aboutsummaryrefslogtreecommitdiff
path: root/drivers
diff options
context:
space:
mode:
Diffstat (limited to 'drivers')
-rw-r--r--drivers/block/xsysace.c1
-rw-r--r--drivers/char/bsr.c2
-rw-r--r--drivers/char/hvc_console.c14
-rw-r--r--drivers/char/hvc_irq.c2
-rw-r--r--drivers/i2c/chips/Kconfig11
-rw-r--r--drivers/i2c/chips/Makefile1
-rw-r--r--drivers/i2c/chips/mcu_mpc8349emitx.c209
-rw-r--r--drivers/net/ehea/ehea_main.c8
-rw-r--r--drivers/net/ehea/ehea_qmr.c18
-rw-r--r--drivers/net/ibmveth.c16
-rw-r--r--drivers/net/iseries_veth.c2
-rw-r--r--drivers/net/pasemi_mac.c6
-rw-r--r--drivers/of/of_i2c.c19
-rw-r--r--drivers/pcmcia/electra_cf.c2
-rw-r--r--drivers/scsi/ibmvscsi/ibmvscsi.c12
-rw-r--r--drivers/spi/xilinx_spi.c137
16 files changed, 143 insertions, 317 deletions
diff --git a/drivers/block/xsysace.c b/drivers/block/xsysace.c
index 29e1dfafb7c..381d686fc1a 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 977dfb1096a..f6094ae0ef3 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 5a8a4c28c86..09676b4e5d8 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 d09e5688d44..2623e177e8d 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 59c3d23f5bd..b9bef04b7be 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 83accaaf816..00fcb5193ac 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 82a9bcb858b..00000000000
--- 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 e3131ea629c..dfe92264e82 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 225c692b5d9..49d766ebbcf 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 ca3bb9f7321..dfa6348ac1d 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 c7457f97259..cb793c2bade 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 5b7a574ce57..d0349e7d73e 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 e1b0ad6e918..fa65a2b2ae2 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 a34284b1482..d187ba4c5e0 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 5c541f7850f..74d07d137da 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 68d6f4988fb..fe7e5f35e5d 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");
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-12 01:41:34 +0000