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authorLinus Torvalds <torvalds@g5.osdl.org>2006-02-07 16:29:27 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-02-07 16:29:27 -0800
commitb4669d66fb1488fd9cebe0b8da447cfeb86109ba (patch)
tree2beaba0e7d8acac9703667aff5f9bc9f4d4357d6 /drivers/i2c
parentb43d4ddaec2b33fd6eaf0bed970c86ab08a52aaf (diff)
parentc5e3fbf22ccba0879b174fab7ec0e322b1266c2c (diff)
Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/i2c-2.6
Diffstat (limited to 'drivers/i2c')
-rw-r--r--drivers/i2c/algos/i2c-algo-sibyte.c2
-rw-r--r--drivers/i2c/busses/Kconfig1
-rw-r--r--drivers/i2c/busses/i2c-i801.c2
-rw-r--r--drivers/i2c/busses/i2c-parport-light.c9
-rw-r--r--drivers/i2c/busses/i2c-parport.c7
-rw-r--r--drivers/i2c/busses/i2c-pxa.c2
-rw-r--r--drivers/i2c/i2c-core.c15
7 files changed, 25 insertions, 13 deletions
diff --git a/drivers/i2c/algos/i2c-algo-sibyte.c b/drivers/i2c/algos/i2c-algo-sibyte.c
index 938848ae162d..3df3f09995c2 100644
--- a/drivers/i2c/algos/i2c-algo-sibyte.c
+++ b/drivers/i2c/algos/i2c-algo-sibyte.c
@@ -202,7 +202,7 @@ EXPORT_SYMBOL(i2c_sibyte_del_bus);
#ifdef MODULE
MODULE_AUTHOR("Kip Walker, Broadcom Corp.");
MODULE_DESCRIPTION("SiByte I2C-Bus algorithm");
-MODULE_PARM(bit_scan, "i");
+module_param(bit_scan, int, 0);
MODULE_PARM_DESC(bit_scan, "Scan for active chips on the bus");
MODULE_LICENSE("GPL");
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 08d5b8fed2dc..ff92735c7c85 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -124,6 +124,7 @@ config I2C_I801
ICH6
ICH7
ESB2
+ ICH8
This driver can also be built as a module. If so, the module
will be called i2c-i801.
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index 1c752ddc10e2..8e0f3158215f 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -32,6 +32,7 @@
ICH6 266A
ICH7 27DA
ESB2 269B
+ ICH8 283E
This driver supports several versions of Intel's I/O Controller Hubs (ICH).
For SMBus support, they are similar to the PIIX4 and are part
of Intel's '810' and other chipsets.
@@ -527,6 +528,7 @@ static struct pci_device_id i801_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH6_16) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH7_17) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ESB2_17) },
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH8_5) },
{ 0, }
};
diff --git a/drivers/i2c/busses/i2c-parport-light.c b/drivers/i2c/busses/i2c-parport-light.c
index 3e5eba9fcacb..c63025a4c861 100644
--- a/drivers/i2c/busses/i2c-parport-light.c
+++ b/drivers/i2c/busses/i2c-parport-light.c
@@ -121,14 +121,11 @@ static struct i2c_adapter parport_adapter = {
static int __init i2c_parport_init(void)
{
- int type_count;
-
- type_count = sizeof(adapter_parm)/sizeof(struct adapter_parm);
- if (type < 0 || type >= type_count) {
+ if (type < 0 || type >= ARRAY_SIZE(adapter_parm)) {
printk(KERN_WARNING "i2c-parport: invalid type (%d)\n", type);
type = 0;
}
-
+
if (base == 0) {
printk(KERN_INFO "i2c-parport: using default base 0x%x\n", DEFAULT_BASE);
base = DEFAULT_BASE;
@@ -152,7 +149,7 @@ static int __init i2c_parport_init(void)
release_region(base, 3);
return -ENODEV;
}
-
+
return 0;
}
diff --git a/drivers/i2c/busses/i2c-parport.c b/drivers/i2c/busses/i2c-parport.c
index 2854d858fc9b..7e2e8cd1c14a 100644
--- a/drivers/i2c/busses/i2c-parport.c
+++ b/drivers/i2c/busses/i2c-parport.c
@@ -241,14 +241,11 @@ static struct parport_driver i2c_parport_driver = {
static int __init i2c_parport_init(void)
{
- int type_count;
-
- type_count = sizeof(adapter_parm)/sizeof(struct adapter_parm);
- if (type < 0 || type >= type_count) {
+ if (type < 0 || type >= ARRAY_SIZE(adapter_parm)) {
printk(KERN_WARNING "i2c-parport: invalid type (%d)\n", type);
type = 0;
}
-
+
return parport_register_driver(&i2c_parport_driver);
}
diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c
index 86e2234faf80..7579f4b256a8 100644
--- a/drivers/i2c/busses/i2c-pxa.c
+++ b/drivers/i2c/busses/i2c-pxa.c
@@ -861,7 +861,7 @@ static irqreturn_t i2c_pxa_handler(int this_irq, void *dev_id, struct pt_regs *r
decode_ISR(isr);
}
- if (i2c->irqlogidx < sizeof(i2c->isrlog)/sizeof(u32))
+ if (i2c->irqlogidx < ARRAY_SIZE(i2c->isrlog))
i2c->isrlog[i2c->irqlogidx++] = isr;
show_state(i2c);
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 0ce58b506046..1a2c9ab5d9e3 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -946,6 +946,20 @@ s32 i2c_smbus_read_i2c_block_data(struct i2c_client *client, u8 command, u8 *val
}
}
+s32 i2c_smbus_write_i2c_block_data(struct i2c_client *client, u8 command,
+ u8 length, u8 *values)
+{
+ union i2c_smbus_data data;
+
+ if (length > I2C_SMBUS_BLOCK_MAX)
+ length = I2C_SMBUS_BLOCK_MAX;
+ data.block[0] = length;
+ memcpy(data.block + 1, values, length);
+ return i2c_smbus_xfer(client->adapter, client->addr, client->flags,
+ I2C_SMBUS_WRITE, command,
+ I2C_SMBUS_I2C_BLOCK_DATA, &data);
+}
+
/* Simulate a SMBus command using the i2c protocol
No checking of parameters is done! */
static s32 i2c_smbus_xfer_emulated(struct i2c_adapter * adapter, u16 addr,
@@ -1150,6 +1164,7 @@ EXPORT_SYMBOL(i2c_smbus_read_word_data);
EXPORT_SYMBOL(i2c_smbus_write_word_data);
EXPORT_SYMBOL(i2c_smbus_write_block_data);
EXPORT_SYMBOL(i2c_smbus_read_i2c_block_data);
+EXPORT_SYMBOL(i2c_smbus_write_i2c_block_data);
MODULE_AUTHOR("Simon G. Vogl <simon@tk.uni-linz.ac.at>");
MODULE_DESCRIPTION("I2C-Bus main module");