9 @@ static int __init alchemy_time_init(unsigned int m2int) cd->min_delta_ns = clockevent_delta2ns(9, cd); cd->min_delta_ticks = 9; /* ~0.28ms */ clockevents_register_device(cd); - setup_irq(m2int, &au1x_rtcmatch2_irqaction); + if (request_irq(m2int, au1x_rtcmatch2_irq, IRQF_TIMER, "timer", + &au1x_rtcmatch2_clockdev)) + pr_err("Failed to register timer interrupt\n"); printk(KERN_INFO "Alchemy clocksource installed\n"); diff --git a/arch/mips/ar7/irq.c b/arch/mips/ar7/irq.c index 93a331fe0641..f0a7942d393e 100644 --- a/arch/mips/ar7/irq.c +++ b/arch/mips/ar7/irq.c @@ -83,12 +83,6 @@ static struct irq_chip ar7_sec_irq_type = { .irq_ack = ar7_ack_sec_irq, }; -static struct irqaction ar7_cascade_action = { - .handler = no_action, - .name = "AR7 cascade interrupt", - .flags = IRQF_NO_THREAD, -}; - static void __init ar7_irq_init(int base) { int i; @@ -116,8 +110,14 @@ static void __init ar7_irq_init(int base) handle_level_irq); } - setup_irq(2, &ar7_cascade_action); - setup_irq(ar7_irq_base, &ar7_cascade_action); + if (request_irq(2, no_action, IRQF_NO_THREAD, "AR7 cascade interrupt", + NULL)) + pr_err("Failed to request irq 2 (AR7 cascade interrupt)\n"); + if (request_irq(ar7_irq_base, no_action, IRQF_NO_THREAD, + "AR7 cascade interrupt", NULL)) { + pr_err("Failed to request irq %d (AR7 cascade interrupt)\n", + ar7_irq_base); + } set_c0_status(IE_IRQ0); } diff --git a/arch/mips/ath25/ar2315.c b/arch/mips/ath25/ar2315.c index 24f619199ee7..e7b53e3960c8 100644 --- a/arch/mips/ath25/ar2315.c +++ b/arch/mips/ath25/ar2315.c @@ -64,11 +64,6 @@ static irqreturn_t ar2315_ahb_err_handler(int cpl, void *dev_id) return IRQ_HANDLED; } -static struct irqaction ar2315_ahb_err_interrupt = { - .handler = ar2315_ahb_err_handler, - .name = "ar2315-ahb-error", -}; - static void ar2315_misc_irq_handler(struct irq_desc *desc) { u32 pending = ar2315_rst_reg_read(AR2315_ISR) & @@ -159,7 +154,9 @@ void __init ar2315_arch_init_irq(void) panic("Failed to add IRQ domain"); irq = irq_create_mapping(domain, AR2315_MISC_IRQ_AHB); - setup_irq(irq, &ar2315_ahb_err_interrupt); + if (request_irq(irq, ar2315_ahb_err_handler, 0, "ar2315-ahb-error", + NULL)) + pr_err("Failed to register ar2315-ahb-error interrupt\n"); irq_set_chained_handler_and_data(AR2315_IRQ_MISC, ar2315_misc_irq_handler, domain); diff --git a/arch/mips/ath25/ar5312.c b/arch/mips/ath25/ar5312.c index 47f3e98974fc..42bf2afb4765 100644 --- a/arch/mips/ath25/ar5312.c +++ b/arch/mips/ath25/ar5312.c @@ -68,11 +68,6 @@ static irqreturn_t ar5312_ahb_err_handler(int cpl, void *dev_id) return IRQ_HANDLED; } -static struct irqaction ar5312_ahb_err_interrupt = { - .handler = ar5312_ahb_err_handler, - .name = "ar5312-ahb-error", -}; - static void ar5312_misc_irq_handler(struct irq_desc *desc) { u32 pending = ar5312_rst_reg_read(AR5312_ISR) & @@ -154,7 +149,9 @@ void __init ar5312_arch_init_irq(void) panic("Failed to add IRQ domain"); irq = irq_create_mapping(domain, AR5312_MISC_IRQ_AHB_PROC); - setup_irq(irq, &ar5312_ahb_err_interrupt); + if (request_irq(irq, ar5312_ahb_err_handler, 0, "ar5312-ahb-error", + NULL)) + pr_err("Failed to register ar5312-ahb-error interrupt\n"); irq_set_chained_handler_and_data(AR5312_IRQ_MISC, ar5312_misc_irq_handler, domain); diff --git a/arch/mips/ath79/setup.c b/arch/mips/ath79/setup.c index 484ee28922a9..acb4fd647a30 100644 --- a/arch/mips/ath79/setup.c +++ b/arch/mips/ath79/setup.c @@ -15,7 +15,7 @@ #include <linux/memblock.h> #include <linux/err.h> #include <linux/clk.h> -#include <linux/clk-provider.h> +#include <linux/of_clk.h> #include <linux/of_fdt.h> #include <linux/irqchip.h> diff --git a/arch/mips/bcm63xx/irq.c b/arch/mips/bcm63xx/irq.c index ec694b9628c0..2548013442f6 100644 --- a/arch/mips/bcm63xx/irq.c +++ b/arch/mips/bcm63xx/irq.c @@ -399,26 +399,6 @@ static struct irq_chip bcm63xx_external_irq_chip = { .irq_set_type = bcm63xx_external_irq_set_type, }; -static struct irqaction cpu_ip2_cascade_action = { - .handler = no_action, - .name = "cascade_ip2", - .flags = IRQF_NO_THREAD, -}; - -#ifdef CONFIG_SMP -static struct irqaction cpu_ip3_cascade_action = { - .handler = no_action, - .name = "cascade_ip3", - .flags = IRQF_NO_THREAD, -}; -#endif - -static struct irqaction cpu_ext_cascade_action = { - .handler = no_action, - .name = "cascade_extirq", - .flags = IRQF_NO_THREAD, -}; - static void bcm63xx_init_irq(void) { int irq_bits; @@ -531,7 +511,7 @@ static void bcm63xx_init_irq(void) void __init arch_init_irq(void) { - int i; + int i, irq; bcm63xx_init_irq(); mips_cpu_irq_init(); @@ -544,14 +524,25 @@ void __init arch_init_irq(void) handle_edge_irq); if (!is_ext_irq_cascaded) { - for (i = 3; i < 3 + ext_irq_count; ++i) - setup_irq(MIPS_CPU_IRQ_BASE + i, &cpu_ext_cascade_action); + for (i = 3; i < 3 + ext_irq_count; ++i) { + irq = MIPS_CPU_IRQ_BASE + i; + if (request_irq(irq, no_action, IRQF_NO_THREAD, + "cascade_extirq", NULL)) { + pr_err("Failed to request irq %d (cascade_extirq)\n", + irq); + } + } } - setup_irq(MIPS_CPU_IRQ_BASE + 2, &cpu_ip2_cascade_action); + irq = MIPS_CPU_IRQ_BASE + 2; + if (request_irq(irq, no_action, IRQF_NO_THREAD, "cascade_ip2", NULL)) + pr_err("Failed to request irq %d (cascade_ip2)\n", irq); #ifdef CONFIG_SMP if (is_ext_irq_cascaded) { - setup_irq(MIPS_CPU_IRQ_BASE + 3, &cpu_ip3_cascade_action); + irq = MIPS_CPU_IRQ_BASE + 3; + if (request_irq(irq, no_action, IRQF_NO_THREAD, "cascade_ip3", + NULL)) + pr_err("Failed to request irq %d (cascade_ip3)\n", irq); bcm63xx_internal_irq_chip.irq_set_affinity = bcm63xx_internal_set_affinity; diff --git a/arch/mips/bmips/setup.c b/arch/mips/bmips/setup.c index 2f81a94c71a6..19308df5f577 100644 --- a/arch/mips/bmips/setup.c +++ b/arch/mips/bmips/setup.c @@ -10,11 +10,11 @@ #include <linux/init.h> #include <linux/bitops.h> #include <linux/memblock.h> -#include <linux/clk-provider.h> #include <linux/ioport.h> #include <linux/kernel.h> #include <linux/io.h> #include <linux/of.h> +#include <linux/of_clk.h> #include <linux/of_fdt.h> #include <linux/of_platform.h> #include <linux/libfdt.h> diff --git a/arch/mips/cavium-octeon/octeon-irq.c b/arch/mips/cavium-octeon/octeon-irq.c index 6bd1e97effdf..6501a842c41a 100644 --- a/arch/mips/cavium-octeon/octeon-irq.c +++ b/arch/mips/cavium-octeon/octeon-irq.c @@ -2199,6 +2199,9 @@ static int octeon_irq_cib_map(struct irq_domain *d, } cd = kzalloc(sizeof(*cd), GFP_KERNEL); + if (!cd) + return -ENOMEM; + cd->host_data = host_data; cd->bit = hw; diff --git a/arch/mips/cobalt/irq.c b/arch/mips/cobalt/irq.c index 965c777d3561..ead5ae41378d 100644 --- a/arch/mips/cobalt/irq.c +++ b/arch/mips/cobalt/irq.c @@ -45,18 +45,20 @@ asmlinkage void plat_irq_dispatch(void) spurious_interrupt(); } -static struct irqaction cascade = { - .handler = no_action, - .name = "cascade", - .flags = IRQF_NO_THREAD, -}; - void __init arch_init_irq(void) { mips_cpu_irq_init(); gt641xx_irq_init(); init_i8259_irqs(); - setup_irq(GT641XX_CASCADE_IRQ, &cascade); - setup_irq(I8259_CASCADE_IRQ, &cascade); + if (request_irq(GT641XX_CASCADE_IRQ, no_action, IRQF_NO_THREAD, + "cascade", NULL)) { + pr_err("Failed to request irq %d (cascade)\n", + GT641XX_CASCADE_IRQ); + } + if (request_irq(I8259_CASCADE_IRQ, no_action, IRQF_NO_THREAD, + "cascade", NULL)) { + pr_err("Failed to request irq %d (cascade)\n", + I8259_CASCADE_IRQ); + } } diff --git a/arch/mips/configs/ar7_defconfig b/arch/mips/configs/ar7_defconfig index cef2754bd408..cf9c6329b807 100644 --- a/arch/mips/configs/ar7_defconfig +++ b/arch/mips/configs/ar7_defconfig @@ -21,7 +21,6 @@ CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set CONFIG_PARTITION_ADVANCED=y CONFIG_BSD_DISKLABEL=y -# CONFIG_IOSCHED_CFQ is not set CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y diff --git a/arch/mips/configs/ath25_defconfig b/arch/mips/configs/ath25_defconfig index c35add2fd716..7143441f5476 100644 --- a/arch/mips/configs/ath25_defconfig +++ b/arch/mips/configs/ath25_defconfig @@ -22,7 +22,6 @@ CONFIG_HZ_100=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_CFQ is not set # CONFIG_COMPACTION is not set CONFIG_NET=y CONFIG_PACKET=y diff --git a/arch/mips/configs/ath79_defconfig b/arch/mips/configs/ath79_defconfig index 4ffc59cab436..3d14d67dc746 100644 --- a/arch/mips/configs/ath79_defconfig +++ b/arch/mips/configs/ath79_defconfig @@ -23,7 +23,6 @@ CONFIG_PCI=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y diff --git a/arch/mips/configs/bcm63xx_defconfig b/arch/mips/configs/bcm63xx_defconfig index 54e2f9a659fb..861f680184b9 100644 --- a/arch/mips/configs/bcm63xx_defconfig +++ b/arch/mips/configs/bcm63xx_defconfig @@ -21,8 +21,6 @@ CONFIG_PCI=y CONFIG_PCCARD=y CONFIG_PCMCIA_BCM63XX=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_NET=y CONFIG_UNIX=y CONFIG_INET=y diff --git a/arch/mips/configs/bmips_be_defconfig b/arch/mips/configs/bmips_be_defconfig index f669a40e085b..032bb51defe8 100644 --- a/arch/mips/configs/bmips_be_defconfig +++ b/arch/mips/configs/bmips_be_defconfig @@ -12,8 +12,6 @@ CONFIG_NR_CPUS=4 # CONFIG_SECCOMP is not set CONFIG_MIPS_O32_FP64_SUPPORT=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_NET=y CONFIG_PACKET=y CONFIG_PACKET_DIAG=y diff --git a/arch/mips/configs/bmips_stb_defconfig b/arch/mips/configs/bmips_stb_defconfig index a0b775893dba..625bd2d7e685 100644 --- a/arch/mips/configs/bmips_stb_defconfig +++ b/arch/mips/configs/bmips_stb_defconfig @@ -21,8 +21,6 @@ CONFIG_CPU_FREQ_GOV_CONSERVATIVE=y CONFIG_CPU_FREQ_GOV_SCHEDUTIL=y CONFIG_BMIPS_CPUFREQ=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_NET=y CONFIG_PACKET=y CONFIG_PACKET_DIAG=y diff --git a/arch/mips/configs/db1xxx_defconfig b/arch/mips/configs/db1xxx_defconfig index bc9b6ae046b2..e6f3e8e3da39 100644 --- a/arch/mips/configs/db1xxx_defconfig +++ b/arch/mips/configs/db1xxx_defconfig @@ -28,7 +28,6 @@ CONFIG_PCMCIA_ALCHEMY_DEVBOARD=y CONFIG_FIRMWARE_MEMMAP=y CONFIG_BLK_DEV_BSGLIB=y CONFIG_PARTITION_ADVANCED=y -CONFIG_DEFAULT_NOOP=y CONFIG_CMA=y CONFIG_CMA_DEBUG=y CONFIG_NET=y diff --git a/arch/mips/configs/generic/board-ni169445.config b/arch/mips/configs/generic/board-ni169445.config index 1ed0d3e8715e..fc3580e4e6bc 100644 --- a/arch/mips/configs/generic/board-ni169445.config +++ b/arch/mips/configs/generic/board-ni169445.config @@ -19,7 +19,6 @@ CONFIG_MTD_NAND_ECC_SW_HAMMING=y CONFIG_MTD_NAND_ECC_SW_BCH=y CONFIG_MTD_RAW_NAND=y CONFIG_MTD_NAND_GPIO=y -CONFIG_MTD_NAND_IDS=y CONFIG_MTD_UBI=y CONFIG_MTD_UBI_BLOCK=y diff --git a/arch/mips/configs/jazz_defconfig b/arch/mips/configs/jazz_defconfig index 328d4dfeb4cb..92085df3e367 100644 --- a/arch/mips/configs/jazz_defconfig +++ b/arch/mips/configs/jazz_defconfig @@ -1,15 +1,17 @@ CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y +CONFIG_NO_HZ=y +CONFIG_HIGH_RES_TIMERS=y CONFIG_PREEMPT_VOLUNTARY=y CONFIG_BSD_PROCESS_ACCT=y -CONFIG_IKCONFIG=y -CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_RELAY=y CONFIG_EXPERT=y CONFIG_SLAB=y CONFIG_MACH_JAZZ=y CONFIG_OLIVETTI_M700=y +CONFIG_MIPS_MAGNUM_4000=y +CONFIG_CPU_LITTLE_ENDIAN=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODVERSIONS=y @@ -18,168 +20,17 @@ CONFIG_BINFMT_MISC=m CONFIG_NET=y CONFIG_PACKET=m CONFIG_UNIX=y -CONFIG_NET_KEY=m -CONFIG_NET_KEY_MIGRATE=y CONFIG_INET=y CONFIG_IP_MULTICAST=y CONFIG_NET_IPIP=m -CONFIG_IP_MROUTE=y -CONFIG_IP_PIMSM_V1=y -CONFIG_IP_PIMSM_V2=y -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_TCP_MD5SIG=y -CONFIG_IPV6_ROUTER_PREF=y -CONFIG_IPV6_ROUTE_INFO=y CONFIG_INET6_AH=m CONFIG_INET6_ESP=m CONFIG_INET6_IPCOMP=m -CONFIG_IPV6_TUNNEL=m -CONFIG_NETWORK_SECMARK=y -CONFIG_NETFILTER=y -CONFIG_NF_CONNTRACK=m -CONFIG_NF_CONNTRACK_SECMARK=y -CONFIG_NF_CONNTRACK_EVENTS=y -CONFIG_NF_CONNTRACK_AMANDA=m -CONFIG_NF_CONNTRACK_FTP=m -CONFIG_NF_CONNTRACK_H323=m -CONFIG_NF_CONNTRACK_IRC=m -CONFIG_NF_CONNTRACK_PPTP=m -CONFIG_NF_CONNTRACK_SANE=m -CONFIG_NF_CONNTRACK_SIP=m -CONFIG_NF_CONNTRACK_TFTP=m -CONFIG_NF_CT_NETLINK=m -CONFIG_NETFILTER_XT_TARGET_CLASSIFY=m -CONFIG_NETFILTER_XT_TARGET_CONNMARK=m -CONFIG_NETFILTER_XT_TARGET_MARK=m -CONFIG_NETFILTER_XT_TARGET_NFLOG=m -CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m -CONFIG_NETFILTER_XT_TARGET_SECMARK=m -CONFIG_NETFILTER_XT_TARGET_TCPMSS=m -CONFIG_NETFILTER_XT_MATCH_COMMENT=m -CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m -CONFIG_NETFILTER_XT_MATCH_CONNMARK=m -CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m -CONFIG_NETFILTER_XT_MATCH_DCCP=m -CONFIG_NETFILTER_XT_MATCH_ESP=m -CONFIG_NETFILTER_XT_MATCH_HASHLIMIT=m -CONFIG_NETFILTER_XT_MATCH_HELPER=m -CONFIG_NETFILTER_XT_MATCH_LENGTH=m -CONFIG_NETFILTER_XT_MATCH_LIMIT=m -CONFIG_NETFILTER_XT_MATCH_MAC=m -CONFIG_NETFILTER_XT_MATCH_MARK=m -CONFIG_NETFILTER_XT_MATCH_MULTIPORT=m -CONFIG_NETFILTER_XT_MATCH_POLICY=m -CONFIG_NETFILTER_XT_MATCH_PHYSDEV=m -CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m -CONFIG_NETFILTER_XT_MATCH_QUOTA=m -CONFIG_NETFILTER_XT_MATCH_REALM=m -CONFIG_NETFILTER_XT_MATCH_STATE=m -CONFIG_NETFILTER_XT_MATCH_STATISTIC=m -CONFIG_NETFILTER_XT_MATCH_STRING=m -CONFIG_NETFILTER_XT_MATCH_TCPMSS=m -CONFIG_IP_NF_IPTABLES=m -CONFIG_IP_NF_MATCH_AH=m -CONFIG_IP_NF_MATCH_ECN=m -CONFIG_IP_NF_MATCH_TTL=m -CONFIG_IP_NF_FILTER=m -CONFIG_IP_NF_TARGET_REJECT=m -CONFIG_IP_NF_MANGLE=m -CONFIG_IP_NF_TARGET_CLUSTERIP=m -CONFIG_IP_NF_TARGET_ECN=m -CONFIG_IP_NF_TARGET_TTL=m -CONFIG_IP_NF_RAW=m -CONFIG_IP_NF_ARPTABLES=m -CONFIG_IP_NF_ARPFILTER=m -CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_IP6_NF_IPTABLES=m -CONFIG_IP6_NF_MATCH_AH=m -CONFIG_IP6_NF_MATCH_EUI64=m -CONFIG_IP6_NF_MATCH_FRAG=m -CONFIG_IP6_NF_MATCH_OPTS=m -CONFIG_IP6_NF_MATCH_HL=m -CONFIG_IP6_NF_MATCH_IPV6HEADER=m -CONFIG_IP6_NF_MATCH_MH=m -CONFIG_IP6_NF_MATCH_RT=m -CONFIG_IP6_NF_TARGET_HL=m -CONFIG_IP6_NF_FILTER=m -CONFIG_IP6_NF_TARGET_REJECT=m -CONFIG_IP6_NF_MANGLE=m -CONFIG_IP6_NF_RAW=m -CONFIG_DECNET_NF_GRABULATOR=m -CONFIG_BRIDGE_NF_EBTABLES=m -CONFIG_BRIDGE_EBT_BROUTE=m -CONFIG_BRIDGE_EBT_T_FILTER=m -CONFIG_BRIDGE_EBT_T_NAT=m -CONFIG_BRIDGE_EBT_802_3=m -CONFIG_BRIDGE_EBT_AMONG=m -CONFIG_BRIDGE_EBT_ARP=m -CONFIG_BRIDGE_EBT_IP=m -CONFIG_BRIDGE_EBT_LIMIT=m -CONFIG_BRIDGE_EBT_MARK=m -CONFIG_BRIDGE_EBT_PKTTYPE=m -CONFIG_BRIDGE_EBT_STP=m -CONFIG_BRIDGE_EBT_VLAN=m -CONFIG_BRIDGE_EBT_ARPREPLY=m -CONFIG_BRIDGE_EBT_DNAT=m -CONFIG_BRIDGE_EBT_MARK_T=m -CONFIG_BRIDGE_EBT_REDIRECT=m -CONFIG_BRIDGE_EBT_SNAT=m -CONFIG_BRIDGE_EBT_LOG=m -CONFIG_BRIDGE=m -CONFIG_DECNET=m -CONFIG_NET_SCHED=y -CONFIG_NET_SCH_CBQ=m -CONFIG_NET_SCH_HTB=m -CONFIG_NET_SCH_HFSC=m -CONFIG_NET_SCH_PRIO=m -CONFIG_NET_SCH_RED=m -CONFIG_NET_SCH_SFQ=m -CONFIG_NET_SCH_TEQL=m -CONFIG_NET_SCH_TBF=m -CONFIG_NET_SCH_GRED=m -CONFIG_NET_SCH_DSMARK=m -CONFIG_NET_SCH_NETEM=m -CONFIG_NET_CLS_BASIC=m -CONFIG_NET_CLS_TCINDEX=m -CONFIG_NET_CLS_ROUTE4=m -CONFIG_NET_CLS_FW=m -CONFIG_NET_CLS_U32=m -CONFIG_NET_CLS_RSVP=m -CONFIG_NET_CLS_RSVP6=m -CONFIG_HAMRADIO=y -CONFIG_AX25=m -CONFIG_NETROM=m -CONFIG_ROSE=m -CONFIG_MKISS=m -CONFIG_6PACK=m -CONFIG_BPQETHER=m -CONFIG_CONNECTOR=m CONFIG_PARPORT=m CONFIG_PARPORT_PC=m CONFIG_PARPORT_1284=y +CONFIG_DEVTMPFS=y CONFIG_BLK_DEV_FD=m -CONFIG_PARIDE=m -CONFIG_PARIDE_PD=m -CONFIG_PARIDE_PCD=m -CONFIG_PARIDE_PF=m -CONFIG_PARIDE_PT=m -CONFIG_PARIDE_PG=m -CONFIG_PARIDE_ATEN=m -CONFIG_PARIDE_BPCK=m -CONFIG_PARIDE_BPCK6=m -CONFIG_PARIDE_COMM=m -CONFIG_PARIDE_DSTR=m -CONFIG_PARIDE_FIT2=m -CONFIG_PARIDE_FIT3=m -CONFIG_PARIDE_EPAT=m -CONFIG_PARIDE_EPIA=m -CONFIG_PARIDE_FRIQ=m -CONFIG_PARIDE_FRPW=m -CONFIG_PARIDE_KBIC=m -CONFIG_PARIDE_KTTI=m -CONFIG_PARIDE_ON20=m -CONFIG_PARIDE_ON26=m CONFIG_BLK_DEV_LOOP=m CONFIG_BLK_DEV_CRYPTOLOOP=m CONFIG_BLK_DEV_NBD=m @@ -194,26 +45,12 @@ CONFIG_BLK_DEV_SR=m CONFIG_BLK_DEV_SR_VENDOR=y CONFIG_SCSI_CONSTANTS=y CONFIG_SCSI_SCAN_ASYNC=y -CONFIG_SCSI_FC_ATTRS=y -CONFIG_SCSI_SAS_ATTRS=m CONFIG_ISCSI_TCP=m CONFIG_SCSI_PPA=m CONFIG_SCSI_IMM=m CONFIG_JAZZ_ESP=y -CONFIG_MD=y -CONFIG_BLK_DEV_MD=m -CONFIG_MD_LINEAR=m -CONFIG_MD_RAID0=m -CONFIG_MD_RAID1=m -CONFIG_MD_RAID10=m -CONFIG_MD_RAID456=m -CONFIG_MD_MULTIPATH=m -CONFIG_MD_FAULTY=m -CONFIG_BLK_DEV_DM=m -CONFIG_DM_SNAPSHOT=m -CONFIG_DM_MIRROR=m -CONFIG_DM_ZERO=m -CONFIG_DM_MULTIPATH=m +CONFIG_ATA=y +CONFIG_PATA_LEGACY=y CONFIG_NETDEVICES=y CONFIG_BONDING=m CONFIG_DUMMY=m @@ -221,28 +58,18 @@ CONFIG_EQUALIZER=m CONFIG_TUN=m CONFIG_MIPS_JAZZ_SONIC=y CONFIG_NE2000=m -CONFIG_PHYLIB=m -CONFIG_CICADA_PHY=m -CONFIG_DAVICOM_PHY=m -CONFIG_LXT_PHY=m -CONFIG_MARVELL_PHY=m -CONFIG_QSEMI_PHY=m -CONFIG_SMSC_PHY=m -CONFIG_VITESSE_PHY=m -CONFIG_PLIP=m -CONFIG_INPUT_FF_MEMLESS=m CONFIG_SERIO_PARKBD=m CONFIG_SERIO_RAW=m CONFIG_VT_HW_CONSOLE_BINDING=y -CONFIG_SERIAL_8250=m +CONFIG_SERIAL_8250=y +CONFIG_SERIAL_8250_CONSOLE=y CONFIG_SERIAL_8250_EXTENDED=y CONFIG_SERIAL_8250_SHARE_IRQ=y CONFIG_SERIAL_8250_DETECT_IRQ=y CONFIG_SERIAL_8250_RSA=y -CONFIG_PRINTER=m -CONFIG_PPDEV=m -# CONFIG_HW_RANDOM is not set -CONFIG_W1=m +CONFIG_FB=y +CONFIG_FB_G364=y +CONFIG_FRAMEBUFFER_CONSOLE=y # CONFIG_HWMON is not set CONFIG_EXT2_FS=m CONFIG_EXT3_FS=y @@ -263,78 +90,8 @@ CONFIG_VFAT_FS=m CONFIG_NTFS_FS=m CONFIG_PROC_KCORE=y CONFIG_TMPFS=y -CONFIG_ADFS_FS=m -CONFIG_AFFS_FS=m -CONFIG_HFS_FS=m -CONFIG_BEFS_FS=m -CONFIG_BFS_FS=m -CONFIG_EFS_FS=m -CONFIG_CRAMFS=m -CONFIG_VXFS_FS=m -CONFIG_MINIX_FS=m -CONFIG_HPFS_FS=m -CONFIG_QNX4FS_FS=m -CONFIG_ROMFS_FS=m -CONFIG_SYSV_FS=m CONFIG_UFS_FS=m CONFIG_NFS_FS=m CONFIG_NFSD=m CONFIG_NFSD_V3=y CONFIG_CIFS=m -CONFIG_CODA_FS=m -CONFIG_AFS_FS=m -CONFIG_NLS_CODEPAGE_437=m -CONFIG_NLS_CODEPAGE_737=m -CONFIG_NLS_CODEPAGE_775=m -CONFIG_NLS_CODEPAGE_850=m -CONFIG_NLS_CODEPAGE_852=m -CONFIG_NLS_CODEPAGE_855=m -CONFIG_NLS_CODEPAGE_857=m -CONFIG_NLS_CODEPAGE_860=m -CONFIG_NLS_CODEPAGE_861=m -CONFIG_NLS_CODEPAGE_862=m -CONFIG_NLS_CODEPAGE_863=m -CONFIG_NLS_CODEPAGE_864=m -CONFIG_NLS_CODEPAGE_865=m -CONFIG_NLS_CODEPAGE_866=m -CONFIG_NLS_CODEPAGE_869=m -CONFIG_NLS_CODEPAGE_936=m -CONFIG_NLS_CODEPAGE_950=m -CONFIG_NLS_CODEPAGE_932=m -CONFIG_NLS_CODEPAGE_949=m -CONFIG_NLS_CODEPAGE_874=m -CONFIG_NLS_ISO8859_8=m -CONFIG_NLS_CODEPAGE_1250=m -CONFIG_NLS_CODEPAGE_1251=m -CONFIG_NLS_ASCII=m -CONFIG_NLS_ISO8859_1=m -CONFIG_NLS_ISO8859_2=m -CONFIG_NLS_ISO8859_3=m -CONFIG_NLS_ISO8859_4=m -CONFIG_NLS_ISO8859_5=m -CONFIG_NLS_ISO8859_6=m -CONFIG_NLS_ISO8859_7=m -CONFIG_NLS_ISO8859_9=m -CONFIG_NLS_ISO8859_13=m -CONFIG_NLS_ISO8859_14=m -CONFIG_NLS_ISO8859_15=m -CONFIG_NLS_KOI8_R=m -CONFIG_NLS_KOI8_U=m -CONFIG_NLS_UTF8=m -CONFIG_CRYPTO_LRW=m -CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_HMAC=y -CONFIG_CRYPTO_XCBC=m -CONFIG_CRYPTO_MICHAEL_MIC=m -CONFIG_CRYPTO_TGR192=m -CONFIG_CRYPTO_WP512=m -CONFIG_CRYPTO_ANUBIS=m -CONFIG_CRYPTO_BLOWFISH=m -CONFIG_CRYPTO_CAMELLIA=m -CONFIG_CRYPTO_CAST6=m -CONFIG_CRYPTO_FCRYPT=m -CONFIG_CRYPTO_KHAZAD=m -CONFIG_CRYPTO_SERPENT=m -CONFIG_CRYPTO_TEA=m -CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRC_CCITT=m diff --git a/arch/mips/configs/lasat_defconfig b/arch/mips/configs/lasat_defconfig index c66ca3785655..00cf461db971 100644 --- a/arch/mips/configs/lasat_defconfig +++ b/arch/mips/configs/lasat_defconfig @@ -16,8 +16,6 @@ CONFIG_HZ_1000=y # CONFIG_SECCOMP is not set CONFIG_PCI=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y diff --git a/arch/mips/configs/lemote2f_defconfig b/arch/mips/configs/lemote2f_defconfig index f9f93427c9bd..8254d7d1396f 100644 --- a/arch/mips/configs/lemote2f_defconfig +++ b/arch/mips/configs/lemote2f_defconfig @@ -26,7 +26,7 @@ CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODVERSIONS=y CONFIG_BLK_DEV_INTEGRITY=y -CONFIG_IOSCHED_DEADLINE=m +CONFIG_MQ_IOSCHED_DEADLINE=m CONFIG_BINFMT_MISC=m CONFIG_NET=y CONFIG_PACKET=y diff --git a/arch/mips/configs/loongson3_defconfig b/arch/mips/configs/loongson3_defconfig index 360c6b2d397a..51675f5000d6 100644 --- a/arch/mips/configs/loongson3_defconfig +++ b/arch/mips/configs/loongson3_defconfig @@ -38,8 +38,9 @@ CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y CONFIG_MODVERSIONS=y CONFIG_PARTITION_ADVANCED=y -CONFIG_IOSCHED_DEADLINE=m -CONFIG_CFQ_GROUP_IOSCHED=y +CONFIG_MQ_IOSCHED_DEADLINE=m +CONFIG_IOSCHED_BFQ=y +CONFIG_BFQ_GROUP_IOSCHED=y CONFIG_BINFMT_MISC=m CONFIG_KSM=y CONFIG_NET=y diff --git a/arch/mips/configs/msp71xx_defconfig b/arch/mips/configs/msp71xx_defconfig index 0fdc03fda12e..6ad1a2381226 100644 --- a/arch/mips/configs/msp71xx_defconfig +++ b/arch/mips/configs/msp71xx_defconfig @@ -14,8 +14,6 @@ CONFIG_PCI=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODVERSIONS=y -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_NET=y CONFIG_UNIX=y CONFIG_XFRM_USER=y diff --git a/arch/mips/configs/pnx8335_stb225_defconfig b/arch/mips/configs/pnx8335_stb225_defconfig index 738ba3b1374b..d06db6b87959 100644 --- a/arch/mips/configs/pnx8335_stb225_defconfig +++ b/arch/mips/configs/pnx8335_stb225_defconfig @@ -14,8 +14,6 @@ CONFIG_HZ_128=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y diff --git a/arch/mips/configs/rb532_defconfig b/arch/mips/configs/rb532_defconfig index 5b947183852b..252d472387aa 100644 --- a/arch/mips/configs/rb532_defconfig +++ b/arch/mips/configs/rb532_defconfig @@ -23,7 +23,6 @@ CONFIG_MODULE_UNLOAD=y CONFIG_PARTITION_ADVANCED=y CONFIG_MAC_PARTITION=y CONFIG_BSD_DISKLABEL=y -# CONFIG_IOSCHED_CFQ is not set CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y diff --git a/arch/mips/configs/rt305x_defconfig b/arch/mips/configs/rt305x_defconfig index 110948bc6b39..8c2ead53007a 100644 --- a/arch/mips/configs/rt305x_defconfig +++ b/arch/mips/configs/rt305x_defconfig @@ -21,7 +21,6 @@ CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set CONFIG_PARTITION_ADVANCED=y -# CONFIG_IOSCHED_CFQ is not set # CONFIG_COREDUMP is not set # CONFIG_COMPACTION is not set CONFIG_NET=y diff --git a/arch/mips/configs/xway_defconfig b/arch/mips/configs/xway_defconfig index 49b5ea6eff62..9abbc0debc2a 100644 --- a/arch/mips/configs/xway_defconfig +++ b/arch/mips/configs/xway_defconfig @@ -23,7 +23,6 @@ CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set CONFIG_PARTITION_ADVANCED=y -# CONFIG_IOSCHED_CFQ is not set # CONFIG_COREDUMP is not set # CONFIG_COMPACTION is not set CONFIG_NET=y diff --git a/arch/mips/dec/setup.c b/arch/mips/dec/setup.c index 61a0bf13e308..d4e868b828e5 100644 --- a/arch/mips/dec/setup.c +++ b/arch/mips/dec/setup.c @@ -103,28 +103,8 @@ int_ptr asic_mask_nr_tbl[DEC_MAX_ASIC_INTS][2] = { int cpu_fpu_mask = DEC_CPU_IRQ_MASK(DEC_CPU_INR_FPU); int *fpu_kstat_irq; -static struct irqaction ioirq = { - .handler = no_action, - .name = "cascade", - .flags = IRQF_NO_THREAD, -}; -static struct irqaction fpuirq = { - .handler = no_action, - .name = "fpu", - .flags = IRQF_NO_THREAD, -}; - -static struct irqaction busirq = { - .name = "bus error", - .flags = IRQF_NO_THREAD, -}; - -static struct irqaction haltirq = { - .handler = dec_intr_halt, - .name = "halt", - .flags = IRQF_NO_THREAD, -}; - +static irq_handler_t busirq_handler; +static unsigned int busirq_flags = IRQF_NO_THREAD; /* * Bus error (DBE/IBE exceptions and bus interrupts) handling setup. @@ -134,21 +114,21 @@ static void __init dec_be_init(void) switch (mips_machtype) { case MACH_DS23100: /* DS2100/DS3100 Pmin/Pmax */ board_be_handler = dec_kn01_be_handler; - busirq.handler = dec_kn01_be_interrupt; - busirq.flags |= IRQF_SHARED; + busirq_handler = dec_kn01_be_interrupt; + busirq_flags |= IRQF_SHARED; dec_kn01_be_init(); break; case MACH_DS5000_1XX: /* DS5000/1xx 3min */ case MACH_DS5000_XX: /* DS5000/xx Maxine */ board_be_handler = dec_kn02xa_be_handler; - busirq.handler = dec_kn02xa_be_interrupt; + busirq_handler = dec_kn02xa_be_interrupt; dec_kn02xa_be_init(); break; case MACH_DS5000_200: /* DS5000/200 3max */ case MACH_DS5000_2X0: /* DS5000/240 3max+ */ case MACH_DS5900: /* DS5900 bigmax */ board_be_handler = dec_ecc_be_handler; - busirq.handler = dec_ecc_be_interrupt; + busirq_handler = dec_ecc_be_interrupt; dec_ecc_be_init(); break; } @@ -764,20 +744,29 @@ void __init arch_init_irq(void) int irq_fpu; irq_fpu = dec_interrupt[DEC_IRQ_FPU]; - setup_irq(irq_fpu, &fpuirq); + if (request_irq(irq_fpu, no_action, IRQF_NO_THREAD, "fpu", + NULL)) + pr_err("Failed to register fpu interrupt\n"); desc_fpu = irq_to_desc(irq_fpu); fpu_kstat_irq = this_cpu_ptr(desc_fpu->kstat_irqs); } - if (dec_interrupt[DEC_IRQ_CASCADE] >= 0) - setup_irq(dec_interrupt[DEC_IRQ_CASCADE], &ioirq); - + if (dec_interrupt[DEC_IRQ_CASCADE] >= 0) { + if (request_irq(dec_interrupt[DEC_IRQ_CASCADE], no_action, + IRQF_NO_THREAD, "cascade", NULL)) + pr_err("Failed to register cascade interrupt\n"); + } /* Register the bus error interrupt. */ - if (dec_interrupt[DEC_IRQ_BUS] >= 0 && busirq.handler) - setup_irq(dec_interrupt[DEC_IRQ_BUS], &busirq); - + if (dec_interrupt[DEC_IRQ_BUS] >= 0 && busirq_handler) { + if (request_irq(dec_interrupt[DEC_IRQ_BUS], busirq_handler, + busirq_flags, "bus error", busirq_handler)) + pr_err("Failed to register bus error interrupt\n"); + } /* Register the HALT interrupt. */ - if (dec_interrupt[DEC_IRQ_HALT] >= 0) - setup_irq(dec_interrupt[DEC_IRQ_HALT], &haltirq); + if (dec_interrupt[DEC_IRQ_HALT] >= 0) { + if (request_irq(dec_interrupt[DEC_IRQ_HALT], dec_intr_halt, + IRQF_NO_THREAD, "halt", NULL)) + pr_err("Failed to register halt interrupt\n"); + } } asmlinkage unsigned int dec_irq_dispatch(unsigned int irq) diff --git a/arch/mips/emma/markeins/irq.c b/arch/mips/emma/markeins/irq.c index 09427a49e7ae..4aebf559be2e 100644 --- a/arch/mips/emma/markeins/irq.c +++ b/arch/mips/emma/markeins/irq.c @@ -153,14 +153,6 @@ void emma2rh_gpio_irq_init(void) handle_edge_irq, "edge"); } -static struct irqaction irq_cascade = { - .handler = no_action, - .flags = IRQF_NO_THREAD, - .name = "cascade", - .dev_id = NULL, - .next = NULL, -}; - /* * the first level int-handler will jump here if it is a emma2rh irq */ @@ -236,6 +228,7 @@ void emma2rh_irq_dispatch(void) void __init arch_init_irq(void) { u32 reg; + int irq; /* by default, interrupts are disabled. */ emma2rh_out32(EMMA2RH_BHIF_INT_EN_0, 0); @@ -272,9 +265,15 @@ void __init arch_init_irq(void) mips_cpu_irq_init(); /* setup cascade interrupts */ - setup_irq(EMMA2RH_IRQ_BASE + EMMA2RH_SW_CASCADE, &irq_cascade); - setup_irq(EMMA2RH_IRQ_BASE + EMMA2RH_GPIO_CASCADE, &irq_cascade); - setup_irq(MIPS_CPU_IRQ_BASE + 2, &irq_cascade); + irq = EMMA2RH_IRQ_BASE + EMMA2RH_SW_CASCADE; + if (request_irq(irq, no_action, IRQF_NO_THREAD, "cascade", NULL)) + pr_err("Failed to request irq %d (cascade)\n", irq); + irq = EMMA2RH_IRQ_BASE + EMMA2RH_GPIO_CASCADE; + if (request_irq(irq, no_action, IRQF_NO_THREAD, "cascade", NULL)) + pr_err("Failed to request irq %d (cascade)\n", irq); + irq = MIPS_CPU_IRQ_BASE + 2; + if (request_irq(irq, no_action, IRQF_NO_THREAD, "cascade", NULL)) + pr_err("Failed to request irq %d (cascade)\n", irq); } asmlinkage void plat_irq_dispatch(void) diff --git a/arch/mips/generic/init.c b/arch/mips/generic/init.c index 1de215b283d6..805d0135a9f4 100644 --- a/arch/mips/generic/init.c +++ b/arch/mips/generic/init.c @@ -5,10 +5,10 @@ */ #include <linux/clk.h> -#include <linux/clk-provider.h> #include <linux/clocksource.h> #include <linux/init.h> #include <linux/irqchip.h> +#include <linux/of_clk.h> #include <linux/of_fdt.h> #include <asm/bootinfo.h> diff --git a/arch/mips/include/asm/elf.h b/arch/mips/include/asm/elf.h index f8f44b1a6cbb..5aa29ced6970 100644 --- a/arch/mips/include/asm/elf.h +++ b/arch/mips/include/asm/elf.h @@ -445,6 +445,9 @@ extern unsigned int elf_hwcap; #define ELF_PLATFORM __elf_platform extern const char *__elf_platform; +#define ELF_BASE_PLATFORM __elf_base_platform +extern const char *__elf_base_platform; + /* * See comments in asm-alpha/elf.h, this is the same thing * on the MIPS. diff --git a/arch/mips/include/asm/mach-ar7/irq.h b/arch/mips/include/asm/mach-ar7/irq.h index 7ad10e379e2b..46bb730ea970 100644 --- a/arch/mips/include/asm/mach-ar7/irq.h +++ b/arch/mips/include/asm/mach-ar7/irq.h @@ -11,6 +11,6 @@ #define NR_IRQS 256 -#include_next <irq.h> +#include <asm/mach-generic/irq.h> #endif /* __ASM_AR7_IRQ_H */ diff --git a/arch/mips/include/asm/mach-ath79/irq.h b/arch/mips/include/asm/mach-ath79/irq.h index 2df1abf9e5af..882534be0715 100644 --- a/arch/mips/include/asm/mach-ath79/irq.h +++ b/arch/mips/include/asm/mach-ath79/irq.h @@ -27,6 +27,6 @@ #define ATH79_IP3_IRQ_COUNT 3 #define ATH79_IP3_IRQ(_x) (ATH79_IP3_IRQ_BASE + (_x)) -#include_next <irq.h> +#include <asm/mach-generic/irq.h> #endif /* __ASM_MACH_ATH79_IRQ_H */ diff --git a/arch/mips/include/asm/mach-emma2rh/irq.h b/arch/mips/include/asm/mach-emma2rh/irq.h index 2f7155dade29..d32736736bb3 100644 --- a/arch/mips/include/asm/mach-emma2rh/irq.h +++ b/arch/mips/include/asm/mach-emma2rh/irq.h @@ -10,6 +10,6 @@ #define NR_IRQS 256 -#include_next <irq.h> +#include <asm/mach-generic/irq.h> #endif /* __ASM_MACH_EMMA2RH_IRQ_H */ diff --git a/arch/mips/include/asm/mach-ip27/irq.h b/arch/mips/include/asm/mach-ip27/irq.h index fd91c58aaf7d..f45d7999fd73 100644 --- a/arch/mips/include/asm/mach-ip27/irq.h +++ b/arch/mips/include/asm/mach-ip27/irq.h @@ -12,7 +12,7 @@ #define NR_IRQS 256 -#include_next <irq.h> +#include <asm/mach-generic/irq.h> #define IP27_HUB_PEND0_IRQ (MIPS_CPU_IRQ_BASE + 2) #define IP27_HUB_PEND1_IRQ (MIPS_CPU_IRQ_BASE + 3) diff --git a/arch/mips/include/asm/mach-ip30/irq.h b/arch/mips/include/asm/mach-ip30/irq.h index e5c3dd965266..27ba899c95be 100644 --- a/arch/mips/include/asm/mach-ip30/irq.h +++ b/arch/mips/include/asm/mach-ip30/irq.h @@ -76,7 +76,7 @@ extern void __init ip30_install_ipi(void); */ #define IP30_POWER_IRQ HEART_L2_INT_POWER_BTN -#include_next <irq.h> +#include <asm/mach-generic/irq.h> #define IP30_HEART_L0_IRQ (MIPS_CPU_IRQ_BASE + 2) #define IP30_HEART_L1_IRQ (MIPS_CPU_IRQ_BASE + 3) diff --git a/arch/mips/include/asm/mach-lantiq/falcon/irq.h b/arch/mips/include/asm/mach-lantiq/falcon/irq.h index 91d2bc03c9fa..c14312fb0574 100644 --- a/arch/mips/include/asm/mach-lantiq/falcon/irq.h +++ b/arch/mips/include/asm/mach-lantiq/falcon/irq.h @@ -11,6 +11,6 @@ #define NR_IRQS 328 -#include_next <irq.h> +#include <asm/mach-generic/irq.h> #endif diff --git a/arch/mips/include/asm/mach-lantiq/xway/irq.h b/arch/mips/include/asm/mach-lantiq/xway/irq.h index 76ebbf6c50ef..2980e7771f83 100644 --- a/arch/mips/include/asm/mach-lantiq/xway/irq.h +++ b/arch/mips/include/asm/mach-lantiq/xway/irq.h @@ -11,6 +11,6 @@ #define NR_IRQS 256 -#include_next <irq.h> +#include <asm/mach-generic/irq.h> #endif diff --git a/arch/mips/include/asm/mach-lasat/irq.h b/arch/mips/include/asm/mach-lasat/irq.h index d79cbe075084..e8994921779e 100644 --- a/arch/mips/include/asm/mach-lasat/irq.h +++ b/arch/mips/include/asm/mach-lasat/irq.h @@ -9,6 +9,6 @@ #define NR_IRQS 24 -#include_next <irq.h> +#include <asm/mach-generic/irq.h> #endif /* _ASM_MACH_LASAT_IRQ_H */ diff --git a/arch/mips/include/asm/mach-loongson64/irq.h b/arch/mips/include/asm/mach-loongson64/irq.h index 73a89913dc38..0d3955616e42 100644 --- a/arch/mips/include/asm/mach-loongson64/irq.h +++ b/arch/mips/include/asm/mach-loongson64/irq.h @@ -36,5 +36,5 @@ extern void fixup_irqs(void); extern void loongson3_ipi_interrupt(struct pt_regs *regs); -#include_next <irq.h> +#include <asm/mach-generic/irq.h> #endif /* __ASM_MACH_LOONGSON64_IRQ_H_ */ diff --git a/arch/mips/include/asm/mach-malta/irq.h b/arch/mips/include/asm/mach-malta/irq.h index af9eeea250ed..e1bd4298b606 100644 --- a/arch/mips/include/asm/mach-malta/irq.h +++ b/arch/mips/include/asm/mach-malta/irq.h @@ -5,6 +5,6 @@ #define NR_IRQS 256 -#include_next <irq.h> +#include <asm/mach-generic/irq.h> #endif /* __ASM_MACH_MIPS_IRQ_H */ diff --git a/arch/mips/include/asm/mach-pic32/irq.h b/arch/mips/include/asm/mach-pic32/irq.h index d2396941ed2a..ddaf999bc650 100644 --- a/arch/mips/include/asm/mach-pic32/irq.h +++ b/arch/mips/include/asm/mach-pic32/irq.h @@ -9,6 +9,6 @@ #define NR_IRQS 256 #define MIPS_CPU_IRQ_BASE 0 -#include_next <irq.h> +#include <asm/mach-generic/irq.h> #endif /* __ASM_MACH_PIC32_IRQ_H */ diff --git a/arch/mips/include/asm/mach-pistachio/irq.h b/arch/mips/include/asm/mach-pistachio/irq.h index 93bc380f9536..74ac016503ad 100644 --- a/arch/mips/include/asm/mach-pistachio/irq.h +++ b/arch/mips/include/asm/mach-pistachio/irq.h @@ -10,6 +10,6 @@ #define NR_IRQS 256 -#include_next <irq.h> +#include <asm/mach-generic/irq.h> #endif /* __ASM_MACH_PISTACHIO_IRQ_H */ diff --git a/arch/mips/include/asm/mach-ralink/irq.h b/arch/mips/include/asm/mach-ralink/irq.h index 86473e3999aa..2262243d19c9 100644 --- a/arch/mips/include/asm/mach-ralink/irq.h +++ b/arch/mips/include/asm/mach-ralink/irq.h @@ -5,6 +5,6 @@ #define GIC_NUM_INTRS 64 #define NR_IRQS 256 -#include_next <irq.h> +#include <asm/mach-generic/irq.h> #endif diff --git a/arch/mips/include/asm/mach-rm/mc146818rtc.h b/arch/mips/include/asm/mach-rm/mc146818rtc.h index 145bce096fe9..a074f4f84f75 100644 --- a/arch/mips/include/asm/mach-rm/mc146818rtc.h +++ b/arch/mips/include/asm/mach-rm/mc146818rtc.h @@ -16,6 +16,6 @@ #define mc146818_decode_year(year) ((year) + 1980) #endif -#include_next <mc146818rtc.h> +#include <asm/mach-generic/mc146818rtc.h> #endif /* __ASM_MACH_RM_MC146818RTC_H */ diff --git a/arch/mips/include/asm/mach-vr41xx/irq.h b/arch/mips/include/asm/mach-vr41xx/irq.h index 3d63afae37a8..4281b2b9344d 100644 --- a/arch/mips/include/asm/mach-vr41xx/irq.h +++ b/arch/mips/include/asm/mach-vr41xx/irq.h @@ -4,6 +4,6 @@ #include <asm/vr41xx/irq.h> /* for MIPS_CPU_IRQ_BASE */ -#include_next <irq.h> +#include <asm/mach-generic/irq.h> #endif /* __ASM_MACH_VR41XX_IRQ_H */ diff --git a/arch/mips/include/asm/mach-xilfpga/irq.h b/arch/mips/include/asm/mach-xilfpga/irq.h index b8e93fa8adcf..15ad29ec1dee 100644 --- a/arch/mips/include/asm/mach-xilfpga/irq.h +++ b/arch/mips/include/asm/mach-xilfpga/irq.h @@ -9,6 +9,6 @@ #define NR_IRQS 32 -#include_next <irq.h> +#include <asm/mach-generic/irq.h> #endif /* __MIPS_ASM_MACH_XILFPGA_IRQ_H__ */ diff --git a/arch/mips/include/asm/sni.h b/arch/mips/include/asm/sni.h index a107201a2e1e..7dfa297ce597 100644 --- a/arch/mips/include/asm/sni.h +++ b/arch/mips/include/asm/sni.h @@ -11,6 +11,8 @@ #ifndef __ASM_SNI_H #define __ASM_SNI_H +#include <linux/irqreturn.h> + extern unsigned int sni_brd_type; #define SNI_BRD_10 2 @@ -239,6 +241,6 @@ static inline int sni_eisa_root_init(void) /* common irq stuff */ extern void (*sni_hwint)(void); -extern struct irqaction sni_isa_irq; +extern irqreturn_t sni_isa_irq_handler(int dummy, void *p); #endif /* __ASM_SNI_H */ diff --git a/arch/mips/jazz/irq.c b/arch/mips/jazz/irq.c index 5d6828b2a750..04b9c4068493 100644 --- a/arch/mips/jazz/irq.c +++ b/arch/mips/jazz/irq.c @@ -125,24 +125,18 @@ static irqreturn_t r4030_timer_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static struct irqaction r4030_timer_irqaction = { - .handler = r4030_timer_interrupt, - .flags = IRQF_TIMER, - .name = "R4030 timer", -}; - void __init plat_time_init(void) { struct clock_event_device *cd = &r4030_clockevent; - struct irqaction *action = &r4030_timer_irqaction; unsigned int cpu = smp_processor_id(); BUG_ON(HZ != 100); cd->cpumask = cpumask_of(cpu); clockevents_register_device(cd); - action->dev_id = cd; - setup_irq(JAZZ_TIMER_IRQ, action); + if (request_irq(JAZZ_TIMER_IRQ, r4030_timer_interrupt, IRQF_TIMER, + "R4030 timer", cd)) + pr_err("Failed to register R4030 timer interrupt\n"); /* * Set clock to 100Hz. diff --git a/arch/mips/jz4740/time.c b/arch/mips/jz4740/time.c index 5476899f0882..605a84a250bf 100644 --- a/arch/mips/jz4740/time.c +++ b/arch/mips/jz4740/time.c @@ -4,8 +4,8 @@ * JZ4740 platform time support */ -#include <linux/clk-provider.h> #include <linux/clocksource.h> +#include <linux/of_clk.h> #include <asm/mach-jz4740/timer.h> diff --git a/arch/mips/kernel/cevt-bcm1480.c b/arch/mips/kernel/cevt-bcm1480.c index b3e8c11a8fa5..d39a2963b451 100644 --- a/arch/mips/kernel/cevt-bcm1480.c +++ b/arch/mips/kernel/cevt-bcm1480.c @@ -91,16 +91,15 @@ static irqreturn_t sibyte_counter_handler(int irq, void *dev_id) } static DEFINE_PER_CPU(struct clock_event_device, sibyte_hpt_clockevent); -static DEFINE_PER_CPU(struct irqaction, sibyte_hpt_irqaction); static DEFINE_PER_CPU(char [18], sibyte_hpt_name); void sb1480_clockevent_init(void) { unsigned int cpu = smp_processor_id(); unsigned int irq = K_BCM1480_INT_TIMER_0 + cpu; - struct irqaction *action = &per_cpu(sibyte_hpt_irqaction, cpu); struct clock_event_device *cd = &per_cpu(sibyte_hpt_clockevent, cpu); unsigned char *name = per_cpu(sibyte_hpt_name, cpu); + unsigned long flags = IRQF_PERCPU | IRQF_TIMER; BUG_ON(cpu > 3); /* Only have 4 general purpose timers */ @@ -133,11 +132,7 @@ void sb1480_clockevent_init(void) bcm1480_unmask_irq(cpu, irq); - action->handler = sibyte_counter_handler; - action->flags = IRQF_PERCPU | IRQF_TIMER; - action->name = name; - action->dev_id = cd; - irq_set_affinity(irq, cpumask_of(cpu)); - setup_irq(irq, action); + if (request_irq(irq, sibyte_counter_handler, flags, name, cd)) + pr_err("Failed to request irq %d (%s)\n", irq, name); } diff --git a/arch/mips/kernel/cevt-ds1287.c b/arch/mips/kernel/cevt-ds1287.c index 1e1edab4a63f..9a47fbcd4638 100644 --- a/arch/mips/kernel/cevt-ds1287.c +++ b/arch/mips/kernel/cevt-ds1287.c @@ -100,14 +100,9 @@ static irqreturn_t ds1287_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static struct irqaction ds1287_irqaction = { - .handler = ds1287_interrupt, - .flags = IRQF_PERCPU | IRQF_TIMER, - .name = "ds1287", -}; - int __init ds1287_clockevent_init(int irq) { + unsigned long flags = IRQF_PERCPU | IRQF_TIMER; struct clock_event_device *cd; cd = &ds1287_clockevent; @@ -122,5 +117,5 @@ int __init ds1287_clockevent_init(int irq) clockevents_register_device(&ds1287_clockevent); - return setup_irq(irq, &ds1287_irqaction); + return request_irq(irq, ds1287_interrupt, flags, "ds1287", NULL); } diff --git a/arch/mips/kernel/cevt-gt641xx.c b/arch/mips/kernel/cevt-gt641xx.c index eb53548d2538..5b132e8c51da 100644 --- a/arch/mips/kernel/cevt-gt641xx.c +++ b/arch/mips/kernel/cevt-gt641xx.c @@ -120,12 +120,6 @@ static irqreturn_t gt641xx_timer0_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static struct irqaction gt641xx_timer0_irqaction = { - .handler = gt641xx_timer0_interrupt, - .flags = IRQF_PERCPU | IRQF_TIMER, - .name = "gt641xx_timer0", -}; - static int __init gt641xx_timer0_clockevent_init(void) { struct clock_event_device *cd; @@ -146,6 +140,7 @@ static int __init gt641xx_timer0_clockevent_init(void) clockevents_register_device(>641xx_timer0_clockevent); - return setup_irq(GT641XX_TIMER0_IRQ, >641xx_timer0_irqaction); + return request_irq(GT641XX_TIMER0_IRQ, gt641xx_timer0_interrupt, + IRQF_PERCPU | IRQF_TIMER, "gt641xx_timer0", NULL); } arch_initcall(gt641xx_timer0_clockevent_init); diff --git a/arch/mips/kernel/cevt-r4k.c b/arch/mips/kernel/cevt-r4k.c index dd6a18bc10ab..17a9cbb8b3df 100644 --- a/arch/mips/kernel/cevt-r4k.c +++ b/arch/mips/kernel/cevt-r4k.c @@ -252,6 +252,7 @@ unsigned int __weak get_c0_compare_int(void) int r4k_clockevent_init(void) { + unsigned long flags = IRQF_PERCPU | IRQF_TIMER | IRQF_SHARED; unsigned int cpu = smp_processor_id(); struct clock_event_device *cd; unsigned int irq, min_delta; @@ -291,7 +292,9 @@ int r4k_clockevent_init(void) cp0_timer_irq_installed = 1; - setup_irq(irq, &c0_compare_irqaction); + if (request_irq(irq, c0_compare_interrupt, flags, "timer", + c0_compare_interrupt)) + pr_err("Failed to request irq %d (timer)\n", irq); return 0; } diff --git a/arch/mips/kernel/cevt-sb1250.c b/arch/mips/kernel/cevt-sb1250.c index e1a08606c27e..0451273fab9f 100644 --- a/arch/mips/kernel/cevt-sb1250.c +++ b/arch/mips/kernel/cevt-sb1250.c @@ -90,16 +90,15 @@ static irqreturn_t sibyte_counter_handler(int irq, void *dev_id) } static DEFINE_PER_CPU(struct clock_event_device, sibyte_hpt_clockevent); -static DEFINE_PER_CPU(struct irqaction, sibyte_hpt_irqaction); static DEFINE_PER_CPU(char [18], sibyte_hpt_name); void sb1250_clockevent_init(void) { unsigned int cpu = smp_processor_id(); unsigned int irq = K_INT_TIMER_0 + cpu; - struct irqaction *action = &per_cpu(sibyte_hpt_irqaction, cpu); struct clock_event_device *cd = &per_cpu(sibyte_hpt_clockevent, cpu); unsigned char *name = per_cpu(sibyte_hpt_name, cpu); + unsigned long flags = IRQF_PERCPU | IRQF_TIMER; /* Only have 4 general purpose timers, and we use last one as hpt */ BUG_ON(cpu > 2); @@ -133,11 +132,7 @@ void sb1250_clockevent_init(void) sb1250_unmask_irq(cpu, irq); - action->handler = sibyte_counter_handler; - action->flags = IRQF_PERCPU | IRQF_TIMER; - action->name = name; - action->dev_id = cd; - irq_set_affinity(irq, cpumask_of(cpu)); - setup_irq(irq, action); + if (request_irq(irq, sibyte_counter_handler, flags, name, cd)) + pr_err("Failed to request irq %d (%s)\n", irq, name); } diff --git a/arch/mips/kernel/cevt-txx9.c b/arch/mips/kernel/cevt-txx9.c index 7b17c8f5009d..5709469c21ff 100644 --- a/arch/mips/kernel/cevt-txx9.c +++ b/arch/mips/kernel/cevt-txx9.c @@ -174,13 +174,6 @@ static irqreturn_t txx9tmr_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static struct irqaction txx9tmr_irq = { - .handler = txx9tmr_interrupt, - .flags = IRQF_PERCPU | IRQF_TIMER, - .name = "txx9tmr", - .dev_id = &txx9_clock_event_device, -}; - void __init txx9_clockevent_init(unsigned long baseaddr, int irq, unsigned int imbusclk) { @@ -202,7 +195,9 @@ void __init txx9_clockevent_init(unsigned long baseaddr, int irq, cd->irq = irq; cd->cpumask = cpumask_of(0), clockevents_register_device(cd); - setup_irq(irq, &txx9tmr_irq); + if (request_irq(irq, txx9tmr_interrupt, IRQF_PERCPU | IRQF_TIMER, + "txx9tmr", &txx9_clock_event_device)) + pr_err("Failed to request irq %d (txx9tmr)\n", irq); printk(KERN_INFO "TXx9: clockevent device at 0x%lx, irq %d\n", baseaddr, irq); } diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c index 6ab6b03d35ba..f21a2304401f 100644 --- a/arch/mips/kernel/cpu-probe.c +++ b/arch/mips/kernel/cpu-probe.c @@ -513,6 +513,13 @@ static inline void set_elf_platform(int cpu, const char *plat) __elf_platform = plat; } +static inline void set_elf_base_platform(const char *plat) +{ + if (__elf_base_platform == NULL) { + __elf_base_platform = plat; + } +} + static inline void cpu_probe_vmbits(struct cpuinfo_mips *c) { #ifdef __NEED_VMBITS_PROBE @@ -527,36 +534,46 @@ static void set_isa(struct cpuinfo_mips *c, unsigned int isa) switch (isa) { case MIPS_CPU_ISA_M64R2: c->isa_level |= MIPS_CPU_ISA_M32R2 | MIPS_CPU_ISA_M64R2; + set_elf_base_platform("mips64r2"); /* fall through */ case MIPS_CPU_ISA_M64R1: c->isa_level |= MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M64R1; + set_elf_base_platform("mips64"); /* fall through */ case MIPS_CPU_ISA_V: c->isa_level |= MIPS_CPU_ISA_V; + set_elf_base_platform("mips5"); /* fall through */ case MIPS_CPU_ISA_IV: c->isa_level |= MIPS_CPU_ISA_IV; + set_elf_base_platform("mips4"); /* fall through */ case MIPS_CPU_ISA_III: c->isa_level |= MIPS_CPU_ISA_II | MIPS_CPU_ISA_III; + set_elf_base_platform("mips3"); break; /* R6 incompatible with everything else */ case MIPS_CPU_ISA_M64R6: c->isa_level |= MIPS_CPU_ISA_M32R6 | MIPS_CPU_ISA_M64R6; + set_elf_base_platform("mips64r6"); /* fall through */ case MIPS_CPU_ISA_M32R6: c->isa_level |= MIPS_CPU_ISA_M32R6; + set_elf_base_platform("mips32r6"); /* Break here so we don't add incompatible ISAs */ break; case MIPS_CPU_ISA_M32R2: c->isa_level |= MIPS_CPU_ISA_M32R2; + set_elf_base_platform("mips32r2"); /* fall through */ case MIPS_CPU_ISA_M32R1: c->isa_level |= MIPS_CPU_ISA_M32R1; + set_elf_base_platform("mips32"); /* fall through */ case MIPS_CPU_ISA_II: c->isa_level |= MIPS_CPU_ISA_II; + set_elf_base_platform("mips2"); break; } } @@ -2113,6 +2130,7 @@ EXPORT_SYMBOL(__ua_limit); const char *__cpu_name[NR_CPUS]; const char *__elf_platform; +const char *__elf_base_platform; void cpu_probe(void) { diff --git a/arch/mips/kernel/i8253.c b/arch/mips/kernel/i8253.c index df7ddd246eaa..ca21210e06b5 100644 --- a/arch/mips/kernel/i8253.c +++ b/arch/mips/kernel/i8253.c @@ -18,16 +18,13 @@ static irqreturn_t timer_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static struct irqaction irq0 = { - .handler = timer_interrupt, - .flags = IRQF_NOBALANCING | IRQF_TIMER, - .name = "timer" -}; - void __init setup_pit_timer(void) { + unsigned long flags = IRQF_NOBALANCING | IRQF_TIMER; + clockevent_i8253_init(true); - setup_irq(0, &irq0); + if (request_irq(0, timer_interrupt, flags, "timer", NULL)) + pr_err("Failed to request irq 0 (timer)\n"); } static int __init init_pit_clocksource(void) diff --git a/arch/mips/kernel/rtlx-mt.c b/arch/mips/kernel/rtlx-mt.c index cb95470e2e69..38c6925a1bea 100644 --- a/arch/mips/kernel/rtlx-mt.c +++ b/arch/mips/kernel/rtlx-mt.c @@ -51,11 +51,6 @@ static irqreturn_t rtlx_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static struct irqaction rtlx_irq = { - .handler = rtlx_interrupt, - .name = "RTLX", -}; - static int rtlx_irq_num = MIPS_CPU_IRQ_BASE + MIPS_CPU_RTLX_IRQ; void _interrupt_sp(void) @@ -124,8 +119,7 @@ int __init rtlx_module_init(void) goto out_class; } - rtlx_irq.dev_id = rtlx; - err = setup_irq(rtlx_irq_num, &rtlx_irq); + err = request_irq(rtlx_irq_num, rtlx_interrupt, 0, "RTLX", rtlx); if (err) goto out_class; diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c index f510c00bda88..d0e911f2421b 100644 --- a/arch/mips/kernel/smp.c +++ b/arch/mips/kernel/smp.c @@ -207,25 +207,13 @@ static irqreturn_t ipi_call_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static struct irqaction irq_resched = { - .handler = ipi_resched_interrupt, - .flags = IRQF_PERCPU, - .name = "IPI resched" -}; - -static struct irqaction irq_call = { - .handler = ipi_call_interrupt, - .flags = IRQF_PERCPU, - .name = "IPI call" -}; - -static void smp_ipi_init_one(unsigned int virq, - struct irqaction *action) +static void smp_ipi_init_one(unsigned int virq, const char *name, + irq_handler_t handler) { int ret; irq_set_handler(virq, handle_percpu_irq); - ret = setup_irq(virq, action); + ret = request_irq(virq, handler, IRQF_PERCPU, name, NULL); BUG_ON(ret); } @@ -278,12 +266,15 @@ int mips_smp_ipi_allocate(const struct cpumask *mask) int cpu; for_each_cpu(cpu, mask) { - smp_ipi_init_one(call_virq + cpu, &irq_call); - smp_ipi_init_one(sched_virq + cpu, &irq_resched); + smp_ipi_init_one(call_virq + cpu, "IPI call", + ipi_call_interrupt); + smp_ipi_init_one(sched_virq + cpu, "IPI resched", + ipi_resched_interrupt); } } else { - smp_ipi_init_one(call_virq, &irq_call); - smp_ipi_init_one(sched_virq, &irq_resched); + smp_ipi_init_one(call_virq, "IPI call", ipi_call_interrupt); + smp_ipi_init_one(sched_virq, "IPI resched", + ipi_resched_interrupt); } return 0; @@ -311,8 +302,8 @@ int mips_smp_ipi_free(const struct cpumask *mask) int cpu; for_each_cpu(cpu, mask) { - remove_irq(call_virq + cpu, &irq_call); - remove_irq(sched_virq + cpu, &irq_resched); + free_irq(call_virq + cpu, NULL); + free_irq(sched_virq + cpu, NULL); } } irq_destroy_ipi(call_virq, mask); diff --git a/arch/mips/lasat/interrupt.c b/arch/mips/lasat/interrupt.c index 0f3a8975081d..7965bbd0d319 100644 --- a/arch/mips/lasat/interrupt.c +++ b/arch/mips/lasat/interrupt.c @@ -90,14 +90,9 @@ asmlinkage void plat_irq_dispatch(void) } } -static struct irqaction cascade = { - .handler = no_action, - .name = "cascade", - .flags = IRQF_NO_THREAD, -}; - void __init arch_init_irq(void) { + int irq = LASAT_CASCADE_IRQ; int i; if (IS_LASAT_200()) { @@ -119,5 +114,6 @@ void __init arch_init_irq(void) for (i = LASAT_IRQ_BASE; i <= LASAT_IRQ_END; i++) irq_set_chip_and_handler(i, &lasat_irq_type, handle_level_irq); - setup_irq(LASAT_CASCADE_IRQ, &cascade); + if (request_irq(irq, no_action, IRQF_NO_THREAD, "cascade", NULL)) + pr_err("Failed to request irq %d (cascade)\n", irq); } diff --git a/arch/mips/loongson2ef/common/bonito-irq.c b/arch/mips/loongson2ef/common/bonito-irq.c index 82352cc25e4c..c06ad412ee20 100644 --- a/arch/mips/loongson2ef/common/bonito-irq.c +++ b/arch/mips/loongson2ef/common/bonito-irq.c @@ -30,11 +30,6 @@ static struct irq_chip bonito_irq_type = { .irq_unmask = bonito_irq_enable, }; -static struct irqaction __maybe_unused dma_timeout_irqaction = { - .handler = no_action, - .name = "dma_timeout", -}; - void bonito_irq_init(void) { u32 i; @@ -44,6 +39,8 @@ void bonito_irq_init(void) handle_level_irq); #ifdef CONFIG_CPU_LOONGSON2E - setup_irq(LOONGSON_IRQ_BASE + 10, &dma_timeout_irqaction); + i = LOONGSON_IRQ_BASE + 10; + if (request_irq(i, no_action, 0, "dma_timeout", NULL)) + pr_err("Failed to request irq %d (dma_timeout)\n", i); #endif } diff --git a/arch/mips/loongson2ef/common/cs5536/cs5536_mfgpt.c b/arch/mips/loongson2ef/common/cs5536/cs5536_mfgpt.c index 30af1b7c7529..f21a540a1dd2 100644 --- a/arch/mips/loongson2ef/common/cs5536/cs5536_mfgpt.c +++ b/arch/mips/loongson2ef/common/cs5536/cs5536_mfgpt.c @@ -100,12 +100,6 @@ static irqreturn_t timer_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static struct irqaction irq5 = { - .handler = timer_interrupt, - .flags = IRQF_NOBALANCING | IRQF_TIMER, - .name = "timer" -}; - /* * Initialize the conversion factor and the min/max deltas of the clock event * structure and register the clock event source with the framework. @@ -134,7 +128,9 @@ void __init setup_mfgpt0_timer(void) clockevents_register_device(cd); - setup_irq(CS5536_MFGPT_INTR, &irq5); + if (request_irq(CS5536_MFGPT_INTR, timer_interrupt, + IRQF_NOBALANCING | IRQF_TIMER, "timer", NULL)) + pr_err("Failed to register timer interrupt\n"); } /* diff --git a/arch/mips/loongson2ef/fuloong-2e/irq.c b/arch/mips/loongson2ef/fuloong-2e/irq.c index 32278e7bf85c..305aa2eb74ad 100644 --- a/arch/mips/loongson2ef/fuloong-2e/irq.c +++ b/arch/mips/loongson2ef/fuloong-2e/irq.c @@ -35,14 +35,10 @@ asmlinkage void mach_irq_dispatch(unsigned int pending) spurious_interrupt(); } -static struct irqaction cascade_irqaction = { - .handler = no_action, - .name = "cascade", - .flags = IRQF_NO_THREAD, -}; - void __init mach_init_irq(void) { + int irq; + /* init all controller * 0-15 ------> i8259 interrupt * 16-23 ------> mips cpu interrupt @@ -59,7 +55,11 @@ void __init mach_init_irq(void) bonito_irq_init(); /* bonito irq at IP2 */ - setup_irq(MIPS_CPU_IRQ_BASE + 2, &cascade_irqaction); + irq = MIPS_CPU_IRQ_BASE + 2; + if (request_irq(irq, no_action, IRQF_NO_THREAD, "cascade", NULL)) + pr_err("Failed to request irq %d (cascade)\n", irq); /* 8259 irq at IP5 */ - setup_irq(MIPS_CPU_IRQ_BASE + 5, &cascade_irqaction); + irq = MIPS_CPU_IRQ_BASE + 5; + if (request_irq(irq, no_action, IRQF_NO_THREAD, "cascade", NULL)) + pr_err("Failed to request irq %d (cascade)\n", irq); } diff --git a/arch/mips/loongson2ef/lemote-2f/irq.c b/arch/mips/loongson2ef/lemote-2f/irq.c index c58a044c6c07..6f00579971a3 100644 --- a/arch/mips/loongson2ef/lemote-2f/irq.c +++ b/arch/mips/loongson2ef/lemote-2f/irq.c @@ -90,18 +90,6 @@ static irqreturn_t ip6_action(int cpl, void *dev_id) return IRQ_HANDLED; } -static struct irqaction ip6_irqaction = { - .handler = ip6_action, - .name = "cascade", - .flags = IRQF_SHARED | IRQF_NO_THREAD, -}; - -static struct irqaction cascade_irqaction = { - .handler = no_action, - .name = "cascade", - .flags = IRQF_NO_THREAD | IRQF_NO_SUSPEND, -}; - void __init mach_init_irq(void) { /* init all controller @@ -120,7 +108,11 @@ void __init mach_init_irq(void) bonito_irq_init(); /* setup north bridge irq (bonito) */ - setup_irq(LOONGSON_NORTH_BRIDGE_IRQ, &ip6_irqaction); + if (request_irq(LOONGSON_NORTH_BRIDGE_IRQ, ip6_action, + IRQF_SHARED | IRQF_NO_THREAD, "cascade", ip6_action)) + pr_err("Failed to register north bridge cascade interrupt\n"); /* setup source bridge irq (i8259) */ - setup_irq(LOONGSON_SOUTH_BRIDGE_IRQ, &cascade_irqaction); + if (request_irq(LOONGSON_SOUTH_BRIDGE_IRQ, no_action, + IRQF_NO_THREAD | IRQF_NO_SUSPEND, "cascade", NULL)) + pr_err("Failed to register south bridge cascade interrupt\n"); } diff --git a/arch/mips/loongson32/common/irq.c b/arch/mips/loongson32/common/irq.c index 168d221d4178..9a50070f74f7 100644 --- a/arch/mips/loongson32/common/irq.c +++ b/arch/mips/loongson32/common/irq.c @@ -149,12 +149,6 @@ asmlinkage void plat_irq_dispatch(void) } -static struct irqaction cascade_irqaction = { - .handler = no_action, - .name = "cascade", - .flags = IRQF_NO_THREAD, -}; - static void __init ls1x_irq_init(int base) { int n; @@ -176,12 +170,17 @@ static void __init ls1x_irq_init(int base) handle_level_irq); } - setup_irq(INT0_IRQ, &cascade_irqaction); - setup_irq(INT1_IRQ, &cascade_irqaction); - setup_irq(INT2_IRQ, &cascade_irqaction); - setup_irq(INT3_IRQ, &cascade_irqaction); + if (request_irq(INT0_IRQ, no_action, IRQF_NO_THREAD, "cascade", NULL)) + pr_err("Failed to request irq %d (cascade)\n", INT0_IRQ); + if (request_irq(INT1_IRQ, no_action, IRQF_NO_THREAD, "cascade", NULL)) + pr_err("Failed to request irq %d (cascade)\n", INT1_IRQ); + if (request_irq(INT2_IRQ, no_action, IRQF_NO_THREAD, "cascade", NULL)) + pr_err("Failed to request irq %d (cascade)\n", INT2_IRQ); + if (request_irq(INT3_IRQ, no_action, IRQF_NO_THREAD, "cascade", NULL)) + pr_err("Failed to request irq %d (cascade)\n", INT3_IRQ); #if defined(CONFIG_LOONGSON1_LS1C) - setup_irq(INT4_IRQ, &cascade_irqaction); + if (request_irq(INT4_IRQ, no_action, IRQF_NO_THREAD, "cascade", NULL)) + pr_err("Failed to request irq %d (cascade)\n", INT4_IRQ); #endif } diff --git a/arch/mips/loongson32/common/time.c b/arch/mips/loongson32/common/time.c index 4cc73f7ac0d4..459b15c96d3b 100644 --- a/arch/mips/loongson32/common/time.c +++ b/arch/mips/loongson32/common/time.c @@ -176,13 +176,6 @@ static struct clock_event_device ls1x_clockevent = { .tick_resume = ls1x_clockevent_tick_resume, }; -static struct irqaction ls1x_pwmtimer_irqaction = { - .name = "ls1x-pwmtimer", - .handler = ls1x_clockevent_isr, - .dev_id = &ls1x_clockevent, - .flags = IRQF_PERCPU | IRQF_TIMER, -}; - static void __init ls1x_time_init(void) { struct clock_event_device *cd = &ls1x_clockevent; @@ -206,7 +199,10 @@ static void __init ls1x_time_init(void) if (ret) panic(KERN_ERR "Failed to register clocksource: %d\n", ret); - setup_irq(LS1X_TIMER_IRQ, &ls1x_pwmtimer_irqaction); + if (request_irq(LS1X_TIMER_IRQ, ls1x_clockevent_isr, + IRQF_PERCPU | IRQF_TIMER, "ls1x-pwmtimer", + &ls1x_clockevent)) + pr_err("Failed to register ls1x-pwmtimer interrupt\n"); } #endif /* CONFIG_CEVT_CSRC_LS1X */ diff --git a/arch/mips/loongson64/hpet.c b/arch/mips/loongson64/hpet.c index ed15430ad64f..e4282592575b 100644 --- a/arch/mips/loongson64/hpet.c +++ b/arch/mips/loongson64/hpet.c @@ -187,12 +187,6 @@ static irqreturn_t hpet_irq_handler(int irq, void *data) return IRQ_NONE; } -static struct irqaction hpet_irq = { - .handler = hpet_irq_handler, - .flags = IRQF_NOBALANCING | IRQF_TIMER, - .name = "hpet", -}; - /* * hpet address assignation and irq setting should be done in bios. * but pmon don't do this, we just setup here directly. @@ -224,6 +218,7 @@ static void hpet_setup(void) void __init setup_hpet_timer(void) { + unsigned long flags = IRQF_NOBALANCING | IRQF_TIMER; unsigned int cpu = smp_processor_id(); struct clock_event_device *cd; @@ -247,7 +242,8 @@ void __init setup_hpet_timer(void) cd->min_delta_ticks = HPET_MIN_PROG_DELTA; clockevents_register_device(cd); - setup_irq(HPET_T0_IRQ, &hpet_irq); + if (request_irq(HPET_T0_IRQ, hpet_irq_handler, flags, "hpet", NULL)) + pr_err("Failed to request irq %d (hpet)\n", HPET_T0_IRQ); pr_info("hpet clock event device register\n"); } diff --git a/arch/mips/loongson64/numa.c b/arch/mips/loongson64/numa.c index e5b40c5e3296..1ae072df4831 100644 --- a/arch/mips/loongson64/numa.c +++ b/arch/mips/loongson64/numa.c @@ -122,7 +122,7 @@ static unsigned long nid_to_addroffset(unsigned int nid) static void __init szmem(unsigned int node) { u32 i, mem_type; - static unsigned long num_physpages = 0; + static unsigned long num_physpages; u64 node_id, node_psize, start_pfn, end_pfn, mem_start, mem_size; /* Parse memory information and activate */ diff --git a/arch/mips/mm/c-octeon.c b/arch/mips/mm/c-octeon.c index 8064821e9805..4baf965e6fe8 100644 --- a/arch/mips/mm/c-octeon.c +++ b/arch/mips/mm/c-octeon.c @@ -237,17 +237,17 @@ static void probe_octeon(void) c->dcache.sets = dcache_size / (c->dcache.linesz * c->dcache.ways); if (smp_processor_id() == 0) { - pr_notice("Primary instruction cache %ldkB, %s, %d way, " - "%d sets, linesize %d bytes.\n", - icache_size >> 10, - cpu_has_vtag_icache ? + pr_info("Primary instruction cache %ldkB, %s, %d way, " + "%d sets, linesize %d bytes.\n", + icache_size >> 10, + cpu_has_vtag_icache ? "virtually tagged" : "physically tagged", - c->icache.ways, c->icache.sets, c->icache.linesz); + c->icache.ways, c->icache.sets, c->icache.linesz); - pr_notice("Primary data cache %ldkB, %d-way, %d sets, " - "linesize %d bytes.\n", - dcache_size >> 10, c->dcache.ways, - c->dcache.sets, c->dcache.linesz); + pr_info("Primary data cache %ldkB, %d-way, %d sets, " + "linesize %d bytes.\n", + dcache_size >> 10, c->dcache.ways, + c->dcache.sets, c->dcache.linesz); } } diff --git a/arch/mips/mm/c-r3k.c b/arch/mips/mm/c-r3k.c index 15bb8cf59828..780dd2a567c1 100644 --- a/arch/mips/mm/c-r3k.c +++ b/arch/mips/mm/c-r3k.c @@ -316,9 +316,9 @@ void r3k_cache_init(void) _dma_cache_wback = r3k_dma_cache_wback_inv; _dma_cache_inv = r3k_dma_cache_wback_inv; - printk("Primary instruction cache %ldkB, linesize %ld bytes.\n", + pr_info("Primary instruction cache %ldkB, linesize %ld bytes.\n", icache_size >> 10, icache_lsize); - printk("Primary data cache %ldkB, linesize %ld bytes.\n", + pr_info("Primary data cache %ldkB, linesize %ld bytes.\n", dcache_size >> 10, dcache_lsize); build_clear_page(); diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index 5f3d0103b95d..36a311348739 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -901,6 +901,31 @@ static void r4k_dma_cache_wback_inv(unsigned long addr, unsigned long size) __sync(); } +static void prefetch_cache_inv(unsigned long addr, unsigned long size) +{ + unsigned int linesz = cpu_scache_line_size(); + unsigned long addr0 = addr, addr1; + + addr0 &= ~(linesz - 1); + addr1 = (addr0 + size - 1) & ~(linesz - 1); + + protected_writeback_scache_line(addr0); + if (likely(addr1 != addr0)) + protected_writeback_scache_line(addr1); + else + return; + + addr0 += linesz; + if (likely(addr1 != addr0)) + protected_writeback_scache_line(addr0); + else + return; + + addr1 -= linesz; + if (likely(addr1 > addr0)) + protected_writeback_scache_line(addr0); +} + static void r4k_dma_cache_inv(unsigned long addr, unsigned long size) { /* Catch bad driver code */ @@ -908,6 +933,10 @@ static void r4k_dma_cache_inv(unsigned long addr, unsigned long size) return; preempt_disable(); + + if (current_cpu_type() == CPU_BMIPS5000) + prefetch_cache_inv(addr, size); + if (cpu_has_inclusive_pcaches) { if (size >= scache_size) { if (current_cpu_type() != CPU_LOONGSON64) @@ -1467,17 +1496,17 @@ static void probe_pcache(void) c->icache.ways = 1; } - printk("Primary instruction cache %ldkB, %s, %s, linesize %d bytes.\n", - icache_size >> 10, - c->icache.flags & MIPS_CACHE_VTAG ? "VIVT" : "VIPT", - way_string[c->icache.ways], c->icache.linesz); + pr_info("Primary instruction cache %ldkB, %s, %s, linesize %d bytes.\n", + icache_size >> 10, + c->icache.flags & MIPS_CACHE_VTAG ? "VIVT" : "VIPT", + way_string[c->icache.ways], c->icache.linesz); - printk("Primary data cache %ldkB, %s, %s, %s, linesize %d bytes\n", - dcache_size >> 10, way_string[c->dcache.ways], - (c->dcache.flags & MIPS_CACHE_PINDEX) ? "PIPT" : "VIPT", - (c->dcache.flags & MIPS_CACHE_ALIASES) ? + pr_info("Primary data cache %ldkB, %s, %s, %s, linesize %d bytes\n", + dcache_size >> 10, way_string[c->dcache.ways], + (c->dcache.flags & MIPS_CACHE_PINDEX) ? "PIPT" : "VIPT", + (c->dcache.flags & MIPS_CACHE_ALIASES) ? "cache aliases" : "no aliases", - c->dcache.linesz); + c->dcache.linesz); } static void probe_vcache(void) diff --git a/arch/mips/mm/c-tx39.c b/arch/mips/mm/c-tx39.c index 686867270627..2d479cc7e66b 100644 --- a/arch/mips/mm/c-tx39.c +++ b/arch/mips/mm/c-tx39.c @@ -410,9 +410,9 @@ void tx39_cache_init(void) current_cpu_data.icache.waybit = 0; current_cpu_data.dcache.waybit = 0; - printk("Primary instruction cache %ldkB, linesize %d bytes\n", + pr_info("Primary instruction cache %ldkB, linesize %d bytes\n", icache_size >> 10, current_cpu_data.icache.linesz); - printk("Primary data cache %ldkB, linesize %d bytes\n", + pr_info("Primary data cache %ldkB, linesize %d bytes\n", dcache_size >> 10, current_cpu_data.dcache.linesz); build_clear_page(); diff --git a/arch/mips/mti-malta/malta-int.c b/arch/mips/mti-malta/malta-int.c index a840e0c1642c..03d85b2b3eea 100644 --- a/arch/mips/mti-malta/malta-int.c +++ b/arch/mips/mti-malta/malta-int.c @@ -144,12 +144,6 @@ static irqreturn_t corehi_handler(int irq, void *dev_id) return IRQ_HANDLED; } -static struct irqaction corehi_irqaction = { - .handler = corehi_handler, - .name = "CoreHi", - .flags = IRQF_NO_THREAD, -}; - static msc_irqmap_t msc_irqmap[] __initdata = { {MSC01C_INT_TMR, MSC01_IRQ_EDGE, 0}, {MSC01C_INT_PCI, MSC01_IRQ_LEVEL, 0}, @@ -223,5 +217,7 @@ void __init arch_init_irq(void) corehi_irq = MIPS_CPU_IRQ_BASE + MIPSCPU_INT_COREHI; } - setup_irq(corehi_irq, &corehi_irqaction); + if (request_irq(corehi_irq, corehi_handler, IRQF_NO_THREAD, "CoreHi", + NULL)) + pr_err("Failed to request irq %d (CoreHi)\n", corehi_irq); } diff --git a/arch/mips/netlogic/xlr/fmn.c b/arch/mips/netlogic/xlr/fmn.c index d428e8471eec..d7db1533889a 100644 --- a/arch/mips/netlogic/xlr/fmn.c +++ b/arch/mips/netlogic/xlr/fmn.c @@ -110,12 +110,6 @@ static irqreturn_t fmn_message_handler(int irq, void *data) return IRQ_HANDLED; } -struct irqaction fmn_irqaction = { - .handler = fmn_message_handler, - .flags = IRQF_PERCPU, - .name = "fmn", -}; - void xlr_percpu_fmn_init(void) { struct xlr_fmn_info *cpu_fmn_info; @@ -195,8 +189,9 @@ void nlm_setup_fmn_irq(void) { uint32_t flags; - /* setup irq only once */ - setup_irq(IRQ_FMN, &fmn_irqaction); + /* request irq only once */ + if (request_irq(IRQ_FMN, fmn_message_handler, IRQF_PERCPU, "fmn", NULL)) + pr_err("Failed to request irq %d (fmn)\n", IRQ_FMN); flags = nlm_cop2_enable_irqsave(); nlm_fmn_setup_intr(IRQ_FMN, (1 << nlm_threads_per_core) - 1); diff --git a/arch/mips/pic32/pic32mzda/time.c b/arch/mips/pic32/pic32mzda/time.c index 905ec1d86928..7174e9abbb1b 100644 --- a/arch/mips/pic32/pic32mzda/time.c +++ b/arch/mips/pic32/pic32mzda/time.c @@ -3,11 +3,11 @@ * Joshua Henderson <joshua.henderson@microchip.com> * Copyright (C) 2015 Microchip Technology Inc. All rights reserved. */ -#include <linux/clk-provider.h> #include <linux/clocksource.h> #include <linux/init.h> #include <linux/irqdomain.h> #include <linux/of.h> +#include <linux/of_clk.h> #include <linux/of_irq.h> #include <asm/time.h> @@ -23,7 +23,7 @@ static const struct of_device_id pic32_infra_match[] = { static unsigned int pic32_xlate_core_timer_irq(void) { - static struct device_node *node; + struct device_node *node; unsigned int irq; node = of_find_matching_node(NULL, pic32_infra_match); diff --git a/arch/mips/pistachio/time.c b/arch/mips/pistachio/time.c index 3c9235c7710a..de64751dec40 100644 --- a/arch/mips/pistachio/time.c +++ b/arch/mips/pistachio/time.c @@ -6,10 +6,10 @@ */ #include <linux/clk.h> -#include <linux/clk-provider.h> #include <linux/clocksource.h> #include <linux/init.h> #include <linux/of.h> +#include <linux/of_clk.h> #include <asm/mips-cps.h> #include <asm/time.h> diff --git a/arch/mips/pmcs-msp71xx/msp_irq.c b/arch/mips/pmcs-msp71xx/msp_irq.c index 8d53d7a2ed45..d525cc931d89 100644 --- a/arch/mips/pmcs-msp71xx/msp_irq.c +++ b/arch/mips/pmcs-msp71xx/msp_irq.c @@ -107,18 +107,6 @@ asmlinkage void plat_irq_dispatch(void) do_IRQ(MSP_INT_SW1); } -static struct irqaction cic_cascade_msp = { - .handler = no_action, - .name = "MSP CIC cascade", - .flags = IRQF_NO_THREAD, -}; - -static struct irqaction per_cascade_msp = { - .handler = no_action, - .name = "MSP PER cascade", - .flags = IRQF_NO_THREAD, -}; - void __init arch_init_irq(void) { /* assume we'll be using vectored interrupt mode except in UP mode*/ @@ -142,8 +130,12 @@ void __init arch_init_irq(void) #endif /* CONFIG_MIPS_MT_SMP */ #endif /* CONFIG_MIPS_MT */ /* setup the cascaded interrupts */ - setup_irq(MSP_INT_CIC, &cic_cascade_msp); - setup_irq(MSP_INT_PER, &per_cascade_msp); + if (request_irq(MSP_INT_CIC, no_action, IRQF_NO_THREAD, + "MSP CIC cascade", NULL)) + pr_err("Failed to register MSP CIC cascade interrupt\n"); + if (request_irq(MSP_INT_PER, no_action, IRQF_NO_THREAD, + "MSP PER cascade", NULL)) + pr_err("Failed to register MSP PER cascade interrupt\n"); #else /* @@ -153,7 +145,11 @@ void __init arch_init_irq(void) msp_slp_irq_init(); /* setup the cascaded SLP/PER interrupts */ - setup_irq(MSP_INT_SLP, &cic_cascade_msp); - setup_irq(MSP_INT_PER, &per_cascade_msp); + if (request_irq(MSP_INT_SLP, no_action, IRQF_NO_THREAD, + "MSP CIC cascade", NULL)) + pr_err("Failed to register MSP CIC cascade interrupt\n"); + if (request_irq(MSP_INT_PER, no_action, IRQF_NO_THREAD, + "MSP PER cascade", NULL)) + pr_err("Failed to register MSP PER cascade interrupt\n"); #endif } diff --git a/arch/mips/pmcs-msp71xx/msp_smp.c b/arch/mips/pmcs-msp71xx/msp_smp.c index 8f00d26f2a53..00092e2924ec 100644 --- a/arch/mips/pmcs-msp71xx/msp_smp.c +++ b/arch/mips/pmcs-msp71xx/msp_smp.c @@ -38,21 +38,10 @@ static irqreturn_t ipi_call_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static struct irqaction irq_resched = { - .handler = ipi_resched_interrupt, - .flags = IRQF_PERCPU, - .name = "IPI_resched" -}; - -static struct irqaction irq_call = { - .handler = ipi_call_interrupt, - .flags = IRQF_PERCPU, - .name = "IPI_call" -}; - -void __init arch_init_ipiirq(int irq, struct irqaction *action) +void __init arch_init_ipiirq(int irq, const char *name, irq_handler_t handler) { - setup_irq(irq, action); + if (request_irq(irq, handler, IRQF_PERCPU, name, NULL)) + pr_err("Failed to request irq %d (%s)\n", irq, name); irq_set_handler(irq, handle_percpu_irq); } @@ -60,7 +49,8 @@ void __init msp_vsmp_int_init(void) { set_vi_handler(MIPS_CPU_IPI_RESCHED_IRQ, ipi_resched_dispatch); set_vi_handler(MIPS_CPU_IPI_CALL_IRQ, ipi_call_dispatch); - arch_init_ipiirq(MIPS_CPU_IPI_RESCHED_IRQ, &irq_resched); - arch_init_ipiirq(MIPS_CPU_IPI_CALL_IRQ, &irq_call); + arch_init_ipiirq(MIPS_CPU_IPI_RESCHED_IRQ, "IPI_resched", + ipi_resched_interrupt); + arch_init_ipiirq(MIPS_CPU_IPI_CALL_IRQ, "IPI_call", ipi_call_interrupt); } #endif /* CONFIG_MIPS_MT_SMP */ diff --git a/arch/mips/pmcs-msp71xx/msp_time.c b/arch/mips/pmcs-msp71xx/msp_time.c index d83de01f00b8..9c629829f447 100644 --- a/arch/mips/pmcs-msp71xx/msp_time.c +++ b/arch/mips/pmcs-msp71xx/msp_time.c @@ -27,7 +27,6 @@ #define get_current_vpe() \ ((read_c0_tcbind() >> TCBIND_CURVPE_SHIFT) & TCBIND_CURVPE) -static struct irqaction timer_vpe1; static int tim_installed; void __init plat_time_init(void) @@ -77,10 +76,13 @@ void __init plat_time_init(void) unsigned int get_c0_compare_int(void) { + unsigned long flags = IRQF_PERCPU | IRQF_TIMER | IRQF_SHARED; + /* MIPS_MT modes may want timer for second VPE */ if ((get_current_vpe()) && !tim_installed) { - memcpy(&timer_vpe1, &c0_compare_irqaction, sizeof(timer_vpe1)); - setup_irq(MSP_INT_VPE1_TIMER, &timer_vpe1); + if (request_irq(MSP_INT_VPE1_TIMER, c0_compare_interrupt, flags, + "timer", c0_compare_interrupt)) + pr_err("Failed to register timer interrupt\n"); tim_installed++; } diff --git a/arch/mips/ralink/cevt-rt3352.c b/arch/mips/ralink/cevt-rt3352.c index 61a08943eb2f..269d4877d120 100644 --- a/arch/mips/ralink/cevt-rt3352.c +++ b/arch/mips/ralink/cevt-rt3352.c @@ -82,12 +82,6 @@ static struct systick_device systick = { }, }; -static struct irqaction systick_irqaction = { - .handler = systick_interrupt, - .flags = IRQF_PERCPU | IRQF_TIMER, - .dev_id = &systick.dev, -}; - static int systick_shutdown(struct clock_event_device *evt) { struct systick_device *sdev; @@ -95,7 +89,7 @@ static int systick_shutdown(struct clock_event_device *evt) sdev = container_of(evt, struct systick_device, dev); if (sdev->irq_requested) - free_irq(systick.dev.irq, &systick_irqaction); + free_irq(systick.dev.irq, &systick.dev); sdev->irq_requested = 0; iowrite32(0, systick.membase + SYSTICK_CONFIG); @@ -104,12 +98,17 @@ static int systick_shutdown(struct clock_event_device *evt) static int systick_set_oneshot(struct clock_event_device *evt) { + const char *name = systick.dev.name; struct systick_device *sdev; + int irq = systick.dev.irq; sdev = container_of(evt, struct systick_device, dev); - if (!sdev->irq_requested) - setup_irq(systick.dev.irq, &systick_irqaction); + if (!sdev->irq_requested) { + if (request_irq(irq, systick_interrupt, + IRQF_PERCPU | IRQF_TIMER, name, &systick.dev)) + pr_err("Failed to request irq %d (%s)\n", irq, name); + } sdev->irq_requested = 1; iowrite32(CFG_EXT_STK_EN | CFG_CNT_EN, systick.membase + SYSTICK_CONFIG); @@ -125,7 +124,6 @@ static int __init ralink_systick_init(struct device_node *np) if (!systick.membase) return -ENXIO; - systick_irqaction.name = np->name; systick.dev.name = np->name; clockevents_calc_mult_shift(&systick.dev, SYSTICK_FREQ, 60); systick.dev.max_delta_ns = clockevent_delta2ns(0x7fff, &systick.dev); diff --git a/arch/mips/ralink/timer-gic.c b/arch/mips/ralink/timer-gic.c index 944fbe0fc741..dcf2a44ac51e 100644 --- a/arch/mips/ralink/timer-gic.c +++ b/arch/mips/ralink/timer-gic.c @@ -8,7 +8,7 @@ #include <linux/init.h> #include <linux/of.h> -#include <linux/clk-provider.h> +#include <linux/of_clk.h> #include <linux/clocksource.h> #include "common.h" diff --git a/arch/mips/sgi-ip22/ip22-eisa.c b/arch/mips/sgi-ip22/ip22-eisa.c index a0a79222ce0b..f3b0e90e0135 100644 --- a/arch/mips/sgi-ip22/ip22-eisa.c +++ b/arch/mips/sgi-ip22/ip22-eisa.c @@ -92,11 +92,6 @@ static irqreturn_t ip22_eisa_intr(int irq, void *dev_id) return IRQ_NONE; } -static struct irqaction eisa_action = { - .handler = ip22_eisa_intr, - .name = "EISA", -}; - int __init ip22_eisa_init(void) { int i, c; @@ -136,9 +131,8 @@ int __init ip22_eisa_init(void) init_i8259_irqs(); - /* Cannot use request_irq because of kmalloc not being ready at such - * an early stage. Yes, I've been bitten... */ - setup_irq(SGI_EISA_IRQ, &eisa_action); + if (request_irq(SGI_EISA_IRQ, ip22_eisa_intr, 0, "EISA", NULL)) + pr_err("Failed to request irq %d (EISA)\n", SGI_EISA_IRQ); EISA_bus = 1; return 0; diff --git a/arch/mips/sgi-ip22/ip22-int.c b/arch/mips/sgi-ip22/ip22-int.c index 3804895fa697..96798a4ab2de 100644 --- a/arch/mips/sgi-ip22/ip22-int.c +++ b/arch/mips/sgi-ip22/ip22-int.c @@ -159,36 +159,7 @@ static void __irq_entry indy_buserror_irq(void) irq_exit(); } -static struct irqaction local0_cascade = { - .handler = no_action, - .flags = IRQF_NO_THREAD, - .name = "local0 cascade", -}; - -static struct irqaction local1_cascade = { - .handler = no_action, - .flags = IRQF_NO_THREAD, - .name = "local1 cascade", -}; - -static struct irqaction buserr = { - .handler = no_action, - .flags = IRQF_NO_THREAD, - .name = "Bus Error", -}; - -static struct irqaction map0_cascade = { - .handler = no_action, - .flags = IRQF_NO_THREAD, - .name = "mapable0 cascade", -}; - #ifdef USE_LIO3_IRQ -static struct irqaction map1_cascade = { - .handler = no_action, - .flags = IRQF_NO_THREAD, - .name = "mapable1 cascade", -}; #define SGI_INTERRUPTS SGINT_END #else #define SGI_INTERRUPTS SGINT_LOCAL3 @@ -322,14 +293,24 @@ void __init arch_init_irq(void) } /* vector handler. this register the IRQ as non-sharable */ - setup_irq(SGI_LOCAL_0_IRQ, &local0_cascade); - setup_irq(SGI_LOCAL_1_IRQ, &local1_cascade); - setup_irq(SGI_BUSERR_IRQ, &buserr); + if (request_irq(SGI_LOCAL_0_IRQ, no_action, IRQF_NO_THREAD, + "local0 cascade", NULL)) + pr_err("Failed to register local0 cascade interrupt\n"); + if (request_irq(SGI_LOCAL_1_IRQ, no_action, IRQF_NO_THREAD, + "local1 cascade", NULL)) + pr_err("Failed to register local1 cascade interrupt\n"); + if (request_irq(SGI_BUSERR_IRQ, no_action, IRQF_NO_THREAD, + "Bus Error", NULL)) + pr_err("Failed to register Bus Error interrupt\n"); /* cascade in cascade. i love Indy ;-) */ - setup_irq(SGI_MAP_0_IRQ, &map0_cascade); + if (request_irq(SGI_MAP_0_IRQ, no_action, IRQF_NO_THREAD, + "mapable0 cascade", NULL)) + pr_err("Failed to register mapable0 cascade interrupt\n"); #ifdef USE_LIO3_IRQ - setup_irq(SGI_MAP_1_IRQ, &map1_cascade); + if (request_irq(SGI_MAP_1_IRQ, no_action, IRQF_NO_THREAD, + "mapable1 cascade", NULL)) + pr_err("Failed to register mapable1 cascade interrupt\n"); #endif #ifdef CONFIG_EISA diff --git a/arch/mips/sgi-ip32/ip32-irq.c b/arch/mips/sgi-ip32/ip32-irq.c index a6a0ff7f5aed..1bbd5bfb5458 100644 --- a/arch/mips/sgi-ip32/ip32-irq.c +++ b/arch/mips/sgi-ip32/ip32-irq.c @@ -111,16 +111,6 @@ static inline void flush_mace_bus(void) extern irqreturn_t crime_memerr_intr(int irq, void *dev_id); extern irqreturn_t crime_cpuerr_intr(int irq, void *dev_id); -static struct irqaction memerr_irq = { - .handler = crime_memerr_intr, - .name = "CRIME memory error", -}; - -static struct irqaction cpuerr_irq = { - .handler = crime_cpuerr_intr, - .name = "CRIME CPU error", -}; - /* * This is for pure CRIME interrupts - ie not MACE. The advantage? * We get to split the register in half and do faster lookups. @@ -497,8 +487,12 @@ void __init arch_init_irq(void) break; } } - setup_irq(CRIME_MEMERR_IRQ, &memerr_irq); - setup_irq(CRIME_CPUERR_IRQ, &cpuerr_irq); + if (request_irq(CRIME_MEMERR_IRQ, crime_memerr_intr, 0, + "CRIME memory error", NULL)) + pr_err("Failed to register CRIME memory error interrupt\n"); + if (request_irq(CRIME_CPUERR_IRQ, crime_cpuerr_intr, 0, + "CRIME CPU error", NULL)) + pr_err("Failed to register CRIME CPU error interrupt\n"); #define ALLINTS (IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | IE_IRQ3 | IE_IRQ4 | IE_IRQ5) change_c0_status(ST0_IM, ALLINTS); diff --git a/arch/mips/sni/a20r.c b/arch/mips/sni/a20r.c index f9407e170476..0ecffb65fd6d 100644 --- a/arch/mips/sni/a20r.c +++ b/arch/mips/sni/a20r.c @@ -222,7 +222,9 @@ void __init sni_a20r_irq_init(void) irq_set_chip_and_handler(i, &a20r_irq_type, handle_level_irq); sni_hwint = a20r_hwint; change_c0_status(ST0_IM, IE_IRQ0); - setup_irq(SNI_A20R_IRQ_BASE + 3, &sni_isa_irq); + if (request_irq(SNI_A20R_IRQ_BASE + 3, sni_isa_irq_handler, 0, "ISA", + NULL)) + pr_err("Failed to register ISA interrupt\n"); } void sni_a20r_init(void) diff --git a/arch/mips/sni/irq.c b/arch/mips/sni/irq.c index ac61b90bcc66..dec89afc9886 100644 --- a/arch/mips/sni/irq.c +++ b/arch/mips/sni/irq.c @@ -27,7 +27,7 @@ asmlinkage void plat_irq_dispatch(void) } /* ISA irq handler */ -static irqreturn_t sni_isa_irq_handler(int dummy, void *p) +irqreturn_t sni_isa_irq_handler(int dummy, void *p) { int irq; @@ -39,12 +39,6 @@ static irqreturn_t sni_isa_irq_handler(int dummy, void *p) return IRQ_HANDLED; } -struct irqaction sni_isa_irq = { - .handler = sni_isa_irq_handler, - .name = "ISA", - .flags = IRQF_SHARED -}; - /* * On systems with i8259-style interrupt controllers we assume for * driver compatibility reasons interrupts 0 - 15 to be the i8295 diff --git a/arch/mips/sni/pcit.c b/arch/mips/sni/pcit.c index 05bb51676e82..b331fe22c529 100644 --- a/arch/mips/sni/pcit.c +++ b/arch/mips/sni/pcit.c @@ -244,7 +244,9 @@ void __init sni_pcit_irq_init(void) *(volatile u32 *)SNI_PCIT_INT_REG = 0; sni_hwint = sni_pcit_hwint; change_c0_status(ST0_IM, IE_IRQ1); - setup_irq(SNI_PCIT_INT_START + 6, &sni_isa_irq); + if (request_irq(SNI_PCIT_INT_START + 6, sni_isa_irq_handler, 0, "ISA", + NULL)) + pr_err("Failed to register ISA interrupt\n"); } void __init sni_pcit_cplus_irq_init(void) @@ -257,7 +259,9 @@ void __init sni_pcit_cplus_irq_init(void) *(volatile u32 *)SNI_PCIT_INT_REG = 0x40000000; sni_hwint = sni_pcit_hwint_cplus; change_c0_status(ST0_IM, IE_IRQ0); - setup_irq(MIPS_CPU_IRQ_BASE + 3, &sni_isa_irq); + if (request_irq(MIPS_CPU_IRQ_BASE + 3, sni_isa_irq_handler, 0, "ISA", + NULL)) + pr_err("Failed to register ISA interrupt\n"); } void __init sni_pcit_init(void) diff --git a/arch/mips/sni/rm200.c b/arch/mips/sni/rm200.c index f6fa9afcbfd3..d84744ca871d 100644 --- a/arch/mips/sni/rm200.c +++ b/arch/mips/sni/rm200.c @@ -356,11 +356,6 @@ void sni_rm200_init_8259A(void) /* * IRQ2 is cascade interrupt to second interrupt controller */ -static struct irqaction sni_rm200_irq2 = { - .handler = no_action, - .name = "cascade", - .flags = IRQF_NO_THREAD, -}; static struct resource sni_rm200_pic1_resource = { .name = "onboard ISA pic1", @@ -389,12 +384,6 @@ static irqreturn_t sni_rm200_i8259A_irq_handler(int dummy, void *p) return IRQ_HANDLED; } -struct irqaction sni_rm200_i8259A_irq = { - .handler = sni_rm200_i8259A_irq_handler, - .name = "onboard ISA", - .flags = IRQF_SHARED -}; - void __init sni_rm200_i8259_irqs(void) { int i; @@ -417,7 +406,9 @@ void __init sni_rm200_i8259_irqs(void) irq_set_chip_and_handler(i, &sni_rm200_i8259A_chip, handle_level_irq); - setup_irq(RM200_I8259A_IRQ_BASE + PIC_CASCADE_IR, &sni_rm200_irq2); + if (request_irq(RM200_I8259A_IRQ_BASE + PIC_CASCADE_IR, no_action, + IRQF_NO_THREAD, "cascade", NULL)) + pr_err("Failed to register cascade interrupt\n"); } @@ -481,8 +472,12 @@ void __init sni_rm200_irq_init(void) irq_set_chip_and_handler(i, &rm200_irq_type, handle_level_irq); sni_hwint = sni_rm200_hwint; change_c0_status(ST0_IM, IE_IRQ0); - setup_irq(SNI_RM200_INT_START + 0, &sni_rm200_i8259A_irq); - setup_irq(SNI_RM200_INT_START + 1, &sni_isa_irq); + if (request_irq(SNI_RM200_INT_START + 0, sni_rm200_i8259A_irq_handler, + 0, "onboard ISA", NULL)) + pr_err("Failed to register onboard ISA interrupt\n"); + if (request_irq(SNI_RM200_INT_START + 1, sni_isa_irq_handler, 0, "ISA", + NULL)) + pr_err("Failed to register ISA interrupt\n"); } void __init sni_rm200_init(void) diff --git a/arch/mips/sni/time.c b/arch/mips/sni/time.c index dbace1f3e1a9..240bb68ec247 100644 --- a/arch/mips/sni/time.c +++ b/arch/mips/sni/time.c @@ -55,12 +55,6 @@ static irqreturn_t a20r_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static struct irqaction a20r_irqaction = { - .handler = a20r_interrupt, - .flags = IRQF_PERCPU | IRQF_TIMER, - .name = "a20r-timer", -}; - /* * a20r platform uses 2 counters to divide the input frequency. * Counter 2 output is connected to Counter 0 & 1 input. @@ -68,13 +62,13 @@ static struct irqaction a20r_irqaction = { static void __init sni_a20r_timer_setup(void) { struct clock_event_device *cd = &a20r_clockevent_device; - struct irqaction *action = &a20r_irqaction; unsigned int cpu = smp_processor_id(); cd->cpumask = cpumask_of(cpu); clockevents_register_device(cd); - action->dev_id = cd; - setup_irq(SNI_A20R_IRQ_TIMER, &a20r_irqaction); + if (request_irq(SNI_A20R_IRQ_TIMER, a20r_interrupt, + IRQF_PERCPU | IRQF_TIMER, "a20r-timer", cd)) + pr_err("Failed to register a20r-timer interrupt\n"); } #define SNI_8254_TICK_RATE 1193182UL diff --git a/arch/mips/vr41xx/common/irq.c b/arch/mips/vr41xx/common/irq.c index 7a826fbf9060..8f68446ff2d9 100644 --- a/arch/mips/vr41xx/common/irq.c +++ b/arch/mips/vr41xx/common/irq.c @@ -17,12 +17,6 @@ typedef struct irq_cascade { static irq_cascade_t irq_cascade[NR_IRQS] __cacheline_aligned; -static struct irqaction cascade_irqaction = { - .handler = no_action, - .name = "cascade", - .flags = IRQF_NO_THREAD, -}; - int cascade_irq(unsigned int irq, int (*get_irq)(unsigned int)) { int retval = 0; @@ -36,7 +30,8 @@ int cascade_irq(unsigned int irq, int (*get_irq)(unsigned int)) irq_cascade[irq].get_irq = get_irq; if (get_irq != NULL) { - retval = setup_irq(irq, &cascade_irqaction); + retval = request_irq(irq, no_action, IRQF_NO_THREAD, + "cascade", NULL); if (retval < 0) irq_cascade[irq].get_irq = NULL; } |