diff options
Diffstat (limited to 'drivers/misc')
-rw-r--r-- | drivers/misc/ibmasm/ibmasmfs.c | 2 | ||||
-rw-r--r-- | drivers/misc/ibmasm/module.c | 3 | ||||
-rw-r--r-- | drivers/misc/ioc4.c | 36 | ||||
-rw-r--r-- | drivers/misc/sgi-gru/grumain.c | 2 | ||||
-rw-r--r-- | drivers/misc/sgi-gru/gruprocfs.c | 1 | ||||
-rw-r--r-- | drivers/misc/sgi-xp/xp.h | 7 | ||||
-rw-r--r-- | drivers/misc/sgi-xp/xp_main.c | 9 | ||||
-rw-r--r-- | drivers/misc/sgi-xp/xp_sn2.c | 34 | ||||
-rw-r--r-- | drivers/misc/sgi-xp/xp_uv.c | 70 | ||||
-rw-r--r-- | drivers/misc/sgi-xp/xpc.h | 12 | ||||
-rw-r--r-- | drivers/misc/sgi-xp/xpc_main.c | 8 | ||||
-rw-r--r-- | drivers/misc/sgi-xp/xpc_sn2.c | 15 | ||||
-rw-r--r-- | drivers/misc/sgi-xp/xpc_uv.c | 290 | ||||
-rw-r--r-- | drivers/misc/sgi-xp/xpnet.c | 15 | ||||
-rw-r--r-- | drivers/misc/tifm_7xx1.c | 5 | ||||
-rw-r--r-- | drivers/misc/tifm_core.c | 7 |
16 files changed, 418 insertions, 98 deletions
diff --git a/drivers/misc/ibmasm/ibmasmfs.c b/drivers/misc/ibmasm/ibmasmfs.c index 22a7e8ba211d..de966a6fb7e6 100644 --- a/drivers/misc/ibmasm/ibmasmfs.c +++ b/drivers/misc/ibmasm/ibmasmfs.c @@ -146,8 +146,6 @@ static struct inode *ibmasmfs_make_inode(struct super_block *sb, int mode) if (ret) { ret->i_mode = mode; - ret->i_uid = ret->i_gid = 0; - ret->i_blocks = 0; ret->i_atime = ret->i_mtime = ret->i_ctime = CURRENT_TIME; } return ret; diff --git a/drivers/misc/ibmasm/module.c b/drivers/misc/ibmasm/module.c index b5f6add34b0b..dc14b0b9cbfa 100644 --- a/drivers/misc/ibmasm/module.c +++ b/drivers/misc/ibmasm/module.c @@ -104,8 +104,7 @@ static int __devinit ibmasm_init_one(struct pci_dev *pdev, const struct pci_devi } sp->irq = pdev->irq; - sp->base_address = ioremap(pci_resource_start(pdev, 0), - pci_resource_len(pdev, 0)); + sp->base_address = pci_ioremap_bar(pdev, 0); if (!sp->base_address) { dev_err(sp->dev, "Failed to ioremap pci memory\n"); result = -ENODEV; diff --git a/drivers/misc/ioc4.c b/drivers/misc/ioc4.c index 6f76573e7c8a..60b0b1a4fb3a 100644 --- a/drivers/misc/ioc4.c +++ b/drivers/misc/ioc4.c @@ -269,6 +269,16 @@ ioc4_variant(struct ioc4_driver_data *idd) return IOC4_VARIANT_PCI_RT; } +static void +ioc4_load_modules(struct work_struct *work) +{ + /* arg just has to be freed */ + + request_module("sgiioc4"); + + kfree(work); +} + /* Adds a new instance of an IOC4 card */ static int ioc4_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id) @@ -378,6 +388,30 @@ ioc4_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id) } mutex_unlock(&ioc4_mutex); + /* Request sgiioc4 IDE driver on boards that bring that functionality + * off of IOC4. The root filesystem may be hosted on a drive connected + * to IOC4, so we need to make sure the sgiioc4 driver is loaded as it + * won't be picked up by modprobes due to the ioc4 module owning the + * PCI device. + */ + if (idd->idd_variant != IOC4_VARIANT_PCI_RT) { + struct work_struct *work; + work = kzalloc(sizeof(struct work_struct), GFP_KERNEL); + if (!work) { + printk(KERN_WARNING + "%s: IOC4 unable to allocate memory for " + "load of sub-modules.\n", __func__); + } else { + /* Request the module from a work procedure as the + * modprobe goes out to a userland helper and that + * will hang if done directly from ioc4_probe(). + */ + printk(KERN_INFO "IOC4 loading sgiioc4 submodule\n"); + INIT_WORK(work, ioc4_load_modules); + schedule_work(work); + } + } + return 0; out_misc_region: @@ -462,6 +496,8 @@ ioc4_init(void) static void __devexit ioc4_exit(void) { + /* Ensure ioc4_load_modules() has completed before exiting */ + flush_scheduled_work(); pci_unregister_driver(&ioc4_driver); } diff --git a/drivers/misc/sgi-gru/grumain.c b/drivers/misc/sgi-gru/grumain.c index e11e1ac50900..3d2fc216bae5 100644 --- a/drivers/misc/sgi-gru/grumain.c +++ b/drivers/misc/sgi-gru/grumain.c @@ -29,7 +29,7 @@ static struct device_driver gru_driver = { }; static struct device gru_device = { - .bus_id = {0}, + .init_name = "", .driver = &gru_driver, }; diff --git a/drivers/misc/sgi-gru/gruprocfs.c b/drivers/misc/sgi-gru/gruprocfs.c index 533923f83f1a..73b0ca061bb5 100644 --- a/drivers/misc/sgi-gru/gruprocfs.c +++ b/drivers/misc/sgi-gru/gruprocfs.c @@ -317,7 +317,6 @@ int gru_proc_init(void) { struct proc_entry *p; - proc_mkdir("sgi_uv", NULL); proc_gru = proc_mkdir("sgi_uv/gru", NULL); for (p = proc_files; p->name; p++) diff --git a/drivers/misc/sgi-xp/xp.h b/drivers/misc/sgi-xp/xp.h index ed1722e50049..7b4cbd5e03e9 100644 --- a/drivers/misc/sgi-xp/xp.h +++ b/drivers/misc/sgi-xp/xp.h @@ -194,9 +194,10 @@ enum xp_retval { xpGruSendMqError, /* 59: gru send message queue related error */ xpBadChannelNumber, /* 60: invalid channel number */ - xpBadMsgType, /* 60: invalid message type */ + xpBadMsgType, /* 61: invalid message type */ + xpBiosError, /* 62: BIOS error */ - xpUnknownReason /* 61: unknown reason - must be last in enum */ + xpUnknownReason /* 63: unknown reason - must be last in enum */ }; /* @@ -345,6 +346,8 @@ extern unsigned long (*xp_pa) (void *); extern enum xp_retval (*xp_remote_memcpy) (unsigned long, const unsigned long, size_t); extern int (*xp_cpu_to_nasid) (int); +extern enum xp_retval (*xp_expand_memprotect) (unsigned long, unsigned long); +extern enum xp_retval (*xp_restrict_memprotect) (unsigned long, unsigned long); extern u64 xp_nofault_PIOR_target; extern int xp_nofault_PIOR(void *); diff --git a/drivers/misc/sgi-xp/xp_main.c b/drivers/misc/sgi-xp/xp_main.c index 66a1d19e08ad..16f8dcab2da4 100644 --- a/drivers/misc/sgi-xp/xp_main.c +++ b/drivers/misc/sgi-xp/xp_main.c @@ -25,7 +25,7 @@ struct device_driver xp_dbg_name = { }; struct device xp_dbg_subname = { - .bus_id = {0}, /* set to "" */ + .init_name = "", /* set to "" */ .driver = &xp_dbg_name }; @@ -51,6 +51,13 @@ EXPORT_SYMBOL_GPL(xp_remote_memcpy); int (*xp_cpu_to_nasid) (int cpuid); EXPORT_SYMBOL_GPL(xp_cpu_to_nasid); +enum xp_retval (*xp_expand_memprotect) (unsigned long phys_addr, + unsigned long size); +EXPORT_SYMBOL_GPL(xp_expand_memprotect); +enum xp_retval (*xp_restrict_memprotect) (unsigned long phys_addr, + unsigned long size); +EXPORT_SYMBOL_GPL(xp_restrict_memprotect); + /* * xpc_registrations[] keeps track of xpc_connect()'s done by the kernel-level * users of XPC. diff --git a/drivers/misc/sgi-xp/xp_sn2.c b/drivers/misc/sgi-xp/xp_sn2.c index 1440134caf31..fb3ec9d735a9 100644 --- a/drivers/misc/sgi-xp/xp_sn2.c +++ b/drivers/misc/sgi-xp/xp_sn2.c @@ -120,6 +120,38 @@ xp_cpu_to_nasid_sn2(int cpuid) return cpuid_to_nasid(cpuid); } +static enum xp_retval +xp_expand_memprotect_sn2(unsigned long phys_addr, unsigned long size) +{ + u64 nasid_array = 0; + int ret; + + ret = sn_change_memprotect(phys_addr, size, SN_MEMPROT_ACCESS_CLASS_1, + &nasid_array); + if (ret != 0) { + dev_err(xp, "sn_change_memprotect(,, " + "SN_MEMPROT_ACCESS_CLASS_1,) failed ret=%d\n", ret); + return xpSalError; + } + return xpSuccess; +} + +static enum xp_retval +xp_restrict_memprotect_sn2(unsigned long phys_addr, unsigned long size) +{ + u64 nasid_array = 0; + int ret; + + ret = sn_change_memprotect(phys_addr, size, SN_MEMPROT_ACCESS_CLASS_0, + &nasid_array); + if (ret != 0) { + dev_err(xp, "sn_change_memprotect(,, " + "SN_MEMPROT_ACCESS_CLASS_0,) failed ret=%d\n", ret); + return xpSalError; + } + return xpSuccess; +} + enum xp_retval xp_init_sn2(void) { @@ -132,6 +164,8 @@ xp_init_sn2(void) xp_pa = xp_pa_sn2; xp_remote_memcpy = xp_remote_memcpy_sn2; xp_cpu_to_nasid = xp_cpu_to_nasid_sn2; + xp_expand_memprotect = xp_expand_memprotect_sn2; + xp_restrict_memprotect = xp_restrict_memprotect_sn2; return xp_register_nofault_code_sn2(); } diff --git a/drivers/misc/sgi-xp/xp_uv.c b/drivers/misc/sgi-xp/xp_uv.c index d9f7ce2510bc..d238576b26fa 100644 --- a/drivers/misc/sgi-xp/xp_uv.c +++ b/drivers/misc/sgi-xp/xp_uv.c @@ -15,6 +15,11 @@ #include <linux/device.h> #include <asm/uv/uv_hub.h> +#if defined CONFIG_X86_64 +#include <asm/uv/bios.h> +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV +#include <asm/sn/sn_sal.h> +#endif #include "../sgi-gru/grukservices.h" #include "xp.h" @@ -49,18 +54,79 @@ xp_cpu_to_nasid_uv(int cpuid) return UV_PNODE_TO_NASID(uv_cpu_to_pnode(cpuid)); } +static enum xp_retval +xp_expand_memprotect_uv(unsigned long phys_addr, unsigned long size) +{ + int ret; + +#if defined CONFIG_X86_64 + ret = uv_bios_change_memprotect(phys_addr, size, UV_MEMPROT_ALLOW_RW); + if (ret != BIOS_STATUS_SUCCESS) { + dev_err(xp, "uv_bios_change_memprotect(,, " + "UV_MEMPROT_ALLOW_RW) failed, ret=%d\n", ret); + return xpBiosError; + } + +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV + u64 nasid_array; + + ret = sn_change_memprotect(phys_addr, size, SN_MEMPROT_ACCESS_CLASS_1, + &nasid_array); + if (ret != 0) { + dev_err(xp, "sn_change_memprotect(,, " + "SN_MEMPROT_ACCESS_CLASS_1,) failed ret=%d\n", ret); + return xpSalError; + } +#else + #error not a supported configuration +#endif + return xpSuccess; +} + +static enum xp_retval +xp_restrict_memprotect_uv(unsigned long phys_addr, unsigned long size) +{ + int ret; + +#if defined CONFIG_X86_64 + ret = uv_bios_change_memprotect(phys_addr, size, + UV_MEMPROT_RESTRICT_ACCESS); + if (ret != BIOS_STATUS_SUCCESS) { + dev_err(xp, "uv_bios_change_memprotect(,, " + "UV_MEMPROT_RESTRICT_ACCESS) failed, ret=%d\n", ret); + return xpBiosError; + } + +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV + u64 nasid_array; + + ret = sn_change_memprotect(phys_addr, size, SN_MEMPROT_ACCESS_CLASS_0, + &nasid_array); + if (ret != 0) { + dev_err(xp, "sn_change_memprotect(,, " + "SN_MEMPROT_ACCESS_CLASS_0,) failed ret=%d\n", ret); + return xpSalError; + } +#else + #error not a supported configuration +#endif + return xpSuccess; +} + enum xp_retval xp_init_uv(void) { BUG_ON(!is_uv()); xp_max_npartitions = XP_MAX_NPARTITIONS_UV; - xp_partition_id = 0; /* !!! not correct value */ - xp_region_size = 0; /* !!! not correct value */ + xp_partition_id = sn_partition_id; + xp_region_size = sn_region_size; xp_pa = xp_pa_uv; xp_remote_memcpy = xp_remote_memcpy_uv; xp_cpu_to_nasid = xp_cpu_to_nasid_uv; + xp_expand_memprotect = xp_expand_memprotect_uv; + xp_restrict_memprotect = xp_restrict_memprotect_uv; return xpSuccess; } diff --git a/drivers/misc/sgi-xp/xpc.h b/drivers/misc/sgi-xp/xpc.h index 619208d61862..a5bd658c2e83 100644 --- a/drivers/misc/sgi-xp/xpc.h +++ b/drivers/misc/sgi-xp/xpc.h @@ -181,6 +181,18 @@ struct xpc_vars_part_sn2 { xpc_nasid_mask_nlongs)) /* + * Info pertinent to a GRU message queue using a watch list for irq generation. + */ +struct xpc_gru_mq_uv { + void *address; /* address of GRU message queue */ + unsigned int order; /* size of GRU message queue as a power of 2 */ + int irq; /* irq raised when message is received in mq */ + int mmr_blade; /* blade where watchlist was allocated from */ + unsigned long mmr_offset; /* offset of irq mmr located on mmr_blade */ + int watchlist_num; /* number of watchlist allocatd by BIOS */ +}; + +/* * The activate_mq is used to send/receive GRU messages that affect XPC's * heartbeat, partition active state, and channel state. This is UV only. */ diff --git a/drivers/misc/sgi-xp/xpc_main.c b/drivers/misc/sgi-xp/xpc_main.c index e8d5cfbd32c2..89218f7cfaa7 100644 --- a/drivers/misc/sgi-xp/xpc_main.c +++ b/drivers/misc/sgi-xp/xpc_main.c @@ -59,12 +59,12 @@ struct device_driver xpc_dbg_name = { }; struct device xpc_part_dbg_subname = { - .bus_id = {0}, /* set to "part" at xpc_init() time */ + .init_name = "", /* set to "part" at xpc_init() time */ .driver = &xpc_dbg_name }; struct device xpc_chan_dbg_subname = { - .bus_id = {0}, /* set to "chan" at xpc_init() time */ + .init_name = "", /* set to "chan" at xpc_init() time */ .driver = &xpc_dbg_name }; @@ -1258,8 +1258,8 @@ xpc_init(void) int ret; struct task_struct *kthread; - snprintf(xpc_part->bus_id, BUS_ID_SIZE, "part"); - snprintf(xpc_chan->bus_id, BUS_ID_SIZE, "chan"); + dev_set_name(xpc_part, "part"); + dev_set_name(xpc_chan, "chan"); if (is_shub()) { /* diff --git a/drivers/misc/sgi-xp/xpc_sn2.c b/drivers/misc/sgi-xp/xpc_sn2.c index b4882ccf6344..73b7fb8de47a 100644 --- a/drivers/misc/sgi-xp/xpc_sn2.c +++ b/drivers/misc/sgi-xp/xpc_sn2.c @@ -553,22 +553,17 @@ static u64 xpc_prot_vec_sn2[MAX_NUMNODES]; static enum xp_retval xpc_allow_amo_ops_sn2(struct amo *amos_page) { - u64 nasid_array = 0; - int ret; + enum xp_retval ret = xpSuccess; /* * On SHUB 1.1, we cannot call sn_change_memprotect() since the BIST * collides with memory operations. On those systems we call * xpc_allow_amo_ops_shub_wars_1_1_sn2() instead. */ - if (!enable_shub_wars_1_1()) { - ret = sn_change_memprotect(ia64_tpa((u64)amos_page), PAGE_SIZE, - SN_MEMPROT_ACCESS_CLASS_1, - &nasid_array); - if (ret != 0) - return xpSalError; - } - return xpSuccess; + if (!enable_shub_wars_1_1()) + ret = xp_expand_memprotect(ia64_tpa((u64)amos_page), PAGE_SIZE); + + return ret; } /* diff --git a/drivers/misc/sgi-xp/xpc_uv.c b/drivers/misc/sgi-xp/xpc_uv.c index 1ac694c01623..91a55b1b1037 100644 --- a/drivers/misc/sgi-xp/xpc_uv.c +++ b/drivers/misc/sgi-xp/xpc_uv.c @@ -18,7 +18,15 @@ #include <linux/interrupt.h> #include <linux/delay.h> #include <linux/device.h> +#include <linux/err.h> #include <asm/uv/uv_hub.h> +#if defined CONFIG_X86_64 +#include <asm/uv/bios.h> +#include <asm/uv/uv_irq.h> +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV +#include <asm/sn/intr.h> +#include <asm/sn/sn_sal.h> +#endif #include "../sgi-gru/gru.h" #include "../sgi-gru/grukservices.h" #include "xpc.h" @@ -27,15 +35,17 @@ static atomic64_t xpc_heartbeat_uv; static DECLARE_BITMAP(xpc_heartbeating_to_mask_uv, XP_MAX_NPARTITIONS_UV); #define XPC_ACTIVATE_MSG_SIZE_UV (1 * GRU_CACHE_LINE_BYTES) -#define XPC_NOTIFY_MSG_SIZE_UV (2 * GRU_CACHE_LINE_BYTES) +#define XPC_ACTIVATE_MQ_SIZE_UV (4 * XP_MAX_NPARTITIONS_UV * \ + XPC_ACTIVATE_MSG_SIZE_UV) +#define XPC_ACTIVATE_IRQ_NAME "xpc_activate" -#define XPC_ACTIVATE_MQ_SIZE_UV (4 * XP_MAX_NPARTITIONS_UV * \ - XPC_ACTIVATE_MSG_SIZE_UV) -#define XPC_NOTIFY_MQ_SIZE_UV (4 * XP_MAX_NPARTITIONS_UV * \ - XPC_NOTIFY_MSG_SIZE_UV) +#define XPC_NOTIFY_MSG_SIZE_UV (2 * GRU_CACHE_LINE_BYTES) +#define XPC_NOTIFY_MQ_SIZE_UV (4 * XP_MAX_NPARTITIONS_UV * \ + XPC_NOTIFY_MSG_SIZE_UV) +#define XPC_NOTIFY_IRQ_NAME "xpc_notify" -static void *xpc_activate_mq_uv; -static void *xpc_notify_mq_uv; +static struct xpc_gru_mq_uv *xpc_activate_mq_uv; +static struct xpc_gru_mq_uv *xpc_notify_mq_uv; static int xpc_setup_partitions_sn_uv(void) @@ -52,62 +62,209 @@ xpc_setup_partitions_sn_uv(void) return 0; } -static void * -xpc_create_gru_mq_uv(unsigned int mq_size, int cpuid, unsigned int irq, +static int +xpc_get_gru_mq_irq_uv(struct xpc_gru_mq_uv *mq, int cpu, char *irq_name) +{ +#if defined CONFIG_X86_64 + mq->irq = uv_setup_irq(irq_name, cpu, mq->mmr_blade, mq->mmr_offset); + if (mq->irq < 0) { + dev_err(xpc_part, "uv_setup_irq() returned error=%d\n", + mq->irq); + } + +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV + int mmr_pnode; + unsigned long mmr_value; + + if (strcmp(irq_name, XPC_ACTIVATE_IRQ_NAME) == 0) + mq->irq = SGI_XPC_ACTIVATE; + else if (strcmp(irq_name, XPC_NOTIFY_IRQ_NAME) == 0) + mq->irq = SGI_XPC_NOTIFY; + else + return -EINVAL; + + mmr_pnode = uv_blade_to_pnode(mq->mmr_blade); + mmr_value = (unsigned long)cpu_physical_id(cpu) << 32 | mq->irq; + + uv_write_global_mmr64(mmr_pnode, mq->mmr_offset, mmr_value); +#else + #error not a supported configuration +#endif + + return 0; +} + +static void +xpc_release_gru_mq_irq_uv(struct xpc_gru_mq_uv *mq) +{ +#if defined CONFIG_X86_64 + uv_teardown_irq(mq->irq, mq->mmr_blade, mq->mmr_offset); + +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV + int mmr_pnode; + unsigned long mmr_value; + + mmr_pnode = uv_blade_to_pnode(mq->mmr_blade); + mmr_value = 1UL << 16; + + uv_write_global_mmr64(mmr_pnode, mq->mmr_offset, mmr_value); +#else + #error not a supported configuration +#endif +} + +static int +xpc_gru_mq_watchlist_alloc_uv(struct xpc_gru_mq_uv *mq) +{ + int ret; + +#if defined CONFIG_X86_64 + ret = uv_bios_mq_watchlist_alloc(mq->mmr_blade, uv_gpa(mq->address), + mq->order, &mq->mmr_offset); + if (ret < 0) { + dev_err(xpc_part, "uv_bios_mq_watchlist_alloc() failed, " + "ret=%d\n", ret); + return ret; + } +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV + ret = sn_mq_watchlist_alloc(mq->mmr_blade, uv_gpa(mq->address), + mq->order, &mq->mmr_offset); + if (ret < 0) { + dev_err(xpc_part, "sn_mq_watchlist_alloc() failed, ret=%d\n", + ret); + return -EBUSY; + } +#else + #error not a supported configuration +#endif + + mq->watchlist_num = ret; + return 0; +} + +static void +xpc_gru_mq_watchlist_free_uv(struct xpc_gru_mq_uv *mq) +{ + int ret; + +#if defined CONFIG_X86_64 + ret = uv_bios_mq_watchlist_free(mq->mmr_blade, mq->watchlist_num); + BUG_ON(ret != BIOS_STATUS_SUCCESS); +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV + ret = sn_mq_watchlist_free(mq->mmr_blade, mq->watchlist_num); + BUG_ON(ret != SALRET_OK); +#else + #error not a supported configuration +#endif +} + +static struct xpc_gru_mq_uv * +xpc_create_gru_mq_uv(unsigned int mq_size, int cpu, char *irq_name, irq_handler_t irq_handler) { + enum xp_retval xp_ret; int ret; int nid; - int mq_order; + int pg_order; struct page *page; - void *mq; + struct xpc_gru_mq_uv *mq; + + mq = kmalloc(sizeof(struct xpc_gru_mq_uv), GFP_KERNEL); + if (mq == NULL) { + dev_err(xpc_part, "xpc_create_gru_mq_uv() failed to kmalloc() " + "a xpc_gru_mq_uv structure\n"); + ret = -ENOMEM; + goto out_1; + } + + pg_order = get_order(mq_size); + mq->order = pg_order + PAGE_SHIFT; + mq_size = 1UL << mq->order; + + mq->mmr_blade = uv_cpu_to_blade_id(cpu); - nid = cpu_to_node(cpuid); - mq_order = get_order(mq_size); + nid = cpu_to_node(cpu); page = alloc_pages_node(nid, GFP_KERNEL | __GFP_ZERO | GFP_THISNODE, - mq_order); + pg_order); if (page == NULL) { dev_err(xpc_part, "xpc_create_gru_mq_uv() failed to alloc %d " "bytes of memory on nid=%d for GRU mq\n", mq_size, nid); - return NULL; + ret = -ENOMEM; + goto out_2; } + mq->address = page_address(page); - mq = page_address(page); - ret = gru_create_message_queue(mq, mq_size); + ret = gru_create_message_queue(mq->address, mq_size); if (ret != 0) { dev_err(xpc_part, "gru_create_message_queue() returned " "error=%d\n", ret); - free_pages((unsigned long)mq, mq_order); - return NULL; + ret = -EINVAL; + goto out_3; } - /* !!! Need to do some other things to set up IRQ */ + /* enable generation of irq when GRU mq operation occurs to this mq */ + ret = xpc_gru_mq_watchlist_alloc_uv(mq); + if (ret != 0) + goto out_3; - ret = request_irq(irq, irq_handler, 0, "xpc", NULL); + ret = xpc_get_gru_mq_irq_uv(mq, cpu, irq_name); + if (ret != 0) + goto out_4; + + ret = request_irq(mq->irq, irq_handler, 0, irq_name, NULL); if (ret != 0) { dev_err(xpc_part, "request_irq(irq=%d) returned error=%d\n", - irq, ret); - free_pages((unsigned long)mq, mq_order); - return NULL; + mq->irq, ret); + goto out_5; } - /* !!! enable generation of irq when GRU mq op occurs to this mq */ - - /* ??? allow other partitions to access GRU mq? */ + /* allow other partitions to access this GRU mq */ + xp_ret = xp_expand_memprotect(xp_pa(mq->address), mq_size); + if (xp_ret != xpSuccess) { + ret = -EACCES; + goto out_6; + } return mq; + + /* something went wrong */ +out_6: + free_irq(mq->irq, NULL); +out_5: + xpc_release_gru_mq_irq_uv(mq); +out_4: + xpc_gru_mq_watchlist_free_uv(mq); +out_3: + free_pages((unsigned long)mq->address, pg_order); +out_2: + kfree(mq); +out_1: + return ERR_PTR(ret); } static void -xpc_destroy_gru_mq_uv(void *mq, unsigned int mq_size, unsigned int irq) +xpc_destroy_gru_mq_uv(struct xpc_gru_mq_uv *mq) { - /* ??? disallow other partitions to access GRU mq? */ + unsigned int mq_size; + int pg_order; + int ret; + + /* disallow other partitions to access GRU mq */ + mq_size = 1UL << mq->order; + ret = xp_restrict_memprotect(xp_pa(mq->address), mq_size); + BUG_ON(ret != xpSuccess); - /* !!! disable generation of irq when GRU mq op occurs to this mq */ + /* unregister irq handler and release mq irq/vector mapping */ + free_irq(mq->irq, NULL); + xpc_release_gru_mq_irq_uv(mq); - free_irq(irq, NULL); + /* disable generation of irq when GRU mq op occurs to this mq */ + xpc_gru_mq_watchlist_free_uv(mq); - free_pages((unsigned long)mq, get_order(mq_size)); + pg_order = mq->order - PAGE_SHIFT; + free_pages((unsigned long)mq->address, pg_order); + + kfree(mq); } static enum xp_retval @@ -402,7 +559,10 @@ xpc_handle_activate_IRQ_uv(int irq, void *dev_id) struct xpc_partition *part; int wakeup_hb_checker = 0; - while ((msg_hdr = gru_get_next_message(xpc_activate_mq_uv)) != NULL) { + while (1) { + msg_hdr = gru_get_next_message(xpc_activate_mq_uv->address); + if (msg_hdr == NULL) + break; partid = msg_hdr->partid; if (partid < 0 || partid >= XP_MAX_NPARTITIONS_UV) { @@ -418,7 +578,7 @@ xpc_handle_activate_IRQ_uv(int irq, void *dev_id) } } - gru_free_message(xpc_activate_mq_uv, msg_hdr); + gru_free_message(xpc_activate_mq_uv->address, msg_hdr); } if (wakeup_hb_checker) @@ -482,7 +642,7 @@ xpc_send_local_activate_IRQ_uv(struct xpc_partition *part, int act_state_req) struct xpc_partition_uv *part_uv = &part->sn.uv; /* - * !!! Make our side think that the remote parition sent an activate + * !!! Make our side think that the remote partition sent an activate * !!! message our way by doing what the activate IRQ handler would * !!! do had one really been sent. */ @@ -500,14 +660,39 @@ static enum xp_retval xpc_get_partition_rsvd_page_pa_uv(void *buf, u64 *cookie, unsigned long *rp_pa, size_t *len) { - /* !!! call the UV version of sn_partition_reserved_page_pa() */ - return xpUnsupported; + s64 status; + enum xp_retval ret; + +#if defined CONFIG_X86_64 + status = uv_bios_reserved_page_pa((u64)buf, cookie, (u64 *)rp_pa, + (u64 *)len); + if (status == BIOS_STATUS_SUCCESS) + ret = xpSuccess; + else if (status == BIOS_STATUS_MORE_PASSES) + ret = xpNeedMoreInfo; + else + ret = xpBiosError; + +#elif defined CONFIG_IA64_GENERIC || defined CONFIG_IA64_SGI_UV + status = sn_partition_reserved_page_pa((u64)buf, cookie, rp_pa, len); + if (status == SALRET_OK) + ret = xpSuccess; + else if (status == SALRET_MORE_PASSES) + ret = xpNeedMoreInfo; + else + ret = xpSalError; + +#else + #error not a supported configuration +#endif + + return ret; } static int xpc_setup_rsvd_page_sn_uv(struct xpc_rsvd_page *rp) { - rp->sn.activate_mq_gpa = uv_gpa(xpc_activate_mq_uv); + rp->sn.activate_mq_gpa = uv_gpa(xpc_activate_mq_uv->address); return 0; } @@ -1411,22 +1596,18 @@ xpc_init_uv(void) return -E2BIG; } - /* ??? The cpuid argument's value is 0, is that what we want? */ - /* !!! The irq argument's value isn't correct. */ - xpc_activate_mq_uv = xpc_create_gru_mq_uv(XPC_ACTIVATE_MQ_SIZE_UV, 0, 0, + xpc_activate_mq_uv = xpc_create_gru_mq_uv(XPC_ACTIVATE_MQ_SIZE_UV, 0, + XPC_ACTIVATE_IRQ_NAME, xpc_handle_activate_IRQ_uv); - if (xpc_activate_mq_uv == NULL) - return -ENOMEM; + if (IS_ERR(xpc_activate_mq_uv)) + return PTR_ERR(xpc_activate_mq_uv); - /* ??? The cpuid argument's value is 0, is that what we want? */ - /* !!! The irq argument's value isn't correct. */ - xpc_notify_mq_uv = xpc_create_gru_mq_uv(XPC_NOTIFY_MQ_SIZE_UV, 0, 0, + xpc_notify_mq_uv = xpc_create_gru_mq_uv(XPC_NOTIFY_MQ_SIZE_UV, 0, + XPC_NOTIFY_IRQ_NAME, xpc_handle_notify_IRQ_uv); - if (xpc_notify_mq_uv == NULL) { - /* !!! The irq argument's value isn't correct. */ - xpc_destroy_gru_mq_uv(xpc_activate_mq_uv, - XPC_ACTIVATE_MQ_SIZE_UV, 0); - return -ENOMEM; + if (IS_ERR(xpc_notify_mq_uv)) { + xpc_destroy_gru_mq_uv(xpc_activate_mq_uv); + return PTR_ERR(xpc_notify_mq_uv); } return 0; @@ -1435,9 +1616,6 @@ xpc_init_uv(void) void xpc_exit_uv(void) { - /* !!! The irq argument's value isn't correct. */ - xpc_destroy_gru_mq_uv(xpc_notify_mq_uv, XPC_NOTIFY_MQ_SIZE_UV, 0); - - /* !!! The irq argument's value isn't correct. */ - xpc_destroy_gru_mq_uv(xpc_activate_mq_uv, XPC_ACTIVATE_MQ_SIZE_UV, 0); + xpc_destroy_gru_mq_uv(xpc_notify_mq_uv); + xpc_destroy_gru_mq_uv(xpc_activate_mq_uv); } diff --git a/drivers/misc/sgi-xp/xpnet.c b/drivers/misc/sgi-xp/xpnet.c index 71513b3af708..81152b3e360c 100644 --- a/drivers/misc/sgi-xp/xpnet.c +++ b/drivers/misc/sgi-xp/xpnet.c @@ -138,7 +138,7 @@ struct device_driver xpnet_dbg_name = { }; struct device xpnet_dbg_subname = { - .bus_id = {0}, /* set to "" */ + .init_name = "", /* set to "" */ .driver = &xpnet_dbg_name }; @@ -153,8 +153,7 @@ xpnet_receive(short partid, int channel, struct xpnet_message *msg) struct sk_buff *skb; void *dst; enum xp_retval ret; - struct xpnet_dev_private *priv = - (struct xpnet_dev_private *)xpnet_device->priv; + struct xpnet_dev_private *priv = netdev_priv(xpnet_device); if (!XPNET_VALID_MSG(msg)) { /* @@ -368,9 +367,7 @@ xpnet_dev_set_config(struct net_device *dev, struct ifmap *new_map) static struct net_device_stats * xpnet_dev_get_stats(struct net_device *dev) { - struct xpnet_dev_private *priv; - - priv = (struct xpnet_dev_private *)dev->priv; + struct xpnet_dev_private *priv = netdev_priv(dev); return &priv->stats; } @@ -456,7 +453,7 @@ xpnet_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) struct xpnet_pending_msg *queued_msg; u64 start_addr, end_addr; short dest_partid; - struct xpnet_dev_private *priv = (struct xpnet_dev_private *)dev->priv; + struct xpnet_dev_private *priv = netdev_priv(dev); u16 embedded_bytes = 0; dev_dbg(xpnet, ">skb->head=0x%p skb->data=0x%p skb->tail=0x%p " @@ -541,9 +538,7 @@ xpnet_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) static void xpnet_dev_tx_timeout(struct net_device *dev) { - struct xpnet_dev_private *priv; - - priv = (struct xpnet_dev_private *)dev->priv; + struct xpnet_dev_private *priv = netdev_priv(dev); priv->stats.tx_errors++; return; diff --git a/drivers/misc/tifm_7xx1.c b/drivers/misc/tifm_7xx1.c index 67503ea71d21..be5672a98702 100644 --- a/drivers/misc/tifm_7xx1.c +++ b/drivers/misc/tifm_7xx1.c @@ -164,7 +164,7 @@ static void tifm_7xx1_switch_media(struct work_struct *work) if (sock) { printk(KERN_INFO "%s : demand removing card from socket %u:%u\n", - fm->dev.bus_id, fm->id, cnt); + dev_name(&fm->dev), fm->id, cnt); fm->sockets[cnt] = NULL; sock_addr = sock->addr; spin_unlock_irqrestore(&fm->lock, flags); @@ -354,8 +354,7 @@ static int tifm_7xx1_probe(struct pci_dev *dev, fm->has_ms_pif = tifm_7xx1_has_ms_pif; pci_set_drvdata(dev, fm); - fm->addr = ioremap(pci_resource_start(dev, 0), - pci_resource_len(dev, 0)); + fm->addr = pci_ioremap_bar(dev, 0); if (!fm->addr) goto err_out_free; diff --git a/drivers/misc/tifm_core.c b/drivers/misc/tifm_core.c index 82dc72a1484f..98bcba521da2 100644 --- a/drivers/misc/tifm_core.c +++ b/drivers/misc/tifm_core.c @@ -203,7 +203,7 @@ int tifm_add_adapter(struct tifm_adapter *fm) if (rc) return rc; - snprintf(fm->dev.bus_id, BUS_ID_SIZE, "tifm%u", fm->id); + dev_set_name(&fm->dev, "tifm%u", fm->id); rc = device_add(&fm->dev); if (rc) { spin_lock(&tifm_adapter_lock); @@ -266,9 +266,8 @@ struct tifm_dev *tifm_alloc_device(struct tifm_adapter *fm, unsigned int id, sock->dev.dma_mask = fm->dev.parent->dma_mask; sock->dev.release = tifm_free_device; - snprintf(sock->dev.bus_id, BUS_ID_SIZE, - "tifm_%s%u:%u", tifm_media_type_name(type, 2), - fm->id, id); + dev_set_name(&sock->dev, "tifm_%s%u:%u", + tifm_media_type_name(type, 2), fm->id, id); printk(KERN_INFO DRIVER_NAME ": %s card detected in socket %u:%u\n", tifm_media_type_name(type, 0), fm->id, id); |