diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/block/xsysace.c | 1 | ||||
| -rw-r--r-- | drivers/char/bsr.c | 2 | ||||
| -rw-r--r-- | drivers/char/hvc_console.c | 14 | ||||
| -rw-r--r-- | drivers/char/hvc_irq.c | 2 | ||||
| -rw-r--r-- | drivers/i2c/chips/Kconfig | 11 | ||||
| -rw-r--r-- | drivers/i2c/chips/Makefile | 1 | ||||
| -rw-r--r-- | drivers/i2c/chips/mcu_mpc8349emitx.c | 209 | ||||
| -rw-r--r-- | drivers/net/ehea/ehea_main.c | 8 | ||||
| -rw-r--r-- | drivers/net/ehea/ehea_qmr.c | 18 | ||||
| -rw-r--r-- | drivers/net/ibmveth.c | 16 | ||||
| -rw-r--r-- | drivers/net/iseries_veth.c | 2 | ||||
| -rw-r--r-- | drivers/net/pasemi_mac.c | 6 | ||||
| -rw-r--r-- | drivers/of/of_i2c.c | 19 | ||||
| -rw-r--r-- | drivers/pcmcia/electra_cf.c | 2 | ||||
| -rw-r--r-- | drivers/scsi/ibmvscsi/ibmvscsi.c | 12 | ||||
| -rw-r--r-- | drivers/spi/xilinx_spi.c | 137 |
16 files changed, 143 insertions, 317 deletions
diff --git a/drivers/block/xsysace.c b/drivers/block/xsysace.c index 29e1dfafb7c6..381d686fc1a3 100644 --- a/drivers/block/xsysace.c +++ b/drivers/block/xsysace.c @@ -1206,6 +1206,7 @@ static struct of_device_id ace_of_match[] __devinitdata = { { .compatible = "xlnx,opb-sysace-1.00.b", }, { .compatible = "xlnx,opb-sysace-1.00.c", }, { .compatible = "xlnx,xps-sysace-1.00.a", }, + { .compatible = "xlnx,sysace", }, {}, }; MODULE_DEVICE_TABLE(of, ace_of_match); diff --git a/drivers/char/bsr.c b/drivers/char/bsr.c index 977dfb1096a0..f6094ae0ef33 100644 --- a/drivers/char/bsr.c +++ b/drivers/char/bsr.c @@ -103,7 +103,7 @@ static ssize_t bsr_len_show(struct device *dev, struct device_attribute *attr, char *buf) { struct bsr_dev *bsr_dev = dev_get_drvdata(dev); - return sprintf(buf, "%lu\n", bsr_dev->bsr_len); + return sprintf(buf, "%llu\n", bsr_dev->bsr_len); } static struct device_attribute bsr_dev_attrs[] = { diff --git a/drivers/char/hvc_console.c b/drivers/char/hvc_console.c index 5a8a4c28c867..09676b4e5d89 100644 --- a/drivers/char/hvc_console.c +++ b/drivers/char/hvc_console.c @@ -318,7 +318,8 @@ static int hvc_open(struct tty_struct *tty, struct file * filp) } /* else count == 0 */ tty->driver_data = hp; - tty->low_latency = 1; /* Makes flushes to ldisc synchronous. */ + if (!hp->irq_requested) + tty->low_latency = 1; /* Makes flushes to ldisc synchronous. */ hp->tty = tty; @@ -764,13 +765,11 @@ struct hvc_struct __devinit *hvc_alloc(uint32_t vtermno, int data, return ERR_PTR(err); } - hp = kmalloc(ALIGN(sizeof(*hp), sizeof(long)) + outbuf_size, + hp = kzalloc(ALIGN(sizeof(*hp), sizeof(long)) + outbuf_size, GFP_KERNEL); if (!hp) return ERR_PTR(-ENOMEM); - memset(hp, 0x00, sizeof(*hp)); - hp->vtermno = vtermno; hp->data = data; hp->ops = ops; @@ -876,8 +875,11 @@ static int hvc_init(void) goto stop_thread; } - /* FIXME: This mb() seems completely random. Remove it. */ - mb(); + /* + * Make sure tty is fully registered before allowing it to be + * found by hvc_console_device. + */ + smp_mb(); hvc_driver = drv; return 0; diff --git a/drivers/char/hvc_irq.c b/drivers/char/hvc_irq.c index d09e5688d449..2623e177e8d6 100644 --- a/drivers/char/hvc_irq.c +++ b/drivers/char/hvc_irq.c @@ -37,7 +37,7 @@ int notifier_add_irq(struct hvc_struct *hp, int irq) void notifier_del_irq(struct hvc_struct *hp, int irq) { - if (!irq) + if (!hp->irq_requested) return; free_irq(irq, hp); hp->irq_requested = 0; diff --git a/drivers/i2c/chips/Kconfig b/drivers/i2c/chips/Kconfig index 59c3d23f5bdc..b9bef04b7be4 100644 --- a/drivers/i2c/chips/Kconfig +++ b/drivers/i2c/chips/Kconfig @@ -139,15 +139,4 @@ config SENSORS_TSL2550 This driver can also be built as a module. If so, the module will be called tsl2550. -config MCU_MPC8349EMITX - tristate "MPC8349E-mITX MCU driver" - depends on I2C && PPC_83xx - select GENERIC_GPIO - select ARCH_REQUIRE_GPIOLIB - help - Say Y here to enable soft power-off functionality on the Freescale - boards with the MPC8349E-mITX-compatible MCU chips. This driver will - also register MCU GPIOs with the generic GPIO API, so you'll able - to use MCU pins as GPIOs. - endmenu diff --git a/drivers/i2c/chips/Makefile b/drivers/i2c/chips/Makefile index 83accaaf8164..00fcb5193ac2 100644 --- a/drivers/i2c/chips/Makefile +++ b/drivers/i2c/chips/Makefile @@ -19,7 +19,6 @@ obj-$(CONFIG_SENSORS_PCF8574) += pcf8574.o obj-$(CONFIG_PCF8575) += pcf8575.o obj-$(CONFIG_SENSORS_PCF8591) += pcf8591.o obj-$(CONFIG_SENSORS_TSL2550) += tsl2550.o -obj-$(CONFIG_MCU_MPC8349EMITX) += mcu_mpc8349emitx.o ifeq ($(CONFIG_I2C_DEBUG_CHIP),y) EXTRA_CFLAGS += -DDEBUG diff --git a/drivers/i2c/chips/mcu_mpc8349emitx.c b/drivers/i2c/chips/mcu_mpc8349emitx.c deleted file mode 100644 index 82a9bcb858b6..000000000000 --- a/drivers/i2c/chips/mcu_mpc8349emitx.c +++ /dev/null @@ -1,209 +0,0 @@ -/* - * Power Management and GPIO expander driver for MPC8349E-mITX-compatible MCU - * - * Copyright (c) 2008 MontaVista Software, Inc. - * - * Author: Anton Vorontsov <avorontsov@ru.mvista.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; either version 2 of the License, or - * (at your option) any later version. - */ - -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/device.h> -#include <linux/mutex.h> -#include <linux/i2c.h> -#include <linux/gpio.h> -#include <linux/of.h> -#include <linux/of_gpio.h> -#include <asm/prom.h> -#include <asm/machdep.h> - -/* - * I don't have specifications for the MCU firmware, I found this register - * and bits positions by the trial&error method. - */ -#define MCU_REG_CTRL 0x20 -#define MCU_CTRL_POFF 0x40 - -#define MCU_NUM_GPIO 2 - -struct mcu { - struct mutex lock; - struct device_node *np; - struct i2c_client *client; - struct of_gpio_chip of_gc; - u8 reg_ctrl; -}; - -static struct mcu *glob_mcu; - -static void mcu_power_off(void) -{ - struct mcu *mcu = glob_mcu; - - pr_info("Sending power-off request to the MCU...\n"); - mutex_lock(&mcu->lock); - i2c_smbus_write_byte_data(glob_mcu->client, MCU_REG_CTRL, - mcu->reg_ctrl | MCU_CTRL_POFF); - mutex_unlock(&mcu->lock); -} - -static void mcu_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val) -{ - struct of_gpio_chip *of_gc = to_of_gpio_chip(gc); - struct mcu *mcu = container_of(of_gc, struct mcu, of_gc); - u8 bit = 1 << (4 + gpio); - - mutex_lock(&mcu->lock); - if (val) - mcu->reg_ctrl &= ~bit; - else - mcu->reg_ctrl |= bit; - - i2c_smbus_write_byte_data(mcu->client, MCU_REG_CTRL, mcu->reg_ctrl); - mutex_unlock(&mcu->lock); -} - -static int mcu_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val) -{ - mcu_gpio_set(gc, gpio, val); - return 0; -} - -static int mcu_gpiochip_add(struct mcu *mcu) -{ - struct device_node *np; - struct of_gpio_chip *of_gc = &mcu->of_gc; - struct gpio_chip *gc = &of_gc->gc; - int ret; - - np = of_find_compatible_node(NULL, NULL, "fsl,mcu-mpc8349emitx"); - if (!np) - return -ENODEV; - - gc->owner = THIS_MODULE; - gc->label = np->full_name; - gc->can_sleep = 1; - gc->ngpio = MCU_NUM_GPIO; - gc->base = -1; - gc->set = mcu_gpio_set; - gc->direction_output = mcu_gpio_dir_out; - of_gc->gpio_cells = 2; - of_gc->xlate = of_gpio_simple_xlate; - - np->data = of_gc; - mcu->np = np; - - /* - * We don't want to lose the node, its ->data and ->full_name... - * So, if succeeded, we don't put the node here. - */ - ret = gpiochip_add(gc); - if (ret) - of_node_put(np); - return ret; -} - -static int mcu_gpiochip_remove(struct mcu *mcu) -{ - int ret; - - ret = gpiochip_remove(&mcu->of_gc.gc); - if (ret) - return ret; - of_node_put(mcu->np); - - return 0; -} - -static int __devinit mcu_probe(struct i2c_client *client, - const struct i2c_device_id *id) -{ - struct mcu *mcu; - int ret; - - mcu = kzalloc(sizeof(*mcu), GFP_KERNEL); - if (!mcu) - return -ENOMEM; - - mutex_init(&mcu->lock); - mcu->client = client; - i2c_set_clientdata(client, mcu); - - ret = i2c_smbus_read_byte_data(mcu->client, MCU_REG_CTRL); - if (ret < 0) - goto err; - mcu->reg_ctrl = ret; - - ret = mcu_gpiochip_add(mcu); - if (ret) - goto err; - - /* XXX: this is potentially racy, but there is no lock for ppc_md */ - if (!ppc_md.power_off) { - glob_mcu = mcu; - ppc_md.power_off = mcu_power_off; - dev_info(&client->dev, "will provide power-off service\n"); - } - - return 0; -err: - kfree(mcu); - return ret; -} - -static int __devexit mcu_remove(struct i2c_client *client) -{ - struct mcu *mcu = i2c_get_clientdata(client); - int ret; - - if (glob_mcu == mcu) { - ppc_md.power_off = NULL; - glob_mcu = NULL; - } - - ret = mcu_gpiochip_remove(mcu); - if (ret) - return ret; - i2c_set_clientdata(client, NULL); - kfree(mcu); - return 0; -} - -static const struct i2c_device_id mcu_ids[] = { - { "mcu-mpc8349emitx", }, - {}, -}; -MODULE_DEVICE_TABLE(i2c, mcu_ids); - -static struct i2c_driver mcu_driver = { - .driver = { - .name = "mcu-mpc8349emitx", - .owner = THIS_MODULE, - }, - .probe = mcu_probe, - .remove = __devexit_p(mcu_remove), - .id_table = mcu_ids, -}; - -static int __init mcu_init(void) -{ - return i2c_add_driver(&mcu_driver); -} -module_init(mcu_init); - -static void __exit mcu_exit(void) -{ - i2c_del_driver(&mcu_driver); -} -module_exit(mcu_exit); - -MODULE_DESCRIPTION("Power Management and GPIO expander driver for " - "MPC8349E-mITX-compatible MCU"); -MODULE_AUTHOR("Anton Vorontsov <avorontsov@ru.mvista.com>"); -MODULE_LICENSE("GPL"); diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c index e3131ea629cd..dfe92264e825 100644 --- a/drivers/net/ehea/ehea_main.c +++ b/drivers/net/ehea/ehea_main.c @@ -132,7 +132,7 @@ void ehea_dump(void *adr, int len, char *msg) int x; unsigned char *deb = adr; for (x = 0; x < len; x += 16) { - printk(DRV_NAME " %s adr=%p ofs=%04x %016lx %016lx\n", msg, + printk(DRV_NAME " %s adr=%p ofs=%04x %016llx %016llx\n", msg, deb, x, *((u64 *)&deb[0]), *((u64 *)&deb[8])); deb += 16; } @@ -883,7 +883,7 @@ static irqreturn_t ehea_qp_aff_irq_handler(int irq, void *param) while (eqe) { qp_token = EHEA_BMASK_GET(EHEA_EQE_QP_TOKEN, eqe->entry); - ehea_error("QP aff_err: entry=0x%lx, token=0x%x", + ehea_error("QP aff_err: entry=0x%llx, token=0x%x", eqe->entry, qp_token); qp = port->port_res[qp_token].qp; @@ -1159,7 +1159,7 @@ static void ehea_parse_eqe(struct ehea_adapter *adapter, u64 eqe) netif_stop_queue(port->netdev); break; default: - ehea_error("unknown event code %x, eqe=0x%lX", ec, eqe); + ehea_error("unknown event code %x, eqe=0x%llX", ec, eqe); break; } } @@ -1971,7 +1971,7 @@ static void ehea_set_multicast_list(struct net_device *dev) } if (dev->mc_count > port->adapter->max_mc_mac) { - ehea_info("Mcast registration limit reached (0x%lx). " + ehea_info("Mcast registration limit reached (0x%llx). " "Use ALLMULTI!", port->adapter->max_mc_mac); goto out; diff --git a/drivers/net/ehea/ehea_qmr.c b/drivers/net/ehea/ehea_qmr.c index 225c692b5d99..49d766ebbcf4 100644 --- a/drivers/net/ehea/ehea_qmr.c +++ b/drivers/net/ehea/ehea_qmr.c @@ -168,7 +168,7 @@ struct ehea_cq *ehea_create_cq(struct ehea_adapter *adapter, cq->fw_handle, rpage, 1); if (hret < H_SUCCESS) { ehea_error("register_rpage_cq failed ehea_cq=%p " - "hret=%lx counter=%i act_pages=%i", + "hret=%llx counter=%i act_pages=%i", cq, hret, counter, cq->attr.nr_pages); goto out_kill_hwq; } @@ -178,13 +178,13 @@ struct ehea_cq *ehea_create_cq(struct ehea_adapter *adapter, if ((hret != H_SUCCESS) || (vpage)) { ehea_error("registration of pages not " - "complete hret=%lx\n", hret); + "complete hret=%llx\n", hret); goto out_kill_hwq; } } else { if (hret != H_PAGE_REGISTERED) { ehea_error("CQ: registration of page failed " - "hret=%lx\n", hret); + "hret=%llx\n", hret); goto out_kill_hwq; } } @@ -986,15 +986,15 @@ void print_error_data(u64 *data) length = EHEA_PAGESIZE; if (type == 0x8) /* Queue Pair */ - ehea_error("QP (resource=%lX) state: AER=0x%lX, AERR=0x%lX, " - "port=%lX", resource, data[6], data[12], data[22]); + ehea_error("QP (resource=%llX) state: AER=0x%llX, AERR=0x%llX, " + "port=%llX", resource, data[6], data[12], data[22]); if (type == 0x4) /* Completion Queue */ - ehea_error("CQ (resource=%lX) state: AER=0x%lX", resource, + ehea_error("CQ (resource=%llX) state: AER=0x%llX", resource, data[6]); if (type == 0x3) /* Event Queue */ - ehea_error("EQ (resource=%lX) state: AER=0x%lX", resource, + ehea_error("EQ (resource=%llX) state: AER=0x%llX", resource, data[6]); ehea_dump(data, length, "error data"); @@ -1016,11 +1016,11 @@ void ehea_error_data(struct ehea_adapter *adapter, u64 res_handle) rblock); if (ret == H_R_STATE) - ehea_error("No error data is available: %lX.", res_handle); + ehea_error("No error data is available: %llX.", res_handle); else if (ret == H_SUCCESS) print_error_data(rblock); else - ehea_error("Error data could not be fetched: %lX", res_handle); + ehea_error("Error data could not be fetched: %llX", res_handle); kfree(rblock); } diff --git a/drivers/net/ibmveth.c b/drivers/net/ibmveth.c index ca3bb9f7321b..dfa6348ac1dc 100644 --- a/drivers/net/ibmveth.c +++ b/drivers/net/ibmveth.c @@ -602,7 +602,7 @@ static int ibmveth_open(struct net_device *netdev) if(lpar_rc != H_SUCCESS) { ibmveth_error_printk("h_register_logical_lan failed with %ld\n", lpar_rc); - ibmveth_error_printk("buffer TCE:0x%lx filter TCE:0x%lx rxq desc:0x%lx MAC:0x%lx\n", + ibmveth_error_printk("buffer TCE:0x%llx filter TCE:0x%llx rxq desc:0x%llx MAC:0x%llx\n", adapter->buffer_list_dma, adapter->filter_list_dma, rxq_desc.desc, @@ -1378,13 +1378,13 @@ static int ibmveth_show(struct seq_file *seq, void *v) seq_printf(seq, "Firmware MAC: %pM\n", firmware_mac); seq_printf(seq, "\nAdapter Statistics:\n"); - seq_printf(seq, " TX: vio_map_single failres: %ld\n", adapter->tx_map_failed); - seq_printf(seq, " send failures: %ld\n", adapter->tx_send_failed); - seq_printf(seq, " RX: replenish task cycles: %ld\n", adapter->replenish_task_cycles); - seq_printf(seq, " alloc_skb_failures: %ld\n", adapter->replenish_no_mem); - seq_printf(seq, " add buffer failures: %ld\n", adapter->replenish_add_buff_failure); - seq_printf(seq, " invalid buffers: %ld\n", adapter->rx_invalid_buffer); - seq_printf(seq, " no buffers: %ld\n", adapter->rx_no_buffer); + seq_printf(seq, " TX: vio_map_single failres: %lld\n", adapter->tx_map_failed); + seq_printf(seq, " send failures: %lld\n", adapter->tx_send_failed); + seq_printf(seq, " RX: replenish task cycles: %lld\n", adapter->replenish_task_cycles); + seq_printf(seq, " alloc_skb_failures: %lld\n", adapter->replenish_no_mem); + seq_printf(seq, " add buffer failures: %lld\n", adapter->replenish_add_buff_failure); + seq_printf(seq, " invalid buffers: %lld\n", adapter->rx_invalid_buffer); + seq_printf(seq, " no buffers: %lld\n", adapter->rx_no_buffer); return 0; } diff --git a/drivers/net/iseries_veth.c b/drivers/net/iseries_veth.c index c7457f97259d..cb793c2bade2 100644 --- a/drivers/net/iseries_veth.c +++ b/drivers/net/iseries_veth.c @@ -429,7 +429,7 @@ SIMPLE_PORT_ATTR(promiscuous); SIMPLE_PORT_ATTR(num_mcast); CUSTOM_PORT_ATTR(lpar_map, "0x%X\n", port->lpar_map); CUSTOM_PORT_ATTR(stopped_map, "0x%X\n", port->stopped_map); -CUSTOM_PORT_ATTR(mac_addr, "0x%lX\n", port->mac_addr); +CUSTOM_PORT_ATTR(mac_addr, "0x%llX\n", port->mac_addr); #define GET_PORT_ATTR(_name) (&veth_port_attr_##_name.attr) static struct attribute *veth_port_default_attrs[] = { diff --git a/drivers/net/pasemi_mac.c b/drivers/net/pasemi_mac.c index 5b7a574ce571..d0349e7d73ea 100644 --- a/drivers/net/pasemi_mac.c +++ b/drivers/net/pasemi_mac.c @@ -712,7 +712,7 @@ static inline void pasemi_mac_rx_error(const struct pasemi_mac *mac, rcmdsta = read_dma_reg(PAS_DMA_RXINT_RCMDSTA(mac->dma_if)); ccmdsta = read_dma_reg(PAS_DMA_RXCHAN_CCMDSTA(chan->chno)); - printk(KERN_ERR "pasemi_mac: rx error. macrx %016lx, rx status %lx\n", + printk(KERN_ERR "pasemi_mac: rx error. macrx %016llx, rx status %llx\n", macrx, *chan->status); printk(KERN_ERR "pasemi_mac: rcmdsta %08x ccmdsta %08x\n", @@ -730,8 +730,8 @@ static inline void pasemi_mac_tx_error(const struct pasemi_mac *mac, cmdsta = read_dma_reg(PAS_DMA_TXCHAN_TCMDSTA(chan->chno)); - printk(KERN_ERR "pasemi_mac: tx error. mactx 0x%016lx, "\ - "tx status 0x%016lx\n", mactx, *chan->status); + printk(KERN_ERR "pasemi_mac: tx error. mactx 0x%016llx, "\ + "tx status 0x%016llx\n", mactx, *chan->status); printk(KERN_ERR "pasemi_mac: tcmdsta 0x%08x\n", cmdsta); } diff --git a/drivers/of/of_i2c.c b/drivers/of/of_i2c.c index e1b0ad6e918f..fa65a2b2ae2e 100644 --- a/drivers/of/of_i2c.c +++ b/drivers/of/of_i2c.c @@ -66,4 +66,23 @@ void of_register_i2c_devices(struct i2c_adapter *adap, } EXPORT_SYMBOL(of_register_i2c_devices); +static int of_dev_node_match(struct device *dev, void *data) +{ + return dev_archdata_get_node(&dev->archdata) == data; +} + +/* must call put_device() when done with returned i2c_client device */ +struct i2c_client *of_find_i2c_device_by_node(struct device_node *node) +{ + struct device *dev; + + dev = bus_find_device(&i2c_bus_type, NULL, node, + of_dev_node_match); + if (!dev) + return NULL; + + return to_i2c_client(dev); +} +EXPORT_SYMBOL(of_find_i2c_device_by_node); + MODULE_LICENSE("GPL"); diff --git a/drivers/pcmcia/electra_cf.c b/drivers/pcmcia/electra_cf.c index a34284b1482a..d187ba4c5e0e 100644 --- a/drivers/pcmcia/electra_cf.c +++ b/drivers/pcmcia/electra_cf.c @@ -297,7 +297,7 @@ static int __devinit electra_cf_probe(struct of_device *ofdev, goto fail3; } - dev_info(device, "at mem 0x%lx io 0x%lx irq %d\n", + dev_info(device, "at mem 0x%lx io 0x%llx irq %d\n", cf->mem_phys, io.start, cf->irq); cf->active = 1; diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index 5c541f7850f9..74d07d137dae 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -1061,7 +1061,7 @@ static int ibmvscsi_eh_abort_handler(struct scsi_cmnd *cmd) } sdev_printk(KERN_INFO, cmd->device, - "aborting command. lun 0x%lx, tag 0x%lx\n", + "aborting command. lun 0x%llx, tag 0x%llx\n", (((u64) lun) << 48), (u64) found_evt); wait_for_completion(&evt->comp); @@ -1082,7 +1082,7 @@ static int ibmvscsi_eh_abort_handler(struct scsi_cmnd *cmd) if (rsp_rc) { if (printk_ratelimit()) sdev_printk(KERN_WARNING, cmd->device, - "abort code %d for task tag 0x%lx\n", + "abort code %d for task tag 0x%llx\n", rsp_rc, tsk_mgmt->task_tag); return FAILED; } @@ -1102,12 +1102,12 @@ static int ibmvscsi_eh_abort_handler(struct scsi_cmnd *cmd) if (found_evt == NULL) { spin_unlock_irqrestore(hostdata->host->host_lock, flags); - sdev_printk(KERN_INFO, cmd->device, "aborted task tag 0x%lx completed\n", + sdev_printk(KERN_INFO, cmd->device, "aborted task tag 0x%llx completed\n", tsk_mgmt->task_tag); return SUCCESS; } - sdev_printk(KERN_INFO, cmd->device, "successfully aborted task tag 0x%lx\n", + sdev_printk(KERN_INFO, cmd->device, "successfully aborted task tag 0x%llx\n", tsk_mgmt->task_tag); cmd->result = (DID_ABORT << 16); @@ -1182,7 +1182,7 @@ static int ibmvscsi_eh_device_reset_handler(struct scsi_cmnd *cmd) return FAILED; } - sdev_printk(KERN_INFO, cmd->device, "resetting device. lun 0x%lx\n", + sdev_printk(KERN_INFO, cmd->device, "resetting device. lun 0x%llx\n", (((u64) lun) << 48)); wait_for_completion(&evt->comp); @@ -1203,7 +1203,7 @@ static int ibmvscsi_eh_device_reset_handler(struct scsi_cmnd *cmd) if (rsp_rc) { if (printk_ratelimit()) sdev_printk(KERN_WARNING, cmd->device, - "reset code %d for task tag 0x%lx\n", + "reset code %d for task tag 0x%llx\n", rsp_rc, tsk_mgmt->task_tag); return FAILED; } diff --git a/drivers/spi/xilinx_spi.c b/drivers/spi/xilinx_spi.c index 68d6f4988fb5..fe7e5f35e5d0 100644 --- a/drivers/spi/xilinx_spi.c +++ b/drivers/spi/xilinx_spi.c @@ -15,12 +15,15 @@ #include <linux/init.h> #include <linux/interrupt.h> #include <linux/platform_device.h> + +#include <linux/of_platform.h> +#include <linux/of_device.h> +#include <linux/of_spi.h> + #include <linux/spi/spi.h> #include <linux/spi/spi_bitbang.h> #include <linux/io.h> -#include <syslib/virtex_devices.h> - #define XILINX_SPI_NAME "xilinx_spi" /* Register definitions as per "OPB Serial Peripheral Interface (SPI) (v1.00e) @@ -144,23 +147,14 @@ static int xilinx_spi_setup_transfer(struct spi_device *spi, struct spi_transfer *t) { u8 bits_per_word; - u32 hz; - struct xilinx_spi *xspi = spi_master_get_devdata(spi->master); bits_per_word = (t) ? t->bits_per_word : spi->bits_per_word; - hz = (t) ? t->speed_hz : spi->max_speed_hz; if (bits_per_word != 8) { dev_err(&spi->dev, "%s, unsupported bits_per_word=%d\n", __func__, bits_per_word); return -EINVAL; } - if (hz && xspi->speed_hz > hz) { - dev_err(&spi->dev, "%s, unsupported clock rate %uHz\n", - __func__, hz); - return -EINVAL; - } - return 0; } @@ -304,32 +298,38 @@ static irqreturn_t xilinx_spi_irq(int irq, void *dev_id) return IRQ_HANDLED; } -static int __init xilinx_spi_probe(struct platform_device *dev) +static int __init xilinx_spi_of_probe(struct of_device *ofdev, + const struct of_device_id *match) { - int ret = 0; struct spi_master *master; struct xilinx_spi *xspi; - struct xspi_platform_data *pdata; - struct resource *r; + struct resource r_irq_struct; + struct resource r_mem_struct; + + struct resource *r_irq = &r_irq_struct; + struct resource *r_mem = &r_mem_struct; + int rc = 0; + const u32 *prop; + int len; /* Get resources(memory, IRQ) associated with the device */ - master = spi_alloc_master(&dev->dev, sizeof(struct xilinx_spi)); + master = spi_alloc_master(&ofdev->dev, sizeof(struct xilinx_spi)); if (master == NULL) { return -ENOMEM; } - platform_set_drvdata(dev, master); - pdata = dev->dev.platform_data; + dev_set_drvdata(&ofdev->dev, master); - if (pdata == NULL) { - ret = -ENODEV; + rc = of_address_to_resource(ofdev->node, 0, r_mem); + if (rc) { + dev_warn(&ofdev->dev, "invalid address\n"); goto put_master; } - r = platform_get_resource(dev, IORESOURCE_MEM, 0); - if (r == NULL) { - ret = -ENODEV; + rc = of_irq_to_resource(ofdev->node, 0, r_irq); + if (rc == NO_IRQ) { + dev_warn(&ofdev->dev, "no IRQ found\n"); goto put_master; } @@ -341,47 +341,57 @@ static int __init xilinx_spi_probe(struct platform_device *dev) xspi->bitbang.master->setup = xilinx_spi_setup; init_completion(&xspi->done); - if (!request_mem_region(r->start, - r->end - r->start + 1, XILINX_SPI_NAME)) { - ret = -ENXIO; + xspi->irq = r_irq->start; + + if (!request_mem_region(r_mem->start, + r_mem->end - r_mem->start + 1, XILINX_SPI_NAME)) { + rc = -ENXIO; + dev_warn(&ofdev->dev, "memory request failure\n"); goto put_master; } - xspi->regs = ioremap(r->start, r->end - r->start + 1); + xspi->regs = ioremap(r_mem->start, r_mem->end - r_mem->start + 1); if (xspi->regs == NULL) { - ret = -ENOMEM; + rc = -ENOMEM; + dev_warn(&ofdev->dev, "ioremap failure\n"); goto put_master; } + xspi->irq = r_irq->start; - ret = platform_get_irq(dev, 0); - if (ret < 0) { - ret = -ENXIO; - goto unmap_io; - } - xspi->irq = ret; + /* dynamic bus assignment */ + master->bus_num = -1; - master->bus_num = pdata->bus_num; - master->num_chipselect = pdata->num_chipselect; - xspi->speed_hz = pdata->speed_hz; + /* number of slave select bits is required */ + prop = of_get_property(ofdev->node, "xlnx,num-ss-bits", &len); + if (!prop || len < sizeof(*prop)) { + dev_warn(&ofdev->dev, "no 'xlnx,num-ss-bits' property\n"); + goto put_master; + } + master->num_chipselect = *prop; /* SPI controller initializations */ xspi_init_hw(xspi->regs); /* Register for SPI Interrupt */ - ret = request_irq(xspi->irq, xilinx_spi_irq, 0, XILINX_SPI_NAME, xspi); - if (ret != 0) + rc = request_irq(xspi->irq, xilinx_spi_irq, 0, XILINX_SPI_NAME, xspi); + if (rc != 0) { + dev_warn(&ofdev->dev, "irq request failure: %d\n", xspi->irq); goto unmap_io; + } - ret = spi_bitbang_start(&xspi->bitbang); - if (ret != 0) { - dev_err(&dev->dev, "spi_bitbang_start FAILED\n"); + rc = spi_bitbang_start(&xspi->bitbang); + if (rc != 0) { + dev_err(&ofdev->dev, "spi_bitbang_start FAILED\n"); goto free_irq; } - dev_info(&dev->dev, "at 0x%08X mapped to 0x%08X, irq=%d\n", - r->start, (u32)xspi->regs, xspi->irq); + dev_info(&ofdev->dev, "at 0x%08X mapped to 0x%08X, irq=%d\n", + (unsigned int)r_mem->start, (u32)xspi->regs, xspi->irq); - return ret; + /* Add any subnodes on the SPI bus */ + of_register_spi_devices(master, ofdev->node); + + return rc; free_irq: free_irq(xspi->irq, xspi); @@ -389,21 +399,21 @@ unmap_io: iounmap(xspi->regs); put_master: spi_master_put(master); - return ret; + return rc; } -static int __devexit xilinx_spi_remove(struct platform_device *dev) +static int __devexit xilinx_spi_remove(struct of_device *ofdev) { struct xilinx_spi *xspi; struct spi_master *master; - master = platform_get_drvdata(dev); + master = platform_get_drvdata(ofdev); xspi = spi_master_get_devdata(master); spi_bitbang_stop(&xspi->bitbang); free_irq(xspi->irq, xspi); iounmap(xspi->regs); - platform_set_drvdata(dev, 0); + dev_set_drvdata(&ofdev->dev, 0); spi_master_put(xspi->bitbang.master); return 0; @@ -412,27 +422,42 @@ static int __devexit xilinx_spi_remove(struct platform_device *dev) /* work with hotplug and coldplug */ MODULE_ALIAS("platform:" XILINX_SPI_NAME); -static struct platform_driver xilinx_spi_driver = { - .probe = xilinx_spi_probe, - .remove = __devexit_p(xilinx_spi_remove), +static int __exit xilinx_spi_of_remove(struct of_device *op) +{ + return xilinx_spi_remove(op); +} + +static struct of_device_id xilinx_spi_of_match[] = { + { .compatible = "xlnx,xps-spi-2.00.a", }, + { .compatible = "xlnx,xps-spi-2.00.b", }, + {} +}; + +MODULE_DEVICE_TABLE(of, xilinx_spi_of_match); + +static struct of_platform_driver xilinx_spi_of_driver = { + .owner = THIS_MODULE, + .name = "xilinx-xps-spi", + .match_table = xilinx_spi_of_match, + .probe = xilinx_spi_of_probe, + .remove = __exit_p(xilinx_spi_of_remove), .driver = { - .name = XILINX_SPI_NAME, + .name = "xilinx-xps-spi", .owner = THIS_MODULE, }, }; static int __init xilinx_spi_init(void) { - return platform_driver_register(&xilinx_spi_driver); + return of_register_platform_driver(&xilinx_spi_of_driver); } module_init(xilinx_spi_init); static void __exit xilinx_spi_exit(void) { - platform_driver_unregister(&xilinx_spi_driver); + of_unregister_platform_driver(&xilinx_spi_of_driver); } module_exit(xilinx_spi_exit); - MODULE_AUTHOR("MontaVista Software, Inc. <source@mvista.com>"); MODULE_DESCRIPTION("Xilinx SPI driver"); MODULE_LICENSE("GPL"); |