diff options
Diffstat (limited to 'drivers/i2c')
51 files changed, 147 insertions, 379 deletions
diff --git a/drivers/i2c/algos/i2c-algo-bit.c b/drivers/i2c/algos/i2c-algo-bit.c index 85584a547c25..525c7345fa0b 100644 --- a/drivers/i2c/algos/i2c-algo-bit.c +++ b/drivers/i2c/algos/i2c-algo-bit.c @@ -488,7 +488,7 @@ static int bit_doAddress(struct i2c_adapter *i2c_adap, struct i2c_msg *msg) if (flags & I2C_M_TEN) { /* a ten bit address */ - addr = 0xf0 | ((msg->addr >> 7) & 0x03); + addr = 0xf0 | ((msg->addr >> 7) & 0x06); bit_dbg(2, &i2c_adap->dev, "addr0: %d\n", addr); /* try extended address code...*/ ret = try_address(i2c_adap, addr, retries); @@ -498,7 +498,7 @@ static int bit_doAddress(struct i2c_adapter *i2c_adap, struct i2c_msg *msg) return -ENXIO; } /* the remaining 8 bit address */ - ret = i2c_outb(i2c_adap, msg->addr & 0x7f); + ret = i2c_outb(i2c_adap, msg->addr & 0xff); if ((ret != 1) && !nak_ok) { /* the chip did not ack / xmission error occurred */ dev_err(&i2c_adap->dev, "died at 2nd address code\n"); diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index a3afac4be734..cbe7a2fb779f 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -299,11 +299,11 @@ config I2C_AT91 unless your system can cope with those limitations. config I2C_AU1550 - tristate "Au1550/Au1200 SMBus interface" + tristate "Au1550/Au1200/Au1300 SMBus interface" depends on MIPS_ALCHEMY help If you say yes to this option, support will be included for the - Au1550 and Au1200 SMBus interface. + Au1550/Au1200/Au1300 SMBus interface. This driver can also be built as a module. If so, the module will be called i2c-au1550. 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-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c index 2d3657ab1258..5244c4724df7 100644 --- a/drivers/i2c/busses/i2c-designware-platdrv.c +++ b/drivers/i2c/busses/i2c-designware-platdrv.c @@ -34,6 +34,7 @@ #include <linux/sched.h> #include <linux/err.h> #include <linux/interrupt.h> +#include <linux/of_i2c.h> #include <linux/platform_device.h> #include <linux/io.h> #include <linux/slab.h> @@ -137,6 +138,7 @@ static int __devinit dw_i2c_probe(struct platform_device *pdev) sizeof(adap->name)); adap->algo = &i2c_dw_algo; adap->dev.parent = &pdev->dev; + adap->dev.of_node = pdev->dev.of_node; adap->nr = pdev->id; r = i2c_add_numbered_adapter(adap); @@ -144,6 +146,7 @@ static int __devinit dw_i2c_probe(struct platform_device *pdev) dev_err(&pdev->dev, "failure adding adapter\n"); goto err_free_irq; } + of_i2c_register_devices(adap); return 0; @@ -187,6 +190,14 @@ static int __devexit dw_i2c_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_OF +static const struct of_device_id dw_i2c_of_match[] = { + { .compatible = "snps,designware-i2c", }, + {}, +}; +MODULE_DEVICE_TABLE(of, dw_i2c_of_match); +#endif + /* work with hotplug and coldplug */ MODULE_ALIAS("platform:i2c_designware"); @@ -195,6 +206,7 @@ static struct platform_driver dw_i2c_driver = { .driver = { .name = "i2c_designware", .owner = THIS_MODULE, + .of_match_table = of_match_ptr(dw_i2c_of_match), }, }; diff --git a/drivers/i2c/busses/i2c-diolan-u2c.c b/drivers/i2c/busses/i2c-diolan-u2c.c index 76366716a854..7eb19a5222f2 100644 --- a/drivers/i2c/busses/i2c-diolan-u2c.c +++ b/drivers/i2c/busses/i2c-diolan-u2c.c @@ -515,20 +515,7 @@ static struct usb_driver diolan_u2c_driver = { .id_table = diolan_u2c_table, }; -static int __init diolan_u2c_init(void) -{ - /* register this driver with the USB subsystem */ - return usb_register(&diolan_u2c_driver); -} - -static void __exit diolan_u2c_exit(void) -{ - /* deregister this driver with the USB subsystem */ - usb_deregister(&diolan_u2c_driver); -} - -module_init(diolan_u2c_init); -module_exit(diolan_u2c_exit); +module_usb_driver(diolan_u2c_driver); MODULE_AUTHOR("Guenter Roeck <guenter.roeck@ericsson.com>"); MODULE_DESCRIPTION(DRIVER_NAME " driver"); diff --git a/drivers/i2c/busses/i2c-eg20t.c b/drivers/i2c/busses/i2c-eg20t.c index 8cebef49aeac..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, }, @@ -893,6 +893,13 @@ static int __devinit pch_i2c_probe(struct pci_dev *pdev, /* Set the number of I2C channel instance */ adap_info->ch_num = id->driver_data; + ret = request_irq(pdev->irq, pch_i2c_handler, IRQF_SHARED, + KBUILD_MODNAME, adap_info); + if (ret) { + pch_pci_err(pdev, "request_irq FAILED\n"); + goto err_request_irq; + } + for (i = 0; i < adap_info->ch_num; i++) { pch_adap = &adap_info->pch_data[i].pch_adapter; adap_info->pch_i2c_suspended = false; @@ -910,28 +917,23 @@ static int __devinit pch_i2c_probe(struct pci_dev *pdev, pch_adap->dev.parent = &pdev->dev; + pch_i2c_init(&adap_info->pch_data[i]); ret = i2c_add_adapter(pch_adap); if (ret) { pch_pci_err(pdev, "i2c_add_adapter[ch:%d] FAILED\n", i); - goto err_i2c_add_adapter; + goto err_add_adapter; } - - pch_i2c_init(&adap_info->pch_data[i]); - } - ret = request_irq(pdev->irq, pch_i2c_handler, IRQF_SHARED, - KBUILD_MODNAME, adap_info); - if (ret) { - pch_pci_err(pdev, "request_irq FAILED\n"); - goto err_i2c_add_adapter; } pci_set_drvdata(pdev, adap_info); pch_pci_dbg(pdev, "returns %d.\n", ret); return 0; -err_i2c_add_adapter: +err_add_adapter: for (j = 0; j < i; j++) i2c_del_adapter(&adap_info->pch_data[j].pch_adapter); + free_irq(pdev->irq, adap_info); +err_request_irq: pci_iounmap(pdev, base_addr); err_pci_iomap: pci_release_regions(pdev); diff --git a/drivers/i2c/busses/i2c-highlander.c b/drivers/i2c/busses/i2c-highlander.c index 63bb1cc2a042..19515df61021 100644 --- a/drivers/i2c/busses/i2c-highlander.c +++ b/drivers/i2c/busses/i2c-highlander.c @@ -52,7 +52,7 @@ struct highlander_i2c_dev { size_t buf_len; }; -static int iic_force_poll, iic_force_normal; +static bool iic_force_poll, iic_force_normal; static int iic_timeout = 1000, iic_read_delay; static inline void highlander_i2c_irq_enable(struct highlander_i2c_dev *dev) @@ -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..806e225f3de7 100644 --- a/drivers/i2c/busses/i2c-ibm_iic.c +++ b/drivers/i2c/busses/i2c-ibm_iic.c @@ -51,11 +51,11 @@ MODULE_DESCRIPTION("IBM IIC driver v" DRIVER_VERSION); MODULE_LICENSE("GPL"); -static int iic_force_poll; +static bool iic_force_poll; module_param(iic_force_poll, bool, 0); MODULE_PARM_DESC(iic_force_poll, "Force polling mode"); -static int iic_force_fast; +static bool iic_force_fast; module_param(iic_force_fast, bool, 0); MODULE_PARM_DESC(iic_force_fast, "Force fast mode (400 kHz)"); @@ -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-nuc900.c b/drivers/i2c/busses/i2c-nuc900.c index 835e47b39bc2..03b615778887 100644 --- a/drivers/i2c/busses/i2c-nuc900.c +++ b/drivers/i2c/busses/i2c-nuc900.c @@ -593,7 +593,7 @@ static int __devinit nuc900_i2c_probe(struct platform_device *pdev) i2c->adap.algo_data = i2c; i2c->adap.dev.parent = &pdev->dev; - mfp_set_groupg(&pdev->dev); + mfp_set_groupg(&pdev->dev, NULL); clk_get_rate(i2c->clk); 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-omap.c b/drivers/i2c/busses/i2c-omap.c index a43d0023446a..fa23faa20f0e 100644 --- a/drivers/i2c/busses/i2c-omap.c +++ b/drivers/i2c/busses/i2c-omap.c @@ -1047,13 +1047,14 @@ omap_i2c_probe(struct platform_device *pdev) * size. This is to ensure that we can handle the status on int * call back latencies. */ - if (dev->rev >= OMAP_I2C_REV_ON_3530_4430) { - dev->fifo_size = 0; + + dev->fifo_size = (dev->fifo_size / 2); + + if (dev->rev >= OMAP_I2C_REV_ON_3530_4430) dev->b_hw = 0; /* Disable hardware fixes */ - } else { - dev->fifo_size = (dev->fifo_size / 2); + else dev->b_hw = 1; /* Enable hardware fixes */ - } + /* calculate wakeup latency constraint for MPU */ if (dev->set_mpu_wkup_lat != NULL) dev->latency = (1000000 * dev->fifo_size) / 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-puv3.c b/drivers/i2c/busses/i2c-puv3.c index fac673940849..93709fbe30eb 100644 --- a/drivers/i2c/busses/i2c-puv3.c +++ b/drivers/i2c/busses/i2c-puv3.c @@ -276,8 +276,6 @@ static int puv3_i2c_resume(struct platform_device *dev) #define puv3_i2c_resume NULL #endif -MODULE_ALIAS("platform:puv3_i2c"); - static struct platform_driver puv3_i2c_driver = { .probe = puv3_i2c_probe, .remove = __devexit_p(puv3_i2c_remove), @@ -289,18 +287,8 @@ static struct platform_driver puv3_i2c_driver = { } }; -static int __init puv3_i2c_init(void) -{ - return platform_driver_register(&puv3_i2c_driver); -} - -static void __exit puv3_i2c_exit(void) -{ - platform_driver_unregister(&puv3_i2c_driver); -} - -module_init(puv3_i2c_init); -module_exit(puv3_i2c_exit); +module_platform_driver(puv3_i2c_driver); MODULE_DESCRIPTION("PKUnity v3 I2C driver"); MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:puv3_i2c"); 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-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c index 2754cef86a06..4c1718081685 100644 --- a/drivers/i2c/busses/i2c-s3c2410.c +++ b/drivers/i2c/busses/i2c-s3c2410.c @@ -534,6 +534,7 @@ static int s3c24xx_i2c_doxfer(struct s3c24xx_i2c *i2c, /* first, try busy waiting briefly */ do { + cpu_relax(); iicstat = readl(i2c->regs + S3C2410_IICSTAT); } while ((iicstat & S3C2410_IICSTAT_START) && --spins); @@ -786,7 +787,7 @@ static void s3c24xx_i2c_dt_gpio_free(struct s3c24xx_i2c *i2c) #else static int s3c24xx_i2c_parse_dt_gpio(struct s3c24xx_i2c *i2c) { - return -EINVAL; + return 0; } static void s3c24xx_i2c_dt_gpio_free(struct s3c24xx_i2c *i2c) 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..15cf78f65ce0 100644 --- a/drivers/i2c/busses/i2c-sis630.c +++ b/drivers/i2c/busses/i2c-sis630.c @@ -93,8 +93,8 @@ static struct pci_driver sis630_driver; /* insmod parameters */ -static int high_clock; -static int force; +static bool high_clock; +static bool force; module_param(high_clock, bool, 0); MODULE_PARM_DESC(high_clock, "Set Host Master Clock to 56KHz (default 14KHz)."); module_param(force, bool, 0); @@ -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-tegra.c b/drivers/i2c/busses/i2c-tegra.c index 46b6500c5478..6381604696d3 100644 --- a/drivers/i2c/busses/i2c-tegra.c +++ b/drivers/i2c/busses/i2c-tegra.c @@ -558,7 +558,7 @@ static const struct i2c_algorithm tegra_i2c_algo = { .functionality = tegra_i2c_func, }; -static int tegra_i2c_probe(struct platform_device *pdev) +static int __devinit tegra_i2c_probe(struct platform_device *pdev) { struct tegra_i2c_dev *i2c_dev; struct tegra_i2c_platform_data *pdata = pdev->dev.platform_data; @@ -636,7 +636,10 @@ static int tegra_i2c_probe(struct platform_device *pdev) i2c_dev->bus_clk_rate = be32_to_cpup(prop); } - if (pdev->id == 3) + if (pdev->dev.of_node) + i2c_dev->is_dvc = of_device_is_compatible(pdev->dev.of_node, + "nvidia,tegra20-i2c-dvc"); + else if (pdev->id == 3) i2c_dev->is_dvc = 1; init_completion(&i2c_dev->msg_complete); @@ -690,7 +693,7 @@ err_iounmap: return ret; } -static int tegra_i2c_remove(struct platform_device *pdev) +static int __devexit tegra_i2c_remove(struct platform_device *pdev) { struct tegra_i2c_dev *i2c_dev = platform_get_drvdata(pdev); i2c_del_adapter(&i2c_dev->adapter); @@ -742,6 +745,7 @@ static int tegra_i2c_resume(struct platform_device *pdev) /* Match table for of_platform binding */ static const struct of_device_id tegra_i2c_of_match[] __devinitconst = { { .compatible = "nvidia,tegra20-i2c", }, + { .compatible = "nvidia,tegra20-i2c-dvc", }, {}, }; MODULE_DEVICE_TABLE(of, tegra_i2c_of_match); diff --git a/drivers/i2c/busses/i2c-tiny-usb.c b/drivers/i2c/busses/i2c-tiny-usb.c index d03b04002f0d..f07307ff360d 100644 --- a/drivers/i2c/busses/i2c-tiny-usb.c +++ b/drivers/i2c/busses/i2c-tiny-usb.c @@ -262,20 +262,7 @@ static struct usb_driver i2c_tiny_usb_driver = { .id_table = i2c_tiny_usb_table, }; -static int __init usb_i2c_tiny_usb_init(void) -{ - /* register this driver with the USB subsystem */ - return usb_register(&i2c_tiny_usb_driver); -} - -static void __exit usb_i2c_tiny_usb_exit(void) -{ - /* deregister this driver with the USB subsystem */ - usb_deregister(&i2c_tiny_usb_driver); -} - -module_init(usb_i2c_tiny_usb_init); -module_exit(usb_i2c_tiny_usb_exit); +module_usb_driver(i2c_tiny_usb_driver); /* ----- end of usb layer ------------------------------------------------ */ 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..333011c83d52 100644 --- a/drivers/i2c/busses/i2c-viapro.c +++ b/drivers/i2c/busses/i2c-viapro.c @@ -91,7 +91,7 @@ static unsigned short SMBHSTCFG = 0xD2; /* If force is set to anything different from 0, we forcibly enable the VT596. DANGEROUS! */ -static int force; +static bool force; module_param(force, bool, 0); MODULE_PARM_DESC(force, "Forcibly enable the SMBus. DANGEROUS!"); @@ -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 4bb68f35caf2..2bded7647ef2 100644 --- a/drivers/i2c/busses/i2c-xiic.c +++ b/drivers/i2c/busses/i2c-xiic.c @@ -426,7 +426,7 @@ static void xiic_process(struct xiic_i2c *i2c) xiic_wakeup(i2c, STATE_ERROR); } else if (pend & (XIIC_INTR_TX_EMPTY_MASK | XIIC_INTR_TX_HALF_MASK)) { - /* Transmit register/FIFO is empty or ½ empty */ + /* Transmit register/FIFO is empty or ½ empty */ clr = pend & (XIIC_INTR_TX_EMPTY_MASK | XIIC_INTR_TX_HALF_MASK); @@ -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-core.c b/drivers/i2c/i2c-core.c index 131079a3e292..1e5606185b4f 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -539,8 +539,10 @@ i2c_new_device(struct i2c_adapter *adap, struct i2c_board_info const *info) client->dev.type = &i2c_client_type; client->dev.of_node = info->of_node; + /* For 10-bit clients, add an arbitrary offset to avoid collisions */ dev_set_name(&client->dev, "%d-%04x", i2c_adapter_id(adap), - client->addr); + client->addr | ((client->flags & I2C_CLIENT_TEN) + ? 0xa000 : 0)); status = device_register(&client->dev); if (status) goto out_err; diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c index c90ce50b619f..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) { @@ -579,7 +574,7 @@ static int i2cdev_detach_adapter(struct device *dev, void *dummy) return 0; } -int i2cdev_notifier_call(struct notifier_block *nb, unsigned long action, +static int i2cdev_notifier_call(struct notifier_block *nb, unsigned long action, void *data) { struct device *dev = data; 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>"); |