diff options
Diffstat (limited to 'drivers')
122 files changed, 2359 insertions, 697 deletions
diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c index 1b8e592a824..0bba3a914e8 100644 --- a/drivers/acpi/processor_throttling.c +++ b/drivers/acpi/processor_throttling.c @@ -838,10 +838,10 @@ static int acpi_processor_get_throttling(struct acpi_processor *pr) * Migrate task to the cpu pointed by pr. */ saved_mask = current->cpus_allowed; - set_cpus_allowed(current, cpumask_of_cpu(pr->id)); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(pr->id)); ret = pr->throttling.acpi_processor_get_throttling(pr); /* restore the previous state */ - set_cpus_allowed(current, saved_mask); + set_cpus_allowed_ptr(current, &saved_mask); return ret; } @@ -1025,7 +1025,7 @@ int acpi_processor_set_throttling(struct acpi_processor *pr, int state) * it can be called only for the cpu pointed by pr. */ if (p_throttling->shared_type == DOMAIN_COORD_TYPE_SW_ANY) { - set_cpus_allowed(current, cpumask_of_cpu(pr->id)); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(pr->id)); ret = p_throttling->acpi_processor_set_throttling(pr, t_state.target_state); } else { @@ -1056,7 +1056,7 @@ int acpi_processor_set_throttling(struct acpi_processor *pr, int state) continue; } t_state.cpu = i; - set_cpus_allowed(current, cpumask_of_cpu(i)); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(i)); ret = match_pr->throttling. acpi_processor_set_throttling( match_pr, t_state.target_state); @@ -1074,7 +1074,7 @@ int acpi_processor_set_throttling(struct acpi_processor *pr, int state) &t_state); } /* restore the previous state */ - set_cpus_allowed(current, saved_mask); + set_cpus_allowed_ptr(current, &saved_mask); return ret; } diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 733eb94d055..b0b00af90d0 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -61,7 +61,6 @@ #include <scsi/scsi_cmnd.h> #include <scsi/scsi_host.h> #include <linux/libata.h> -#include <asm/semaphore.h> #include <asm/byteorder.h> #include <linux/cdrom.h> diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index 05ff8c77649..d52ce118832 100644 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -76,6 +76,7 @@ #include <linux/device.h> #include <linux/platform_device.h> #include <linux/ata_platform.h> +#include <linux/mbus.h> #include <scsi/scsi_host.h> #include <scsi/scsi_cmnd.h> #include <scsi/scsi_device.h> @@ -370,6 +371,9 @@ enum { #define IS_GEN_IIE(hpriv) ((hpriv)->hp_flags & MV_HP_GEN_IIE) #define HAS_PCI(host) (!((host)->ports[0]->flags & MV_FLAG_SOC)) +#define WINDOW_CTRL(i) (0x20030 + ((i) << 4)) +#define WINDOW_BASE(i) (0x20034 + ((i) << 4)) + enum { /* DMA boundary 0xffff is required by the s/g splitting * we need on /length/ in mv_fill-sg(). @@ -2769,6 +2773,27 @@ static int mv_create_dma_pools(struct mv_host_priv *hpriv, struct device *dev) return 0; } +static void mv_conf_mbus_windows(struct mv_host_priv *hpriv, + struct mbus_dram_target_info *dram) +{ + int i; + + for (i = 0; i < 4; i++) { + writel(0, hpriv->base + WINDOW_CTRL(i)); + writel(0, hpriv->base + WINDOW_BASE(i)); + } + + for (i = 0; i < dram->num_cs; i++) { + struct mbus_dram_window *cs = dram->cs + i; + + writel(((cs->size - 1) & 0xffff0000) | + (cs->mbus_attr << 8) | + (dram->mbus_dram_target_id << 4) | 1, + hpriv->base + WINDOW_CTRL(i)); + writel(cs->base, hpriv->base + WINDOW_BASE(i)); + } +} + /** * mv_platform_probe - handle a positive probe of an soc Marvell * host @@ -2823,6 +2848,12 @@ static int mv_platform_probe(struct platform_device *pdev) res->end - res->start + 1); hpriv->base -= MV_SATAHC0_REG_BASE; + /* + * (Re-)program MBUS remapping windows if we are asked to. + */ + if (mv_platform_data->dram != NULL) + mv_conf_mbus_windows(hpriv, mv_platform_data->dram); + rc = mv_create_dma_pools(hpriv, &pdev->dev); if (rc) return rc; diff --git a/drivers/atm/iphase.c b/drivers/atm/iphase.c index 670c093ed25..5c28ca7380f 100644 --- a/drivers/atm/iphase.c +++ b/drivers/atm/iphase.c @@ -60,7 +60,8 @@ #include <asm/uaccess.h> #include <asm/string.h> #include <asm/byteorder.h> -#include <linux/vmalloc.h> +#include <linux/vmalloc.h> +#include <linux/jiffies.h> #include "iphase.h" #include "suni.h" #define swap(x) (((x & 0xff) << 8) | ((x & 0xff00) >> 8)) @@ -189,7 +190,7 @@ static u16 get_desc (IADEV *dev, struct ia_vcc *iavcc) { int ltimeout; ia_hack_tcq (dev); - if(((jiffies - timer)>50)||((dev->ffL.tcq_rd==dev->host_tcq_wr))){ + if((time_after(jiffies,timer+50)) || ((dev->ffL.tcq_rd==dev->host_tcq_wr))) { timer = jiffies; i=0; while (i < dev->num_tx_desc) { @@ -1225,7 +1226,7 @@ static void rx_intr(struct atm_dev *dev) iadev->rx_tmp_jif = jiffies; iadev->rxing = 0; } - else if (((jiffies - iadev->rx_tmp_jif) > 50) && + else if ((time_after(jiffies, iadev->rx_tmp_jif + 50)) && ((iadev->rx_pkt_cnt - iadev->rx_tmp_cnt) == 0)) { for (i = 1; i <= iadev->num_rx_desc; i++) free_desc(dev, i); diff --git a/drivers/atm/nicstar.c b/drivers/atm/nicstar.c index 0c205b000e8..38c769f8d2b 100644 --- a/drivers/atm/nicstar.c +++ b/drivers/atm/nicstar.c @@ -125,85 +125,6 @@ #define ATM_SKB(s) (&(s)->atm) #endif - /* Spinlock debugging stuff */ -#ifdef NS_DEBUG_SPINLOCKS /* See nicstar.h */ -#define ns_grab_int_lock(card,flags) \ - do { \ - unsigned long nsdsf, nsdsf2; \ - local_irq_save(flags); \ - save_flags(nsdsf); cli();\ - if (nsdsf & (1<<9)) printk ("nicstar.c: ints %sabled -> enabled.\n", \ - (flags)&(1<<9)?"en":"dis"); \ - if (spin_is_locked(&(card)->int_lock) && \ - (card)->cpu_int == smp_processor_id()) { \ - printk("nicstar.c: line %d (cpu %d) int_lock already locked at line %d (cpu %d)\n", \ - __LINE__, smp_processor_id(), (card)->has_int_lock, \ - (card)->cpu_int); \ - printk("nicstar.c: ints were %sabled.\n", ((flags)&(1<<9)?"en":"dis")); \ - } \ - if (spin_is_locked(&(card)->res_lock) && \ - (card)->cpu_res == smp_processor_id()) { \ - printk("nicstar.c: line %d (cpu %d) res_lock locked at line %d (cpu %d)(trying int)\n", \ - __LINE__, smp_processor_id(), (card)->has_res_lock, \ - (card)->cpu_res); \ - printk("nicstar.c: ints were %sabled.\n", ((flags)&(1<<9)?"en":"dis")); \ - } \ - spin_lock_irq(&(card)->int_lock); \ - (card)->has_int_lock = __LINE__; \ - (card)->cpu_int = smp_processor_id(); \ - restore_flags(nsdsf); } while (0) -#define ns_grab_res_lock(card,flags) \ - do { \ - unsigned long nsdsf, nsdsf2; \ - local_irq_save(flags); \ - save_flags(nsdsf); cli();\ - if (nsdsf & (1<<9)) printk ("nicstar.c: ints %sabled -> enabled.\n", \ - (flags)&(1<<9)?"en":"dis"); \ - if (spin_is_locked(&(card)->res_lock) && \ - (card)->cpu_res == smp_processor_id()) { \ - printk("nicstar.c: line %d (cpu %d) res_lock already locked at line %d (cpu %d)\n", \ - __LINE__, smp_processor_id(), (card)->has_res_lock, \ - (card)->cpu_res); \ - printk("nicstar.c: ints were %sabled.\n", ((flags)&(1<<9)?"en":"dis")); \ - } \ - spin_lock_irq(&(card)->res_lock); \ - (card)->has_res_lock = __LINE__; \ - (card)->cpu_res = smp_processor_id(); \ - restore_flags(nsdsf); } while (0) -#define ns_grab_scq_lock(card,scq,flags) \ - do { \ - unsigned long nsdsf, nsdsf2; \ - local_irq_save(flags); \ - save_flags(nsdsf); cli();\ - if (nsdsf & (1<<9)) printk ("nicstar.c: ints %sabled -> enabled.\n", \ - (flags)&(1<<9)?"en":"dis"); \ - if (spin_is_locked(&(scq)->lock) && \ - (scq)->cpu_lock == smp_processor_id()) { \ - printk("nicstar.c: line %d (cpu %d) this scq_lock already locked at line %d (cpu %d)\n", \ - __LINE__, smp_processor_id(), (scq)->has_lock, \ - (scq)->cpu_lock); \ - printk("nicstar.c: ints were %sabled.\n", ((flags)&(1<<9)?"en":"dis")); \ - } \ - if (spin_is_locked(&(card)->res_lock) && \ - (card)->cpu_res == smp_processor_id()) { \ - printk("nicstar.c: line %d (cpu %d) res_lock locked at line %d (cpu %d)(trying scq)\n", \ - __LINE__, smp_processor_id(), (card)->has_res_lock, \ - (card)->cpu_res); \ - printk("nicstar.c: ints were %sabled.\n", ((flags)&(1<<9)?"en":"dis")); \ - } \ - spin_lock_irq(&(scq)->lock); \ - (scq)->has_lock = __LINE__; \ - (scq)->cpu_lock = smp_processor_id(); \ - restore_flags(nsdsf); } while (0) -#else /* !NS_DEBUG_SPINLOCKS */ -#define ns_grab_int_lock(card,flags) \ - spin_lock_irqsave(&(card)->int_lock,(flags)) -#define ns_grab_res_lock(card,flags) \ - spin_lock_irqsave(&(card)->res_lock,(flags)) -#define ns_grab_scq_lock(card,scq,flags) \ - spin_lock_irqsave(&(scq)->lock,flags) -#endif /* NS_DEBUG_SPINLOCKS */ - /* Function declarations ******************************************************/ @@ -422,7 +343,7 @@ static u32 ns_read_sram(ns_dev *card, u32 sram_address) sram_address <<= 2; sram_address &= 0x0007FFFC; /* address must be dword aligned */ sram_address |= 0x50000000; /* SRAM read command */ - ns_grab_res_lock(card, flags); + spin_lock_irqsave(&card->res_lock, flags); while (CMD_BUSY(card)); writel(sram_address, card->membase + CMD); while (CMD_BUSY(card)); @@ -440,7 +361,7 @@ static void ns_write_sram(ns_dev *card, u32 sram_address, u32 *value, int count) count--; /* count range now is 0..3 instead of 1..4 */ c = count; c <<= 2; /* to use increments of 4 */ - ns_grab_res_lock(card, flags); + spin_lock_irqsave(&card->res_lock, flags); while (CMD_BUSY(card)); for (i = 0; i <= c; i += 4) writel(*(value++), card->membase + i); @@ -1166,7 +1087,7 @@ static void push_rxbufs(ns_dev *card, struct sk_buff *skb) card->lbfqc += 2; } - ns_grab_res_lock(card, flags); + spin_lock_irqsave(&card->res_lock, flags); while (CMD_BUSY(card)); writel(addr2, card->membase + DR3); @@ -1206,7 +1127,7 @@ static irqreturn_t ns_irq_handler(int irq, void *dev_id) PRINTK("nicstar%d: NICStAR generated an interrupt\n", card->index); - ns_grab_int_lock(card, flags); + spin_lock_irqsave(&card->int_lock, flags); stat_r = readl(card->membase + STAT); @@ -1585,7 +1506,7 @@ static void ns_close(struct atm_vcc *vcc) unsigned long flags; addr = NS_RCT + (vcc->vpi << card->vcibits | vcc->vci) * NS_RCT_ENTRY_SIZE; - ns_grab_res_lock(card, flags); + spin_lock_irqsave(&card->res_lock, flags); while(CMD_BUSY(card)); writel(NS_CMD_CLOSE_CONNECTION | addr << 2, card->membase + CMD); spin_unlock_irqrestore(&card->res_lock, flags); @@ -1607,7 +1528,7 @@ static void ns_close(struct atm_vcc *vcc) NS_SKB(iovb)->iovcnt); NS_SKB(iovb)->iovcnt = 0; NS_SKB(iovb)->vcc = NULL; - ns_grab_int_lock(card, flags); + spin_lock_irqsave(&card->int_lock, flags); recycle_iov_buf(card, iovb); spin_unlock_irqrestore(&card->int_lock, flags); vc->rx_iov = NULL; @@ -1629,7 +1550,7 @@ static void ns_close(struct atm_vcc *vcc) for (;;) { - ns_grab_scq_lock(card, scq, flags); + spin_lock_irqsave(&scq->lock, flags); scqep = scq->next; if (scqep == scq->base) scqep = scq->last; @@ -1691,7 +1612,7 @@ static void ns_close(struct atm_vcc *vcc) unsigned long flags; scq_info *scq = card->scq0; - ns_grab_scq_lock(card, scq, flags); + spin_lock_irqsave(&scq->lock, flags); for(i = 0; i < scq->num_entries; i++) { if(scq->skb[i] && ATM_SKB(scq->skb[i])->vcc == vcc) { @@ -1892,7 +1813,7 @@ static int push_scqe(ns_dev *card, vc_map *vc, scq_info *scq, ns_scqe *tbd, u32 data; int index; - ns_grab_scq_lock(card, scq, flags); + spin_lock_irqsave(&scq->lock, flags); while (scq->tail == scq->next) { if (in_interrupt()) { @@ -1904,7 +1825,7 @@ static int push_scqe(ns_dev *card, vc_map *vc, scq_info *scq, ns_scqe *tbd, scq->full = 1; spin_unlock_irqrestore(&scq->lock, flags); interruptible_sleep_on_timeout(&scq->scqfull_waitq, SCQFULL_TIMEOUT); - ns_grab_scq_lock(card, scq, flags); + spin_lock_irqsave(&scq->lock, flags); if (scq->full) { spin_unlock_irqrestore(&scq->lock, flags); @@ -1953,7 +1874,7 @@ static int push_scqe(ns_dev *card, vc_map *vc, scq_info *scq, ns_scqe *tbd, if (has_run++) break; spin_unlock_irqrestore(&scq->lock, flags); interruptible_sleep_on_timeout(&scq->scqfull_waitq, SCQFULL_TIMEOUT); - ns_grab_scq_lock(card, scq, flags); + spin_lock_irqsave(&scq->lock, flags); } if (!scq->full) @@ -2090,7 +2011,7 @@ static void drain_scq(ns_dev *card, scq_info *scq, int pos) return; } - ns_grab_scq_lock(card, scq, flags); + spin_lock_irqsave(&scq->lock, flags); i = (int) (scq->tail - scq->base); if (++i == scq->num_entries) i = 0; @@ -2898,7 +2819,7 @@ static int ns_ioctl(struct atm_dev *dev, unsigned int cmd, void __user *arg) { struct sk_buff *hb; - ns_grab_int_lock(card, flags); + spin_lock_irqsave(&card->int_lock, flags); hb = skb_dequeue(&card->hbpool.queue); card->hbpool.count--; spin_unlock_irqrestore(&card->int_lock, flags); @@ -2917,7 +2838,7 @@ static int ns_ioctl(struct atm_dev *dev, unsigned int cmd, void __user *arg) if (hb == NULL) return -ENOMEM; NS_SKB_CB(hb)->buf_type = BUF_NONE; - ns_grab_int_lock(card, flags); + spin_lock_irqsave(&card->int_lock, flags); skb_queue_tail(&card->hbpool.queue, hb); card->hbpool.count++; spin_unlock_irqrestore(&card->int_lock, flags); @@ -2929,7 +2850,7 @@ static int ns_ioctl(struct atm_dev *dev, unsigned int cmd, void __user *arg) { struct sk_buff *iovb; - ns_grab_int_lock(card, flags); + spin_lock_irqsave(&card->int_lock, flags); iovb = skb_dequeue(&card->iovpool.queue); card->iovpool.count--; spin_unlock_irqrestore(&card->int_lock, flags); @@ -2948,7 +2869,7 @@ static int ns_ioctl(struct atm_dev *dev, unsigned int cmd, void __user *arg) if (iovb == NULL) return -ENOMEM; NS_SKB_CB(iovb)->buf_type = BUF_NONE; - ns_grab_int_lock(card, flags); + spin_lock_irqsave(&card->int_lock, flags); skb_queue_tail(&card->iovpool.queue, iovb); card->iovpool.count++; spin_unlock_irqrestore(&card->int_lock, flags); @@ -2995,7 +2916,7 @@ static void ns_poll(unsigned long arg) /* Probably it isn't worth spinning */ continue; } - ns_grab_int_lock(card, flags); + spin_lock_irqsave(&card->int_lock, flags); stat_w = 0; stat_r = readl(card->membase + STAT); @@ -3062,7 +2983,7 @@ static void ns_phy_put(struct atm_dev *dev, unsigned char value, unsigned long flags; card = dev->dev_data; - ns_grab_res_lock(card, flags); + spin_lock_irqsave(&card->res_lock, flags); while(CMD_BUSY(card)); writel((unsigned long) value, card->membase + DR0); writel(NS_CMD_WRITE_UTILITY | 0x00000200 | (addr & 0x000000FF), @@ -3079,7 +3000,7 @@ static unsigned char ns_phy_get(struct atm_dev *dev, unsigned long addr) unsigned long data; card = dev->dev_data; - ns_grab_res_lock(card, flags); + spin_lock_irqsave(&card->res_lock, flags); while(CMD_BUSY(card)); writel(NS_CMD_READ_UTILITY | 0x00000200 | (addr & 0x000000FF), card->membase + CMD); diff --git a/drivers/atm/nicstar.h b/drivers/atm/nicstar.h index 5997bcb45b5..6010e3daa6a 100644 --- a/drivers/atm/nicstar.h +++ b/drivers/atm/nicstar.h @@ -28,8 +28,6 @@ /* Options ********************************************************************/ -#undef NS_DEBUG_SPINLOCKS - #define NS_MAX_CARDS 4 /* Maximum number of NICStAR based cards controlled by the device driver. Must be <= 5 */ @@ -721,10 +719,6 @@ typedef struct scq_info wait_queue_head_t scqfull_waitq; volatile char full; /* SCQ full indicator */ spinlock_t lock; /* SCQ spinlock */ -#ifdef NS_DEBUG_SPINLOCKS - volatile long has_lock; - volatile int cpu_lock; -#endif /* NS_DEBUG_SPINLOCKS */ } scq_info; @@ -810,12 +804,6 @@ typedef struct ns_dev unsigned intcnt; /* Interrupt counter */ spinlock_t int_lock; /* Interrupt lock */ spinlock_t res_lock; /* Card resource lock */ -#ifdef NS_DEBUG_SPINLOCKS - volatile long has_int_lock; - volatile int cpu_int; - volatile long has_res_lock; - volatile int cpu_res; -#endif /* NS_DEBUG_SPINLOCKS */ } ns_dev; diff --git a/drivers/base/core.c b/drivers/base/core.c index 0737fe5392a..9248e0927d0 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -20,7 +20,7 @@ #include <linux/notifier.h> #include <linux/genhd.h> #include <linux/kallsyms.h> -#include <asm/semaphore.h> +#include <linux/semaphore.h> #include "base.h" #include "power/power.h" diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c index 3e417a97681..6fe41742997 100644 --- a/drivers/base/cpu.c +++ b/drivers/base/cpu.c @@ -103,6 +103,51 @@ static SYSDEV_ATTR(crash_notes, 0400, show_crash_notes, NULL); #endif /* + * Print cpu online, possible, present, and system maps + */ +static ssize_t print_cpus_map(char *buf, cpumask_t *map) +{ + int n = cpulist_scnprintf(buf, PAGE_SIZE-2, *map); + + buf[n++] = '\n'; + buf[n] = '\0'; + return n; +} + +#define print_cpus_func(type) \ +static ssize_t print_cpus_##type(struct sysdev_class *class, char *buf) \ +{ \ + return print_cpus_map(buf, &cpu_##type##_map); \ +} \ +struct sysdev_class_attribute attr_##type##_map = \ + _SYSDEV_CLASS_ATTR(type, 0444, print_cpus_##type, NULL) + +print_cpus_func(online); +print_cpus_func(possible); +print_cpus_func(present); + +struct sysdev_class_attribute *cpu_state_attr[] = { + &attr_online_map, + &attr_possible_map, + &attr_present_map, +}; + +static int cpu_states_init(void) +{ + int i; + int err = 0; + + for (i = 0; i < ARRAY_SIZE(cpu_state_attr); i++) { + int ret; + ret = sysdev_class_create_file(&cpu_sysdev_class, + cpu_state_attr[i]); + if (!err) + err = ret; + } + return err; +} + +/* * register_cpu - Setup a sysfs device for a CPU. * @cpu - cpu->hotpluggable field set to 1 will generate a control file in * sysfs for this CPU. @@ -147,6 +192,9 @@ int __init cpu_dev_init(void) int err; err = sysdev_class_register(&cpu_sysdev_class); + if (!err) + err = cpu_states_init(); + #if defined(CONFIG_SCHED_MC) || defined(CONFIG_SCHED_SMT) if (!err) err = sched_create_sysfs_power_savings_entries(&cpu_sysdev_class); diff --git a/drivers/base/node.c b/drivers/base/node.c index e59861f18ce..12fde2d03d6 100644 --- a/drivers/base/node.c +++ b/drivers/base/node.c @@ -19,21 +19,34 @@ static struct sysdev_class node_class = { }; -static ssize_t node_read_cpumap(struct sys_device * dev, char * buf) +static ssize_t node_read_cpumap(struct sys_device *dev, int type, char *buf) { struct node *node_dev = to_node(dev); - cpumask_t mask = node_to_cpumask(node_dev->sysdev.id); + node_to_cpumask_ptr(mask, node_dev->sysdev.id); int len; - /* 2004/06/03: buf currently PAGE_SIZE, need > 1 char per 4 bits. */ - BUILD_BUG_ON(MAX_NUMNODES/4 > PAGE_SIZE/2); + /* 2008/04/07: buf currently PAGE_SIZE, need 9 chars per 32 bits. */ + BUILD_BUG_ON((NR_CPUS/32 * 9) > (PAGE_SIZE-1)); - len = cpumask_scnprintf(buf, PAGE_SIZE-1, mask); - len += sprintf(buf + len, "\n"); + len = type? + cpulist_scnprintf(buf, PAGE_SIZE-2, *mask): + cpumask_scnprintf(buf, PAGE_SIZE-2, *mask); + buf[len++] = '\n'; + buf[len] = '\0'; return len; } -static SYSDEV_ATTR(cpumap, S_IRUGO, node_read_cpumap, NULL); +static inline ssize_t node_read_cpumask(struct sys_device *dev, char *buf) +{ + return node_read_cpumap(dev, 0, buf); +} +static inline ssize_t node_read_cpulist(struct sys_device *dev, char *buf) +{ + return node_read_cpumap(dev, 1, buf); +} + +static SYSDEV_ATTR(cpumap, S_IRUGO, node_read_cpumask, NULL); +static SYSDEV_ATTR(cpulist, S_IRUGO, node_read_cpulist, NULL); #define K(x) ((x) << (PAGE_SHIFT - 10)) static ssize_t node_read_meminfo(struct sys_device * dev, char * buf) @@ -149,6 +162,7 @@ int register_node(struct node *node, int num, struct node *parent) if (!error){ sysdev_create_file(&node->sysdev, &attr_cpumap); + sysdev_create_file(&node->sysdev, &attr_cpulist); sysdev_create_file(&node->sysdev, &attr_meminfo); sysdev_create_file(&node->sysdev, &attr_numastat); sysdev_create_file(&node->sysdev, &attr_distance); @@ -166,6 +180,7 @@ int register_node(struct node *node, int num, struct node *parent) void unregister_node(struct node *node) { sysdev_remove_file(&node->sysdev, &attr_cpumap); + sysdev_remove_file(&node->sysdev, &attr_cpulist); sysdev_remove_file(&node->sysdev, &attr_meminfo); sysdev_remove_file(&node->sysdev, &attr_numastat); sysdev_remove_file(&node->sysdev, &attr_distance); diff --git a/drivers/base/topology.c b/drivers/base/topology.c index e1d3ad4db2f..fdf4044d2e7 100644 --- a/drivers/base/topology.c +++ b/drivers/base/topology.c @@ -40,15 +40,38 @@ static ssize_t show_##name(struct sys_device *dev, char *buf) \ return sprintf(buf, "%d\n", topology_##name(cpu)); \ } -#define define_siblings_show_func(name) \ -static ssize_t show_##name(struct sys_device *dev, char *buf) \ +static ssize_t show_cpumap(int type, cpumask_t *mask, char *buf) +{ + ptrdiff_t len = PTR_ALIGN(buf + PAGE_SIZE - 1, PAGE_SIZE) - buf; + int n = 0; + + if (len > 1) { + n = type? + cpulist_scnprintf(buf, len-2, *mask): + cpumask_scnprintf(buf, len-2, *mask); + buf[n++] = '\n'; + buf[n] = '\0'; + } + return n; +} + +#define define_siblings_show_map(name) \ +static inline ssize_t show_##name(struct sys_device *dev, char *buf) \ { \ - ssize_t len = -1; \ unsigned int cpu = dev->id; \ - len = cpumask_scnprintf(buf, NR_CPUS+1, topology_##name(cpu)); \ - return (len + sprintf(buf + len, "\n")); \ + return show_cpumap(0, &(topology_##name(cpu)), buf); \ } +#define define_siblings_show_list(name) \ +static inline ssize_t show_##name##_list(struct sys_device *dev, char *buf) \ +{ \ + unsigned int cpu = dev->id; \ + return show_cpumap(1, &(topology_##name(cpu)), buf); \ +} + +#define define_siblings_show_func(name) \ + define_siblings_show_map(name); define_siblings_show_list(name) + #ifdef topology_physical_package_id define_id_show_func(physical_package_id); define_one_ro(physical_package_id); @@ -68,7 +91,9 @@ define_one_ro(core_id); #ifdef topology_thread_siblings define_siblings_show_func(thread_siblings); define_one_ro(thread_siblings); -#define ref_thread_siblings_attr &attr_thread_siblings.attr, +define_one_ro(thread_siblings_list); +#define ref_thread_siblings_attr \ + &attr_thread_siblings.attr, &attr_thread_siblings_list.attr, #else #define ref_thread_siblings_attr #endif @@ -76,7 +101,9 @@ define_one_ro(thread_siblings); #ifdef topology_core_siblings define_siblings_show_func(core_siblings); define_one_ro(core_siblings); -#define ref_core_siblings_attr &attr_core_siblings.attr, +define_one_ro(core_siblings_list); +#define ref_core_siblings_attr \ + &attr_core_siblings.attr, &attr_core_siblings_list.attr, #else #define ref_core_siblings_attr #endif diff --git a/drivers/block/cryptoloop.c b/drivers/block/cryptoloop.c index 241167878ed..8b6bb764b0a 100644 --- a/drivers/block/cryptoloop.c +++ b/drivers/block/cryptoloop.c @@ -27,7 +27,6 @@ #include <linux/blkdev.h> #include <linux/loop.h> #include <linux/scatterlist.h> -#include <asm/semaphore.h> #include <asm/uaccess.h> MODULE_LICENSE("GPL"); diff --git a/drivers/bluetooth/hci_usb.c b/drivers/bluetooth/hci_usb.c index 8b884f87d8b..192522ebb77 100644 --- a/drivers/bluetooth/hci_usb.c +++ b/drivers/bluetooth/hci_usb.c @@ -62,13 +62,13 @@ #define URB_ZERO_PACKET 0 #endif -static int ignore = 0; -static int ignore_dga = 0; -static int ignore_csr = 0; -static int ignore_sniffer = 0; -static int disable_scofix = 0; -static int force_scofix = 0; -static int reset = 0; +static int ignore; +static int ignore_dga; +static int ignore_csr; +static int ignore_sniffer; +static int disable_scofix; +static int force_scofix; +static int reset; #ifdef CONFIG_BT_HCIUSB_SCO static int isoc = 2; @@ -265,7 +265,7 @@ static int hci_usb_intr_rx_submit(struct hci_usb *husb) BT_ERR("%s intr rx submit failed urb %p err %d", husb->hdev->name, urb, err); _urb_unlink(_urb); - _urb_free(_urb); + kfree(_urb); kfree(buf); } return err; @@ -302,7 +302,7 @@ static int hci_usb_bulk_rx_submit(struct hci_usb *husb) BT_ERR("%s bulk rx submit failed urb %p err %d", husb->hdev->name, urb, err); _urb_unlink(_urb); - _urb_free(_urb); + kfree(_urb); kfree(buf); } return err; @@ -353,7 +353,7 @@ static int hci_usb_isoc_rx_submit(struct hci_usb *husb) BT_ERR("%s isoc rx submit failed urb %p err %d", husb->hdev->name, urb, err); _urb_unlink(_urb); - _urb_free(_urb); + kfree(_urb); kfree(buf); } return err; @@ -431,7 +431,7 @@ static void hci_usb_unlink_urbs(struct hci_usb *husb) husb->hdev->name, _urb, _urb->type, urb); kfree(urb->setup_packet); kfree(urb->transfer_buffer); - _urb_free(_urb); + kfree(_urb); } } } @@ -490,7 +490,7 @@ static inline int hci_usb_send_ctrl(struct hci_usb *husb, struct sk_buff *skb) dr = kmalloc(sizeof(*dr), GFP_ATOMIC); if (!dr) { - _urb_free(_urb); + kfree(_urb); return -ENOMEM; } } else diff --git a/drivers/bluetooth/hci_usb.h b/drivers/bluetooth/hci_usb.h index 56cd3a92cec..414080a4e8f 100644 --- a/drivers/bluetooth/hci_usb.h +++ b/drivers/bluetooth/hci_usb.h @@ -60,11 +60,6 @@ struct _urb { struct urb urb; }; -static inline void _urb_free(struct _urb *_urb) -{ - kfree(_urb); -} - static inline void _urb_queue_init(struct _urb_queue *q) { INIT_LIST_HEAD(&q->head); diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig index 47c6be84fc8..a87b89db08e 100644 --- a/drivers/char/Kconfig +++ b/drivers/char/Kconfig @@ -706,7 +706,7 @@ config NVRAM config RTC tristate "Enhanced Real Time Clock Support" - depends on !PPC && !PARISC && !IA64 && !M68K && !SPARC && !FRV && !ARM && !SUPERH && !S390 + depends on !PPC && !PARISC && !IA64 && !M68K && !SPARC && !FRV && !ARM && !SUPERH && !S390 && !AVR32 ---help--- If you say Y here and create a character special file /dev/rtc with major number 10 and minor number 135 using mknod ("man mknod"), you @@ -776,7 +776,7 @@ config SGI_IP27_RTC config GEN_RTC tristate "Generic /dev/rtc emulation" - depends on RTC!=y && !IA64 && !ARM && !M32R && !MIPS && !SPARC && !FRV && !S390 && !SUPERH + depends on RTC!=y && !IA64 && !ARM && !M32R && !MIPS && !SPARC && !FRV && !S390 && !SUPERH && !AVR32 ---help--- If you say Y here and create a character special file /dev/rtc with major number 10 and minor number 135 using mknod ("man mknod"), you diff --git a/drivers/char/generic_serial.c b/drivers/char/generic_serial.c index 8facf3e25c4..7ed7da1d99c 100644 --- a/drivers/char/generic_serial.c +++ b/drivers/char/generic_serial.c @@ -28,7 +28,6 @@ #include <linux/interrupt.h> #include <linux/tty_flip.h> #include <linux/delay.h> -#include <asm/semaphore.h> #include <asm/uaccess.h> #define DEBUG diff --git a/drivers/char/keyboard.c b/drivers/char/keyboard.c index 4dbd3425e92..9769bf8279a 100644 --- a/drivers/char/keyboard.c +++ b/drivers/char/keyboard.c @@ -1033,7 +1033,8 @@ DECLARE_TASKLET_DISABLED(keyboard_tasklet, kbd_bh, 0); #if defined(CONFIG_X86) || defined(CONFIG_IA64) || defined(CONFIG_ALPHA) ||\ defined(CONFIG_MIPS) || defined(CONFIG_PPC) || defined(CONFIG_SPARC) ||\ defined(CONFIG_PARISC) || defined(CONFIG_SUPERH) ||\ - (defined(CONFIG_ARM) && defined(CONFIG_KEYBOARD_ATKBD) && !defined(CONFIG_ARCH_RPC)) + (defined(CONFIG_ARM) && defined(CONFIG_KEYBOARD_ATKBD) && !defined(CONFIG_ARCH_RPC)) ||\ + defined(CONFIG_AVR32) #define HW_RAW(dev) (test_bit(EV_MSC, dev->evbit) && test_bit(MSC_RAW, dev->mscbit) &&\ ((dev)->id.bustype == BUS_I8042) && ((dev)->id.vendor == 0x0001) && ((dev)->id.product == 0x0001)) diff --git a/drivers/char/rio/rioboot.c b/drivers/char/rio/rioboot.c index eca2b95343e..d956dd31600 100644 --- a/drivers/char/rio/rioboot.c +++ b/drivers/char/rio/rioboot.c @@ -35,7 +35,6 @@ #include <linux/termios.h> #include <linux/serial.h> #include <linux/vmalloc.h> -#include <asm/semaphore.h> #include <linux/generic_serial.h> #include <linux/errno.h> #include <linux/interrupt.h> diff --git a/drivers/char/rio/riocmd.c b/drivers/char/rio/riocmd.c index 7321d002c34..bf36959fc12 100644 --- a/drivers/char/rio/riocmd.c +++ b/drivers/char/rio/riocmd.c @@ -41,7 +41,6 @@ static char *_riocmd_c_sccs_ = "@(#)riocmd.c 1.2"; #include <asm/io.h> #include <asm/system.h> #include <asm/string.h> -#include <asm/semaphore.h> #include <asm/uaccess.h> #include <linux/termios.h> diff --git a/drivers/char/rio/rioctrl.c b/drivers/char/rio/rioctrl.c index 7ce77619707..d8eb2bcbe01 100644 --- a/drivers/char/rio/rioctrl.c +++ b/drivers/char/rio/rioctrl.c @@ -40,7 +40,6 @@ static char *_rioctrl_c_sccs_ = "@(#)rioctrl.c 1.3"; #include <asm/io.h> #include <asm/system.h> #include <asm/string.h> -#include <asm/semaphore.h> #include <asm/uaccess.h> #include <linux/termios.h> diff --git a/drivers/char/rio/rioinit.c b/drivers/char/rio/rioinit.c index 0794844369d..add1718295e 100644 --- a/drivers/char/rio/rioinit.c +++ b/drivers/char/rio/rioinit.c @@ -40,7 +40,6 @@ static char *_rioinit_c_sccs_ = "@(#)rioinit.c 1.3"; #include <asm/io.h> #include <asm/system.h> #include <asm/string.h> -#include <asm/semaphore.h> #include <asm/uaccess.h> #include <linux/termios.h> diff --git a/drivers/char/rio/riointr.c b/drivers/char/rio/riointr.c index ebc76342712..4734e26e1cc 100644 --- a/drivers/char/rio/riointr.c +++ b/drivers/char/rio/riointr.c @@ -42,7 +42,6 @@ static char *_riointr_c_sccs_ = "@(#)riointr.c 1.2"; #include <asm/io.h> #include <asm/system.h> #include <asm/string.h> -#include <asm/semaphore.h> #include <asm/uaccess.h> #include <linux/termios.h> diff --git a/drivers/char/rio/rioparam.c b/drivers/char/rio/rioparam.c index bb498d24adc..da276ed57b3 100644 --- a/drivers/char/rio/rioparam.c +++ b/drivers/char/rio/rioparam.c @@ -41,7 +41,6 @@ static char *_rioparam_c_sccs_ = "@(#)rioparam.c 1.3"; #include <asm/io.h> #include <asm/system.h> #include <asm/string.h> -#include <asm/semaphore.h> #include <asm/uaccess.h> #include <linux/termios.h> diff --git a/drivers/char/rio/rioroute.c b/drivers/char/rio/rioroute.c index a99f3d9d7d6..85091ff74d9 100644 --- a/drivers/char/rio/rioroute.c +++ b/drivers/char/rio/rioroute.c @@ -39,7 +39,6 @@ static char *_rioroute_c_sccs_ = "@(#)rioroute.c 1.3"; #include <asm/io.h> #include <asm/system.h> #include <asm/string.h> -#include <asm/semaphore.h> #include <asm/uaccess.h> #include <linux/termios.h> diff --git a/drivers/char/rio/riotable.c b/drivers/char/rio/riotable.c index 9b52892a501..2b24488e95f 100644 --- a/drivers/char/rio/riotable.c +++ b/drivers/char/rio/riotable.c @@ -42,7 +42,6 @@ static char *_riotable_c_sccs_ = "@(#)riotable.c 1.2"; #include <asm/io.h> #include <asm/system.h> #include <asm/string.h> -#include <asm/semaphore.h> #include <asm/uaccess.h> #include <linux/termios.h> diff --git a/drivers/char/rio/riotty.c b/drivers/char/rio/riotty.c index cfa54361473..1cb8580a161 100644 --- a/drivers/char/rio/riotty.c +++ b/drivers/char/rio/riotty.c @@ -44,7 +44,6 @@ static char *_riotty_c_sccs_ = "@(#)riotty.c 1.3"; #include <asm/io.h> #include <asm/system.h> #include <asm/string.h> -#include <asm/semaphore.h> #include <asm/uaccess.h> #include <linux/termios.h> diff --git a/drivers/char/snsc.h b/drivers/char/snsc.h index 8a98169b60c..4be62eda9fb 100644 --- a/drivers/char/snsc.h +++ b/drivers/char/snsc.h @@ -22,8 +22,8 @@ #include <linux/kobject.h> #include <linux/fs.h> #include <linux/cdev.h> +#include <linux/semaphore.h> #include <asm/sn/types.h> -#include <asm/semaphore.h> #define CHUNKSIZE 127 diff --git a/drivers/clocksource/Makefile b/drivers/clocksource/Makefile index a5222547022..1525882190f 100644 --- a/drivers/clocksource/Makefile +++ b/drivers/clocksource/Makefile @@ -1,3 +1,4 @@ +obj-$(CONFIG_ATMEL_TCB_CLKSRC) += tcb_clksrc.o obj-$(CONFIG_X86_CYCLONE_TIMER) += cyclone.o obj-$(CONFIG_X86_PM_TIMER) += acpi_pm.o obj-$(CONFIG_SCx200HR_TIMER) += scx200_hrt.o diff --git a/drivers/clocksource/tcb_clksrc.c b/drivers/clocksource/tcb_clksrc.c new file mode 100644 index 00000000000..f450588e585 --- /dev/null +++ b/drivers/clocksource/tcb_clksrc.c @@ -0,0 +1,302 @@ +#include <linux/init.h> +#include <linux/clocksource.h> +#include <linux/clockchips.h> +#include <linux/interrupt.h> +#include <linux/irq.h> + +#include <linux/clk.h> +#include <linux/err.h> +#include <linux/ioport.h> +#include <linux/io.h> +#include <linux/platform_device.h> +#include <linux/atmel_tc.h> + + +/* + * We're configured to use a specific TC block, one that's not hooked + * up to external hardware, to provide a time solution: + * + * - Two channels combine to create a free-running 32 bit counter + * with a base rate of 5+ MHz, packaged as a clocksource (with + * resolution better than 200 nsec). + * + * - The third channel may be used to provide a 16-bit clockevent + * source, used in either periodic or oneshot mode. This runs + * at 32 KiHZ, and can handle delays of up to two seconds. + * + * A boot clocksource and clockevent source are also currently needed, + * unless the relevant platforms (ARM/AT91, AVR32/AT32) are changed so + * this code can be used when init_timers() is called, well before most + * devices are set up. (Some low end AT91 parts, which can run uClinux, + * have only the timers in one TC block... they currently don't support + * the tclib code, because of that initialization issue.) + * + * REVISIT behavior during system suspend states... we should disable + * all clocks and save the power. Easily done for clockevent devices, + * but clocksources won't necessarily get the needed notifications. + * For deeper system sleep states, this will be mandatory... + */ + +static void __iomem *tcaddr; + +static cycle_t tc_get_cycles(void) +{ + unsigned long flags; + u32 lower, upper; + + raw_local_irq_save(flags); + do { + upper = __raw_readl(tcaddr + ATMEL_TC_REG(1, CV)); + lower = __raw_readl(tcaddr + ATMEL_TC_REG(0, CV)); + } while (upper != __raw_readl(tcaddr + ATMEL_TC_REG(1, CV))); + + raw_local_irq_restore(flags); + return (upper << 16) | lower; +} + +static struct clocksource clksrc = { + .name = "tcb_clksrc", + .rating = 200, + .read = tc_get_cycles, + .mask = CLOCKSOURCE_MASK(32), + .shift = 18, + .flags = CLOCK_SOURCE_IS_CONTINUOUS, +}; + +#ifdef CONFIG_GENERIC_CLOCKEVENTS + +struct tc_clkevt_device { + struct clock_event_device clkevt; + struct clk *clk; + void __iomem *regs; +}; + +static struct tc_clkevt_device *to_tc_clkevt(struct clock_event_device *clkevt) +{ + return container_of(clkevt, struct tc_clkevt_device, clkevt); +} + +/* For now, we always use the 32K clock ... this optimizes for NO_HZ, + * because using one of the divided clocks would usually mean the + * tick rate can never be less than several dozen Hz (vs 0.5 Hz). + * + * A divided clock could be good for high resolution timers, since + * 30.5 usec resolution can seem "low". + */ +static u32 timer_clock; + +static void tc_mode(enum clock_event_mode m, struct clock_event_device *d) +{ + struct tc_clkevt_device *tcd = to_tc_clkevt(d); + void __iomem *regs = tcd->regs; + + if (tcd->clkevt.mode == CLOCK_EVT_MODE_PERIODIC + || tcd->clkevt.mode == CLOCK_EVT_MODE_ONESHOT) { + __raw_writel(0xff, regs + ATMEL_TC_REG(2, IDR)); + __raw_writel(ATMEL_TC_CLKDIS, regs + ATMEL_TC_REG(2, CCR)); + clk_disable(tcd->clk); + } + + switch (m) { + + /* By not making the gentime core emulate periodic mode on top + * of oneshot, we get lower overhead and improved accuracy. + */ + case CLOCK_EVT_MODE_PERIODIC: + clk_enable(tcd->clk); + + /* slow clock, count up to RC, then irq and restart */ + __raw_writel(timer_clock + | ATMEL_TC_WAVE | ATMEL_TC_WAVESEL_UP_AUTO, + regs + ATMEL_TC_REG(2, CMR)); + __raw_writel((32768 + HZ/2) / HZ, tcaddr + ATMEL_TC_REG(2, RC)); + + /* Enable clock and interrupts on RC compare */ + __raw_writel(ATMEL_TC_CPCS, regs + ATMEL_TC_REG(2, IER)); + + /* go go gadget! */ + __raw_writel(ATMEL_TC_CLKEN | ATMEL_TC_SWTRG, + regs + ATMEL_TC_REG(2, CCR)); + break; + + case CLOCK_EVT_MODE_ONESHOT: + clk_enable(tcd->clk); + + /* slow clock, count up to RC, then irq and stop */ + __raw_writel(timer_clock | ATMEL_TC_CPCSTOP + | ATMEL_TC_WAVE | ATMEL_TC_WAVESEL_UP_AUTO, + regs + ATMEL_TC_REG(2, CMR)); + __raw_writel(ATMEL_TC_CPCS, regs + ATMEL_TC_REG(2, IER)); + + /* set_next_event() configures and starts the timer */ + break; + + default: + break; + } +} + +static int tc_next_event(unsigned long delta, struct clock_event_device *d) +{ + __raw_writel(delta, tcaddr + ATMEL_TC_REG(2, RC)); + + /* go go gadget! */ + __raw_writel(ATMEL_TC_CLKEN | ATMEL_TC_SWTRG, + tcaddr + ATMEL_TC_REG(2, CCR)); + return 0; +} + +static struct tc_clkevt_device clkevt = { + .clkevt = { + .name = "tc_clkevt", + .features = CLOCK_EVT_FEAT_PERIODIC + | CLOCK_EVT_FEAT_ONESHOT, + .shift = 32, + /* Should be lower than at91rm9200's system timer */ + .rating = 125, + .cpumask = CPU_MASK_CPU0, + .set_next_event = tc_next_event, + .set_mode = tc_mode, + }, +}; + +static irqreturn_t ch2_irq(int irq, void *handle) +{ + struct tc_clkevt_device *dev = handle; + unsigned int sr; + + sr = __raw_readl(dev->regs + ATMEL_TC_REG(2, SR)); + if (sr & ATMEL_TC_CPCS) { + dev->clkevt.event_handler(&dev->clkevt); + return IRQ_HANDLED; + } + + return IRQ_NONE; +} + +static struct irqaction tc_irqaction = { + .name = "tc_clkevt", + .flags = IRQF_TIMER | IRQF_DISABLED, + .handler = ch2_irq, +}; + +static void __init setup_clkevents(struct atmel_tc *tc, int clk32k_divisor_idx) +{ + struct clk *t2_clk = tc->clk[2]; + int irq = tc->irq[2]; + + clkevt.regs = tc->regs; + clkevt.clk = t2_clk; + tc_irqaction.dev_id = &clkevt; + + timer_clock = clk32k_divisor_idx; + + clkevt.clkevt.mult = div_sc(32768, NSEC_PER_SEC, clkevt.clkevt.shift); + clkevt.clkevt.max_delta_ns + = clockevent_delta2ns(0xffff, &clkevt.clkevt); + clkevt.clkevt.min_delta_ns = clockevent_delta2ns(1, &clkevt.clkevt) + 1; + + setup_irq(irq, &tc_irqaction); + + clockevents_register_device(&clkevt.clkevt); +} + +#else /* !CONFIG_GENERIC_CLOCKEVENTS */ + +static void __init setup_clkevents(struct atmel_tc *tc, int clk32k_divisor_idx) +{ + /* NOTHING */ +} + +#endif + +static int __init tcb_clksrc_init(void) +{ + static char bootinfo[] __initdata + = KERN_DEBUG "%s: tc%d at %d.%03d MHz\n"; + + struct platform_device *pdev; + struct atmel_tc *tc; + struct clk *t0_clk; + u32 rate, divided_rate = 0; + int best_divisor_idx = -1; + int clk32k_divisor_idx = -1; + int i; + + tc = atmel_tc_alloc(CONFIG_ATMEL_TCB_CLKSRC_BLOCK, clksrc.name); + if (!tc) { + pr_debug("can't alloc TC for clocksource\n"); + return -ENODEV; + } + tcaddr = tc->regs; + pdev = tc->pdev; + + t0_clk = tc->clk[0]; + clk_enable(t0_clk); + + /* How fast will we be counting? Pick something over 5 MHz. */ + rate = (u32) clk_get_rate(t0_clk); + for (i = 0; i < 5; i++) { + unsigned divisor = atmel_tc_divisors[i]; + unsigned tmp; + + /* remember 32 KiHz clock for later */ + if (!divisor) { + clk32k_divisor_idx = i; + continue; + } + + tmp = rate / divisor; + pr_debug("TC: %u / %-3u [%d] --> %u\n", rate, divisor, i, tmp); + if (best_divisor_idx > 0) { + if (tmp < 5 * 1000 * 1000) + continue; + } + divided_rate = tmp; + best_divisor_idx = i; + } + + clksrc.mult = clocksource_hz2mult(divided_rate, clksrc.shift); + + printk(bootinfo, clksrc.name, CONFIG_ATMEL_TCB_CLKSRC_BLOCK, + divided_rate / 1000000, + ((divided_rate + 500000) % 1000000) / 1000); + + /* tclib will give us three clocks no matter what the + * underlying platform supports. + */ + clk_enable(tc->clk[1]); + + /* channel 0: waveform mode, input mclk/8, clock TIOA0 on overflow */ + __raw_writel(best_divisor_idx /* likely divide-by-8 */ + | ATMEL_TC_WAVE + | ATMEL_TC_WAVESEL_UP /* free-run */ + | ATMEL_TC_ACPA_SET /* TIOA0 rises at 0 */ + | ATMEL_TC_ACPC_CLEAR, /* (duty cycle 50%) */ + tcaddr + ATMEL_TC_REG(0, CMR)); + __raw_writel(0x0000, tcaddr + ATMEL_TC_REG(0, RA)); + __raw_writel(0x8000, tcaddr + ATMEL_TC_REG(0, RC)); + __raw_writel(0xff, tcaddr + ATMEL_TC_REG(0, IDR)); /* no irqs */ + __raw_writel(ATMEL_TC_CLKEN, tcaddr + ATMEL_TC_REG(0, CCR)); + + /* channel 1: waveform mode, input TIOA0 */ + __raw_writel(ATMEL_TC_XC1 /* input: TIOA0 */ + | ATMEL_TC_WAVE + | ATMEL_TC_WAVESEL_UP, /* free-run */ + tcaddr + ATMEL_TC_REG(1, CMR)); + __raw_writel(0xff, tcaddr + ATMEL_TC_REG(1, IDR)); /* no irqs */ + __raw_writel(ATMEL_TC_CLKEN, tcaddr + ATMEL_TC_REG(1, CCR)); + + /* chain channel 0 to channel 1, then reset all the timers */ + __raw_writel(ATMEL_TC_TC1XC1S_TIOA0, tcaddr + ATMEL_TC_BMR); + __raw_writel(ATMEL_TC_SYNC, tcaddr + ATMEL_TC_BCR); + + /* and away we go! */ + clocksource_register(&clksrc); + + /* channel 2: periodic and oneshot timer support */ + setup_clkevents(tc, clk32k_divisor_idx); + + return 0; +} +arch_initcall(tcb_clksrc_init); diff --git a/drivers/firewire/fw-device.c b/drivers/firewire/fw-device.c index 2d01bc1b975..d9c8daf7ae7 100644 --- a/drivers/firewire/fw-device.c +++ b/drivers/firewire/fw-device.c @@ -26,7 +26,8 @@ #include <linux/delay.h> #include <linux/idr.h> #include <linux/string.h> -#include <asm/semaphore.h> +#include <linux/rwsem.h> +#include <linux/semaphore.h> #include <asm/system.h> #include <linux/ctype.h> #include "fw-transaction.h" diff --git a/drivers/firewire/fw-transaction.c b/drivers/firewire/fw-transaction.c index 3a59e9b783b..ccf0e4cf108 100644 --- a/drivers/firewire/fw-transaction.c +++ b/drivers/firewire/fw-transaction.c @@ -29,7 +29,6 @@ #include <linux/list.h> #include <linux/kthread.h> #include <asm/uaccess.h> -#include <asm/semaphore.h> #include "fw-transaction.h" #include "fw-topology.h" diff --git a/drivers/firmware/dcdbas.c b/drivers/firmware/dcdbas.c index 1636806ec55..f235940719e 100644 --- a/drivers/firmware/dcdbas.c +++ b/drivers/firmware/dcdbas.c @@ -35,7 +35,6 @@ #include <linux/types.h> #include <linux/mutex.h> #include <asm/io.h> -#include <asm/semaphore.h> #include "dcdbas.h" @@ -265,7 +264,7 @@ static int smi_request(struct smi_cmd *smi_cmd) /* SMI requires CPU 0 */ old_mask = current->cpus_allowed; - set_cpus_allowed(current, cpumask_of_cpu(0)); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(0)); if (smp_processor_id() != 0) { dev_dbg(&dcdbas_pdev->dev, "%s: failed to get CPU 0\n", __FUNCTION__); @@ -285,7 +284,7 @@ static int smi_request(struct smi_cmd *smi_cmd) ); out: - set_cpus_allowed(current, old_mask); + set_cpus_allowed_ptr(current, &old_mask); return ret; } diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index 5fa9c3c67e0..b04c99580d0 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -645,7 +645,7 @@ config I2C_PCA_ISA config I2C_MV64XXX tristate "Marvell mv64xxx I2C Controller" - depends on (MV64X60 || ARCH_ORION) && EXPERIMENTAL + depends on (MV64X60 || PLAT_ORION) && EXPERIMENTAL help If you say yes to this option, support will be included for the built-in I2C interface on the Marvell 64xxx line of host bridges. diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c index 2d2087ad708..6fd2d6a84ef 100644 --- a/drivers/i2c/busses/i2c-pxa.c +++ b/drivers/i2c/busses/i2c-pxa.c @@ -39,6 +39,7 @@ #include <asm/io.h> #include <asm/arch/i2c.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> struct pxa_i2c { spinlock_t lock; diff --git a/drivers/i2c/chips/Kconfig b/drivers/i2c/chips/Kconfig index b21593f9358..2da2edfa68e 100644 --- a/drivers/i2c/chips/Kconfig +++ b/drivers/i2c/chips/Kconfig @@ -93,6 +93,7 @@ config ISP1301_OMAP config TPS65010 tristate "TPS6501x Power Management chips" + depends on HAVE_GPIO_LIB default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK help If you say yes here you get support for the TPS6501x series of diff --git a/drivers/i2c/chips/tps65010.c b/drivers/i2c/chips/tps65010.c index 4154a910885..b67f69c2e7f 100644 --- a/drivers/i2c/chips/tps65010.c +++ b/drivers/i2c/chips/tps65010.c @@ -30,9 +30,13 @@ #include <linux/debugfs.h> #include <linux/seq_file.h> #include <linux/mutex.h> +#include <linux/platform_device.h> #include <linux/i2c/tps65010.h> +#include <asm/gpio.h> + + /*-------------------------------------------------------------------------*/ #define DRIVER_VERSION "2 May 2005" @@ -84,7 +88,9 @@ struct tps65010 { u8 chgstatus, regstatus, chgconf; u8 nmask1, nmask2; - /* not currently tracking GPIO state */ + u8 outmask; + struct gpio_chip chip; + struct platform_device *leds; }; #define POWER_POLL_DELAY msecs_to_jiffies(5000) @@ -449,12 +455,72 @@ static irqreturn_t tps65010_irq(int irq, void *_tps) /*-------------------------------------------------------------------------*/ +/* offsets 0..3 == GPIO1..GPIO4 + * offsets 4..5 == LED1/nPG, LED2 (we set one of the non-BLINK modes) + */ +static void +tps65010_gpio_set(struct gpio_chip *chip, unsigned offset, int value) +{ + if (offset < 4) + tps65010_set_gpio_out_value(offset + 1, value); + else + tps65010_set_led(offset - 3, value ? ON : OFF); +} + +static int +tps65010_output(struct gpio_chip *chip, unsigned offset, int value) +{ + /* GPIOs may be input-only */ + if (offset < 4) { + struct tps65010 *tps; + + tps = container_of(chip, struct tps65010, chip); + if (!(tps->outmask & (1 << offset))) + return -EINVAL; + tps65010_set_gpio_out_value(offset + 1, value); + } else + tps65010_set_led(offset - 3, value ? ON : OFF); + + return 0; +} + +static int tps65010_gpio_get(struct gpio_chip *chip, unsigned offset) +{ + int value; + struct tps65010 *tps; + + tps = container_of(chip, struct tps65010, chip); + + if (offset < 4) { + value = i2c_smbus_read_byte_data(tps->client, TPS_DEFGPIO); + if (value < 0) + return 0; + if (value & (1 << (offset + 4))) /* output */ + return !(value & (1 << offset)); + else /* input */ + return (value & (1 << offset)); + } + + /* REVISIT we *could* report LED1/nPG and LED2 state ... */ + return 0; +} + + +/*-------------------------------------------------------------------------*/ + static struct tps65010 *the_tps; static int __exit tps65010_remove(struct i2c_client *client) { struct tps65010 *tps = i2c_get_clientdata(client); + struct tps65010_board *board = client->dev.platform_data; + if (board && board->teardown) { + int status = board->teardown(client, board->context); + if (status < 0) + dev_dbg(&client->dev, "board %s %s err %d\n", + "teardown", client->name, status); + } if (client->irq > 0) free_irq(client->irq, tps); cancel_delayed_work(&tps->work); @@ -469,6 +535,7 @@ static int tps65010_probe(struct i2c_client *client) { struct tps65010 *tps; int status; + struct tps65010_board *board = client->dev.platform_data; if (the_tps) { dev_dbg(&client->dev, "only one tps6501x chip allowed\n"); @@ -577,6 +644,38 @@ static int tps65010_probe(struct i2c_client *client) tps->file = debugfs_create_file(DRIVER_NAME, S_IRUGO, NULL, tps, DEBUG_FOPS); + + /* optionally register GPIOs */ + if (board && board->base > 0) { + tps->outmask = board->outmask; + + tps->chip.label = client->name; + + tps->chip.set = tps65010_gpio_set; + tps->chip.direction_output = tps65010_output; + + /* NOTE: only partial support for inputs; nyet IRQs */ + tps->chip.get = tps65010_gpio_get; + + tps->chip.base = board->base; + tps->chip.ngpio = 6; + tps->chip.can_sleep = 1; + + status = gpiochip_add(&tps->chip); + if (status < 0) + dev_err(&client->dev, "can't add gpiochip, err %d\n", + status); + else if (board->setup) { + status = board->setup(client, board->context); + if (status < 0) { + dev_dbg(&client->dev, + "board %s %s err %d\n", + "setup", client->name, status); + status = 0; + } + } + } + return 0; fail1: kfree(tps); diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index 8b645c6b2cb..e186df65711 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -35,8 +35,8 @@ #include <linux/completion.h> #include <linux/hardirq.h> #include <linux/irqflags.h> +#include <linux/semaphore.h> #include <asm/uaccess.h> -#include <asm/semaphore.h> #include "i2c-core.h" diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c index 70afa3786f3..29d833e71cb 100644 --- a/drivers/ieee1394/nodemgr.c +++ b/drivers/ieee1394/nodemgr.c @@ -18,8 +18,8 @@ #include <linux/moduleparam.h> #include <linux/mutex.h> #include <linux/freezer.h> +#include <linux/semaphore.h> #include <asm/atomic.h> -#include <asm/semaphore.h> #include "csr.h" #include "highlevel.h" diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c index 9a9d3446c6e..3aa2db54eae 100644 --- a/drivers/infiniband/core/user_mad.c +++ b/drivers/infiniband/core/user_mad.c @@ -46,9 +46,9 @@ #include <linux/mutex.h> #include <linux/kref.h> #include <linux/compat.h> +#include <linux/semaphore.h> #include <asm/uaccess.h> -#include <asm/semaphore.h> #include <rdma/ib_mad.h> #include <rdma/ib_user_mad.h> diff --git a/drivers/infiniband/hw/amso1100/c2.h b/drivers/infiniband/hw/amso1100/c2.h index ed38ab8d9c0..d12a24a84fd 100644 --- a/drivers/infiniband/hw/amso1100/c2.h +++ b/drivers/infiniband/hw/amso1100/c2.h @@ -40,7 +40,6 @@ #include <linux/pci.h> #include <linux/dma-mapping.h> #include <linux/idr.h> -#include <asm/semaphore.h> #include "c2_provider.h" #include "c2_mq.h" diff --git a/drivers/infiniband/hw/mthca/mthca_dev.h b/drivers/infiniband/hw/mthca/mthca_dev.h index 0e842e02340..7bc32f8e377 100644 --- a/drivers/infiniband/hw/mthca/mthca_dev.h +++ b/drivers/infiniband/hw/mthca/mthca_dev.h @@ -46,8 +46,7 @@ #include <linux/timer.h> #include <linux/mutex.h> #include <linux/list.h> - -#include <asm/semaphore.h> +#include <linux/semaphore.h> #include "mthca_provider.h" #include "mthca_doorbell.h" diff --git a/drivers/infiniband/hw/nes/nes.h b/drivers/infiniband/hw/nes/nes.h index 1626124a156..cdf2e9ad62f 100644 --- a/drivers/infiniband/hw/nes/nes.h +++ b/drivers/infiniband/hw/nes/nes.h @@ -43,7 +43,6 @@ #include <linux/dma-mapping.h> #include <linux/workqueue.h> #include <linux/slab.h> -#include <asm/semaphore.h> #include <linux/version.h> #include <asm/io.h> #include <linux/crc32c.h> diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig index 8ea709be330..efd70a97459 100644 --- a/drivers/input/keyboard/Kconfig +++ b/drivers/input/keyboard/Kconfig @@ -314,4 +314,13 @@ config KEYBOARD_BFIN To compile this driver as a module, choose M here: the module will be called bf54x-keys. +config KEYBOARD_SH_KEYSC + tristate "SuperH KEYSC keypad support" + depends on SUPERH + help + Say Y here if you want to use a keypad attached to the KEYSC block + on SuperH processors such as sh7722 and sh7343. + + To compile this driver as a module, choose M here: the + module will be called sh_keysc. endif diff --git a/drivers/input/keyboard/Makefile b/drivers/input/keyboard/Makefile index e741f403101..0edc8f285d1 100644 --- a/drivers/input/keyboard/Makefile +++ b/drivers/input/keyboard/Makefile @@ -26,3 +26,4 @@ obj-$(CONFIG_KEYBOARD_HP6XX) += jornada680_kbd.o obj-$(CONFIG_KEYBOARD_HP7XX) += jornada720_kbd.o obj-$(CONFIG_KEYBOARD_MAPLE) += maple_keyb.o obj-$(CONFIG_KEYBOARD_BFIN) += bf54x-keys.o +obj-$(CONFIG_KEYBOARD_SH_KEYSC) += sh_keysc.o diff --git a/drivers/input/keyboard/corgikbd.c b/drivers/input/keyboard/corgikbd.c index 790fed368aa..5d6cc7f1dc9 100644 --- a/drivers/input/keyboard/corgikbd.c +++ b/drivers/input/keyboard/corgikbd.c @@ -23,6 +23,7 @@ #include <asm/arch/corgi.h> #include <asm/arch/hardware.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/hardware/scoop.h> #define KB_ROWS 8 diff --git a/drivers/input/keyboard/sh_keysc.c b/drivers/input/keyboard/sh_keysc.c new file mode 100644 index 00000000000..8486abc457e --- /dev/null +++ b/drivers/input/keyboard/sh_keysc.c @@ -0,0 +1,280 @@ +/* + * SuperH KEYSC Keypad Driver + * + * Copyright (C) 2008 Magnus Damm + * + * Based on gpio_keys.c, Copyright 2005 Phil Blundell + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/delay.h> +#include <linux/platform_device.h> +#include <linux/input.h> +#include <linux/io.h> +#include <asm/sh_keysc.h> + +#define KYCR1_OFFS 0x00 +#define KYCR2_OFFS 0x04 +#define KYINDR_OFFS 0x08 +#define KYOUTDR_OFFS 0x0c + +#define KYCR2_IRQ_LEVEL 0x10 +#define KYCR2_IRQ_DISABLED 0x00 + +static const struct { + unsigned char kymd, keyout, keyin; +} sh_keysc_mode[] = { + [SH_KEYSC_MODE_1] = { 0, 6, 5 }, + [SH_KEYSC_MODE_2] = { 1, 5, 6 }, + [SH_KEYSC_MODE_3] = { 2, 4, 7 }, +}; + +struct sh_keysc_priv { + void __iomem *iomem_base; + unsigned long last_keys; + struct input_dev *input; + struct sh_keysc_info pdata; +}; + +static irqreturn_t sh_keysc_isr(int irq, void *dev_id) +{ + struct platform_device *pdev = dev_id; + struct sh_keysc_priv *priv = platform_get_drvdata(pdev); + struct sh_keysc_info *pdata = &priv->pdata; + unsigned long keys, keys1, keys0, mask; + unsigned char keyin_set, tmp; + int i, k; + + dev_dbg(&pdev->dev, "isr!\n"); + + keys1 = ~0; + keys0 = 0; + + do { + keys = 0; + keyin_set = 0; + + iowrite16(KYCR2_IRQ_DISABLED, priv->iomem_base + KYCR2_OFFS); + + for (i = 0; i < sh_keysc_mode[pdata->mode].keyout; i++) { + iowrite16(0xfff ^ (3 << (i * 2)), + priv->iomem_base + KYOUTDR_OFFS); + udelay(pdata->delay); + tmp = ioread16(priv->iomem_base + KYINDR_OFFS); + keys |= tmp << (sh_keysc_mode[pdata->mode].keyin * i); + tmp ^= (1 << sh_keysc_mode[pdata->mode].keyin) - 1; + keyin_set |= tmp; + } + + iowrite16(0, priv->iomem_base + KYOUTDR_OFFS); + iowrite16(KYCR2_IRQ_LEVEL | (keyin_set << 8), + priv->iomem_base + KYCR2_OFFS); + + keys ^= ~0; + keys &= (1 << (sh_keysc_mode[pdata->mode].keyin * + sh_keysc_mode[pdata->mode].keyout)) - 1; + keys1 &= keys; + keys0 |= keys; + + dev_dbg(&pdev->dev, "keys 0x%08lx\n", keys); + + } while (ioread16(priv->iomem_base + KYCR2_OFFS) & 0x01); + + dev_dbg(&pdev->dev, "last_keys 0x%08lx keys0 0x%08lx keys1 0x%08lx\n", + priv->last_keys, keys0, keys1); + + for (i = 0; i < SH_KEYSC_MAXKEYS; i++) { + k = pdata->keycodes[i]; + if (!k) + continue; + + mask = 1 << i; + + if (!((priv->last_keys ^ keys0) & mask)) + continue; + + if ((keys1 | keys0) & mask) { + input_event(priv->input, EV_KEY, k, 1); + priv->last_keys |= mask; + } + + if (!(keys1 & mask)) { + input_event(priv->input, EV_KEY, k, 0); + priv->last_keys &= ~mask; + } + + } + input_sync(priv->input); + + return IRQ_HANDLED; +} + +#define res_size(res) ((res)->end - (res)->start + 1) + +static int __devinit sh_keysc_probe(struct platform_device *pdev) +{ + struct sh_keysc_priv *priv; + struct sh_keysc_info *pdata; + struct resource *res; + struct input_dev *input; + int i, k; + int irq, error; + + if (!pdev->dev.platform_data) { + dev_err(&pdev->dev, "no platform data defined\n"); + error = -EINVAL; + goto err0; + } + + error = -ENXIO; + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (res == NULL) { + dev_err(&pdev->dev, "failed to get I/O memory\n"); + goto err0; + } + + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + dev_err(&pdev->dev, "failed to get irq\n"); + goto err0; + } + + priv = kzalloc(sizeof(*priv), GFP_KERNEL); + if (priv == NULL) { + dev_err(&pdev->dev, "failed to allocate driver data\n"); + error = -ENOMEM; + goto err0; + } + + platform_set_drvdata(pdev, priv); + memcpy(&priv->pdata, pdev->dev.platform_data, sizeof(priv->pdata)); + pdata = &priv->pdata; + + res = request_mem_region(res->start, res_size(res), pdev->name); + if (res == NULL) { + dev_err(&pdev->dev, "failed to request I/O memory\n"); + error = -EBUSY; + goto err1; + } + + priv->iomem_base = ioremap_nocache(res->start, res_size(res)); + if (priv->iomem_base == NULL) { + dev_err(&pdev->dev, "failed to remap I/O memory\n"); + error = -ENXIO; + goto err2; + } + + priv->input = input_allocate_device(); + if (!priv->input) { + dev_err(&pdev->dev, "failed to allocate input device\n"); + error = -ENOMEM; + goto err3; + } + + input = priv->input; + input->evbit[0] = BIT_MASK(EV_KEY); + + input->name = pdev->name; + input->phys = "sh-keysc-keys/input0"; + input->dev.parent = &pdev->dev; + + input->id.bustype = BUS_HOST; + input->id.vendor = 0x0001; + input->id.product = 0x0001; + input->id.version = 0x0100; + + error = request_irq(irq, sh_keysc_isr, 0, pdev->name, pdev); + if (error) { + dev_err(&pdev->dev, "failed to request IRQ\n"); + goto err4; + } + + for (i = 0; i < SH_KEYSC_MAXKEYS; i++) { + k = pdata->keycodes[i]; + if (k) + input_set_capability(input, EV_KEY, k); + } + + error = input_register_device(input); + if (error) { + dev_err(&pdev->dev, "failed to register input device\n"); + goto err5; + } + + iowrite16((sh_keysc_mode[pdata->mode].kymd << 8) | + pdata->scan_timing, priv->iomem_base + KYCR1_OFFS); + iowrite16(0, priv->iomem_base + KYOUTDR_OFFS); + iowrite16(KYCR2_IRQ_LEVEL, priv->iomem_base + KYCR2_OFFS); + return 0; + err5: + free_irq(irq, pdev); + err4: + input_free_device(input); + err3: + iounmap(priv->iomem_base); + err2: + release_mem_region(res->start, res_size(res)); + err1: + platform_set_drvdata(pdev, NULL); + kfree(priv); + err0: + return error; +} + +static int __devexit sh_keysc_remove(struct platform_device *pdev) +{ + struct sh_keysc_priv *priv = platform_get_drvdata(pdev); + struct resource *res; + + iowrite16(KYCR2_IRQ_DISABLED, priv->iomem_base + KYCR2_OFFS); + + input_unregister_device(priv->input); + free_irq(platform_get_irq(pdev, 0), pdev); + iounmap(priv->iomem_base); + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + release_mem_region(res->start, res_size(res)); + + platform_set_drvdata(pdev, NULL); + kfree(priv); + return 0; +} + + +#define sh_keysc_suspend NULL +#define sh_keysc_resume NULL + +struct platform_driver sh_keysc_device_driver = { + .probe = sh_keysc_probe, + .remove = __devexit_p(sh_keysc_remove), + .suspend = sh_keysc_suspend, + .resume = sh_keysc_resume, + .driver = { + .name = "sh_keysc", + } +}; + +static int __init sh_keysc_init(void) +{ + return platform_driver_register(&sh_keysc_device_driver); +} + +static void __exit sh_keysc_exit(void) +{ + platform_driver_unregister(&sh_keysc_device_driver); +} + +module_init(sh_keysc_init); +module_exit(sh_keysc_exit); + +MODULE_AUTHOR("Magnus Damm"); +MODULE_DESCRIPTION("SuperH KEYSC Keypad Driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/keyboard/spitzkbd.c b/drivers/input/keyboard/spitzkbd.c index 1d59a2dc3c1..0be74bfc58f 100644 --- a/drivers/input/keyboard/spitzkbd.c +++ b/drivers/input/keyboard/spitzkbd.c @@ -23,6 +23,7 @@ #include <asm/arch/spitz.h> #include <asm/arch/hardware.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #define KB_ROWS 7 #define KB_COLS 11 diff --git a/drivers/input/serio/hp_sdc_mlc.c b/drivers/input/serio/hp_sdc_mlc.c index c45ea74d53e..f1fd3b638a3 100644 --- a/drivers/input/serio/hp_sdc_mlc.c +++ b/drivers/input/serio/hp_sdc_mlc.c @@ -40,7 +40,7 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/string.h> -#include <asm/semaphore.h> +#include <linux/semaphore.h> #define PREFIX "HP SDC MLC: " diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c index 57a1c28bf12..39573b91c8d 100644 --- a/drivers/input/touchscreen/ads7846.c +++ b/drivers/input/touchscreen/ads7846.c @@ -28,13 +28,6 @@ #include <linux/spi/ads7846.h> #include <asm/irq.h> -#ifdef CONFIG_ARM -#include <asm/mach-types.h> -#ifdef CONFIG_ARCH_OMAP -#include <asm/arch/gpio.h> -#endif -#endif - /* * This code has been heavily tested on a Nokia 770, and lightly @@ -1174,31 +1167,6 @@ static struct spi_driver ads7846_driver = { static int __init ads7846_init(void) { - /* grr, board-specific init should stay out of drivers!! */ - -#ifdef CONFIG_ARCH_OMAP - if (machine_is_omap_osk()) { - /* GPIO4 = PENIRQ; GPIO6 = BUSY */ - omap_request_gpio(4); - omap_set_gpio_direction(4, 1); - omap_request_gpio(6); - omap_set_gpio_direction(6, 1); - } - // also TI 1510 Innovator, bitbanging through FPGA - // also Nokia 770 - // also Palm Tungsten T2 -#endif - - // PXA: - // also Dell Axim X50 - // also HP iPaq H191x/H192x/H415x/H435x - // also Intel Lubbock (additional to UCB1400; as temperature sensor) - // also Sharp Zaurus C7xx, C8xx (corgi/sheperd/husky) - - // Atmel at91sam9261-EK uses ads7843 - - // also various AMD Au1x00 devel boards - return spi_register_driver(&ads7846_driver); } module_init(ads7846_init); @@ -1206,14 +1174,6 @@ module_init(ads7846_init); static void __exit ads7846_exit(void) { spi_unregister_driver(&ads7846_driver); - -#ifdef CONFIG_ARCH_OMAP - if (machine_is_omap_osk()) { - omap_free_gpio(4); - omap_free_gpio(6); - } -#endif - } module_exit(ads7846_exit); diff --git a/drivers/input/touchscreen/corgi_ts.c b/drivers/input/touchscreen/corgi_ts.c index 99d92f5c93d..a22576779ac 100644 --- a/drivers/input/touchscreen/corgi_ts.c +++ b/drivers/input/touchscreen/corgi_ts.c @@ -22,6 +22,7 @@ #include <asm/arch/sharpsl.h> #include <asm/arch/hardware.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #define PWR_MODE_ACTIVE 0 diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig index 859814f62cb..a3a6199639f 100644 --- a/drivers/leds/Kconfig +++ b/drivers/leds/Kconfig @@ -46,13 +46,6 @@ config LEDS_SPITZ This option enables support for the LEDs on Sharp Zaurus SL-Cxx00 series (C1000, C3000, C3100). -config LEDS_TOSA - tristate "LED Support for the Sharp SL-6000 series" - depends on LEDS_CLASS && PXA_SHARPSL - help - This option enables support for the LEDs on Sharp Zaurus - SL-6000 series. - config LEDS_S3C24XX tristate "LED Support for Samsung S3C24XX GPIO LEDs" depends on LEDS_CLASS && ARCH_S3C2410 diff --git a/drivers/leds/Makefile b/drivers/leds/Makefile index 84ced3b1a13..e54f42da21a 100644 --- a/drivers/leds/Makefile +++ b/drivers/leds/Makefile @@ -9,7 +9,6 @@ obj-$(CONFIG_LEDS_ATMEL_PWM) += leds-atmel-pwm.o obj-$(CONFIG_LEDS_CORGI) += leds-corgi.o obj-$(CONFIG_LEDS_LOCOMO) += leds-locomo.o obj-$(CONFIG_LEDS_SPITZ) += leds-spitz.o -obj-$(CONFIG_LEDS_TOSA) += leds-tosa.o obj-$(CONFIG_LEDS_S3C24XX) += leds-s3c24xx.o obj-$(CONFIG_LEDS_AMS_DELTA) += leds-ams-delta.o obj-$(CONFIG_LEDS_NET48XX) += leds-net48xx.o diff --git a/drivers/leds/leds-tosa.c b/drivers/leds/leds-tosa.c deleted file mode 100644 index 7ebecc41a9b..00000000000 --- a/drivers/leds/leds-tosa.c +++ /dev/null @@ -1,132 +0,0 @@ -/* - * LED Triggers Core - * - * Copyright 2005 Dirk Opfer - * - * Author: Dirk Opfer <Dirk@Opfer-Online.de> - * based on spitz.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/leds.h> -#include <asm/hardware/scoop.h> -#include <asm/mach-types.h> -#include <asm/arch/hardware.h> -#include <asm/arch/pxa-regs.h> -#include <asm/arch/tosa.h> - -static void tosaled_amber_set(struct led_classdev *led_cdev, - enum led_brightness value) -{ - if (value) - set_scoop_gpio(&tosascoop_jc_device.dev, - TOSA_SCOOP_JC_CHRG_ERR_LED); - else - reset_scoop_gpio(&tosascoop_jc_device.dev, - TOSA_SCOOP_JC_CHRG_ERR_LED); -} - -static void tosaled_green_set(struct led_classdev *led_cdev, - enum led_brightness value) -{ - if (value) - set_scoop_gpio(&tosascoop_jc_device.dev, - TOSA_SCOOP_JC_NOTE_LED); - else - reset_scoop_gpio(&tosascoop_jc_device.dev, - TOSA_SCOOP_JC_NOTE_LED); -} - -static struct led_classdev tosa_amber_led = { - .name = "tosa:amber:charge", - .default_trigger = "sharpsl-charge", - .brightness_set = tosaled_amber_set, -}; - -static struct led_classdev tosa_green_led = { - .name = "tosa:green:mail", - .default_trigger = "nand-disk", - .brightness_set = tosaled_green_set, -}; - -#ifdef CONFIG_PM -static int tosaled_suspend(struct platform_device *dev, pm_message_t state) -{ -#ifdef CONFIG_LEDS_TRIGGERS - if (tosa_amber_led.trigger && strcmp(tosa_amber_led.trigger->name, - "sharpsl-charge")) -#endif - led_classdev_suspend(&tosa_amber_led); - led_classdev_suspend(&tosa_green_led); - return 0; -} - -static int tosaled_resume(struct platform_device *dev) -{ - led_classdev_resume(&tosa_amber_led); - led_classdev_resume(&tosa_green_led); - return 0; -} -#else -#define tosaled_suspend NULL -#define tosaled_resume NULL -#endif - -static int tosaled_probe(struct platform_device *pdev) -{ - int ret; - - ret = led_classdev_register(&pdev->dev, &tosa_amber_led); - if (ret < 0) - return ret; - - ret = led_classdev_register(&pdev->dev, &tosa_green_led); - if (ret < 0) - led_classdev_unregister(&tosa_amber_led); - - return ret; -} - -static int tosaled_remove(struct platform_device *pdev) -{ - led_classdev_unregister(&tosa_amber_led); - led_classdev_unregister(&tosa_green_led); - - return 0; -} - -static struct platform_driver tosaled_driver = { - .probe = tosaled_probe, - .remove = tosaled_remove, - .suspend = tosaled_suspend, - .resume = tosaled_resume, - .driver = { - .name = "tosa-led", - .owner = THIS_MODULE, - }, -}; - -static int __init tosaled_init(void) -{ - return platform_driver_register(&tosaled_driver); -} - -static void __exit tosaled_exit(void) -{ - platform_driver_unregister(&tosaled_driver); -} - -module_init(tosaled_init); -module_exit(tosaled_exit); - -MODULE_AUTHOR("Dirk Opfer <Dirk@Opfer-Online.de>"); -MODULE_DESCRIPTION("Tosa LED driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:tosa-led"); diff --git a/drivers/lguest/lg.h b/drivers/lguest/lg.h index 2337e1a06f0..005bd045d2e 100644 --- a/drivers/lguest/lg.h +++ b/drivers/lguest/lg.h @@ -10,7 +10,6 @@ #include <linux/wait.h> #include <linux/hrtimer.h> #include <linux/err.h> -#include <asm/semaphore.h> #include <asm/lguest.h> diff --git a/drivers/macintosh/adb.c b/drivers/macintosh/adb.c index 28958101061..20978205cd0 100644 --- a/drivers/macintosh/adb.c +++ b/drivers/macintosh/adb.c @@ -37,9 +37,9 @@ #include <linux/device.h> #include <linux/kthread.h> #include <linux/platform_device.h> +#include <linux/semaphore.h> #include <asm/uaccess.h> -#include <asm/semaphore.h> #ifdef CONFIG_PPC #include <asm/prom.h> #include <asm/machdep.h> diff --git a/drivers/macintosh/windfarm_smu_sat.c b/drivers/macintosh/windfarm_smu_sat.c index f449d775cdf..797918d0e59 100644 --- a/drivers/macintosh/windfarm_smu_sat.c +++ b/drivers/macintosh/windfarm_smu_sat.c @@ -13,7 +13,7 @@ #include <linux/init.h> #include <linux/wait.h> #include <linux/i2c.h> -#include <asm/semaphore.h> +#include <linux/semaphore.h> #include <asm/prom.h> #include <asm/smu.h> #include <asm/pmac_low_i2c.h> diff --git a/drivers/media/radio/radio-aimslab.c b/drivers/media/radio/radio-aimslab.c index f0a67e93d7f..c69bde39a23 100644 --- a/drivers/media/radio/radio-aimslab.c +++ b/drivers/media/radio/radio-aimslab.c @@ -36,7 +36,6 @@ #include <asm/uaccess.h> /* copy to/from user */ #include <linux/videodev2.h> /* kernel radio structs */ #include <media/v4l2-common.h> -#include <asm/semaphore.h> /* Lock for the I/O */ #include <linux/version.h> /* for KERNEL_VERSION MACRO */ #define RADIO_VERSION KERNEL_VERSION(0,0,2) diff --git a/drivers/media/video/ir-kbd-i2c.c b/drivers/media/video/ir-kbd-i2c.c index 9851987b95f..dabafdf71e6 100644 --- a/drivers/media/video/ir-kbd-i2c.c +++ b/drivers/media/video/ir-kbd-i2c.c @@ -40,7 +40,6 @@ #include <linux/i2c.h> #include <linux/i2c-id.h> #include <linux/workqueue.h> -#include <asm/semaphore.h> #include <media/ir-common.h> #include <media/ir-kbd-i2c.h> diff --git a/drivers/media/video/ov511.c b/drivers/media/video/ov511.c index d55d5800efb..6590058e8ff 100644 --- a/drivers/media/video/ov511.c +++ b/drivers/media/video/ov511.c @@ -41,7 +41,6 @@ #include <linux/slab.h> #include <linux/ctype.h> #include <linux/pagemap.h> -#include <asm/semaphore.h> #include <asm/processor.h> #include <linux/mm.h> #include <linux/device.h> diff --git a/drivers/media/video/pvrusb2/pvrusb2-context.c b/drivers/media/video/pvrusb2/pvrusb2-context.c index 9d94aed2e12..160437b21e6 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-context.c +++ b/drivers/media/video/pvrusb2/pvrusb2-context.c @@ -26,7 +26,6 @@ #include <linux/errno.h> #include <linux/string.h> #include <linux/slab.h> -#include <asm/semaphore.h> static void pvr2_context_destroy(struct pvr2_context *mp) diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.c b/drivers/media/video/pvrusb2/pvrusb2-hdw.c index d6955fa3959..2404053a4d8 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-hdw.c +++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.c @@ -25,7 +25,6 @@ #include <linux/firmware.h> #include <linux/videodev2.h> #include <media/v4l2-common.h> -#include <asm/semaphore.h> #include "pvrusb2.h" #include "pvrusb2-std.h" #include "pvrusb2-util.h" diff --git a/drivers/media/video/pvrusb2/pvrusb2-sysfs.c b/drivers/media/video/pvrusb2/pvrusb2-sysfs.c index 7a1cd878e31..07f4eae1843 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-sysfs.c +++ b/drivers/media/video/pvrusb2/pvrusb2-sysfs.c @@ -21,7 +21,6 @@ #include <linux/string.h> #include <linux/slab.h> -#include <asm/semaphore.h> #include "pvrusb2-sysfs.h" #include "pvrusb2-hdw.h" #include "pvrusb2-debug.h" diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 0c886c88238..2566479937c 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -22,6 +22,22 @@ config MFD_ASIC3 This driver supports the ASIC3 multifunction chip found on many PDAs (mainly iPAQ and HTC based ones) +config HTC_EGPIO + bool "HTC EGPIO support" + depends on GENERIC_HARDIRQS && HAVE_GPIO_LIB + help + This driver supports the CPLD egpio chip present on + several HTC phones. It provides basic support for input + pins, output pins, and irqs. + +config HTC_PASIC3 + tristate "HTC PASIC3 LED/DS1WM chip support" + help + This core driver provides register access for the LED/DS1WM + chips labeled "AIC2" and "AIC3", found on HTC Blueangel and + HTC Magician devices, respectively. Actual functionality is + handled by the leds-pasic3 and ds1wm drivers. + endmenu menu "Multimedia Capabilities Port drivers" diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index 521cd5cb68a..eef4e26807d 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -5,6 +5,9 @@ obj-$(CONFIG_MFD_SM501) += sm501.o obj-$(CONFIG_MFD_ASIC3) += asic3.o +obj-$(CONFIG_HTC_EGPIO) += htc-egpio.o +obj-$(CONFIG_HTC_PASIC3) += htc-pasic3.o + obj-$(CONFIG_MCP) += mcp-core.o obj-$(CONFIG_MCP_SA11X0) += mcp-sa11x0.o obj-$(CONFIG_MCP_UCB1200) += ucb1x00-core.o diff --git a/drivers/mfd/htc-egpio.c b/drivers/mfd/htc-egpio.c new file mode 100644 index 00000000000..8872cc07751 --- /dev/null +++ b/drivers/mfd/htc-egpio.c @@ -0,0 +1,440 @@ +/* + * Support for the GPIO/IRQ expander chips present on several HTC phones. + * These are implemented in CPLD chips present on the board. + * + * Copyright (c) 2007 Kevin O'Connor <kevin@koconnor.net> + * Copyright (c) 2007 Philipp Zabel <philipp.zabel@gmail.com> + * + * This file may be distributed under the terms of the GNU GPL license. + */ + +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/io.h> +#include <linux/spinlock.h> +#include <linux/platform_device.h> +#include <linux/module.h> +#include <linux/mfd/htc-egpio.h> + +struct egpio_chip { + int reg_start; + int cached_values; + unsigned long is_out; + struct device *dev; + struct gpio_chip chip; +}; + +struct egpio_info { + spinlock_t lock; + + /* iomem info */ + void __iomem *base_addr; + int bus_shift; /* byte shift */ + int reg_shift; /* bit shift */ + int reg_mask; + + /* irq info */ + int ack_register; + int ack_write; + u16 irqs_enabled; + uint irq_start; + int nirqs; + uint chained_irq; + + /* egpio info */ + struct egpio_chip *chip; + int nchips; +}; + +static inline void egpio_writew(u16 value, struct egpio_info *ei, int reg) +{ + writew(value, ei->base_addr + (reg << ei->bus_shift)); +} + +static inline u16 egpio_readw(struct egpio_info *ei, int reg) +{ + return readw(ei->base_addr + (reg << ei->bus_shift)); +} + +/* + * IRQs + */ + +static inline void ack_irqs(struct egpio_info *ei) +{ + egpio_writew(ei->ack_write, ei, ei->ack_register); + pr_debug("EGPIO ack - write %x to base+%x\n", + ei->ack_write, ei->ack_register << ei->bus_shift); +} + +static void egpio_ack(unsigned int irq) +{ +} + +/* There does not appear to be a way to proactively mask interrupts + * on the egpio chip itself. So, we simply ignore interrupts that + * aren't desired. */ +static void egpio_mask(unsigned int irq) +{ + struct egpio_info *ei = get_irq_chip_data(irq); + ei->irqs_enabled &= ~(1 << (irq - ei->irq_start)); + pr_debug("EGPIO mask %d %04x\n", irq, ei->irqs_enabled); +} +static void egpio_unmask(unsigned int irq) +{ + struct egpio_info *ei = get_irq_chip_data(irq); + ei->irqs_enabled |= 1 << (irq - ei->irq_start); + pr_debug("EGPIO unmask %d %04x\n", irq, ei->irqs_enabled); +} + +static struct irq_chip egpio_muxed_chip = { + .name = "htc-egpio", + .ack = egpio_ack, + .mask = egpio_mask, + .unmask = egpio_unmask, +}; + +static void egpio_handler(unsigned int irq, struct irq_desc *desc) +{ + struct egpio_info *ei = get_irq_data(irq); + int irqpin; + + /* Read current pins. */ + unsigned long readval = egpio_readw(ei, ei->ack_register); + pr_debug("IRQ reg: %x\n", (unsigned int)readval); + /* Ack/unmask interrupts. */ + ack_irqs(ei); + /* Process all set pins. */ + readval &= ei->irqs_enabled; + for_each_bit(irqpin, &readval, ei->nirqs) { + /* Run irq handler */ + pr_debug("got IRQ %d\n", irqpin); + irq = ei->irq_start + irqpin; + desc = &irq_desc[irq]; + desc->handle_irq(irq, desc); + } +} + +int htc_egpio_get_wakeup_irq(struct device *dev) +{ + struct egpio_info *ei = dev_get_drvdata(dev); + + /* Read current pins. */ + u16 readval = egpio_readw(ei, ei->ack_register); + /* Ack/unmask interrupts. */ + ack_irqs(ei); + /* Return first set pin. */ + readval &= ei->irqs_enabled; + return ei->irq_start + ffs(readval) - 1; +} +EXPORT_SYMBOL(htc_egpio_get_wakeup_irq); + +static inline int egpio_pos(struct egpio_info *ei, int bit) +{ + return bit >> ei->reg_shift; +} + +static inline int egpio_bit(struct egpio_info *ei, int bit) +{ + return 1 << (bit & ((1 << ei->reg_shift)-1)); +} + +/* + * Input pins + */ + +static int egpio_get(struct gpio_chip *chip, unsigned offset) +{ + struct egpio_chip *egpio; + struct egpio_info *ei; + unsigned bit; + int reg; + int value; + + pr_debug("egpio_get_value(%d)\n", chip->base + offset); + + egpio = container_of(chip, struct egpio_chip, chip); + ei = dev_get_drvdata(egpio->dev); + bit = egpio_bit(ei, offset); + reg = egpio->reg_start + egpio_pos(ei, offset); + + value = egpio_readw(ei, reg); + pr_debug("readw(%p + %x) = %x\n", + ei->base_addr, reg << ei->bus_shift, value); + return value & bit; +} + +static int egpio_direction_input(struct gpio_chip *chip, unsigned offset) +{ + struct egpio_chip *egpio; + + egpio = container_of(chip, struct egpio_chip, chip); + return test_bit(offset, &egpio->is_out) ? -EINVAL : 0; +} + + +/* + * Output pins + */ + +static void egpio_set(struct gpio_chip *chip, unsigned offset, int value) +{ + unsigned long flag; + struct egpio_chip *egpio; + struct egpio_info *ei; + unsigned bit; + int pos; + int reg; + int shift; + + pr_debug("egpio_set(%s, %d(%d), %d)\n", + chip->label, offset, offset+chip->base, value); + + egpio = container_of(chip, struct egpio_chip, chip); + ei = dev_get_drvdata(egpio->dev); + bit = egpio_bit(ei, offset); + pos = egpio_pos(ei, offset); + reg = egpio->reg_start + pos; + shift = pos << ei->reg_shift; + + pr_debug("egpio %s: reg %d = 0x%04x\n", value ? "set" : "clear", + reg, (egpio->cached_values >> shift) & ei->reg_mask); + + spin_lock_irqsave(&ei->lock, flag); + if (value) + egpio->cached_values |= (1 << offset); + else + egpio->cached_values &= ~(1 << offset); + egpio_writew((egpio->cached_values >> shift) & ei->reg_mask, ei, reg); + spin_unlock_irqrestore(&ei->lock, flag); +} + +static int egpio_direction_output(struct gpio_chip *chip, + unsigned offset, int value) +{ + struct egpio_chip *egpio; + + egpio = container_of(chip, struct egpio_chip, chip); + if (test_bit(offset, &egpio->is_out)) { + egpio_set(chip, offset, value); + return 0; + } else { + return -EINVAL; + } +} + +static void egpio_write_cache(struct egpio_info *ei) +{ + int i; + struct egpio_chip *egpio; + int shift; + + for (i = 0; i < ei->nchips; i++) { + egpio = &(ei->chip[i]); + if (!egpio->is_out) + continue; + + for (shift = 0; shift < egpio->chip.ngpio; + shift += (1<<ei->reg_shift)) { + + int reg = egpio->reg_start + egpio_pos(ei, shift); + + if (!((egpio->is_out >> shift) & ei->reg_mask)) + continue; + + pr_debug("EGPIO: setting %x to %x, was %x\n", reg, + (egpio->cached_values >> shift) & ei->reg_mask, + egpio_readw(ei, reg)); + + egpio_writew((egpio->cached_values >> shift) + & ei->reg_mask, ei, reg); + } + } +} + + +/* + * Setup + */ + +static int __init egpio_probe(struct platform_device *pdev) +{ + struct htc_egpio_platform_data *pdata = pdev->dev.platform_data; + struct resource *res; + struct egpio_info *ei; + struct gpio_chip *chip; + unsigned int irq, irq_end; + int i; + int ret; + + /* Initialize ei data structure. */ + ei = kzalloc(sizeof(*ei), GFP_KERNEL); + if (!ei) + return -ENOMEM; + + spin_lock_init(&ei->lock); + + /* Find chained irq */ + ret = -EINVAL; + res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); + if (res) + ei->chained_irq = res->start; + + /* Map egpio chip into virtual address space. */ + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + goto fail; + ei->base_addr = ioremap_nocache(res->start, res->end - res->start); + if (!ei->base_addr) + goto fail; + pr_debug("EGPIO phys=%08x virt=%p\n", res->start, ei->base_addr); + + if ((pdata->bus_width != 16) && (pdata->bus_width != 32)) + goto fail; + ei->bus_shift = fls(pdata->bus_width - 1) - 3; + pr_debug("bus_shift = %d\n", ei->bus_shift); + + if ((pdata->reg_width != 8) && (pdata->reg_width != 16)) + goto fail; + ei->reg_shift = fls(pdata->reg_width - 1); + pr_debug("reg_shift = %d\n", ei->reg_shift); + + ei->reg_mask = (1 << pdata->reg_width) - 1; + + platform_set_drvdata(pdev, ei); + + ei->nchips = pdata->num_chips; + ei->chip = kzalloc(sizeof(struct egpio_chip) * ei->nchips, GFP_KERNEL); + if (!ei) { + ret = -ENOMEM; + goto fail; + } + for (i = 0; i < ei->nchips; i++) { + ei->chip[i].reg_start = pdata->chip[i].reg_start; + ei->chip[i].cached_values = pdata->chip[i].initial_values; + ei->chip[i].is_out = pdata->chip[i].direction; + ei->chip[i].dev = &(pdev->dev); + chip = &(ei->chip[i].chip); + chip->label = "htc-egpio"; + chip->get = egpio_get; + chip->set = egpio_set; + chip->direction_input = egpio_direction_input; + chip->direction_output = egpio_direction_output; + chip->base = pdata->chip[i].gpio_base; + chip->ngpio = pdata->chip[i].num_gpios; + + gpiochip_add(chip); + } + + /* Set initial pin values */ + egpio_write_cache(ei); + + ei->irq_start = pdata->irq_base; + ei->nirqs = pdata->num_irqs; + ei->ack_register = pdata->ack_register; + + if (ei->chained_irq) { + /* Setup irq handlers */ + ei->ack_write = 0xFFFF; + if (pdata->invert_acks) + ei->ack_write = 0; + irq_end = ei->irq_start + ei->nirqs; + for (irq = ei->irq_start; irq < irq_end; irq++) { + set_irq_chip(irq, &egpio_muxed_chip); + set_irq_chip_data(irq, ei); + set_irq_handler(irq, handle_simple_irq); + set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); + } + set_irq_type(ei->chained_irq, IRQ_TYPE_EDGE_RISING); + set_irq_data(ei->chained_irq, ei); + set_irq_chained_handler(ei->chained_irq, egpio_handler); + ack_irqs(ei); + + device_init_wakeup(&pdev->dev, 1); + } + + return 0; + +fail: + printk(KERN_ERR "EGPIO failed to setup\n"); + kfree(ei); + return ret; +} + +static int __exit egpio_remove(struct platform_device *pdev) +{ + struct egpio_info *ei = platform_get_drvdata(pdev); + unsigned int irq, irq_end; + + if (ei->chained_irq) { + irq_end = ei->irq_start + ei->nirqs; + for (irq = ei->irq_start; irq < irq_end; irq++) { + set_irq_chip(irq, NULL); + set_irq_handler(irq, NULL); + set_irq_flags(irq, 0); + } + set_irq_chained_handler(ei->chained_irq, NULL); + device_init_wakeup(&pdev->dev, 0); + } + iounmap(ei->base_addr); + kfree(ei->chip); + kfree(ei); + + return 0; +} + +#ifdef CONFIG_PM +static int egpio_suspend(struct platform_device *pdev, pm_message_t state) +{ + struct egpio_info *ei = platform_get_drvdata(pdev); + + if (ei->chained_irq && device_may_wakeup(&pdev->dev)) + enable_irq_wake(ei->chained_irq); + return 0; +} + +static int egpio_resume(struct platform_device *pdev) +{ + struct egpio_info *ei = platform_get_drvdata(pdev); + + if (ei->chained_irq && device_may_wakeup(&pdev->dev)) + disable_irq_wake(ei->chained_irq); + + /* Update registers from the cache, in case + the CPLD was powered off during suspend */ + egpio_write_cache(ei); + return 0; +} +#else +#define egpio_suspend NULL +#define egpio_resume NULL +#endif + + +static struct platform_driver egpio_driver = { + .driver = { + .name = "htc-egpio", + }, + .remove = __exit_p(egpio_remove), + .suspend = egpio_suspend, + .resume = egpio_resume, +}; + +static int __init egpio_init(void) +{ + return platform_driver_probe(&egpio_driver, egpio_probe); +} + +static void __exit egpio_exit(void) +{ + platform_driver_unregister(&egpio_driver); +} + +/* start early for dependencies */ +subsys_initcall(egpio_init); +module_exit(egpio_exit) + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Kevin O'Connor <kevin@koconnor.net>"); diff --git a/drivers/mfd/htc-pasic3.c b/drivers/mfd/htc-pasic3.c new file mode 100644 index 00000000000..af66f4f2830 --- /dev/null +++ b/drivers/mfd/htc-pasic3.c @@ -0,0 +1,265 @@ +/* + * Core driver for HTC PASIC3 LED/DS1WM chip. + * + * Copyright (C) 2006 Philipp Zabel <philipp.zabel@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + */ + +#include <linux/init.h> +#include <linux/module.h> +#include <linux/platform_device.h> + +#include <linux/ds1wm.h> +#include <linux/gpio.h> +#include <linux/io.h> +#include <linux/irq.h> +#include <linux/interrupt.h> +#include <linux/mfd/htc-pasic3.h> + +#include <asm/arch/pxa-regs.h> + +struct pasic3_data { + void __iomem *mapping; + unsigned int bus_shift; + struct platform_device *ds1wm_pdev; + struct platform_device *led_pdev; +}; + +#define REG_ADDR 5 +#define REG_DATA 6 +#define NUM_REGS 7 + +#define READ_MODE 0x80 + +/* + * write to a secondary register on the PASIC3 + */ +void pasic3_write_register(struct device *dev, u32 reg, u8 val) +{ + struct pasic3_data *asic = dev->driver_data; + int bus_shift = asic->bus_shift; + void __iomem *addr = asic->mapping + (REG_ADDR << bus_shift); + void __iomem *data = asic->mapping + (REG_DATA << bus_shift); + + __raw_writeb(~READ_MODE & reg, addr); + __raw_writeb(val, data); +} +EXPORT_SYMBOL(pasic3_write_register); /* for leds-pasic3 */ + +/* + * read from a secondary register on the PASIC3 + */ +u8 pasic3_read_register(struct device *dev, u32 reg) +{ + struct pasic3_data *asic = dev->driver_data; + int bus_shift = asic->bus_shift; + void __iomem *addr = asic->mapping + (REG_ADDR << bus_shift); + void __iomem *data = asic->mapping + (REG_DATA << bus_shift); + + __raw_writeb(READ_MODE | reg, addr); + return __raw_readb(data); +} +EXPORT_SYMBOL(pasic3_read_register); /* for leds-pasic3 */ + +/* + * LEDs + */ + +static int led_device_add(struct device *pasic3_dev, + const struct pasic3_leds_machinfo *pdata) +{ + struct pasic3_data *asic = pasic3_dev->driver_data; + struct platform_device *pdev; + int ret; + + pdev = platform_device_alloc("pasic3-led", -1); + if (!pdev) { + dev_dbg(pasic3_dev, "failed to allocate LED platform device\n"); + return -ENOMEM; + } + + ret = platform_device_add_data(pdev, pdata, + sizeof(struct pasic3_leds_machinfo)); + if (ret < 0) { + dev_dbg(pasic3_dev, "failed to add LED platform data\n"); + goto exit_pdev_put; + } + + pdev->dev.parent = pasic3_dev; + ret = platform_device_add(pdev); + if (ret < 0) { + dev_dbg(pasic3_dev, "failed to add LED platform device\n"); + goto exit_pdev_put; + } + + asic->led_pdev = pdev; + return 0; + +exit_pdev_put: + platform_device_put(pdev); + return ret; +} + +/* + * DS1WM + */ + +static void ds1wm_enable(struct platform_device *pdev) +{ + struct device *dev = pdev->dev.parent; + int c; + + c = pasic3_read_register(dev, 0x28); + pasic3_write_register(dev, 0x28, c & 0x7f); + + dev_dbg(dev, "DS1WM OWM_EN low (active) %02x\n", c & 0x7f); +} + +static void ds1wm_disable(struct platform_device *pdev) +{ + struct device *dev = pdev->dev.parent; + int c; + + c = pasic3_read_register(dev, 0x28); + pasic3_write_register(dev, 0x28, c | 0x80); + + dev_dbg(dev, "DS1WM OWM_EN high (inactive) %02x\n", c | 0x80); +} + +static struct ds1wm_platform_data ds1wm_pdata = { + .bus_shift = 2, + .enable = ds1wm_enable, + .disable = ds1wm_disable, +}; + +static int ds1wm_device_add(struct device *pasic3_dev, int bus_shift) +{ + struct pasic3_data *asic = pasic3_dev->driver_data; + struct platform_device *pdev; + int ret; + + pdev = platform_device_alloc("ds1wm", -1); + if (!pdev) { + dev_dbg(pasic3_dev, "failed to allocate DS1WM platform device\n"); + return -ENOMEM; + } + + ret = platform_device_add_resources(pdev, pdev->resource, + pdev->num_resources); + if (ret < 0) { + dev_dbg(pasic3_dev, "failed to add DS1WM resources\n"); + goto exit_pdev_put; + } + + ds1wm_pdata.bus_shift = asic->bus_shift; + ret = platform_device_add_data(pdev, &ds1wm_pdata, + sizeof(struct ds1wm_platform_data)); + if (ret < 0) { + dev_dbg(pasic3_dev, "failed to add DS1WM platform data\n"); + goto exit_pdev_put; + } + + pdev->dev.parent = pasic3_dev; + ret = platform_device_add(pdev); + if (ret < 0) { + dev_dbg(pasic3_dev, "failed to add DS1WM platform device\n"); + goto exit_pdev_put; + } + + asic->ds1wm_pdev = pdev; + return 0; + +exit_pdev_put: + platform_device_put(pdev); + return ret; +} + +static int __init pasic3_probe(struct platform_device *pdev) +{ + struct pasic3_platform_data *pdata = pdev->dev.platform_data; + struct device *dev = &pdev->dev; + struct pasic3_data *asic; + struct resource *r; + int ret; + + r = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!r) + return -ENXIO; + + if (!request_mem_region(r->start, r->end - r->start + 1, "pasic3")) + return -EBUSY; + + asic = kzalloc(sizeof(struct pasic3_data), GFP_KERNEL); + if (!asic) + return -ENOMEM; + + platform_set_drvdata(pdev, asic); + + if (pdata && pdata->bus_shift) + asic->bus_shift = pdata->bus_shift; + else + asic->bus_shift = 2; + + asic->mapping = ioremap(r->start, r->end - r->start + 1); + if (!asic->mapping) { + dev_err(dev, "couldn't ioremap PASIC3\n"); + kfree(asic); + return -ENOMEM; + } + + ret = ds1wm_device_add(dev, asic->bus_shift); + if (ret < 0) + dev_warn(dev, "failed to register DS1WM\n"); + + if (pdata->led_pdata) { + ret = led_device_add(dev, pdata->led_pdata); + if (ret < 0) + dev_warn(dev, "failed to register LED device\n"); + } + + return 0; +} + +static int pasic3_remove(struct platform_device *pdev) +{ + struct pasic3_data *asic = platform_get_drvdata(pdev); + struct resource *r; + + if (asic->led_pdev) + platform_device_unregister(asic->led_pdev); + if (asic->ds1wm_pdev) + platform_device_unregister(asic->ds1wm_pdev); + + iounmap(asic->mapping); + r = platform_get_resource(pdev, IORESOURCE_MEM, 0); + release_mem_region(r->start, r->end - r->start + 1); + kfree(asic); + return 0; +} + +static struct platform_driver pasic3_driver = { + .driver = { + .name = "pasic3", + }, + .remove = pasic3_remove, +}; + +static int __init pasic3_base_init(void) +{ + return platform_driver_probe(&pasic3_driver, pasic3_probe); +} + +static void __exit pasic3_base_exit(void) +{ + platform_driver_unregister(&pasic3_driver); +} + +module_init(pasic3_base_init); +module_exit(pasic3_base_exit); + +MODULE_AUTHOR("Philipp Zabel <philipp.zabel@gmail.com>"); +MODULE_DESCRIPTION("Core driver for HTC PASIC3"); +MODULE_LICENSE("GPL"); diff --git a/drivers/mfd/ucb1x00-ts.c b/drivers/mfd/ucb1x00-ts.c index fdbaa776f24..5e859486eaf 100644 --- a/drivers/mfd/ucb1x00-ts.c +++ b/drivers/mfd/ucb1x00-ts.c @@ -32,7 +32,6 @@ #include <linux/kthread.h> #include <asm/dma.h> -#include <asm/semaphore.h> #include <asm/arch/collie.h> #include <asm/mach-types.h> diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig index 962817e49fb..bb94ce78a6d 100644 --- a/drivers/misc/Kconfig +++ b/drivers/misc/Kconfig @@ -22,6 +22,39 @@ config ATMEL_PWM purposes including software controlled power-efficent backlights on LCD displays, motor control, and waveform generation. +config ATMEL_TCLIB + bool "Atmel AT32/AT91 Timer/Counter Library" + depends on (AVR32 || ARCH_AT91) + help + Select this if you want a library to allocate the Timer/Counter + blocks found on many Atmel processors. This facilitates using + these blocks by different drivers despite processor differences. + +config ATMEL_TCB_CLKSRC + bool "TC Block Clocksource" + depends on ATMEL_TCLIB && GENERIC_TIME + default y + help + Select this to get a high precision clocksource based on a + TC block with a 5+ MHz base clock rate. Two timer channels + are combined to make a single 32-bit timer. + + When GENERIC_CLOCKEVENTS is defined, the third timer channel + may be used as a clock event device supporting oneshot mode + (delays of up to two seconds) based on the 32 KiHz clock. + +config ATMEL_TCB_CLKSRC_BLOCK + int + depends on ATMEL_TCB_CLKSRC + prompt "TC Block" if ARCH_AT91RM9200 || ARCH_AT91SAM9260 || CPU_AT32AP700X + default 0 + range 0 1 + help + Some chips provide more than one TC block, so you have the + choice of which one to use for the clock framework. The other + TC can be used for other purposes, such as PWM generation and + interval timing. + config IBM_ASM tristate "Device driver for IBM RSA service processor" depends on X86 && PCI && INPUT && EXPERIMENTAL diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile index bbc69fdd1b9..4581b253311 100644 --- a/drivers/misc/Makefile +++ b/drivers/misc/Makefile @@ -10,6 +10,7 @@ obj-$(CONFIG_ACER_WMI) += acer-wmi.o obj-$(CONFIG_ASUS_LAPTOP) += asus-laptop.o obj-$(CONFIG_ATMEL_PWM) += atmel_pwm.o obj-$(CONFIG_ATMEL_SSC) += atmel-ssc.o +obj-$(CONFIG_ATMEL_TCLIB) += atmel_tclib.o obj-$(CONFIG_TC1100_WMI) += tc1100-wmi.o obj-$(CONFIG_LKDTM) += lkdtm.o obj-$(CONFIG_TIFM_CORE) += tifm_core.o diff --git a/drivers/misc/atmel_tclib.c b/drivers/misc/atmel_tclib.c new file mode 100644 index 00000000000..05dc8a31f28 --- /dev/null +++ b/drivers/misc/atmel_tclib.c @@ -0,0 +1,161 @@ +#include <linux/atmel_tc.h> +#include <linux/clk.h> +#include <linux/err.h> +#include <linux/init.h> +#include <linux/io.h> +#include <linux/ioport.h> +#include <linux/kernel.h> +#include <linux/platform_device.h> + +/* Number of bytes to reserve for the iomem resource */ +#define ATMEL_TC_IOMEM_SIZE 256 + + +/* + * This is a thin library to solve the problem of how to portably allocate + * one of the TC blocks. For simplicity, it doesn't currently expect to + * share individual timers between different drivers. + */ + +#if defined(CONFIG_AVR32) +/* AVR32 has these divide PBB */ +const u8 atmel_tc_divisors[5] = { 0, 4, 8, 16, 32, }; +EXPORT_SYMBOL(atmel_tc_divisors); + +#elif defined(CONFIG_ARCH_AT91) +/* AT91 has these divide MCK */ +const u8 atmel_tc_divisors[5] = { 2, 8, 32, 128, 0, }; +EXPORT_SYMBOL(atmel_tc_divisors); + +#endif + +static DEFINE_SPINLOCK(tc_list_lock); +static LIST_HEAD(tc_list); + +/** + * atmel_tc_alloc - allocate a specified TC block + * @block: which block to allocate + * @name: name to be associated with the iomem resource + * + * Caller allocates a block. If it is available, a pointer to a + * pre-initialized struct atmel_tc is returned. The caller can access + * the registers directly through the "regs" field. + */ +struct atmel_tc *atmel_tc_alloc(unsigned block, const char *name) +{ + struct atmel_tc *tc; + struct platform_device *pdev = NULL; + struct resource *r; + + spin_lock(&tc_list_lock); + list_for_each_entry(tc, &tc_list, node) { + if (tc->pdev->id == block) { + pdev = tc->pdev; + break; + } + } + + if (!pdev || tc->iomem) + goto fail; + + r = platform_get_resource(pdev, IORESOURCE_MEM, 0); + r = request_mem_region(r->start, ATMEL_TC_IOMEM_SIZE, name); + if (!r) + goto fail; + + tc->regs = ioremap(r->start, ATMEL_TC_IOMEM_SIZE); + if (!tc->regs) + goto fail_ioremap; + + tc->iomem = r; + +out: + spin_unlock(&tc_list_lock); + return tc; + +fail_ioremap: + release_resource(r); +fail: + tc = NULL; + goto out; +} +EXPORT_SYMBOL_GPL(atmel_tc_alloc); + +/** + * atmel_tc_free - release a specified TC block + * @tc: Timer/counter block that was returned by atmel_tc_alloc() + * + * This reverses the effect of atmel_tc_alloc(), unmapping the I/O + * registers, invalidating the resource returned by that routine and + * making the TC available to other drivers. + */ +void atmel_tc_free(struct atmel_tc *tc) +{ + spin_lock(&tc_list_lock); + if (tc->regs) { + iounmap(tc->regs); + release_resource(tc->iomem); + tc->regs = NULL; + tc->iomem = NULL; + } + spin_unlock(&tc_list_lock); +} +EXPORT_SYMBOL_GPL(atmel_tc_free); + +static int __init tc_probe(struct platform_device *pdev) +{ + struct atmel_tc *tc; + struct clk *clk; + int irq; + + if (!platform_get_resource(pdev, IORESOURCE_MEM, 0)) + return -EINVAL; + + irq = platform_get_irq(pdev, 0); + if (irq < 0) + return -EINVAL; + + tc = kzalloc(sizeof(struct atmel_tc), GFP_KERNEL); + if (!tc) + return -ENOMEM; + + tc->pdev = pdev; + + clk = clk_get(&pdev->dev, "t0_clk"); + if (IS_ERR(clk)) { + kfree(tc); + return -EINVAL; + } + + tc->clk[0] = clk; + tc->clk[1] = clk_get(&pdev->dev, "t1_clk"); + if (IS_ERR(tc->clk[1])) + tc->clk[1] = clk; + tc->clk[2] = clk_get(&pdev->dev, "t2_clk"); + if (IS_ERR(tc->clk[2])) + tc->clk[2] = clk; + + tc->irq[0] = irq; + tc->irq[1] = platform_get_irq(pdev, 1); + if (tc->irq[1] < 0) + tc->irq[1] = irq; + tc->irq[2] = platform_get_irq(pdev, 2); + if (tc->irq[2] < 0) + tc->irq[2] = irq; + + spin_lock(&tc_list_lock); + list_add_tail(&tc->node, &tc_list); + spin_unlock(&tc_list_lock); + + return 0; +} + +static struct platform_driver tc_driver = { + .driver.name = "atmel_tcb", +}; + +static int __init tc_init(void) +{ + return platform_driver_probe(&tc_driver, tc_probe); +} +arch_initcall(tc_init); diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig index 4a3c6759492..959fb86cda0 100644 --- a/drivers/mtd/nand/Kconfig +++ b/drivers/mtd/nand/Kconfig @@ -314,7 +314,7 @@ config MTD_ALAUDA config MTD_NAND_ORION tristate "NAND Flash support for Marvell Orion SoC" - depends on ARCH_ORION && MTD_NAND + depends on PLAT_ORION && MTD_NAND help This enables the NAND flash controller on Orion machines. diff --git a/drivers/mtd/nand/orion_nand.c b/drivers/mtd/nand/orion_nand.c index 9162cca0182..ec5ad28b237 100644 --- a/drivers/mtd/nand/orion_nand.c +++ b/drivers/mtd/nand/orion_nand.c @@ -18,8 +18,8 @@ #include <linux/mtd/partitions.h> #include <asm/io.h> #include <asm/sizes.h> -#include <asm/arch/platform.h> #include <asm/arch/hardware.h> +#include <asm/plat-orion/orion_nand.h> #ifdef CONFIG_MTD_CMDLINE_PARTS static const char *part_probes[] = { "cmdlinepart", NULL }; diff --git a/drivers/net/3c527.c b/drivers/net/3c527.c index b72b89d53ec..fae295b6809 100644 --- a/drivers/net/3c527.c +++ b/drivers/net/3c527.c @@ -103,8 +103,8 @@ DRV_NAME ".c:v" DRV_VERSION " " DRV_RELDATE " Richard Procter <rnp@paradise.net. #include <linux/ethtool.h> #include <linux/completion.h> #include <linux/bitops.h> +#include <linux/semaphore.h> -#include <asm/semaphore.h> #include <asm/uaccess.h> #include <asm/system.h> #include <asm/io.h> diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index 45c3a208d93..2399a3796f6 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -2335,7 +2335,7 @@ config UGETH_TX_ON_DEMAND config MV643XX_ETH tristate "Marvell Discovery (643XX) and Orion ethernet support" - depends on MV64360 || MV64X60 || (PPC_MULTIPLATFORM && PPC32) || ARCH_ORION + depends on MV64360 || MV64X60 || (PPC_MULTIPLATFORM && PPC32) || PLAT_ORION select MII help This driver supports the gigabit ethernet MACs in the diff --git a/drivers/net/appletalk/cops.c b/drivers/net/appletalk/cops.c index 65b901ebfd6..82e9a5bd0dd 100644 --- a/drivers/net/appletalk/cops.c +++ b/drivers/net/appletalk/cops.c @@ -69,6 +69,7 @@ static const char *version = #include <linux/atalk.h> #include <linux/spinlock.h> #include <linux/bitops.h> +#include <linux/jiffies.h> #include <asm/system.h> #include <asm/io.h> @@ -503,7 +504,7 @@ static void cops_reset(struct net_device *dev, int sleep) long snap=jiffies; /* Let card finish initializing, about 1/3 second */ - while(jiffies-snap<HZ/3) + while (time_before(jiffies, snap + HZ/3)) schedule(); } else diff --git a/drivers/net/arm/at91_ether.c b/drivers/net/arm/at91_ether.c index 0ae0d83e5d2..978e20a1791 100644 --- a/drivers/net/arm/at91_ether.c +++ b/drivers/net/arm/at91_ether.c @@ -1043,7 +1043,9 @@ static int __init at91ether_setup(unsigned long phy_type, unsigned short phy_add } else if (machine_is_csb337()) { /* mix link activity status into LED2 link state */ write_phy(phy_address, MII_LEDCTRL_REG, 0x0d22); - } + } else if (machine_is_ecbat91()) + write_phy(phy_address, MII_LEDCTRL_REG, 0x156A); + disable_mdi(); spin_unlock_irq(&lp->lock); diff --git a/drivers/net/cxgb3/adapter.h b/drivers/net/cxgb3/adapter.h index eb305a0895f..4fdb13f8447 100644 --- a/drivers/net/cxgb3/adapter.h +++ b/drivers/net/cxgb3/adapter.h @@ -43,7 +43,6 @@ #include <linux/mutex.h> #include <linux/bitops.h> #include "t3cdev.h" -#include <asm/semaphore.h> #include <asm/io.h> struct vlan_group; diff --git a/drivers/net/cxgb3/t3cdev.h b/drivers/net/cxgb3/t3cdev.h index 77fcc1a4984..a18c8a14042 100644 --- a/drivers/net/cxgb3/t3cdev.h +++ b/drivers/net/cxgb3/t3cdev.h @@ -34,7 +34,6 @@ #include <linux/list.h> #include <asm/atomic.h> -#include <asm/semaphore.h> #include <linux/netdevice.h> #include <linux/proc_fs.h> #include <linux/skbuff.h> diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c index 0a9b75139e0..1da55dd2a5a 100644 --- a/drivers/net/hamradio/6pack.c +++ b/drivers/net/hamradio/6pack.c @@ -33,7 +33,7 @@ #include <linux/init.h> #include <linux/ip.h> #include <linux/tcp.h> -#include <asm/semaphore.h> +#include <linux/semaphore.h> #include <asm/atomic.h> #define SIXPACK_VERSION "Revision: 0.3.0" diff --git a/drivers/net/ibmveth.c b/drivers/net/ibmveth.c index bb31e09899f..ce4fc2ec2fe 100644 --- a/drivers/net/ibmveth.c +++ b/drivers/net/ibmveth.c @@ -49,7 +49,6 @@ #include <linux/in.h> #include <linux/ip.h> #include <net/net_namespace.h> -#include <asm/semaphore.h> #include <asm/hvcall.h> #include <asm/atomic.h> #include <asm/vio.h> diff --git a/drivers/net/irda/pxaficp_ir.c b/drivers/net/irda/pxaficp_ir.c index 8c09344f58d..8db71ab2045 100644 --- a/drivers/net/irda/pxaficp_ir.c +++ b/drivers/net/irda/pxaficp_ir.c @@ -36,6 +36,7 @@ #include <asm/hardware.h> #include <asm/arch/irda.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #ifdef CONFIG_MACH_MAINSTONE #include <asm/arch/mainstone.h> @@ -831,6 +832,11 @@ static int pxa_irda_probe(struct platform_device *pdev) if (err) goto err_mem_5; + if (si->pdata->startup) + err = si->pdata->startup(si->dev); + if (err) + goto err_startup; + dev->hard_start_xmit = pxa_irda_hard_xmit; dev->open = pxa_irda_start; dev->stop = pxa_irda_stop; @@ -856,6 +862,9 @@ static int pxa_irda_probe(struct platform_device *pdev) dev_set_drvdata(&pdev->dev, dev); if (err) { + if (si->pdata->shutdown) + si->pdata->shutdown(si->dev); +err_startup: kfree(si->tx_buff.head); err_mem_5: kfree(si->rx_buff.head); @@ -881,6 +890,8 @@ static int pxa_irda_remove(struct platform_device *_dev) if (dev) { struct pxa_irda *si = netdev_priv(dev); unregister_netdev(dev); + if (si->pdata->shutdown) + si->pdata->shutdown(si->dev); kfree(si->tx_buff.head); kfree(si->rx_buff.head); clk_put(si->fir_clk); diff --git a/drivers/net/netxen/netxen_nic_hdr.h b/drivers/net/netxen/netxen_nic_hdr.h index 160f605e58d..24d027e29c4 100644 --- a/drivers/net/netxen/netxen_nic_hdr.h +++ b/drivers/net/netxen/netxen_nic_hdr.h @@ -34,7 +34,6 @@ #include <linux/kernel.h> #include <linux/version.h> -#include <asm/semaphore.h> #include <linux/spinlock.h> #include <asm/irq.h> #include <linux/init.h> diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 96043c5746d..bc4c62b8e81 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -64,8 +64,8 @@ #define DRV_MODULE_NAME "tg3" #define PFX DRV_MODULE_NAME ": " -#define DRV_MODULE_VERSION "3.90" -#define DRV_MODULE_RELDATE "April 12, 2008" +#define DRV_MODULE_VERSION "3.91" +#define DRV_MODULE_RELDATE "April 18, 2008" #define TG3_DEF_MAC_MODE 0 #define TG3_DEF_RX_MODE 0 @@ -4135,11 +4135,21 @@ static int tigon3_dma_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb, u32 last_plus_one, u32 *start, u32 base_flags, u32 mss) { - struct sk_buff *new_skb = skb_copy(skb, GFP_ATOMIC); + struct sk_buff *new_skb; dma_addr_t new_addr = 0; u32 entry = *start; int i, ret = 0; + if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) + new_skb = skb_copy(skb, GFP_ATOMIC); + else { + int more_headroom = 4 - ((unsigned long)skb->data & 3); + + new_skb = skb_copy_expand(skb, + skb_headroom(skb) + more_headroom, + skb_tailroom(skb), GFP_ATOMIC); + } + if (!new_skb) { ret = -1; } else { @@ -4462,7 +4472,9 @@ static int tg3_start_xmit_dma_bug(struct sk_buff *skb, struct net_device *dev) would_hit_hwbug = 0; - if (tg3_4g_overflow_test(mapping, len)) + if (tp->tg3_flags3 & TG3_FLG3_5701_DMA_BUG) + would_hit_hwbug = 1; + else if (tg3_4g_overflow_test(mapping, len)) would_hit_hwbug = 1; tg3_set_txd(tp, entry, mapping, len, base_flags, @@ -11339,6 +11351,38 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) } } + if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) { + static struct tg3_dev_id { + u32 vendor; + u32 device; + } bridge_chipsets[] = { + { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXH_0 }, + { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXH_1 }, + { }, + }; + struct tg3_dev_id *pci_id = &bridge_chipsets[0]; + struct pci_dev *bridge = NULL; + + while (pci_id->vendor != 0) { + bridge = pci_get_device(pci_id->vendor, + pci_id->device, + bridge); + if (!bridge) { + pci_id++; + continue; + } + if (bridge->subordinate && + (bridge->subordinate->number <= + tp->pdev->bus->number) && + (bridge->subordinate->subordinate >= + tp->pdev->bus->number)) { + tp->tg3_flags3 |= TG3_FLG3_5701_DMA_BUG; + pci_dev_put(bridge); + break; + } + } + } + /* The EPB bridge inside 5714, 5715, and 5780 cannot support * DMA addresses > 40-bit. This bridge may have other additional * 57xx devices behind it in some 4-port NIC designs for example. diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h index c1075a73d66..c688c3ac503 100644 --- a/drivers/net/tg3.h +++ b/drivers/net/tg3.h @@ -2476,6 +2476,7 @@ struct tg3 { #define TG3_FLG3_NO_NVRAM_ADDR_TRANS 0x00000001 #define TG3_FLG3_ENABLE_APE 0x00000002 #define TG3_FLG3_5761_5784_AX_FIXES 0x00000004 +#define TG3_FLG3_5701_DMA_BUG 0x00000008 struct timer_list timer; u16 timer_counter; diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c index 569ad8bfd38..0dcfc031026 100644 --- a/drivers/net/usb/kaweth.c +++ b/drivers/net/usb/kaweth.c @@ -58,7 +58,6 @@ #include <linux/dma-mapping.h> #include <linux/wait.h> #include <asm/uaccess.h> -#include <asm/semaphore.h> #include <asm/byteorder.h> #undef DEBUG diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c index 0f16f2606f2..9a30e1df311 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c +++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c @@ -239,28 +239,34 @@ static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf, "ps_status: %u\n", station->ps_status); pos += scnprintf(buf + pos, bufsz - pos, "tid data:\n"); pos += scnprintf(buf + pos, bufsz - pos, - "seq_num\t\ttxq_id\t"); + "seq_num\t\ttxq_id"); +#ifdef CONFIG_IWL4965_HT pos += scnprintf(buf + pos, bufsz - pos, - "frame_count\twait_for_ba\t"); + "\tframe_count\twait_for_ba\t"); pos += scnprintf(buf + pos, bufsz - pos, "start_idx\tbitmap0\t"); pos += scnprintf(buf + pos, bufsz - pos, - "bitmap1\trate_n_flags\n"); + "bitmap1\trate_n_flags"); +#endif + pos += scnprintf(buf + pos, bufsz - pos, "\n"); for (j = 0; j < MAX_TID_COUNT; j++) { pos += scnprintf(buf + pos, bufsz - pos, - "[%d]:\t\t%u\t", j, + "[%d]:\t\t%u", j, station->tid[j].seq_number); +#ifdef CONFIG_IWL4965_HT pos += scnprintf(buf + pos, bufsz - pos, - "%u\t\t%u\t\t%u\t\t", + "\t%u\t\t%u\t\t%u\t\t", station->tid[j].agg.txq_id, station->tid[j].agg.frame_count, station->tid[j].agg.wait_for_ba); pos += scnprintf(buf + pos, bufsz - pos, - "%u\t%llu\t%u\n", + "%u\t%llu\t%u", station->tid[j].agg.start_idx, (unsigned long long)station->tid[j].agg.bitmap, station->tid[j].agg.rate_n_flags); +#endif + pos += scnprintf(buf + pos, bufsz - pos, "\n"); } pos += scnprintf(buf + pos, bufsz - pos, "\n"); } diff --git a/drivers/parport/Kconfig b/drivers/parport/Kconfig index b7bcdcc5c72..209b4a464bc 100644 --- a/drivers/parport/Kconfig +++ b/drivers/parport/Kconfig @@ -36,7 +36,7 @@ if PARPORT config PARPORT_PC tristate "PC-style hardware" depends on (!SPARC64 || PCI) && !SPARC32 && !M32R && !FRV && \ - (!M68K || ISA) && !MN10300 + (!M68K || ISA) && !MN10300 && !AVR32 ---help--- You should say Y here if you have a PC-style parallel port. All IBM PC compatible computers and some Alphas have PC-style diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c index e571c72e675..e8d94fafc28 100644 --- a/drivers/pci/pci-driver.c +++ b/drivers/pci/pci-driver.c @@ -182,15 +182,18 @@ static int pci_call_probe(struct pci_driver *drv, struct pci_dev *dev, struct mempolicy *oldpol; cpumask_t oldmask = current->cpus_allowed; int node = pcibus_to_node(dev->bus); - if (node >= 0 && node_online(node)) - set_cpus_allowed(current, node_to_cpumask(node)); + + if (node >= 0) { + node_to_cpumask_ptr(nodecpumask, node); + set_cpus_allowed_ptr(current, nodecpumask); + } /* And set default memory allocation policy */ oldpol = current->mempolicy; current->mempolicy = NULL; /* fall back to system default policy */ #endif error = drv->probe(dev, id); #ifdef CONFIG_NUMA - set_cpus_allowed(current, oldmask); + set_cpus_allowed_ptr(current, &oldmask); current->mempolicy = oldpol; #endif return error; diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 8dcf1458aa2..8d9d648daeb 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -73,8 +73,23 @@ static ssize_t local_cpus_show(struct device *dev, mask = pcibus_to_cpumask(to_pci_dev(dev)->bus); len = cpumask_scnprintf(buf, PAGE_SIZE-2, mask); - strcat(buf,"\n"); - return 1+len; + buf[len++] = '\n'; + buf[len] = '\0'; + return len; +} + + +static ssize_t local_cpulist_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + cpumask_t mask; + int len; + + mask = pcibus_to_cpumask(to_pci_dev(dev)->bus); + len = cpulist_scnprintf(buf, PAGE_SIZE-2, mask); + buf[len++] = '\n'; + buf[len] = '\0'; + return len; } /* show resources */ @@ -201,6 +216,7 @@ struct device_attribute pci_dev_attrs[] = { __ATTR_RO(class), __ATTR_RO(irq), __ATTR_RO(local_cpus), + __ATTR_RO(local_cpulist), __ATTR_RO(modalias), #ifdef CONFIG_NUMA __ATTR_RO(numa_node), diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 2db2e4bb0d1..4b3011a23ef 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -82,6 +82,7 @@ void pci_remove_legacy_files(struct pci_bus *bus) { return; } * PCI Bus Class Devices */ static ssize_t pci_bus_show_cpuaffinity(struct device *dev, + int type, struct device_attribute *attr, char *buf) { @@ -89,12 +90,30 @@ static ssize_t pci_bus_show_cpuaffinity(struct device *dev, cpumask_t cpumask; cpumask = pcibus_to_cpumask(to_pci_bus(dev)); - ret = cpumask_scnprintf(buf, PAGE_SIZE, cpumask); - if (ret < PAGE_SIZE) - buf[ret++] = '\n'; + ret = type? + cpulist_scnprintf(buf, PAGE_SIZE-2, cpumask): + cpumask_scnprintf(buf, PAGE_SIZE-2, cpumask); + buf[ret++] = '\n'; + buf[ret] = '\0'; return ret; } -DEVICE_ATTR(cpuaffinity, S_IRUGO, pci_bus_show_cpuaffinity, NULL); + +static ssize_t inline pci_bus_show_cpumaskaffinity(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + return pci_bus_show_cpuaffinity(dev, 0, attr, buf); +} + +static ssize_t inline pci_bus_show_cpulistaffinity(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + return pci_bus_show_cpuaffinity(dev, 1, attr, buf); +} + +DEVICE_ATTR(cpuaffinity, S_IRUGO, pci_bus_show_cpumaskaffinity, NULL); +DEVICE_ATTR(cpulistaffinity, S_IRUGO, pci_bus_show_cpulistaffinity, NULL); /* * PCI Bus Class diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig index 8b22281b087..ed8c0690480 100644 --- a/drivers/pcmcia/Kconfig +++ b/drivers/pcmcia/Kconfig @@ -200,6 +200,7 @@ config PCMCIA_AU1X00 config PCMCIA_SA1100 tristate "SA1100 support" depends on ARM && ARCH_SA1100 && PCMCIA + depends on ARCH_LUBBOCK || MACH_MAINSTONE || PXA_SHARPSL || MACH_ARMCORE help Say Y here to include support for SA11x0-based PCMCIA or CF sockets, found on HP iPAQs, Yopy, and other StrongARM(R)/ diff --git a/drivers/pcmcia/pxa2xx_cm_x270.c b/drivers/pcmcia/pxa2xx_cm_x270.c index fbf2f3a6984..e7ab060ff11 100644 --- a/drivers/pcmcia/pxa2xx_cm_x270.c +++ b/drivers/pcmcia/pxa2xx_cm_x270.c @@ -20,6 +20,7 @@ #include <asm/hardware.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/cm-x270.h> #include "soc_common.h" diff --git a/drivers/rtc/rtc-sh.c b/drivers/rtc/rtc-sh.c index 9e9caa5d7f5..c594b34c676 100644 --- a/drivers/rtc/rtc-sh.c +++ b/drivers/rtc/rtc-sh.c @@ -1,8 +1,9 @@ /* * SuperH On-Chip RTC Support * - * Copyright (C) 2006, 2007 Paul Mundt + * Copyright (C) 2006, 2007, 2008 Paul Mundt * Copyright (C) 2006 Jamie Lenehan + * Copyright (C) 2008 Angelo Castello * * Based on the old arch/sh/kernel/cpu/rtc.c by: * @@ -26,7 +27,7 @@ #include <asm/rtc.h> #define DRV_NAME "sh-rtc" -#define DRV_VERSION "0.1.6" +#define DRV_VERSION "0.2.0" #define RTC_REG(r) ((r) * rtc_reg_size) @@ -63,6 +64,13 @@ /* ALARM Bits - or with BCD encoded value */ #define AR_ENB 0x80 /* Enable for alarm cmp */ +/* Period Bits */ +#define PF_HP 0x100 /* Enable Half Period to support 8,32,128Hz */ +#define PF_COUNT 0x200 /* Half periodic counter */ +#define PF_OXS 0x400 /* Periodic One x Second */ +#define PF_KOU 0x800 /* Kernel or User periodic request 1=kernel */ +#define PF_MASK 0xf00 + /* RCR1 Bits */ #define RCR1_CF 0x80 /* Carry Flag */ #define RCR1_CIE 0x10 /* Carry Interrupt Enable */ @@ -84,33 +92,24 @@ struct sh_rtc { unsigned int alarm_irq, periodic_irq, carry_irq; struct rtc_device *rtc_dev; spinlock_t lock; - int rearm_aie; unsigned long capabilities; /* See asm-sh/rtc.h for cap bits */ + unsigned short periodic_freq; }; static irqreturn_t sh_rtc_interrupt(int irq, void *dev_id) { - struct platform_device *pdev = to_platform_device(dev_id); - struct sh_rtc *rtc = platform_get_drvdata(pdev); - unsigned int tmp, events = 0; + struct sh_rtc *rtc = dev_id; + unsigned int tmp; spin_lock(&rtc->lock); tmp = readb(rtc->regbase + RCR1); tmp &= ~RCR1_CF; - - if (rtc->rearm_aie) { - if (tmp & RCR1_AF) - tmp &= ~RCR1_AF; /* try to clear AF again */ - else { - tmp |= RCR1_AIE; /* AF has cleared, rearm IRQ */ - rtc->rearm_aie = 0; - } - } - writeb(tmp, rtc->regbase + RCR1); - rtc_update_irq(rtc->rtc_dev, 1, events); + /* Users have requested One x Second IRQ */ + if (rtc->periodic_freq & PF_OXS) + rtc_update_irq(rtc->rtc_dev, 1, RTC_UF | RTC_IRQF); spin_unlock(&rtc->lock); @@ -119,47 +118,48 @@ static irqreturn_t sh_rtc_interrupt(int irq, void *dev_id) static irqreturn_t sh_rtc_alarm(int irq, void *dev_id) { - struct platform_device *pdev = to_platform_device(dev_id); - struct sh_rtc *rtc = platform_get_drvdata(pdev); - unsigned int tmp, events = 0; + struct sh_rtc *rtc = dev_id; + unsigned int tmp; spin_lock(&rtc->lock); tmp = readb(rtc->regbase + RCR1); - - /* - * If AF is set then the alarm has triggered. If we clear AF while - * the alarm time still matches the RTC time then AF will - * immediately be set again, and if AIE is enabled then the alarm - * interrupt will immediately be retrigger. So we clear AIE here - * and use rtc->rearm_aie so that the carry interrupt will keep - * trying to clear AF and once it stays cleared it'll re-enable - * AIE. - */ - if (tmp & RCR1_AF) { - events |= RTC_AF | RTC_IRQF; - - tmp &= ~(RCR1_AF|RCR1_AIE); - + tmp &= ~(RCR1_AF | RCR1_AIE); writeb(tmp, rtc->regbase + RCR1); - rtc->rearm_aie = 1; - - rtc_update_irq(rtc->rtc_dev, 1, events); - } + rtc_update_irq(rtc->rtc_dev, 1, RTC_AF | RTC_IRQF); spin_unlock(&rtc->lock); + return IRQ_HANDLED; } static irqreturn_t sh_rtc_periodic(int irq, void *dev_id) { - struct platform_device *pdev = to_platform_device(dev_id); - struct sh_rtc *rtc = platform_get_drvdata(pdev); + struct sh_rtc *rtc = dev_id; + struct rtc_device *rtc_dev = rtc->rtc_dev; + unsigned int tmp; spin_lock(&rtc->lock); - rtc_update_irq(rtc->rtc_dev, 1, RTC_PF | RTC_IRQF); + tmp = readb(rtc->regbase + RCR2); + tmp &= ~RCR2_PEF; + writeb(tmp, rtc->regbase + RCR2); + + /* Half period enabled than one skipped and the next notified */ + if ((rtc->periodic_freq & PF_HP) && (rtc->periodic_freq & PF_COUNT)) + rtc->periodic_freq &= ~PF_COUNT; + else { + if (rtc->periodic_freq & PF_HP) + rtc->periodic_freq |= PF_COUNT; + if (rtc->periodic_freq & PF_KOU) { + spin_lock(&rtc_dev->irq_task_lock); + if (rtc_dev->irq_task) + rtc_dev->irq_task->func(rtc_dev->irq_task->private_data); + spin_unlock(&rtc_dev->irq_task_lock); + } else + rtc_update_irq(rtc->rtc_dev, 1, RTC_PF | RTC_IRQF); + } spin_unlock(&rtc->lock); @@ -176,8 +176,8 @@ static inline void sh_rtc_setpie(struct device *dev, unsigned int enable) tmp = readb(rtc->regbase + RCR2); if (enable) { - tmp &= ~RCR2_PESMASK; - tmp |= RCR2_PEF | (2 << 4); + tmp &= ~RCR2_PEF; /* Clear PES bit */ + tmp |= (rtc->periodic_freq & ~PF_HP); /* Set PES2-0 */ } else tmp &= ~(RCR2_PESMASK | RCR2_PEF); @@ -186,82 +186,81 @@ static inline void sh_rtc_setpie(struct device *dev, unsigned int enable) spin_unlock_irq(&rtc->lock); } -static inline void sh_rtc_setaie(struct device *dev, unsigned int enable) +static inline int sh_rtc_setfreq(struct device *dev, unsigned int freq) { struct sh_rtc *rtc = dev_get_drvdata(dev); - unsigned int tmp; + int tmp, ret = 0; spin_lock_irq(&rtc->lock); + tmp = rtc->periodic_freq & PF_MASK; - tmp = readb(rtc->regbase + RCR1); - - if (!enable) { - tmp &= ~RCR1_AIE; - rtc->rearm_aie = 0; - } else if (rtc->rearm_aie == 0) - tmp |= RCR1_AIE; + switch (freq) { + case 0: + rtc->periodic_freq = 0x00; + break; + case 1: + rtc->periodic_freq = 0x60; + break; + case 2: + rtc->periodic_freq = 0x50; + break; + case 4: + rtc->periodic_freq = 0x40; + break; + case 8: + rtc->periodic_freq = 0x30 | PF_HP; + break; + case 16: + rtc->periodic_freq = 0x30; + break; + case 32: + rtc->periodic_freq = 0x20 | PF_HP; + break; + case 64: + rtc->periodic_freq = 0x20; + break; + case 128: + rtc->periodic_freq = 0x10 | PF_HP; + break; + case 256: + rtc->periodic_freq = 0x10; + break; + default: + ret = -ENOTSUPP; + } - writeb(tmp, rtc->regbase + RCR1); + if (ret == 0) { + rtc->periodic_freq |= tmp; + rtc->rtc_dev->irq_freq = freq; + } spin_unlock_irq(&rtc->lock); + return ret; } -static int sh_rtc_open(struct device *dev) +static inline void sh_rtc_setaie(struct device *dev, unsigned int enable) { struct sh_rtc *rtc = dev_get_drvdata(dev); unsigned int tmp; - int ret; - - tmp = readb(rtc->regbase + RCR1); - tmp &= ~RCR1_CF; - tmp |= RCR1_CIE; - writeb(tmp, rtc->regbase + RCR1); - ret = request_irq(rtc->periodic_irq, sh_rtc_periodic, IRQF_DISABLED, - "sh-rtc period", dev); - if (unlikely(ret)) { - dev_err(dev, "request period IRQ failed with %d, IRQ %d\n", - ret, rtc->periodic_irq); - return ret; - } - - ret = request_irq(rtc->carry_irq, sh_rtc_interrupt, IRQF_DISABLED, - "sh-rtc carry", dev); - if (unlikely(ret)) { - dev_err(dev, "request carry IRQ failed with %d, IRQ %d\n", - ret, rtc->carry_irq); - free_irq(rtc->periodic_irq, dev); - goto err_bad_carry; - } + spin_lock_irq(&rtc->lock); - ret = request_irq(rtc->alarm_irq, sh_rtc_alarm, IRQF_DISABLED, - "sh-rtc alarm", dev); - if (unlikely(ret)) { - dev_err(dev, "request alarm IRQ failed with %d, IRQ %d\n", - ret, rtc->alarm_irq); - goto err_bad_alarm; - } + tmp = readb(rtc->regbase + RCR1); - return 0; + if (!enable) + tmp &= ~RCR1_AIE; + else + tmp |= RCR1_AIE; -err_bad_alarm: - free_irq(rtc->carry_irq, dev); -err_bad_carry: - free_irq(rtc->periodic_irq, dev); + writeb(tmp, rtc->regbase + RCR1); - return ret; + spin_unlock_irq(&rtc->lock); } static void sh_rtc_release(struct device *dev) { - struct sh_rtc *rtc = dev_get_drvdata(dev); - sh_rtc_setpie(dev, 0); sh_rtc_setaie(dev, 0); - - free_irq(rtc->periodic_irq, dev); - free_irq(rtc->carry_irq, dev); - free_irq(rtc->alarm_irq, dev); } static int sh_rtc_proc(struct device *dev, struct seq_file *seq) @@ -270,31 +269,44 @@ static int sh_rtc_proc(struct device *dev, struct seq_file *seq) unsigned int tmp; tmp = readb(rtc->regbase + RCR1); - seq_printf(seq, "carry_IRQ\t: %s\n", - (tmp & RCR1_CIE) ? "yes" : "no"); + seq_printf(seq, "carry_IRQ\t: %s\n", (tmp & RCR1_CIE) ? "yes" : "no"); tmp = readb(rtc->regbase + RCR2); seq_printf(seq, "periodic_IRQ\t: %s\n", - (tmp & RCR2_PEF) ? "yes" : "no"); + (tmp & RCR2_PESMASK) ? "yes" : "no"); return 0; } static int sh_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) { - unsigned int ret = -ENOIOCTLCMD; + struct sh_rtc *rtc = dev_get_drvdata(dev); + unsigned int ret = 0; switch (cmd) { case RTC_PIE_OFF: case RTC_PIE_ON: sh_rtc_setpie(dev, cmd == RTC_PIE_ON); - ret = 0; break; case RTC_AIE_OFF: case RTC_AIE_ON: sh_rtc_setaie(dev, cmd == RTC_AIE_ON); - ret = 0; break; + case RTC_UIE_OFF: + rtc->periodic_freq &= ~PF_OXS; + break; + case RTC_UIE_ON: + rtc->periodic_freq |= PF_OXS; + break; + case RTC_IRQP_READ: + ret = put_user(rtc->rtc_dev->irq_freq, + (unsigned long __user *)arg); + break; + case RTC_IRQP_SET: + ret = sh_rtc_setfreq(dev, arg); + break; + default: + ret = -ENOIOCTLCMD; } return ret; @@ -421,7 +433,7 @@ static int sh_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *wkalrm) { struct platform_device *pdev = to_platform_device(dev); struct sh_rtc *rtc = platform_get_drvdata(pdev); - struct rtc_time* tm = &wkalrm->time; + struct rtc_time *tm = &wkalrm->time; spin_lock_irq(&rtc->lock); @@ -452,7 +464,7 @@ static inline void sh_rtc_write_alarm_value(struct sh_rtc *rtc, writeb(BIN2BCD(value) | AR_ENB, rtc->regbase + reg_off); } -static int sh_rtc_check_alarm(struct rtc_time* tm) +static int sh_rtc_check_alarm(struct rtc_time *tm) { /* * The original rtc says anything > 0xc0 is "don't care" or "match @@ -503,11 +515,9 @@ static int sh_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *wkalrm) /* disable alarm interrupt and clear the alarm flag */ rcr1 = readb(rtc->regbase + RCR1); - rcr1 &= ~(RCR1_AF|RCR1_AIE); + rcr1 &= ~(RCR1_AF | RCR1_AIE); writeb(rcr1, rtc->regbase + RCR1); - rtc->rearm_aie = 0; - /* set alarm time */ sh_rtc_write_alarm_value(rtc, tm->tm_sec, RSECAR); sh_rtc_write_alarm_value(rtc, tm->tm_min, RMINAR); @@ -529,14 +539,34 @@ static int sh_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *wkalrm) return 0; } +static int sh_rtc_irq_set_state(struct device *dev, int enabled) +{ + struct platform_device *pdev = to_platform_device(dev); + struct sh_rtc *rtc = platform_get_drvdata(pdev); + + if (enabled) { + rtc->periodic_freq |= PF_KOU; + return sh_rtc_ioctl(dev, RTC_PIE_ON, 0); + } else { + rtc->periodic_freq &= ~PF_KOU; + return sh_rtc_ioctl(dev, RTC_PIE_OFF, 0); + } +} + +static int sh_rtc_irq_set_freq(struct device *dev, int freq) +{ + return sh_rtc_ioctl(dev, RTC_IRQP_SET, freq); +} + static struct rtc_class_ops sh_rtc_ops = { - .open = sh_rtc_open, .release = sh_rtc_release, .ioctl = sh_rtc_ioctl, .read_time = sh_rtc_read_time, .set_time = sh_rtc_set_time, .read_alarm = sh_rtc_read_alarm, .set_alarm = sh_rtc_set_alarm, + .irq_set_state = sh_rtc_irq_set_state, + .irq_set_freq = sh_rtc_irq_set_freq, .proc = sh_rtc_proc, }; @@ -544,6 +574,7 @@ static int __devinit sh_rtc_probe(struct platform_device *pdev) { struct sh_rtc *rtc; struct resource *res; + unsigned int tmp; int ret = -ENOENT; rtc = kzalloc(sizeof(struct sh_rtc), GFP_KERNEL); @@ -552,6 +583,7 @@ static int __devinit sh_rtc_probe(struct platform_device *pdev) spin_lock_init(&rtc->lock); + /* get periodic/carry/alarm irqs */ rtc->periodic_irq = platform_get_irq(pdev, 0); if (unlikely(rtc->periodic_irq < 0)) { dev_err(&pdev->dev, "No IRQ for period\n"); @@ -608,8 +640,48 @@ static int __devinit sh_rtc_probe(struct platform_device *pdev) rtc->capabilities |= pinfo->capabilities; } + rtc->rtc_dev->max_user_freq = 256; + rtc->rtc_dev->irq_freq = 1; + rtc->periodic_freq = 0x60; + platform_set_drvdata(pdev, rtc); + /* register periodic/carry/alarm irqs */ + ret = request_irq(rtc->periodic_irq, sh_rtc_periodic, IRQF_DISABLED, + "sh-rtc period", rtc); + if (unlikely(ret)) { + dev_err(&pdev->dev, + "request period IRQ failed with %d, IRQ %d\n", ret, + rtc->periodic_irq); + goto err_badmap; + } + + ret = request_irq(rtc->carry_irq, sh_rtc_interrupt, IRQF_DISABLED, + "sh-rtc carry", rtc); + if (unlikely(ret)) { + dev_err(&pdev->dev, + "request carry IRQ failed with %d, IRQ %d\n", ret, + rtc->carry_irq); + free_irq(rtc->periodic_irq, rtc); + goto err_badmap; + } + + ret = request_irq(rtc->alarm_irq, sh_rtc_alarm, IRQF_DISABLED, + "sh-rtc alarm", rtc); + if (unlikely(ret)) { + dev_err(&pdev->dev, + "request alarm IRQ failed with %d, IRQ %d\n", ret, + rtc->alarm_irq); + free_irq(rtc->carry_irq, rtc); + free_irq(rtc->periodic_irq, rtc); + goto err_badmap; + } + + tmp = readb(rtc->regbase + RCR1); + tmp &= ~RCR1_CF; + tmp |= RCR1_CIE; + writeb(tmp, rtc->regbase + RCR1); + return 0; err_badmap: @@ -630,6 +702,10 @@ static int __devexit sh_rtc_remove(struct platform_device *pdev) sh_rtc_setpie(&pdev->dev, 0); sh_rtc_setaie(&pdev->dev, 0); + free_irq(rtc->carry_irq, rtc); + free_irq(rtc->periodic_irq, rtc); + free_irq(rtc->alarm_irq, rtc); + release_resource(rtc->res); platform_set_drvdata(pdev, NULL); @@ -662,6 +738,8 @@ module_exit(sh_rtc_exit); MODULE_DESCRIPTION("SuperH on-chip RTC driver"); MODULE_VERSION(DRV_VERSION); -MODULE_AUTHOR("Paul Mundt <lethal@linux-sh.org>, Jamie Lenehan <lenehan@twibble.org>"); +MODULE_AUTHOR("Paul Mundt <lethal@linux-sh.org>, " + "Jamie Lenehan <lenehan@twibble.org>, " + "Angelo Castello <angelo.castello@st.com>"); MODULE_LICENSE("GPL"); MODULE_ALIAS("platform:" DRV_NAME); diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c index 03914fa8117..fe1ad172215 100644 --- a/drivers/s390/cio/ccwgroup.c +++ b/drivers/s390/cio/ccwgroup.c @@ -16,7 +16,6 @@ #include <linux/ctype.h> #include <linux/dcache.h> -#include <asm/semaphore.h> #include <asm/ccwdev.h> #include <asm/ccwgroup.h> diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c index c359386708e..10aa1e78080 100644 --- a/drivers/s390/cio/qdio.c +++ b/drivers/s390/cio/qdio.c @@ -38,11 +38,11 @@ #include <linux/proc_fs.h> #include <linux/timer.h> #include <linux/mempool.h> +#include <linux/semaphore.h> #include <asm/ccwdev.h> #include <asm/io.h> #include <asm/atomic.h> -#include <asm/semaphore.h> #include <asm/timex.h> #include <asm/debug.h> diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c index 439fd814665..460d4024c46 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -31,7 +31,6 @@ #include <linux/slab.h> #include <linux/completion.h> #include <linux/blkdev.h> -#include <asm/semaphore.h> #include <asm/uaccess.h> #include <linux/highmem.h> /* For flush_kernel_dcache_page */ diff --git a/drivers/scsi/aacraid/commctrl.c b/drivers/scsi/aacraid/commctrl.c index abef05146d7..5fd83deab36 100644 --- a/drivers/scsi/aacraid/commctrl.c +++ b/drivers/scsi/aacraid/commctrl.c @@ -39,7 +39,7 @@ #include <linux/blkdev.h> #include <linux/delay.h> /* ssleep prototype */ #include <linux/kthread.h> -#include <asm/semaphore.h> +#include <linux/semaphore.h> #include <asm/uaccess.h> #include "aacraid.h" diff --git a/drivers/scsi/aacraid/comminit.c b/drivers/scsi/aacraid/comminit.c index 89cc8b7b42a..294a802450b 100644 --- a/drivers/scsi/aacraid/comminit.c +++ b/drivers/scsi/aacraid/comminit.c @@ -39,7 +39,6 @@ #include <linux/completion.h> #include <linux/mm.h> #include <scsi/scsi_host.h> -#include <asm/semaphore.h> #include "aacraid.h" diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c index 23a8e9f8dcb..ef67816a6fe 100644 --- a/drivers/scsi/aacraid/commsup.c +++ b/drivers/scsi/aacraid/commsup.c @@ -41,11 +41,11 @@ #include <linux/delay.h> #include <linux/kthread.h> #include <linux/interrupt.h> +#include <linux/semaphore.h> #include <scsi/scsi.h> #include <scsi/scsi_host.h> #include <scsi/scsi_device.h> #include <scsi/scsi_cmnd.h> -#include <asm/semaphore.h> #include "aacraid.h" diff --git a/drivers/scsi/aacraid/dpcsup.c b/drivers/scsi/aacraid/dpcsup.c index d1163ded132..933f208eedb 100644 --- a/drivers/scsi/aacraid/dpcsup.c +++ b/drivers/scsi/aacraid/dpcsup.c @@ -36,7 +36,7 @@ #include <linux/slab.h> #include <linux/completion.h> #include <linux/blkdev.h> -#include <asm/semaphore.h> +#include <linux/semaphore.h> #include "aacraid.h" diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index c6391838b2c..c109f63f827 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c @@ -42,7 +42,6 @@ #include <linux/syscalls.h> #include <linux/delay.h> #include <linux/kthread.h> -#include <asm/semaphore.h> #include <scsi/scsi.h> #include <scsi/scsi_cmnd.h> diff --git a/drivers/scsi/aacraid/rx.c b/drivers/scsi/aacraid/rx.c index 1f18b83e1e0..073208b0f62 100644 --- a/drivers/scsi/aacraid/rx.c +++ b/drivers/scsi/aacraid/rx.c @@ -39,7 +39,6 @@ #include <linux/completion.h> #include <linux/time.h> #include <linux/interrupt.h> -#include <asm/semaphore.h> #include <scsi/scsi_host.h> diff --git a/drivers/scsi/aacraid/sa.c b/drivers/scsi/aacraid/sa.c index cfc3410ec07..fc1a55796a8 100644 --- a/drivers/scsi/aacraid/sa.c +++ b/drivers/scsi/aacraid/sa.c @@ -39,7 +39,6 @@ #include <linux/completion.h> #include <linux/time.h> #include <linux/interrupt.h> -#include <asm/semaphore.h> #include <scsi/scsi_host.h> diff --git a/drivers/scsi/dpt/dpti_i2o.h b/drivers/scsi/dpt/dpti_i2o.h index 100b49baca7..19406cea6d6 100644 --- a/drivers/scsi/dpt/dpti_i2o.h +++ b/drivers/scsi/dpt/dpti_i2o.h @@ -21,7 +21,6 @@ #include <linux/i2o-dev.h> -#include <asm/semaphore.h> /* Needed for MUTEX init macros */ #include <linux/version.h> #include <linux/notifier.h> #include <asm/atomic.h> diff --git a/drivers/scsi/megaraid/mega_common.h b/drivers/scsi/megaraid/mega_common.h index fef9ac95875..f62ed468ada 100644 --- a/drivers/scsi/megaraid/mega_common.h +++ b/drivers/scsi/megaraid/mega_common.h @@ -28,7 +28,6 @@ #include <linux/list.h> #include <linux/moduleparam.h> #include <linux/dma-mapping.h> -#include <asm/semaphore.h> #include <scsi/scsi.h> #include <scsi/scsi_cmnd.h> #include <scsi/scsi_device.h> diff --git a/drivers/scsi/megaraid/megaraid_ioctl.h b/drivers/scsi/megaraid/megaraid_ioctl.h index 706fa05a187..05f6e4ec345 100644 --- a/drivers/scsi/megaraid/megaraid_ioctl.h +++ b/drivers/scsi/megaraid/megaraid_ioctl.h @@ -18,7 +18,7 @@ #define _MEGARAID_IOCTL_H_ #include <linux/types.h> -#include <asm/semaphore.h> +#include <linux/semaphore.h> #include "mbox_defs.h" diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index 094d95f0764..299eccf6cab 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -25,7 +25,7 @@ #include <linux/firmware.h> #include <linux/aer.h> #include <linux/mutex.h> -#include <asm/semaphore.h> +#include <linux/semaphore.h> #include <scsi/scsi.h> #include <scsi/scsi_host.h> diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c index 16ba9ac7a56..5a375bf0ebf 100644 --- a/drivers/serial/imx.c +++ b/drivers/serial/imx.c @@ -166,15 +166,6 @@ #define SERIAL_IMX_MAJOR 204 #define MINOR_START 41 -#define NR_PORTS 2 - -#define IMX_ISR_PASS_LIMIT 256 - -/* - * This is the size of our serial port register set. - */ -#define UART_PORT_SIZE 0x100 - /* * This determines how often we check the modem status signals * for any change. They generally aren't connected to an IRQ @@ -358,66 +349,60 @@ static irqreturn_t imx_rxint(int irq, void *dev_id) struct tty_struct *tty = sport->port.info->tty; unsigned long flags, temp; - rx = readl(sport->port.membase + URXD0); spin_lock_irqsave(&sport->port.lock,flags); - do { + while (readl(sport->port.membase + USR2) & USR2_RDR) { flg = TTY_NORMAL; sport->port.icount.rx++; + rx = readl(sport->port.membase + URXD0); + temp = readl(sport->port.membase + USR2); - if( temp & USR2_BRCD ) { + if (temp & USR2_BRCD) { writel(temp | USR2_BRCD, sport->port.membase + USR2); - if(uart_handle_break(&sport->port)) - goto ignore_char; + if (uart_handle_break(&sport->port)) + continue; } if (uart_handle_sysrq_char (&sport->port, (unsigned char)rx)) - goto ignore_char; + continue; + + if (rx & (URXD_PRERR | URXD_OVRRUN | URXD_FRMERR) ) { + if (rx & URXD_PRERR) + sport->port.icount.parity++; + else if (rx & URXD_FRMERR) + sport->port.icount.frame++; + if (rx & URXD_OVRRUN) + sport->port.icount.overrun++; + + if (rx & sport->port.ignore_status_mask) { + if (++ignored > 100) + goto out; + continue; + } + + rx &= sport->port.read_status_mask; + + if (rx & URXD_PRERR) + flg = TTY_PARITY; + else if (rx & URXD_FRMERR) + flg = TTY_FRAME; + if (rx & URXD_OVRRUN) + flg = TTY_OVERRUN; - if( rx & (URXD_PRERR | URXD_OVRRUN | URXD_FRMERR) ) - goto handle_error; +#ifdef SUPPORT_SYSRQ + sport->port.sysrq = 0; +#endif + } - error_return: tty_insert_flip_char(tty, rx, flg); - - ignore_char: - rx = readl(sport->port.membase + URXD0); - } while(rx & URXD_CHARRDY); + } out: spin_unlock_irqrestore(&sport->port.lock,flags); tty_flip_buffer_push(tty); return IRQ_HANDLED; - -handle_error: - if (rx & URXD_PRERR) - sport->port.icount.parity++; - else if (rx & URXD_FRMERR) - sport->port.icount.frame++; - if (rx & URXD_OVRRUN) - sport->port.icount.overrun++; - - if (rx & sport->port.ignore_status_mask) { - if (++ignored > 100) - goto out; - goto ignore_char; - } - - rx &= sport->port.read_status_mask; - - if (rx & URXD_PRERR) - flg = TTY_PARITY; - else if (rx & URXD_FRMERR) - flg = TTY_FRAME; - if (rx & URXD_OVRRUN) - flg = TTY_OVERRUN; - -#ifdef SUPPORT_SYSRQ - sport->port.sysrq = 0; -#endif - goto error_return; } /* @@ -546,7 +531,7 @@ static int imx_startup(struct uart_port *port) writel(USR1_RTSD, sport->port.membase + USR1); temp = readl(sport->port.membase + UCR1); - temp |= (UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_RTSDEN | UCR1_UARTEN); + temp |= UCR1_RRDYEN | UCR1_RTSDEN | UCR1_UARTEN; writel(temp, sport->port.membase + UCR1); temp = readl(sport->port.membase + UCR2); @@ -731,9 +716,11 @@ static const char *imx_type(struct uart_port *port) */ static void imx_release_port(struct uart_port *port) { - struct imx_port *sport = (struct imx_port *)port; + struct platform_device *pdev = to_platform_device(port->dev); + struct resource *mmres; - release_mem_region(sport->port.mapbase, UART_PORT_SIZE); + mmres = platform_get_resource(pdev, IORESOURCE_MEM, 0); + release_mem_region(mmres->start, mmres->end - mmres->start + 1); } /* @@ -741,10 +728,18 @@ static void imx_release_port(struct uart_port *port) */ static int imx_request_port(struct uart_port *port) { - struct imx_port *sport = (struct imx_port *)port; + struct platform_device *pdev = to_platform_device(port->dev); + struct resource *mmres; + void *ret; + + mmres = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!mmres) + return -ENODEV; + + ret = request_mem_region(mmres->start, mmres->end - mmres->start + 1, + "imx-uart"); - return request_mem_region(sport->port.mapbase, UART_PORT_SIZE, - "imx-uart") != NULL ? 0 : -EBUSY; + return ret ? 0 : -EBUSY; } /* @@ -815,7 +810,7 @@ static struct imx_port imx_ports[] = { .type = PORT_IMX, .iotype = UPIO_MEM, .membase = (void *)IMX_UART1_BASE, - .mapbase = IMX_UART1_BASE, /* FIXME */ + .mapbase = 0x00206000, .irq = UART1_MINT_RX, .uartclk = 16000000, .fifosize = 32, @@ -831,7 +826,7 @@ static struct imx_port imx_ports[] = { .type = PORT_IMX, .iotype = UPIO_MEM, .membase = (void *)IMX_UART2_BASE, - .mapbase = IMX_UART2_BASE, /* FIXME */ + .mapbase = 0x00207000, .irq = UART2_MINT_RX, .uartclk = 16000000, .fifosize = 32, diff --git a/drivers/serial/mcfserial.c b/drivers/serial/mcfserial.c index 99af084c7ce..ddd3aa50d4a 100644 --- a/drivers/serial/mcfserial.c +++ b/drivers/serial/mcfserial.c @@ -40,7 +40,6 @@ #include <asm/io.h> #include <asm/irq.h> #include <asm/system.h> -#include <asm/semaphore.h> #include <asm/delay.h> #include <asm/coldfire.h> #include <asm/mcfsim.h> diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c index eff593080d4..c2ea5d4df44 100644 --- a/drivers/serial/sh-sci.c +++ b/drivers/serial/sh-sci.c @@ -333,7 +333,6 @@ static void sci_init_pins_scif(struct uart_port *port, unsigned int cflag) } sci_out(port, SCFCR, fcr_val); } - #elif defined(CONFIG_CPU_SH3) /* For SH7705, SH7706, SH7707, SH7709, SH7709A, SH7729 */ static void sci_init_pins_scif(struct uart_port *port, unsigned int cflag) @@ -384,6 +383,12 @@ static void sci_init_pins_scif(struct uart_port *port, unsigned int cflag) sci_out(port, SCFCR, fcr_val); } +#elif defined(CONFIG_CPU_SUBTYPE_SH7723) +static void sci_init_pins_scif(struct uart_port *port, unsigned int cflag) +{ + /* Nothing to do here.. */ + sci_out(port, SCFCR, 0); +} #else /* For SH7750 */ static void sci_init_pins_scif(struct uart_port *port, unsigned int cflag) diff --git a/drivers/serial/sh-sci.h b/drivers/serial/sh-sci.h index 01a9dd715f5..fa8700a968f 100644 --- a/drivers/serial/sh-sci.h +++ b/drivers/serial/sh-sci.h @@ -1,20 +1,5 @@ -/* $Id: sh-sci.h,v 1.4 2004/02/19 16:43:56 lethal Exp $ - * - * linux/drivers/serial/sh-sci.h - * - * SuperH on-chip serial module support. (SCI with no FIFO / with FIFO) - * Copyright (C) 1999, 2000 Niibe Yutaka - * Copyright (C) 2000 Greg Banks - * Copyright (C) 2002, 2003 Paul Mundt - * Modified to support multiple serial ports. Stuart Menefy (May 2000). - * Modified to support SH7300(SH-Mobile) SCIF. Takashi Kusuda (Jun 2003). - * Modified to support H8/300 Series Yoshinori Sato (Feb 2004). - * Removed SH7300 support (Jul 2007). - * Modified to support SH7720 SCIF. Markus Brunner, Mark Jonas (Aug 2007). - */ #include <linux/serial_core.h> #include <asm/io.h> - #include <asm/gpio.h> #if defined(CONFIG_H83007) || defined(CONFIG_H83068) @@ -102,6 +87,15 @@ # define SCSPTR0 SCPDR0 # define SCIF_ORER 0x0001 /* overrun error bit */ # define SCSCR_INIT(port) 0x0038 /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */ +#elif defined(CONFIG_CPU_SUBTYPE_SH7723) +# define SCSPTR0 0xa4050160 +# define SCSPTR1 0xa405013e +# define SCSPTR2 0xa4050160 +# define SCSPTR3 0xa405013e +# define SCSPTR4 0xa4050128 +# define SCSPTR5 0xa4050128 +# define SCIF_ORER 0x0001 /* overrun error bit */ +# define SCSCR_INIT(port) 0x0038 /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */ # define SCIF_ONLY #elif defined(CONFIG_CPU_SUBTYPE_SH4_202) # define SCSPTR2 0xffe80020 /* 16 bit SCIF */ @@ -395,6 +389,11 @@ h8_sci_offset, h8_sci_size) \ CPU_SCI_FNS(name, h8_sci_offset, h8_sci_size) #define SCIF_FNS(name, sh3_scif_offset, sh3_scif_size, sh4_scif_offset, sh4_scif_size) +#elif defined(CONFIG_CPU_SUBTYPE_SH7723) + #define SCIx_FNS(name, sh4_scifa_offset, sh4_scifa_size, sh4_scif_offset, sh4_scif_size) \ + CPU_SCIx_FNS(name, sh4_scifa_offset, sh4_scifa_size, sh4_scif_offset, sh4_scif_size) + #define SCIF_FNS(name, sh4_scif_offset, sh4_scif_size) \ + CPU_SCIF_FNS(name, sh4_scif_offset, sh4_scif_size) #else #define SCIx_FNS(name, sh3_sci_offset, sh3_sci_size, sh4_sci_offset, sh4_sci_size, \ sh3_scif_offset, sh3_scif_size, sh4_scif_offset, sh4_scif_size, \ @@ -419,6 +418,18 @@ SCIF_FNS(SCFDR, 0x1c, 16) SCIF_FNS(SCxTDR, 0x20, 8) SCIF_FNS(SCxRDR, 0x24, 8) SCIF_FNS(SCLSR, 0x24, 16) +#elif defined(CONFIG_CPU_SUBTYPE_SH7723) +SCIx_FNS(SCSMR, 0x00, 16, 0x00, 16) +SCIx_FNS(SCBRR, 0x04, 8, 0x04, 8) +SCIx_FNS(SCSCR, 0x08, 16, 0x08, 16) +SCIx_FNS(SCxTDR, 0x20, 8, 0x0c, 8) +SCIx_FNS(SCxSR, 0x14, 16, 0x10, 16) +SCIx_FNS(SCxRDR, 0x24, 8, 0x14, 8) +SCIF_FNS(SCTDSR, 0x0c, 8) +SCIF_FNS(SCFER, 0x10, 16) +SCIF_FNS(SCFCR, 0x18, 16) +SCIF_FNS(SCFDR, 0x1c, 16) +SCIF_FNS(SCLSR, 0x24, 16) #else /* reg SCI/SH3 SCI/SH4 SCIF/SH3 SCIF/SH4 SCI/H8*/ /* name off sz off sz off sz off sz off sz*/ @@ -589,6 +600,23 @@ static inline int sci_rxd_in(struct uart_port *port) return ctrl_inb(SCPDR0) & 0x0001 ? 1 : 0; /* SCIF0 */ return 1; } +#elif defined(CONFIG_CPU_SUBTYPE_SH7723) +static inline int sci_rxd_in(struct uart_port *port) +{ + if (port->mapbase == 0xffe00000) + return ctrl_inb(SCSPTR0) & 0x0008 ? 1 : 0; /* SCIF0 */ + if (port->mapbase == 0xffe10000) + return ctrl_inb(SCSPTR1) & 0x0020 ? 1 : 0; /* SCIF1 */ + if (port->mapbase == 0xffe20000) + return ctrl_inb(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF2 */ + if (port->mapbase == 0xa4e30000) + return ctrl_inb(SCSPTR3) & 0x0001 ? 1 : 0; /* SCIF3 */ + if (port->mapbase == 0xa4e40000) + return ctrl_inb(SCSPTR4) & 0x0001 ? 1 : 0; /* SCIF4 */ + if (port->mapbase == 0xa4e50000) + return ctrl_inb(SCSPTR5) & 0x0008 ? 1 : 0; /* SCIF5 */ + return 1; +} #elif defined(CONFIG_CPU_SUBTYPE_SH5_101) || defined(CONFIG_CPU_SUBTYPE_SH5_103) static inline int sci_rxd_in(struct uart_port *port) { @@ -727,6 +755,8 @@ static inline int sci_rxd_in(struct uart_port *port) defined(CONFIG_CPU_SUBTYPE_SH7720) || \ defined(CONFIG_CPU_SUBTYPE_SH7721) #define SCBRR_VALUE(bps, clk) (((clk*2)+16*bps)/(32*bps)-1) +#elif defined(CONFIG_CPU_SUBTYPE_SH7723) +#define SCBRR_VALUE(bps, clk) (((clk*2)+16*bps)/(16*bps)-1) #elif defined(__H8300H__) || defined(__H8300S__) #define SCBRR_VALUE(bps) (((CONFIG_CPU_CLOCK*1000/32)/bps)-1) #elif defined(CONFIG_SUPERH64) diff --git a/drivers/usb/atm/usbatm.h b/drivers/usb/atm/usbatm.h index ff8551e9337..fc6c2be5999 100644 --- a/drivers/usb/atm/usbatm.h +++ b/drivers/usb/atm/usbatm.h @@ -24,7 +24,6 @@ #ifndef _USBATM_H_ #define _USBATM_H_ -#include <asm/semaphore.h> #include <linux/atm.h> #include <linux/atmdev.h> #include <linux/completion.h> diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 68fc5219ca1..57aeca160f3 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -23,7 +23,6 @@ #include <linux/mutex.h> #include <linux/freezer.h> -#include <asm/semaphore.h> #include <asm/uaccess.h> #include <asm/byteorder.h> diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig index 6f45dd669b3..d681bb27fa5 100644 --- a/drivers/usb/gadget/Kconfig +++ b/drivers/usb/gadget/Kconfig @@ -118,10 +118,10 @@ config USB_AMD5536UDC config USB_GADGET_ATMEL_USBA boolean "Atmel USBA" select USB_GADGET_DUALSPEED - depends on AVR32 + depends on AVR32 || ARCH_AT91CAP9 help USBA is the integrated high-speed USB Device controller on - the AT32AP700x processors from Atmel. + the AT32AP700x and AT91CAP9 processors from Atmel. config USB_ATMEL_USBA tristate diff --git a/drivers/usb/gadget/atmel_usba_udc.c b/drivers/usb/gadget/atmel_usba_udc.c index b0db4c31d01..e756023362c 100644 --- a/drivers/usb/gadget/atmel_usba_udc.c +++ b/drivers/usb/gadget/atmel_usba_udc.c @@ -18,6 +18,7 @@ #include <linux/platform_device.h> #include <linux/usb/ch9.h> #include <linux/usb/gadget.h> +#include <linux/usb/atmel_usba_udc.h> #include <linux/delay.h> #include <asm/gpio.h> @@ -27,6 +28,7 @@ static struct usba_udc the_udc; +static struct usba_ep *usba_ep; #ifdef CONFIG_USB_GADGET_DEBUG_FS #include <linux/debugfs.h> @@ -324,53 +326,28 @@ static int vbus_is_present(struct usba_udc *udc) return 1; } -static void copy_to_fifo(void __iomem *fifo, const void *buf, int len) +#if defined(CONFIG_AVR32) + +static void toggle_bias(int is_on) { - unsigned long tmp; - - DBG(DBG_FIFO, "copy to FIFO (len %d):\n", len); - for (; len > 0; len -= 4, buf += 4, fifo += 4) { - tmp = *(unsigned long *)buf; - if (len >= 4) { - DBG(DBG_FIFO, " -> %08lx\n", tmp); - __raw_writel(tmp, fifo); - } else { - do { - DBG(DBG_FIFO, " -> %02lx\n", tmp >> 24); - __raw_writeb(tmp >> 24, fifo); - fifo++; - tmp <<= 8; - } while (--len); - break; - } - } } -static void copy_from_fifo(void *buf, void __iomem *fifo, int len) +#elif defined(CONFIG_ARCH_AT91) + +#include <asm/arch/at91_pmc.h> + +static void toggle_bias(int is_on) { - union { - unsigned long *w; - unsigned char *b; - } p; - unsigned long tmp; - - DBG(DBG_FIFO, "copy from FIFO (len %d):\n", len); - for (p.w = buf; len > 0; len -= 4, p.w++, fifo += 4) { - if (len >= 4) { - tmp = __raw_readl(fifo); - *p.w = tmp; - DBG(DBG_FIFO, " -> %08lx\n", tmp); - } else { - do { - tmp = __raw_readb(fifo); - *p.b = tmp; - DBG(DBG_FIFO, " -> %02lx\n", tmp); - fifo++, p.b++; - } while (--len); - } - } + unsigned int uckr = at91_sys_read(AT91_CKGR_UCKR); + + if (is_on) + at91_sys_write(AT91_CKGR_UCKR, uckr | AT91_PMC_BIASEN); + else + at91_sys_write(AT91_CKGR_UCKR, uckr & ~(AT91_PMC_BIASEN)); } +#endif /* CONFIG_ARCH_AT91 */ + static void next_fifo_transaction(struct usba_ep *ep, struct usba_request *req) { unsigned int transaction_len; @@ -387,7 +364,7 @@ static void next_fifo_transaction(struct usba_ep *ep, struct usba_request *req) ep->ep.name, req, transaction_len, req->last_transaction ? ", done" : ""); - copy_to_fifo(ep->fifo, req->req.buf + req->req.actual, transaction_len); + memcpy_toio(ep->fifo, req->req.buf + req->req.actual, transaction_len); usba_ep_writel(ep, SET_STA, USBA_TX_PK_RDY); req->req.actual += transaction_len; } @@ -476,7 +453,7 @@ static void receive_data(struct usba_ep *ep) bytecount = req->req.length - req->req.actual; } - copy_from_fifo(req->req.buf + req->req.actual, + memcpy_fromio(req->req.buf + req->req.actual, ep->fifo, bytecount); req->req.actual += bytecount; @@ -1029,33 +1006,6 @@ static const struct usb_gadget_ops usba_udc_ops = { .set_selfpowered = usba_udc_set_selfpowered, }; -#define EP(nam, idx, maxpkt, maxbk, dma, isoc) \ -{ \ - .ep = { \ - .ops = &usba_ep_ops, \ - .name = nam, \ - .maxpacket = maxpkt, \ - }, \ - .udc = &the_udc, \ - .queue = LIST_HEAD_INIT(usba_ep[idx].queue), \ - .fifo_size = maxpkt, \ - .nr_banks = maxbk, \ - .index = idx, \ - .can_dma = dma, \ - .can_isoc = isoc, \ -} - -static struct usba_ep usba_ep[] = { - EP("ep0", 0, 64, 1, 0, 0), - EP("ep1in-bulk", 1, 512, 2, 1, 1), - EP("ep2out-bulk", 2, 512, 2, 1, 1), - EP("ep3in-int", 3, 64, 3, 1, 0), - EP("ep4out-int", 4, 64, 3, 1, 0), - EP("ep5in-iso", 5, 1024, 3, 1, 1), - EP("ep6out-iso", 6, 1024, 3, 1, 1), -}; -#undef EP - static struct usb_endpoint_descriptor usba_ep0_desc = { .bLength = USB_DT_ENDPOINT_SIZE, .bDescriptorType = USB_DT_ENDPOINT, @@ -1074,7 +1024,6 @@ static void nop_release(struct device *dev) static struct usba_udc the_udc = { .gadget = { .ops = &usba_udc_ops, - .ep0 = &usba_ep[0].ep, .ep_list = LIST_HEAD_INIT(the_udc.gadget.ep_list), .is_dualspeed = 1, .name = "atmel_usba_udc", @@ -1231,7 +1180,7 @@ static int do_test_mode(struct usba_udc *udc) } else { usba_ep_writel(ep, CTL_ENB, USBA_EPT_ENABLE); usba_writel(udc, TST, USBA_TST_PKT_MODE); - copy_to_fifo(ep->fifo, test_packet_buffer, + memcpy_toio(ep->fifo, test_packet_buffer, sizeof(test_packet_buffer)); usba_ep_writel(ep, SET_STA, USBA_TX_PK_RDY); dev_info(dev, "Entering Test_Packet mode...\n"); @@ -1530,13 +1479,13 @@ restart: DBG(DBG_HW, "Packet length: %u\n", pkt_len); if (pkt_len != sizeof(crq)) { pr_warning("udc: Invalid packet length %u " - "(expected %lu)\n", pkt_len, sizeof(crq)); + "(expected %zu)\n", pkt_len, sizeof(crq)); set_protocol_stall(udc, ep); return; } DBG(DBG_FIFO, "Copying ctrl request from 0x%p:\n", ep->fifo); - copy_from_fifo(crq.data, ep->fifo, sizeof(crq)); + memcpy_fromio(crq.data, ep->fifo, sizeof(crq)); /* Free up one bank in the FIFO so that we can * generate or receive a reply right away. */ @@ -1688,6 +1637,7 @@ static irqreturn_t usba_udc_irq(int irq, void *devid) DBG(DBG_INT, "irq, status=%#08x\n", status); if (status & USBA_DET_SUSPEND) { + toggle_bias(0); usba_writel(udc, INT_CLR, USBA_DET_SUSPEND); DBG(DBG_BUS, "Suspend detected\n"); if (udc->gadget.speed != USB_SPEED_UNKNOWN @@ -1699,6 +1649,7 @@ static irqreturn_t usba_udc_irq(int irq, void *devid) } if (status & USBA_WAKE_UP) { + toggle_bias(1); usba_writel(udc, INT_CLR, USBA_WAKE_UP); DBG(DBG_BUS, "Wake Up CPU detected\n"); } @@ -1792,12 +1743,14 @@ static irqreturn_t usba_vbus_irq(int irq, void *devid) vbus = gpio_get_value(udc->vbus_pin); if (vbus != udc->vbus_prev) { if (vbus) { - usba_writel(udc, CTRL, USBA_EN_USBA); + toggle_bias(1); + usba_writel(udc, CTRL, USBA_ENABLE_MASK); usba_writel(udc, INT_ENB, USBA_END_OF_RESET); } else { udc->gadget.speed = USB_SPEED_UNKNOWN; reset_all_endpoints(udc); - usba_writel(udc, CTRL, 0); + toggle_bias(0); + usba_writel(udc, CTRL, USBA_DISABLE_MASK); spin_unlock(&udc->lock); udc->driver->disconnect(&udc->gadget); spin_lock(&udc->lock); @@ -1850,7 +1803,8 @@ int usb_gadget_register_driver(struct usb_gadget_driver *driver) /* If Vbus is present, enable the controller and wait for reset */ spin_lock_irqsave(&udc->lock, flags); if (vbus_is_present(udc) && udc->vbus_prev == 0) { - usba_writel(udc, CTRL, USBA_EN_USBA); + toggle_bias(1); + usba_writel(udc, CTRL, USBA_ENABLE_MASK); usba_writel(udc, INT_ENB, USBA_END_OF_RESET); } spin_unlock_irqrestore(&udc->lock, flags); @@ -1883,7 +1837,8 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver) spin_unlock_irqrestore(&udc->lock, flags); /* This will also disable the DP pullup */ - usba_writel(udc, CTRL, 0); + toggle_bias(0); + usba_writel(udc, CTRL, USBA_DISABLE_MASK); driver->unbind(&udc->gadget); udc->gadget.dev.driver = NULL; @@ -1908,7 +1863,7 @@ static int __init usba_udc_probe(struct platform_device *pdev) regs = platform_get_resource(pdev, IORESOURCE_MEM, CTRL_IOMEM_ID); fifo = platform_get_resource(pdev, IORESOURCE_MEM, FIFO_IOMEM_ID); - if (!regs || !fifo) + if (!regs || !fifo || !pdata) return -ENXIO; irq = platform_get_irq(pdev, 0); @@ -1953,19 +1908,48 @@ static int __init usba_udc_probe(struct platform_device *pdev) /* Make sure we start from a clean slate */ clk_enable(pclk); - usba_writel(udc, CTRL, 0); + toggle_bias(0); + usba_writel(udc, CTRL, USBA_DISABLE_MASK); clk_disable(pclk); + usba_ep = kmalloc(sizeof(struct usba_ep) * pdata->num_ep, + GFP_KERNEL); + if (!usba_ep) + goto err_alloc_ep; + + the_udc.gadget.ep0 = &usba_ep[0].ep; + INIT_LIST_HEAD(&usba_ep[0].ep.ep_list); usba_ep[0].ep_regs = udc->regs + USBA_EPT_BASE(0); usba_ep[0].dma_regs = udc->regs + USBA_DMA_BASE(0); usba_ep[0].fifo = udc->fifo + USBA_FIFO_BASE(0); - for (i = 1; i < ARRAY_SIZE(usba_ep); i++) { + usba_ep[0].ep.ops = &usba_ep_ops; + usba_ep[0].ep.name = pdata->ep[0].name; + usba_ep[0].ep.maxpacket = pdata->ep[0].fifo_size; + usba_ep[0].udc = &the_udc; + INIT_LIST_HEAD(&usba_ep[0].queue); + usba_ep[0].fifo_size = pdata->ep[0].fifo_size; + usba_ep[0].nr_banks = pdata->ep[0].nr_banks; + usba_ep[0].index = pdata->ep[0].index; + usba_ep[0].can_dma = pdata->ep[0].can_dma; + usba_ep[0].can_isoc = pdata->ep[0].can_isoc; + + for (i = 1; i < pdata->num_ep; i++) { struct usba_ep *ep = &usba_ep[i]; ep->ep_regs = udc->regs + USBA_EPT_BASE(i); ep->dma_regs = udc->regs + USBA_DMA_BASE(i); ep->fifo = udc->fifo + USBA_FIFO_BASE(i); + ep->ep.ops = &usba_ep_ops; + ep->ep.name = pdata->ep[i].name; + ep->ep.maxpacket = pdata->ep[i].fifo_size; + ep->udc = &the_udc; + INIT_LIST_HEAD(&ep->queue); + ep->fifo_size = pdata->ep[i].fifo_size; + ep->nr_banks = pdata->ep[i].nr_banks; + ep->index = pdata->ep[i].index; + ep->can_dma = pdata->ep[i].can_dma; + ep->can_isoc = pdata->ep[i].can_isoc; list_add_tail(&ep->ep.ep_list, &udc->gadget.ep_list); } @@ -1984,7 +1968,7 @@ static int __init usba_udc_probe(struct platform_device *pdev) goto err_device_add; } - if (pdata && pdata->vbus_pin != GPIO_PIN_NONE) { + if (pdata->vbus_pin >= 0) { if (!gpio_request(pdata->vbus_pin, "atmel_usba_udc")) { udc->vbus_pin = pdata->vbus_pin; @@ -2004,7 +1988,7 @@ static int __init usba_udc_probe(struct platform_device *pdev) } usba_init_debugfs(udc); - for (i = 1; i < ARRAY_SIZE(usba_ep); i++) + for (i = 1; i < pdata->num_ep; i++) usba_ep_init_debugfs(udc, &usba_ep[i]); return 0; @@ -2012,6 +1996,8 @@ static int __init usba_udc_probe(struct platform_device *pdev) err_device_add: free_irq(irq, udc); err_request_irq: + kfree(usba_ep); +err_alloc_ep: iounmap(udc->fifo); err_map_fifo: iounmap(udc->regs); @@ -2029,10 +2015,11 @@ static int __exit usba_udc_remove(struct platform_device *pdev) { struct usba_udc *udc; int i; + struct usba_platform_data *pdata = pdev->dev.platform_data; udc = platform_get_drvdata(pdev); - for (i = 1; i < ARRAY_SIZE(usba_ep); i++) + for (i = 1; i < pdata->num_ep; i++) usba_ep_cleanup_debugfs(&usba_ep[i]); usba_cleanup_debugfs(udc); @@ -2040,6 +2027,7 @@ static int __exit usba_udc_remove(struct platform_device *pdev) gpio_free(udc->vbus_pin); free_irq(udc->irq, udc); + kfree(usba_ep); iounmap(udc->fifo); iounmap(udc->regs); clk_put(udc->hclk); diff --git a/drivers/usb/gadget/atmel_usba_udc.h b/drivers/usb/gadget/atmel_usba_udc.h index 08bf6f9aaf7..f7baea307f0 100644 --- a/drivers/usb/gadget/atmel_usba_udc.h +++ b/drivers/usb/gadget/atmel_usba_udc.h @@ -41,6 +41,15 @@ #define USBA_EN_USBA (1 << 8) #define USBA_DETACH (1 << 9) #define USBA_REMOTE_WAKE_UP (1 << 10) +#define USBA_PULLD_DIS (1 << 11) + +#if defined(CONFIG_AVR32) +#define USBA_ENABLE_MASK USBA_EN_USBA +#define USBA_DISABLE_MASK 0 +#elif defined(CONFIG_ARCH_AT91) +#define USBA_ENABLE_MASK (USBA_EN_USBA | USBA_PULLD_DIS) +#define USBA_DISABLE_MASK USBA_DETACH +#endif /* CONFIG_ARCH_AT91 */ /* Bitfields in FNUM */ #define USBA_MICRO_FRAME_NUM_OFFSET 0 diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index 46ee7f4c091..85074cb36f3 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -1033,7 +1033,7 @@ MODULE_LICENSE ("GPL"); #define OF_PLATFORM_DRIVER ehci_hcd_ppc_of_driver #endif -#ifdef CONFIG_ARCH_ORION +#ifdef CONFIG_PLAT_ORION #include "ehci-orion.c" #define PLATFORM_DRIVER ehci_orion_driver #endif diff --git a/drivers/usb/host/ehci-orion.c b/drivers/usb/host/ehci-orion.c index e129981f139..d187d031374 100644 --- a/drivers/usb/host/ehci-orion.c +++ b/drivers/usb/host/ehci-orion.c @@ -11,15 +11,18 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/platform_device.h> -#include <asm/arch/orion.h> +#include <linux/mbus.h> +#include <asm/plat-orion/ehci-orion.h> #define rdl(off) __raw_readl(hcd->regs + (off)) #define wrl(off, val) __raw_writel((val), hcd->regs + (off)) -#define USB_CAUSE 0x310 -#define USB_MASK 0x314 #define USB_CMD 0x140 #define USB_MODE 0x1a8 +#define USB_CAUSE 0x310 +#define USB_MASK 0x314 +#define USB_WINDOW_CTRL(i) (0x320 + ((i) << 4)) +#define USB_WINDOW_BASE(i) (0x324 + ((i) << 4)) #define USB_IPG 0x360 #define USB_PHY_PWR_CTRL 0x400 #define USB_PHY_TX_CTRL 0x420 @@ -162,8 +165,30 @@ static const struct hc_driver ehci_orion_hc_driver = { .bus_resume = ehci_bus_resume, }; +static void __init +ehci_orion_conf_mbus_windows(struct usb_hcd *hcd, + struct mbus_dram_target_info *dram) +{ + int i; + + for (i = 0; i < 4; i++) { + wrl(USB_WINDOW_CTRL(i), 0); + wrl(USB_WINDOW_BASE(i), 0); + } + + for (i = 0; i < dram->num_cs; i++) { + struct mbus_dram_window *cs = dram->cs + i; + + wrl(USB_WINDOW_CTRL(i), ((cs->size - 1) & 0xffff0000) | + (cs->mbus_attr << 8) | + (dram->mbus_dram_target_id << 4) | 1); + wrl(USB_WINDOW_BASE(i), cs->base); + } +} + static int __init ehci_orion_drv_probe(struct platform_device *pdev) { + struct orion_ehci_data *pd = pdev->dev.platform_data; struct resource *res; struct usb_hcd *hcd; struct ehci_hcd *ehci; @@ -227,6 +252,12 @@ static int __init ehci_orion_drv_probe(struct platform_device *pdev) ehci->sbrn = 0x20; /* + * (Re-)program MBUS remapping windows if we are asked to. + */ + if (pd != NULL && pd->dram != NULL) + ehci_orion_conf_mbus_windows(hcd, pd->dram); + + /* * setup Orion USB controller */ orion_usb_setup(hcd); diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c index 1cb56f2d5c8..a5e4c3545c7 100644 --- a/drivers/usb/misc/appledisplay.c +++ b/drivers/usb/misc/appledisplay.c @@ -29,7 +29,6 @@ #include <linux/timer.h> #include <linux/workqueue.h> #include <asm/atomic.h> -#include <asm/semaphore.h> #define APPLE_VENDOR_ID 0x05AC diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c index cd3405953f7..e5ea5ef6335 100644 --- a/drivers/usb/serial/io_ti.c +++ b/drivers/usb/serial/io_ti.c @@ -38,7 +38,6 @@ #include <linux/serial.h> #include <linux/ioctl.h> #include <asm/uaccess.h> -#include <asm/semaphore.h> #include <linux/usb.h> #include <linux/usb/serial.h> diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c index e3d241f67af..3a377667733 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.c +++ b/drivers/usb/serial/ti_usb_3410_5052.c @@ -82,7 +82,6 @@ #include <linux/circ_buf.h> #include <linux/mutex.h> #include <asm/uaccess.h> -#include <asm/semaphore.h> #include <linux/usb.h> #include <linux/usb/serial.h> diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c index 97facb121c7..757651954e6 100644 --- a/drivers/video/pxafb.c +++ b/drivers/video/pxafb.c @@ -45,6 +45,7 @@ #include <asm/irq.h> #include <asm/div64.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/bitfield.h> #include <asm/arch/pxafb.h> diff --git a/drivers/watchdog/sc1200wdt.c b/drivers/watchdog/sc1200wdt.c index 32ccd7c89c7..35cddff7020 100644 --- a/drivers/watchdog/sc1200wdt.c +++ b/drivers/watchdog/sc1200wdt.c @@ -38,8 +38,8 @@ #include <linux/init.h> #include <linux/pnp.h> #include <linux/fs.h> +#include <linux/semaphore.h> -#include <asm/semaphore.h> #include <asm/io.h> #include <asm/uaccess.h> |