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-rw-r--r--MAINTAINERS4
-rw-r--r--drivers/i2c/busses/i2c-ali1535.c38
-rw-r--r--drivers/i2c/busses/i2c-ali1563.c2
-rw-r--r--drivers/i2c/busses/i2c-ali15x3.c2
-rw-r--r--drivers/i2c/busses/i2c-amd756.c2
-rw-r--r--drivers/i2c/busses/i2c-amd8111.c2
-rw-r--r--drivers/i2c/busses/i2c-at91.c17
-rw-r--r--drivers/i2c/busses/i2c-au1550.c13
-rw-r--r--drivers/i2c/busses/i2c-cpm.c13
-rw-r--r--drivers/i2c/busses/i2c-designware-pcidrv.c2
-rw-r--r--drivers/i2c/busses/i2c-eg20t.c2
-rw-r--r--drivers/i2c/busses/i2c-highlander.c13
-rw-r--r--drivers/i2c/busses/i2c-hydra.c2
-rw-r--r--drivers/i2c/busses/i2c-i801.c2
-rw-r--r--drivers/i2c/busses/i2c-ibm_iic.c13
-rw-r--r--drivers/i2c/busses/i2c-intel-mid.c2
-rw-r--r--drivers/i2c/busses/i2c-iop3xx.c16
-rw-r--r--drivers/i2c/busses/i2c-isch.c13
-rw-r--r--drivers/i2c/busses/i2c-ixp2000.c13
-rw-r--r--drivers/i2c/busses/i2c-mpc.c13
-rw-r--r--drivers/i2c/busses/i2c-mv64xxx.c15
-rw-r--r--drivers/i2c/busses/i2c-nforce2.c4
-rw-r--r--drivers/i2c/busses/i2c-ocores.c17
-rw-r--r--drivers/i2c/busses/i2c-octeon.c16
-rw-r--r--drivers/i2c/busses/i2c-pasemi.c2
-rw-r--r--drivers/i2c/busses/i2c-pca-platform.c14
-rw-r--r--drivers/i2c/busses/i2c-piix4.c2
-rw-r--r--drivers/i2c/busses/i2c-pmcmsp.c17
-rw-r--r--drivers/i2c/busses/i2c-powermac.c19
-rw-r--r--drivers/i2c/busses/i2c-pxa-pci.c2
-rw-r--r--drivers/i2c/busses/i2c-sh7760.c13
-rw-r--r--drivers/i2c/busses/i2c-simtec.c18
-rw-r--r--drivers/i2c/busses/i2c-sis5595.c6
-rw-r--r--drivers/i2c/busses/i2c-sis630.c8
-rw-r--r--drivers/i2c/busses/i2c-sis96x.c2
-rw-r--r--drivers/i2c/busses/i2c-via.c2
-rw-r--r--drivers/i2c/busses/i2c-viapro.c9
-rw-r--r--drivers/i2c/busses/i2c-xiic.c18
-rw-r--r--drivers/i2c/busses/scx200_acb.c2
-rw-r--r--drivers/i2c/i2c-dev.c13
-rw-r--r--drivers/i2c/muxes/gpio-i2cmux.c13
41 files changed, 92 insertions, 304 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index 1094edf0da17..7559c1ca56ba 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3193,6 +3193,7 @@ F: drivers/i2c/busses/i2c-stub.c
I2C SUBSYSTEM
M: "Jean Delvare (PC drivers, core)" <khali@linux-fr.org>
M: "Ben Dooks (embedded platforms)" <ben-linux@fluff.org>
+M: "Wolfram Sang (embedded platforms)" <w.sang@pengutronix.de>
L: linux-i2c@vger.kernel.org
W: http://i2c.wiki.kernel.org/
T: quilt kernel.org/pub/linux/kernel/people/jdelvare/linux-2.6/jdelvare-i2c/
@@ -4683,6 +4684,8 @@ Q: http://patchwork.kernel.org/project/linux-omap/list/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap.git
S: Maintained
F: arch/arm/*omap*/
+F: drivers/i2c/busses/i2c-omap.c
+F: include/linux/i2c-omap.h
OMAP CLOCK FRAMEWORK SUPPORT
M: Paul Walmsley <paul@pwsan.com>
@@ -5956,6 +5959,7 @@ L: davinci-linux-open-source@linux.davincidsp.com (subscribers-only)
Q: http://patchwork.kernel.org/project/linux-davinci/list/
S: Supported
F: arch/arm/mach-davinci
+F: drivers/i2c/busses/i2c-davinci.c
SIS 190 ETHERNET DRIVER
M: Francois Romieu <romieu@fr.zoreil.com>
diff --git a/drivers/i2c/busses/i2c-ali1535.c b/drivers/i2c/busses/i2c-ali1535.c
index b6807db7b36f..e66d248fc126 100644
--- a/drivers/i2c/busses/i2c-ali1535.c
+++ b/drivers/i2c/busses/i2c-ali1535.c
@@ -132,7 +132,8 @@
#define ALI1535_SMBIO_EN 0x04 /* SMB I/O Space enable */
static struct pci_driver ali1535_driver;
-static unsigned short ali1535_smba;
+static unsigned long ali1535_smba;
+static unsigned short ali1535_offset;
/* Detect whether a ALI1535 can be found, and initialize it, where necessary.
Note the differences between kernels with the old PCI BIOS interface and
@@ -140,7 +141,7 @@ static unsigned short ali1535_smba;
defined to make the transition easier. */
static int __devinit ali1535_setup(struct pci_dev *dev)
{
- int retval = -ENODEV;
+ int retval;
unsigned char temp;
/* Check the following things:
@@ -149,15 +150,28 @@ static int __devinit ali1535_setup(struct pci_dev *dev)
- We can use the addresses
*/
+ retval = pci_enable_device(dev);
+ if (retval) {
+ dev_err(&dev->dev, "ALI1535_smb can't enable device\n");
+ goto exit;
+ }
+
/* Determine the address of the SMBus area */
- pci_read_config_word(dev, SMBBA, &ali1535_smba);
- ali1535_smba &= (0xffff & ~(ALI1535_SMB_IOSIZE - 1));
- if (ali1535_smba == 0) {
+ pci_read_config_word(dev, SMBBA, &ali1535_offset);
+ dev_dbg(&dev->dev, "ALI1535_smb is at offset 0x%04x\n", ali1535_offset);
+ ali1535_offset &= (0xffff & ~(ALI1535_SMB_IOSIZE - 1));
+ if (ali1535_offset == 0) {
dev_warn(&dev->dev,
"ALI1535_smb region uninitialized - upgrade BIOS?\n");
+ retval = -ENODEV;
goto exit;
}
+ if (pci_resource_flags(dev, 0) & IORESOURCE_IO)
+ ali1535_smba = pci_resource_start(dev, 0) + ali1535_offset;
+ else
+ ali1535_smba = ali1535_offset;
+
retval = acpi_check_region(ali1535_smba, ALI1535_SMB_IOSIZE,
ali1535_driver.name);
if (retval)
@@ -165,8 +179,9 @@ static int __devinit ali1535_setup(struct pci_dev *dev)
if (!request_region(ali1535_smba, ALI1535_SMB_IOSIZE,
ali1535_driver.name)) {
- dev_err(&dev->dev, "ALI1535_smb region 0x%x already in use!\n",
+ dev_err(&dev->dev, "ALI1535_smb region 0x%lx already in use!\n",
ali1535_smba);
+ retval = -EBUSY;
goto exit;
}
@@ -174,6 +189,7 @@ static int __devinit ali1535_setup(struct pci_dev *dev)
pci_read_config_byte(dev, SMBCFG, &temp);
if ((temp & ALI1535_SMBIO_EN) == 0) {
dev_err(&dev->dev, "SMB device not enabled - upgrade BIOS?\n");
+ retval = -ENODEV;
goto exit_free;
}
@@ -181,6 +197,7 @@ static int __devinit ali1535_setup(struct pci_dev *dev)
pci_read_config_byte(dev, SMBHSTCFG, &temp);
if ((temp & 1) == 0) {
dev_err(&dev->dev, "SMBus controller not enabled - upgrade BIOS?\n");
+ retval = -ENODEV;
goto exit_free;
}
@@ -196,14 +213,13 @@ static int __devinit ali1535_setup(struct pci_dev *dev)
*/
pci_read_config_byte(dev, SMBREV, &temp);
dev_dbg(&dev->dev, "SMBREV = 0x%X\n", temp);
- dev_dbg(&dev->dev, "ALI1535_smba = 0x%X\n", ali1535_smba);
+ dev_dbg(&dev->dev, "ALI1535_smba = 0x%lx\n", ali1535_smba);
- retval = 0;
-exit:
- return retval;
+ return 0;
exit_free:
release_region(ali1535_smba, ALI1535_SMB_IOSIZE);
+exit:
return retval;
}
@@ -498,7 +514,7 @@ static int __devinit ali1535_probe(struct pci_dev *dev, const struct pci_device_
ali1535_adapter.dev.parent = &dev->dev;
snprintf(ali1535_adapter.name, sizeof(ali1535_adapter.name),
- "SMBus ALI1535 adapter at %04x", ali1535_smba);
+ "SMBus ALI1535 adapter at %04x", ali1535_offset);
return i2c_add_adapter(&ali1535_adapter);
}
diff --git a/drivers/i2c/busses/i2c-ali1563.c b/drivers/i2c/busses/i2c-ali1563.c
index a409cfcf0629..47ae0091e027 100644
--- a/drivers/i2c/busses/i2c-ali1563.c
+++ b/drivers/i2c/busses/i2c-ali1563.c
@@ -417,7 +417,7 @@ static void __devexit ali1563_remove(struct pci_dev * dev)
ali1563_shutdown(dev);
}
-static const struct pci_device_id ali1563_id_table[] __devinitconst = {
+static DEFINE_PCI_DEVICE_TABLE(ali1563_id_table) = {
{ PCI_DEVICE(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1563) },
{},
};
diff --git a/drivers/i2c/busses/i2c-ali15x3.c b/drivers/i2c/busses/i2c-ali15x3.c
index 83e8a60cdc86..087ea9caa74d 100644
--- a/drivers/i2c/busses/i2c-ali15x3.c
+++ b/drivers/i2c/busses/i2c-ali15x3.c
@@ -477,7 +477,7 @@ static struct i2c_adapter ali15x3_adapter = {
.algo = &smbus_algorithm,
};
-static const struct pci_device_id ali15x3_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(ali15x3_ids) = {
{ PCI_DEVICE(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M7101) },
{ 0, }
};
diff --git a/drivers/i2c/busses/i2c-amd756.c b/drivers/i2c/busses/i2c-amd756.c
index 03bcd07c4697..eb778bf15c18 100644
--- a/drivers/i2c/busses/i2c-amd756.c
+++ b/drivers/i2c/busses/i2c-amd756.c
@@ -308,7 +308,7 @@ static const char* chipname[] = {
"nVidia nForce", "AMD8111",
};
-static const struct pci_device_id amd756_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(amd756_ids) = {
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_VIPER_740B),
.driver_data = AMD756 },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_VIPER_7413),
diff --git a/drivers/i2c/busses/i2c-amd8111.c b/drivers/i2c/busses/i2c-amd8111.c
index 6b6a6b1d7025..e5ac53b99b04 100644
--- a/drivers/i2c/busses/i2c-amd8111.c
+++ b/drivers/i2c/busses/i2c-amd8111.c
@@ -415,7 +415,7 @@ static const struct i2c_algorithm smbus_algorithm = {
};
-static const struct pci_device_id amd8111_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(amd8111_ids) = {
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8111_SMBUS2) },
{ 0, }
};
diff --git a/drivers/i2c/busses/i2c-at91.c b/drivers/i2c/busses/i2c-at91.c
index 305c07504f7e..1679deef9c89 100644
--- a/drivers/i2c/busses/i2c-at91.c
+++ b/drivers/i2c/busses/i2c-at91.c
@@ -295,9 +295,6 @@ static int at91_i2c_resume(struct platform_device *pdev)
#define at91_i2c_resume NULL
#endif
-/* work with "modprobe at91_i2c" from hotplugging or coldplugging */
-MODULE_ALIAS("platform:at91_i2c");
-
static struct platform_driver at91_i2c_driver = {
.probe = at91_i2c_probe,
.remove = __devexit_p(at91_i2c_remove),
@@ -309,19 +306,9 @@ static struct platform_driver at91_i2c_driver = {
},
};
-static int __init at91_i2c_init(void)
-{
- return platform_driver_register(&at91_i2c_driver);
-}
-
-static void __exit at91_i2c_exit(void)
-{
- platform_driver_unregister(&at91_i2c_driver);
-}
-
-module_init(at91_i2c_init);
-module_exit(at91_i2c_exit);
+module_platform_driver(at91_i2c_driver);
MODULE_AUTHOR("Rick Bronson");
MODULE_DESCRIPTION("I2C (TWI) driver for Atmel AT91");
MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:at91_i2c");
diff --git a/drivers/i2c/busses/i2c-au1550.c b/drivers/i2c/busses/i2c-au1550.c
index f314d7f433d3..582d616db346 100644
--- a/drivers/i2c/busses/i2c-au1550.c
+++ b/drivers/i2c/busses/i2c-au1550.c
@@ -426,20 +426,9 @@ static struct platform_driver au1xpsc_smbus_driver = {
.remove = __devexit_p(i2c_au1550_remove),
};
-static int __init i2c_au1550_init(void)
-{
- return platform_driver_register(&au1xpsc_smbus_driver);
-}
-
-static void __exit i2c_au1550_exit(void)
-{
- platform_driver_unregister(&au1xpsc_smbus_driver);
-}
+module_platform_driver(au1xpsc_smbus_driver);
MODULE_AUTHOR("Dan Malek, Embedded Edge, LLC.");
MODULE_DESCRIPTION("SMBus adapter Alchemy pb1550");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:au1xpsc_smbus");
-
-module_init (i2c_au1550_init);
-module_exit (i2c_au1550_exit);
diff --git a/drivers/i2c/busses/i2c-cpm.c b/drivers/i2c/busses/i2c-cpm.c
index b1d9cd28d8da..c1e1096ba069 100644
--- a/drivers/i2c/busses/i2c-cpm.c
+++ b/drivers/i2c/busses/i2c-cpm.c
@@ -724,18 +724,7 @@ static struct platform_driver cpm_i2c_driver = {
},
};
-static int __init cpm_i2c_init(void)
-{
- return platform_driver_register(&cpm_i2c_driver);
-}
-
-static void __exit cpm_i2c_exit(void)
-{
- platform_driver_unregister(&cpm_i2c_driver);
-}
-
-module_init(cpm_i2c_init);
-module_exit(cpm_i2c_exit);
+module_platform_driver(cpm_i2c_driver);
MODULE_AUTHOR("Jochen Friedrich <jochen@scram.de>");
MODULE_DESCRIPTION("I2C-Bus adapter routines for CPM boards");
diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c b/drivers/i2c/busses/i2c-designware-pcidrv.c
index 9e89e7313d62..37f42113af31 100644
--- a/drivers/i2c/busses/i2c-designware-pcidrv.c
+++ b/drivers/i2c/busses/i2c-designware-pcidrv.c
@@ -349,7 +349,7 @@ static void __devexit i2c_dw_pci_remove(struct pci_dev *pdev)
/* work with hotplug and coldplug */
MODULE_ALIAS("i2c_designware-pci");
-DEFINE_PCI_DEVICE_TABLE(i2_designware_pci_ids) = {
+static DEFINE_PCI_DEVICE_TABLE(i2_designware_pci_ids) = {
/* Moorestown */
{ PCI_VDEVICE(INTEL, 0x0802), moorestown_0 },
{ PCI_VDEVICE(INTEL, 0x0803), moorestown_1 },
diff --git a/drivers/i2c/busses/i2c-eg20t.c b/drivers/i2c/busses/i2c-eg20t.c
index 18936ac9d51c..3ef3557b6e32 100644
--- a/drivers/i2c/busses/i2c-eg20t.c
+++ b/drivers/i2c/busses/i2c-eg20t.c
@@ -185,7 +185,7 @@ static DEFINE_MUTEX(pch_mutex);
#define PCI_DEVICE_ID_ML7213_I2C 0x802D
#define PCI_DEVICE_ID_ML7223_I2C 0x8010
-static struct pci_device_id __devinitdata pch_pcidev_id[] = {
+static DEFINE_PCI_DEVICE_TABLE(pch_pcidev_id) = {
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_PCH_I2C), 1, },
{ PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7213_I2C), 2, },
{ PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7223_I2C), 1, },
diff --git a/drivers/i2c/busses/i2c-highlander.c b/drivers/i2c/busses/i2c-highlander.c
index 63bb1cc2a042..2294dea6b145 100644
--- a/drivers/i2c/busses/i2c-highlander.c
+++ b/drivers/i2c/busses/i2c-highlander.c
@@ -468,18 +468,7 @@ static struct platform_driver highlander_i2c_driver = {
.remove = __devexit_p(highlander_i2c_remove),
};
-static int __init highlander_i2c_init(void)
-{
- return platform_driver_register(&highlander_i2c_driver);
-}
-
-static void __exit highlander_i2c_exit(void)
-{
- platform_driver_unregister(&highlander_i2c_driver);
-}
-
-module_init(highlander_i2c_init);
-module_exit(highlander_i2c_exit);
+module_platform_driver(highlander_i2c_driver);
MODULE_AUTHOR("Paul Mundt");
MODULE_DESCRIPTION("Renesas Highlander FPGA I2C/SMBus adapter");
diff --git a/drivers/i2c/busses/i2c-hydra.c b/drivers/i2c/busses/i2c-hydra.c
index 9ff1695d8458..c527de17db4f 100644
--- a/drivers/i2c/busses/i2c-hydra.c
+++ b/drivers/i2c/busses/i2c-hydra.c
@@ -105,7 +105,7 @@ static struct i2c_adapter hydra_adap = {
.algo_data = &hydra_bit_data,
};
-static const struct pci_device_id hydra_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(hydra_ids) = {
{ PCI_DEVICE(PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_HYDRA) },
{ 0, }
};
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index ab26840d0c70..5d2e2816831f 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -609,7 +609,7 @@ static const struct i2c_algorithm smbus_algorithm = {
.functionality = i801_func,
};
-static const struct pci_device_id i801_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(i801_ids) = {
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AA_3) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AB_3) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_2) },
diff --git a/drivers/i2c/busses/i2c-ibm_iic.c b/drivers/i2c/busses/i2c-ibm_iic.c
index 3c110fbc409b..dacc5457a1be 100644
--- a/drivers/i2c/busses/i2c-ibm_iic.c
+++ b/drivers/i2c/busses/i2c-ibm_iic.c
@@ -815,15 +815,4 @@ static struct platform_driver ibm_iic_driver = {
.remove = __devexit_p(iic_remove),
};
-static int __init iic_init(void)
-{
- return platform_driver_register(&ibm_iic_driver);
-}
-
-static void __exit iic_exit(void)
-{
- platform_driver_unregister(&ibm_iic_driver);
-}
-
-module_init(iic_init);
-module_exit(iic_exit);
+module_platform_driver(ibm_iic_driver);
diff --git a/drivers/i2c/busses/i2c-intel-mid.c b/drivers/i2c/busses/i2c-intel-mid.c
index e828ac85cfa7..365bad5b890b 100644
--- a/drivers/i2c/busses/i2c-intel-mid.c
+++ b/drivers/i2c/busses/i2c-intel-mid.c
@@ -1093,7 +1093,7 @@ static void __devexit intel_mid_i2c_remove(struct pci_dev *dev)
pci_release_region(dev, 0);
}
-static struct pci_device_id intel_mid_i2c_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(intel_mid_i2c_ids) = {
/* Moorestown */
{ PCI_VDEVICE(INTEL, 0x0802), 0 },
{ PCI_VDEVICE(INTEL, 0x0803), 1 },
diff --git a/drivers/i2c/busses/i2c-iop3xx.c b/drivers/i2c/busses/i2c-iop3xx.c
index f09c9319a2ba..93f147a96b62 100644
--- a/drivers/i2c/busses/i2c-iop3xx.c
+++ b/drivers/i2c/busses/i2c-iop3xx.c
@@ -523,21 +523,7 @@ static struct platform_driver iop3xx_i2c_driver = {
},
};
-static int __init
-i2c_iop3xx_init (void)
-{
- return platform_driver_register(&iop3xx_i2c_driver);
-}
-
-static void __exit
-i2c_iop3xx_exit (void)
-{
- platform_driver_unregister(&iop3xx_i2c_driver);
- return;
-}
-
-module_init (i2c_iop3xx_init);
-module_exit (i2c_iop3xx_exit);
+module_platform_driver(iop3xx_i2c_driver);
MODULE_AUTHOR("D-TACQ Solutions Ltd <www.d-tacq.com>");
MODULE_DESCRIPTION("IOP3xx iic algorithm and driver");
diff --git a/drivers/i2c/busses/i2c-isch.c b/drivers/i2c/busses/i2c-isch.c
index 0682f8f277b0..6561d275b8cf 100644
--- a/drivers/i2c/busses/i2c-isch.c
+++ b/drivers/i2c/busses/i2c-isch.c
@@ -306,20 +306,9 @@ static struct platform_driver smbus_sch_driver = {
.remove = __devexit_p(smbus_sch_remove),
};
-static int __init i2c_sch_init(void)
-{
- return platform_driver_register(&smbus_sch_driver);
-}
-
-static void __exit i2c_sch_exit(void)
-{
- platform_driver_unregister(&smbus_sch_driver);
-}
+module_platform_driver(smbus_sch_driver);
MODULE_AUTHOR("Jacob Pan <jacob.jun.pan@intel.com>");
MODULE_DESCRIPTION("Intel SCH SMBus driver");
MODULE_LICENSE("GPL");
-
-module_init(i2c_sch_init);
-module_exit(i2c_sch_exit);
MODULE_ALIAS("platform:isch_smbus");
diff --git a/drivers/i2c/busses/i2c-ixp2000.c b/drivers/i2c/busses/i2c-ixp2000.c
index c01e9519f6c1..5d263f9014d6 100644
--- a/drivers/i2c/busses/i2c-ixp2000.c
+++ b/drivers/i2c/busses/i2c-ixp2000.c
@@ -148,18 +148,7 @@ static struct platform_driver ixp2000_i2c_driver = {
},
};
-static int __init ixp2000_i2c_init(void)
-{
- return platform_driver_register(&ixp2000_i2c_driver);
-}
-
-static void __exit ixp2000_i2c_exit(void)
-{
- platform_driver_unregister(&ixp2000_i2c_driver);
-}
-
-module_init(ixp2000_i2c_init);
-module_exit(ixp2000_i2c_exit);
+module_platform_driver(ixp2000_i2c_driver);
MODULE_AUTHOR ("Deepak Saxena <dsaxena@plexity.net>");
MODULE_DESCRIPTION("IXP2000 GPIO-based I2C bus driver");
diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c
index 107397a606b4..a8ebb84e23f9 100644
--- a/drivers/i2c/busses/i2c-mpc.c
+++ b/drivers/i2c/busses/i2c-mpc.c
@@ -715,18 +715,7 @@ static struct platform_driver mpc_i2c_driver = {
},
};
-static int __init fsl_i2c_init(void)
-{
- return platform_driver_register(&mpc_i2c_driver);
-}
-
-static void __exit fsl_i2c_exit(void)
-{
- platform_driver_unregister(&mpc_i2c_driver);
-}
-
-module_init(fsl_i2c_init);
-module_exit(fsl_i2c_exit);
+module_platform_driver(mpc_i2c_driver);
MODULE_AUTHOR("Adrian Cox <adrian@humboldt.co.uk>");
MODULE_DESCRIPTION("I2C-Bus adapter for MPC107 bridge and "
diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c
index a9941c65f226..4f44a33017b0 100644
--- a/drivers/i2c/busses/i2c-mv64xxx.c
+++ b/drivers/i2c/busses/i2c-mv64xxx.c
@@ -611,20 +611,7 @@ static struct platform_driver mv64xxx_i2c_driver = {
},
};
-static int __init
-mv64xxx_i2c_init(void)
-{
- return platform_driver_register(&mv64xxx_i2c_driver);
-}
-
-static void __exit
-mv64xxx_i2c_exit(void)
-{
- platform_driver_unregister(&mv64xxx_i2c_driver);
-}
-
-module_init(mv64xxx_i2c_init);
-module_exit(mv64xxx_i2c_exit);
+module_platform_driver(mv64xxx_i2c_driver);
MODULE_AUTHOR("Mark A. Greer <mgreer@mvista.com>");
MODULE_DESCRIPTION("Marvell mv64xxx host bridge i2c ctlr driver");
diff --git a/drivers/i2c/busses/i2c-nforce2.c b/drivers/i2c/busses/i2c-nforce2.c
index ff1e127dfea8..43a96a123920 100644
--- a/drivers/i2c/busses/i2c-nforce2.c
+++ b/drivers/i2c/busses/i2c-nforce2.c
@@ -309,7 +309,7 @@ static struct i2c_algorithm smbus_algorithm = {
};
-static const struct pci_device_id nforce2_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(nforce2_ids) = {
{ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE2_SMBUS) },
{ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE2S_SMBUS) },
{ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE3_SMBUS) },
@@ -356,7 +356,7 @@ static int __devinit nforce2_probe_smb (struct pci_dev *dev, int bar,
error = acpi_check_region(smbus->base, smbus->size,
nforce2_driver.name);
if (error)
- return -1;
+ return error;
if (!request_region(smbus->base, smbus->size, nforce2_driver.name)) {
dev_err(&smbus->adapter.dev, "Error requesting region %02x .. %02X for %s\n",
diff --git a/drivers/i2c/busses/i2c-ocores.c b/drivers/i2c/busses/i2c-ocores.c
index 1b46a9d9f907..18068dee48f1 100644
--- a/drivers/i2c/busses/i2c-ocores.c
+++ b/drivers/i2c/busses/i2c-ocores.c
@@ -394,9 +394,6 @@ static struct of_device_id ocores_i2c_match[] = {
};
MODULE_DEVICE_TABLE(of, ocores_i2c_match);
-/* work with hotplug and coldplug */
-MODULE_ALIAS("platform:ocores-i2c");
-
static struct platform_driver ocores_i2c_driver = {
.probe = ocores_i2c_probe,
.remove = __devexit_p(ocores_i2c_remove),
@@ -409,19 +406,9 @@ static struct platform_driver ocores_i2c_driver = {
},
};
-static int __init ocores_i2c_init(void)
-{
- return platform_driver_register(&ocores_i2c_driver);
-}
-
-static void __exit ocores_i2c_exit(void)
-{
- platform_driver_unregister(&ocores_i2c_driver);
-}
-
-module_init(ocores_i2c_init);
-module_exit(ocores_i2c_exit);
+module_platform_driver(ocores_i2c_driver);
MODULE_AUTHOR("Peter Korsgaard <jacmet@sunsite.dk>");
MODULE_DESCRIPTION("OpenCores I2C bus driver");
MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:ocores-i2c");
diff --git a/drivers/i2c/busses/i2c-octeon.c b/drivers/i2c/busses/i2c-octeon.c
index 56dbe54e8811..ee139a598814 100644
--- a/drivers/i2c/busses/i2c-octeon.c
+++ b/drivers/i2c/busses/i2c-octeon.c
@@ -629,24 +629,10 @@ static struct platform_driver octeon_i2c_driver = {
},
};
-static int __init octeon_i2c_init(void)
-{
- int rv;
-
- rv = platform_driver_register(&octeon_i2c_driver);
- return rv;
-}
-
-static void __exit octeon_i2c_exit(void)
-{
- platform_driver_unregister(&octeon_i2c_driver);
-}
+module_platform_driver(octeon_i2c_driver);
MODULE_AUTHOR("Michael Lawnick <michael.lawnick.ext@nsn.com>");
MODULE_DESCRIPTION("I2C-Bus adapter for Cavium OCTEON processors");
MODULE_LICENSE("GPL");
MODULE_VERSION(DRV_VERSION);
MODULE_ALIAS("platform:" DRV_NAME);
-
-module_init(octeon_i2c_init);
-module_exit(octeon_i2c_exit);
diff --git a/drivers/i2c/busses/i2c-pasemi.c b/drivers/i2c/busses/i2c-pasemi.c
index 837b8c1aa02a..eaaea73209c5 100644
--- a/drivers/i2c/busses/i2c-pasemi.c
+++ b/drivers/i2c/busses/i2c-pasemi.c
@@ -401,7 +401,7 @@ static void __devexit pasemi_smb_remove(struct pci_dev *dev)
kfree(smbus);
}
-static const struct pci_device_id pasemi_smb_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(pasemi_smb_ids) = {
{ PCI_DEVICE(0x1959, 0xa003) },
{ 0, }
};
diff --git a/drivers/i2c/busses/i2c-pca-platform.c b/drivers/i2c/busses/i2c-pca-platform.c
index ace67995d7de..2adbf1a8fdea 100644
--- a/drivers/i2c/busses/i2c-pca-platform.c
+++ b/drivers/i2c/busses/i2c-pca-platform.c
@@ -286,20 +286,8 @@ static struct platform_driver i2c_pca_pf_driver = {
},
};
-static int __init i2c_pca_pf_init(void)
-{
- return platform_driver_register(&i2c_pca_pf_driver);
-}
-
-static void __exit i2c_pca_pf_exit(void)
-{
- platform_driver_unregister(&i2c_pca_pf_driver);
-}
+module_platform_driver(i2c_pca_pf_driver);
MODULE_AUTHOR("Wolfram Sang <w.sang@pengutronix.de>");
MODULE_DESCRIPTION("I2C-PCA9564/PCA9665 platform driver");
MODULE_LICENSE("GPL");
-
-module_init(i2c_pca_pf_init);
-module_exit(i2c_pca_pf_exit);
-
diff --git a/drivers/i2c/busses/i2c-piix4.c b/drivers/i2c/busses/i2c-piix4.c
index 6d14ac2e3c41..c14d48dd601a 100644
--- a/drivers/i2c/busses/i2c-piix4.c
+++ b/drivers/i2c/busses/i2c-piix4.c
@@ -472,7 +472,7 @@ static struct i2c_adapter piix4_adapter = {
.algo = &smbus_algorithm,
};
-static const struct pci_device_id piix4_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(piix4_ids) = {
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371AB_3) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443MX_3) },
{ PCI_DEVICE(PCI_VENDOR_ID_EFAR, PCI_DEVICE_ID_EFAR_SLC90E66_3) },
diff --git a/drivers/i2c/busses/i2c-pmcmsp.c b/drivers/i2c/busses/i2c-pmcmsp.c
index 127051b06921..07b7447ecbc9 100644
--- a/drivers/i2c/busses/i2c-pmcmsp.c
+++ b/drivers/i2c/busses/i2c-pmcmsp.c
@@ -627,9 +627,6 @@ static struct i2c_adapter pmcmsptwi_adapter = {
.name = DRV_NAME,
};
-/* work with hotplug and coldplug */
-MODULE_ALIAS("platform:" DRV_NAME);
-
static struct platform_driver pmcmsptwi_driver = {
.probe = pmcmsptwi_probe,
.remove = __devexit_p(pmcmsptwi_remove),
@@ -639,18 +636,8 @@ static struct platform_driver pmcmsptwi_driver = {
},
};
-static int __init pmcmsptwi_init(void)
-{
- return platform_driver_register(&pmcmsptwi_driver);
-}
-
-static void __exit pmcmsptwi_exit(void)
-{
- platform_driver_unregister(&pmcmsptwi_driver);
-}
+module_platform_driver(pmcmsptwi_driver);
MODULE_DESCRIPTION("PMC MSP TWI/SMBus/I2C driver");
MODULE_LICENSE("GPL");
-
-module_init(pmcmsptwi_init);
-module_exit(pmcmsptwi_exit);
+MODULE_ALIAS("platform:" DRV_NAME);
diff --git a/drivers/i2c/busses/i2c-powermac.c b/drivers/i2c/busses/i2c-powermac.c
index b289ec99eeba..7b397c6f607e 100644
--- a/drivers/i2c/busses/i2c-powermac.c
+++ b/drivers/i2c/busses/i2c-powermac.c
@@ -312,10 +312,6 @@ static int __devinit i2c_powermac_probe(struct platform_device *dev)
return rc;
}
-
-/* work with hotplug and coldplug */
-MODULE_ALIAS("platform:i2c-powermac");
-
static struct platform_driver i2c_powermac_driver = {
.probe = i2c_powermac_probe,
.remove = __devexit_p(i2c_powermac_remove),
@@ -325,17 +321,6 @@ static struct platform_driver i2c_powermac_driver = {
},
};
-static int __init i2c_powermac_init(void)
-{
- platform_driver_register(&i2c_powermac_driver);
- return 0;
-}
+module_platform_driver(i2c_powermac_driver);
-
-static void __exit i2c_powermac_cleanup(void)
-{
- platform_driver_unregister(&i2c_powermac_driver);
-}
-
-module_init(i2c_powermac_init);
-module_exit(i2c_powermac_cleanup);
+MODULE_ALIAS("platform:i2c-powermac");
diff --git a/drivers/i2c/busses/i2c-pxa-pci.c b/drivers/i2c/busses/i2c-pxa-pci.c
index 632e088760a3..a05817980556 100644
--- a/drivers/i2c/busses/i2c-pxa-pci.c
+++ b/drivers/i2c/busses/i2c-pxa-pci.c
@@ -150,7 +150,7 @@ static void __devexit ce4100_i2c_remove(struct pci_dev *dev)
kfree(sds);
}
-static struct pci_device_id ce4100_i2c_devices[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(ce4100_i2c_devices) = {
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2e68)},
{ },
};
diff --git a/drivers/i2c/busses/i2c-sh7760.c b/drivers/i2c/busses/i2c-sh7760.c
index a67132b2e092..c0c9dffbdb12 100644
--- a/drivers/i2c/busses/i2c-sh7760.c
+++ b/drivers/i2c/busses/i2c-sh7760.c
@@ -560,18 +560,7 @@ static struct platform_driver sh7760_i2c_drv = {
.remove = __devexit_p(sh7760_i2c_remove),
};
-static int __init sh7760_i2c_init(void)
-{
- return platform_driver_register(&sh7760_i2c_drv);
-}
-
-static void __exit sh7760_i2c_exit(void)
-{
- platform_driver_unregister(&sh7760_i2c_drv);
-}
-
-module_init(sh7760_i2c_init);
-module_exit(sh7760_i2c_exit);
+module_platform_driver(sh7760_i2c_drv);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("SH7760 I2C bus driver");
diff --git a/drivers/i2c/busses/i2c-simtec.c b/drivers/i2c/busses/i2c-simtec.c
index 2fc08fbf67a2..4fc87e7c94c9 100644
--- a/drivers/i2c/busses/i2c-simtec.c
+++ b/drivers/i2c/busses/i2c-simtec.c
@@ -156,12 +156,8 @@ static int simtec_i2c_remove(struct platform_device *dev)
return 0;
}
-
/* device driver */
-/* work with hotplug and coldplug */
-MODULE_ALIAS("platform:simtec-i2c");
-
static struct platform_driver simtec_i2c_driver = {
.driver = {
.name = "simtec-i2c",
@@ -171,19 +167,9 @@ static struct platform_driver simtec_i2c_driver = {
.remove = simtec_i2c_remove,
};
-static int __init i2c_adap_simtec_init(void)
-{
- return platform_driver_register(&simtec_i2c_driver);
-}
-
-static void __exit i2c_adap_simtec_exit(void)
-{
- platform_driver_unregister(&simtec_i2c_driver);
-}
-
-module_init(i2c_adap_simtec_init);
-module_exit(i2c_adap_simtec_exit);
+module_platform_driver(simtec_i2c_driver);
MODULE_DESCRIPTION("Simtec Generic I2C Bus driver");
MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:simtec-i2c");
diff --git a/drivers/i2c/busses/i2c-sis5595.c b/drivers/i2c/busses/i2c-sis5595.c
index 437586611d4a..87e5126d449c 100644
--- a/drivers/i2c/busses/i2c-sis5595.c
+++ b/drivers/i2c/busses/i2c-sis5595.c
@@ -147,7 +147,7 @@ static int __devinit sis5595_setup(struct pci_dev *SIS5595_dev)
u16 a;
u8 val;
int *i;
- int retval = -ENODEV;
+ int retval;
/* Look for imposters */
for (i = blacklist; *i != 0; i++) {
@@ -223,7 +223,7 @@ static int __devinit sis5595_setup(struct pci_dev *SIS5595_dev)
error:
release_region(sis5595_base + SMB_INDEX, 2);
- return retval;
+ return -ENODEV;
}
static int sis5595_transaction(struct i2c_adapter *adap)
@@ -369,7 +369,7 @@ static struct i2c_adapter sis5595_adapter = {
.algo = &smbus_algorithm,
};
-static const struct pci_device_id sis5595_ids[] __devinitconst = {
+static DEFINE_PCI_DEVICE_TABLE(sis5595_ids) = {
{ PCI_DEVICE(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_503) },
{ 0, }
};
diff --git a/drivers/i2c/busses/i2c-sis630.c b/drivers/i2c/busses/i2c-sis630.c
index e6f539e26f65..e3df028bcf3b 100644
--- a/drivers/i2c/busses/i2c-sis630.c
+++ b/drivers/i2c/busses/i2c-sis630.c
@@ -393,7 +393,7 @@ static int __devinit sis630_setup(struct pci_dev *sis630_dev)
{
unsigned char b;
struct pci_dev *dummy = NULL;
- int retval = -ENODEV, i;
+ int retval, i;
/* check for supported SiS devices */
for (i=0; supported[i] > 0 ; i++) {
@@ -418,18 +418,21 @@ static int __devinit sis630_setup(struct pci_dev *sis630_dev)
*/
if (pci_read_config_byte(sis630_dev, SIS630_BIOS_CTL_REG,&b)) {
dev_err(&sis630_dev->dev, "Error: Can't read bios ctl reg\n");
+ retval = -ENODEV;
goto exit;
}
/* if ACPI already enabled , do nothing */
if (!(b & 0x80) &&
pci_write_config_byte(sis630_dev, SIS630_BIOS_CTL_REG, b | 0x80)) {
dev_err(&sis630_dev->dev, "Error: Can't enable ACPI\n");
+ retval = -ENODEV;
goto exit;
}
/* Determine the ACPI base address */
if (pci_read_config_word(sis630_dev,SIS630_ACPI_BASE_REG,&acpi_base)) {
dev_err(&sis630_dev->dev, "Error: Can't determine ACPI base address\n");
+ retval = -ENODEV;
goto exit;
}
@@ -445,6 +448,7 @@ static int __devinit sis630_setup(struct pci_dev *sis630_dev)
sis630_driver.name)) {
dev_err(&sis630_dev->dev, "SMBus registers 0x%04x-0x%04x already "
"in use!\n", acpi_base + SMB_STS, acpi_base + SMB_SAA);
+ retval = -EBUSY;
goto exit;
}
@@ -468,7 +472,7 @@ static struct i2c_adapter sis630_adapter = {
.algo = &smbus_algorithm,
};
-static const struct pci_device_id sis630_ids[] __devinitconst = {
+static DEFINE_PCI_DEVICE_TABLE(sis630_ids) = {
{ PCI_DEVICE(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_503) },
{ PCI_DEVICE(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_LPC) },
{ 0, }
diff --git a/drivers/i2c/busses/i2c-sis96x.c b/drivers/i2c/busses/i2c-sis96x.c
index 86837f0c4cb9..cc5d149413f7 100644
--- a/drivers/i2c/busses/i2c-sis96x.c
+++ b/drivers/i2c/busses/i2c-sis96x.c
@@ -245,7 +245,7 @@ static struct i2c_adapter sis96x_adapter = {
.algo = &smbus_algorithm,
};
-static const struct pci_device_id sis96x_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(sis96x_ids) = {
{ PCI_DEVICE(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_SMBUS) },
{ 0, }
};
diff --git a/drivers/i2c/busses/i2c-via.c b/drivers/i2c/busses/i2c-via.c
index 7799fe5bda88..713d31ade26b 100644
--- a/drivers/i2c/busses/i2c-via.c
+++ b/drivers/i2c/busses/i2c-via.c
@@ -89,7 +89,7 @@ static struct i2c_adapter vt586b_adapter = {
};
-static const struct pci_device_id vt586b_ids[] __devinitconst = {
+static DEFINE_PCI_DEVICE_TABLE(vt586b_ids) = {
{ PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_3) },
{ 0, }
};
diff --git a/drivers/i2c/busses/i2c-viapro.c b/drivers/i2c/busses/i2c-viapro.c
index 0b012f1f8ac5..c3926c26d8cf 100644
--- a/drivers/i2c/busses/i2c-viapro.c
+++ b/drivers/i2c/busses/i2c-viapro.c
@@ -324,7 +324,7 @@ static int __devinit vt596_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
{
unsigned char temp;
- int error = -ENODEV;
+ int error;
/* Determine the address of the SMBus areas */
if (force_addr) {
@@ -390,6 +390,7 @@ found:
dev_err(&pdev->dev, "SMBUS: Error: Host SMBus "
"controller not enabled! - upgrade BIOS or "
"use force=1\n");
+ error = -ENODEV;
goto release_region;
}
}
@@ -422,9 +423,11 @@ found:
"SMBus Via Pro adapter at %04x", vt596_smba);
vt596_pdev = pci_dev_get(pdev);
- if (i2c_add_adapter(&vt596_adapter)) {
+ error = i2c_add_adapter(&vt596_adapter);
+ if (error) {
pci_dev_put(vt596_pdev);
vt596_pdev = NULL;
+ goto release_region;
}
/* Always return failure here. This is to allow other drivers to bind
@@ -438,7 +441,7 @@ release_region:
return error;
}
-static const struct pci_device_id vt596_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(vt596_ids) = {
{ PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C596_3),
.driver_data = SMBBA1 },
{ PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C596B_3),
diff --git a/drivers/i2c/busses/i2c-xiic.c b/drivers/i2c/busses/i2c-xiic.c
index ac083a28ae08..2bded7647ef2 100644
--- a/drivers/i2c/busses/i2c-xiic.c
+++ b/drivers/i2c/busses/i2c-xiic.c
@@ -795,10 +795,6 @@ static int __devexit xiic_i2c_remove(struct platform_device* pdev)
return 0;
}
-
-/* work with hotplug and coldplug */
-MODULE_ALIAS("platform:"DRIVER_NAME);
-
static struct platform_driver xiic_i2c_driver = {
.probe = xiic_i2c_probe,
.remove = __devexit_p(xiic_i2c_remove),
@@ -808,19 +804,9 @@ static struct platform_driver xiic_i2c_driver = {
},
};
-static int __init xiic_i2c_init(void)
-{
- return platform_driver_register(&xiic_i2c_driver);
-}
-
-static void __exit xiic_i2c_exit(void)
-{
- platform_driver_unregister(&xiic_i2c_driver);
-}
-
-module_init(xiic_i2c_init);
-module_exit(xiic_i2c_exit);
+module_platform_driver(xiic_i2c_driver);
MODULE_AUTHOR("info@mocean-labs.com");
MODULE_DESCRIPTION("Xilinx I2C bus driver");
MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:"DRIVER_NAME);
diff --git a/drivers/i2c/busses/scx200_acb.c b/drivers/i2c/busses/scx200_acb.c
index 91e349c884c5..2eacb7784d56 100644
--- a/drivers/i2c/busses/scx200_acb.c
+++ b/drivers/i2c/busses/scx200_acb.c
@@ -559,7 +559,7 @@ static struct platform_driver scx200_pci_driver = {
.remove = __devexit_p(scx200_remove),
};
-static const struct pci_device_id scx200_isa[] __initconst = {
+static DEFINE_PCI_DEVICE_TABLE(scx200_isa) = {
{ PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SCx200_BRIDGE) },
{ PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SC1100_BRIDGE) },
{ 0, }
diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c
index 57a45ce84b2d..10e7f1e76586 100644
--- a/drivers/i2c/i2c-dev.c
+++ b/drivers/i2c/i2c-dev.c
@@ -251,15 +251,10 @@ static noinline int i2cdev_ioctl_rdrw(struct i2c_client *client,
if (rdwr_arg.nmsgs > I2C_RDRW_IOCTL_MAX_MSGS)
return -EINVAL;
- rdwr_pa = kmalloc(rdwr_arg.nmsgs * sizeof(struct i2c_msg), GFP_KERNEL);
- if (!rdwr_pa)
- return -ENOMEM;
-
- if (copy_from_user(rdwr_pa, rdwr_arg.msgs,
- rdwr_arg.nmsgs * sizeof(struct i2c_msg))) {
- kfree(rdwr_pa);
- return -EFAULT;
- }
+ rdwr_pa = memdup_user(rdwr_arg.msgs,
+ rdwr_arg.nmsgs * sizeof(struct i2c_msg));
+ if (IS_ERR(rdwr_pa))
+ return PTR_ERR(rdwr_pa);
data_ptrs = kmalloc(rdwr_arg.nmsgs * sizeof(u8 __user *), GFP_KERNEL);
if (data_ptrs == NULL) {
diff --git a/drivers/i2c/muxes/gpio-i2cmux.c b/drivers/i2c/muxes/gpio-i2cmux.c
index 7b6ce624cd6e..e5fa695eb0fa 100644
--- a/drivers/i2c/muxes/gpio-i2cmux.c
+++ b/drivers/i2c/muxes/gpio-i2cmux.c
@@ -165,18 +165,7 @@ static struct platform_driver gpiomux_driver = {
},
};
-static int __init gpiomux_init(void)
-{
- return platform_driver_register(&gpiomux_driver);
-}
-
-static void __exit gpiomux_exit(void)
-{
- platform_driver_unregister(&gpiomux_driver);
-}
-
-module_init(gpiomux_init);
-module_exit(gpiomux_exit);
+module_platform_driver(gpiomux_driver);
MODULE_DESCRIPTION("GPIO-based I2C multiplexer driver");
MODULE_AUTHOR("Peter Korsgaard <peter.korsgaard@barco.com>");