Merge branch 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/ke…

…rnel/git/jdelvare/staging

* 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging:
  MAINTAINERS: List i2c-omap and i2c-davinci drivers
  MAINTAINERS: i2c: Add third maintainer
  i2c/gpio-i2cmux: Convert to use module_platform_driver()
  i2c/busses: Use module_platform_driver()
  i2c-dev: Use memdup_user
  i2c: Convert to DEFINE_PCI_DEVICE_TABLE
  i2c-ali1535: enable SPARC support
  i2c: Fix error value returned by several bus drivers

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>

drivers/i2c/busses/i2c-ali1535.c

@@ -132,15 +132,16 @@
 #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
    newer kernels with the real PCI interface. In compat.h some things are
    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:
@@ -149,38 +150,54 @@ 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)
 		goto exit;
 
 	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;
 	}
 
 	/* check if whole device is enabled */
 	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;
 	}
 
 	/* Is SMB Host controller enabled? */
 	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);
 }
 

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) },
 	{},
 };

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, }
 };

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),

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, }
 };

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");

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);

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");

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 },

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, },

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");

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, }
 };

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) },

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);

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 },

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");

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");

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");