[PATCH v5 07/12] intel_mid: Added custom device_handler support
From: Kuppuswamy Sathyanarayanan This patch provides a means to add custom handler for SFI devices. If you set device_handler as NULL in device_id table standard SFI device handler will be used. If its not NULL custom handler will be called. Signed-off-by: Kuppuswamy Sathyanarayanan Signed-off-by: David Cohen --- arch/x86/platform/intel-mid/intel-mid.c | 74 ++--- 1 file changed, 40 insertions(+), 34 deletions(-) diff --git a/arch/x86/platform/intel-mid/intel-mid.c b/arch/x86/platform/intel-mid/intel-mid.c index f9c4be8..7bfd784 100644 --- a/arch/x86/platform/intel-mid/intel-mid.c +++ b/arch/x86/platform/intel-mid/intel-mid.c @@ -396,6 +396,9 @@ struct devs_id { u8 type; u8 delay; void *(*get_platform_data)(void *info); + /* Custom handler for devices */ + void (*device_handler)(struct sfi_device_table_entry *pentry, + struct devs_id *dev); }; /* the offset for the mapping of global gpio pin to irq */ @@ -690,28 +693,27 @@ static void *tc35876x_platform_data(void *data) } static const struct devs_id __initconst device_ids[] = { - {"bma023", SFI_DEV_TYPE_I2C, 1, _platform_data}, - {"pmic_gpio", SFI_DEV_TYPE_SPI, 1, _gpio_platform_data}, - {"pmic_gpio", SFI_DEV_TYPE_IPC, 1, _gpio_platform_data}, - {"spi_max3111", SFI_DEV_TYPE_SPI, 0, _platform_data}, - {"i2c_max7315", SFI_DEV_TYPE_I2C, 1, _platform_data}, - {"i2c_max7315_2", SFI_DEV_TYPE_I2C, 1, _platform_data}, - {"tca6416", SFI_DEV_TYPE_I2C, 1, _platform_data}, - {"emc1403", SFI_DEV_TYPE_I2C, 1, _platform_data}, - {"i2c_accel", SFI_DEV_TYPE_I2C, 0, _platform_data}, - {"pmic_audio", SFI_DEV_TYPE_IPC, 1, _platform_data}, - {"mpu3050", SFI_DEV_TYPE_I2C, 1, _platform_data}, - {"i2c_disp_brig", SFI_DEV_TYPE_I2C, 0, _platform_data}, + {"bma023", SFI_DEV_TYPE_I2C, 1, _platform_data, NULL}, + {"pmic_gpio", SFI_DEV_TYPE_SPI, 1, _gpio_platform_data, NULL}, + {"pmic_gpio", SFI_DEV_TYPE_IPC, 1, _gpio_platform_data, NULL}, + {"spi_max3111", SFI_DEV_TYPE_SPI, 0, _platform_data, NULL}, + {"i2c_max7315", SFI_DEV_TYPE_I2C, 1, _platform_data, NULL}, + {"i2c_max7315_2", SFI_DEV_TYPE_I2C, 1, _platform_data, NULL}, + {"tca6416", SFI_DEV_TYPE_I2C, 1, _platform_data, NULL}, + {"emc1403", SFI_DEV_TYPE_I2C, 1, _platform_data, NULL}, + {"i2c_accel", SFI_DEV_TYPE_I2C, 0, _platform_data, NULL}, + {"pmic_audio", SFI_DEV_TYPE_IPC, 1, _platform_data, NULL}, + {"mpu3050", SFI_DEV_TYPE_I2C, 1, _platform_data, NULL}, + {"i2c_disp_brig", SFI_DEV_TYPE_I2C, 0, _platform_data, NULL}, /* MSIC subdevices */ - {"msic_battery", SFI_DEV_TYPE_IPC, 1, _battery_platform_data}, - {"msic_gpio", SFI_DEV_TYPE_IPC, 1, _gpio_platform_data}, - {"msic_audio", SFI_DEV_TYPE_IPC, 1, _audio_platform_data}, - {"msic_power_btn", SFI_DEV_TYPE_IPC, 1, _power_btn_platform_data}, - {"msic_ocd", SFI_DEV_TYPE_IPC, 1, _ocd_platform_data}, - {"msic_thermal", SFI_DEV_TYPE_IPC, 1, _thermal_platform_data}, - - {}, + {"msic_battery", SFI_DEV_TYPE_IPC, 1, _battery_platform_data, NULL}, + {"msic_gpio", SFI_DEV_TYPE_IPC, 1, _gpio_platform_data, NULL}, + {"msic_audio", SFI_DEV_TYPE_IPC, 1, _audio_platform_data, NULL}, + {"msic_power_btn", SFI_DEV_TYPE_IPC, 1, _power_btn_platform_data, NULL}, + {"msic_ocd", SFI_DEV_TYPE_IPC, 1, _ocd_platform_data, NULL}, + {"msic_thermal", SFI_DEV_TYPE_IPC, 1, _thermal_platform_data, NULL}, + { 0 } }; #define MAX_IPCDEVS24 @@ -965,20 +967,24 @@ static int __init sfi_parse_devs(struct sfi_table_header *table) if ((dev == NULL) || (dev->get_platform_data == NULL)) continue; - switch (pentry->type) { - case SFI_DEV_TYPE_IPC: - sfi_handle_ipc_dev(pentry, dev); - break; - case SFI_DEV_TYPE_SPI: - sfi_handle_spi_dev(pentry, dev); - break; - case SFI_DEV_TYPE_I2C: - sfi_handle_i2c_dev(pentry, dev); - break; - case SFI_DEV_TYPE_UART: - case SFI_DEV_TYPE_HSI: - default: - break; + if (dev->device_handler) { + dev->device_handler(pentry, dev); + } else { + switch (pentry->type) { + case SFI_DEV_TYPE_IPC: + sfi_handle_ipc_dev(pentry, dev); + break; + case SFI_DEV_TYPE_SPI: + sfi_handle_spi_dev(pentry, dev); + break; + case SFI_DEV_TYPE_I2C: + sfi_handle_i2c_dev(pentry, dev); +
[PATCH v5 07/12] intel_mid: Added custom device_handler support
From: Kuppuswamy Sathyanarayanan sathyanarayanan.kuppusw...@linux.intel.com This patch provides a means to add custom handler for SFI devices. If you set device_handler as NULL in device_id table standard SFI device handler will be used. If its not NULL custom handler will be called. Signed-off-by: Kuppuswamy Sathyanarayanan sathyanarayanan.kuppusw...@linux.intel.com Signed-off-by: David Cohen david.a.co...@linux.intel.com --- arch/x86/platform/intel-mid/intel-mid.c | 74 ++--- 1 file changed, 40 insertions(+), 34 deletions(-) diff --git a/arch/x86/platform/intel-mid/intel-mid.c b/arch/x86/platform/intel-mid/intel-mid.c index f9c4be8..7bfd784 100644 --- a/arch/x86/platform/intel-mid/intel-mid.c +++ b/arch/x86/platform/intel-mid/intel-mid.c @@ -396,6 +396,9 @@ struct devs_id { u8 type; u8 delay; void *(*get_platform_data)(void *info); + /* Custom handler for devices */ + void (*device_handler)(struct sfi_device_table_entry *pentry, + struct devs_id *dev); }; /* the offset for the mapping of global gpio pin to irq */ @@ -690,28 +693,27 @@ static void *tc35876x_platform_data(void *data) } static const struct devs_id __initconst device_ids[] = { - {bma023, SFI_DEV_TYPE_I2C, 1, no_platform_data}, - {pmic_gpio, SFI_DEV_TYPE_SPI, 1, pmic_gpio_platform_data}, - {pmic_gpio, SFI_DEV_TYPE_IPC, 1, pmic_gpio_platform_data}, - {spi_max3111, SFI_DEV_TYPE_SPI, 0, max3111_platform_data}, - {i2c_max7315, SFI_DEV_TYPE_I2C, 1, max7315_platform_data}, - {i2c_max7315_2, SFI_DEV_TYPE_I2C, 1, max7315_platform_data}, - {tca6416, SFI_DEV_TYPE_I2C, 1, tca6416_platform_data}, - {emc1403, SFI_DEV_TYPE_I2C, 1, emc1403_platform_data}, - {i2c_accel, SFI_DEV_TYPE_I2C, 0, lis331dl_platform_data}, - {pmic_audio, SFI_DEV_TYPE_IPC, 1, no_platform_data}, - {mpu3050, SFI_DEV_TYPE_I2C, 1, mpu3050_platform_data}, - {i2c_disp_brig, SFI_DEV_TYPE_I2C, 0, tc35876x_platform_data}, + {bma023, SFI_DEV_TYPE_I2C, 1, no_platform_data, NULL}, + {pmic_gpio, SFI_DEV_TYPE_SPI, 1, pmic_gpio_platform_data, NULL}, + {pmic_gpio, SFI_DEV_TYPE_IPC, 1, pmic_gpio_platform_data, NULL}, + {spi_max3111, SFI_DEV_TYPE_SPI, 0, max3111_platform_data, NULL}, + {i2c_max7315, SFI_DEV_TYPE_I2C, 1, max7315_platform_data, NULL}, + {i2c_max7315_2, SFI_DEV_TYPE_I2C, 1, max7315_platform_data, NULL}, + {tca6416, SFI_DEV_TYPE_I2C, 1, tca6416_platform_data, NULL}, + {emc1403, SFI_DEV_TYPE_I2C, 1, emc1403_platform_data, NULL}, + {i2c_accel, SFI_DEV_TYPE_I2C, 0, lis331dl_platform_data, NULL}, + {pmic_audio, SFI_DEV_TYPE_IPC, 1, no_platform_data, NULL}, + {mpu3050, SFI_DEV_TYPE_I2C, 1, mpu3050_platform_data, NULL}, + {i2c_disp_brig, SFI_DEV_TYPE_I2C, 0, tc35876x_platform_data, NULL}, /* MSIC subdevices */ - {msic_battery, SFI_DEV_TYPE_IPC, 1, msic_battery_platform_data}, - {msic_gpio, SFI_DEV_TYPE_IPC, 1, msic_gpio_platform_data}, - {msic_audio, SFI_DEV_TYPE_IPC, 1, msic_audio_platform_data}, - {msic_power_btn, SFI_DEV_TYPE_IPC, 1, msic_power_btn_platform_data}, - {msic_ocd, SFI_DEV_TYPE_IPC, 1, msic_ocd_platform_data}, - {msic_thermal, SFI_DEV_TYPE_IPC, 1, msic_thermal_platform_data}, - - {}, + {msic_battery, SFI_DEV_TYPE_IPC, 1, msic_battery_platform_data, NULL}, + {msic_gpio, SFI_DEV_TYPE_IPC, 1, msic_gpio_platform_data, NULL}, + {msic_audio, SFI_DEV_TYPE_IPC, 1, msic_audio_platform_data, NULL}, + {msic_power_btn, SFI_DEV_TYPE_IPC, 1, msic_power_btn_platform_data, NULL}, + {msic_ocd, SFI_DEV_TYPE_IPC, 1, msic_ocd_platform_data, NULL}, + {msic_thermal, SFI_DEV_TYPE_IPC, 1, msic_thermal_platform_data, NULL}, + { 0 } }; #define MAX_IPCDEVS24 @@ -965,20 +967,24 @@ static int __init sfi_parse_devs(struct sfi_table_header *table) if ((dev == NULL) || (dev-get_platform_data == NULL)) continue; - switch (pentry-type) { - case SFI_DEV_TYPE_IPC: - sfi_handle_ipc_dev(pentry, dev); - break; - case SFI_DEV_TYPE_SPI: - sfi_handle_spi_dev(pentry, dev); - break; - case SFI_DEV_TYPE_I2C: - sfi_handle_i2c_dev(pentry, dev); - break; - case SFI_DEV_TYPE_UART: - case SFI_DEV_TYPE_HSI: - default: - break; + if (dev-device_handler) { + dev-device_handler(pentry, dev); + } else { + switch (pentry-type) { + case SFI_DEV_TYPE_IPC: + sfi_handle_ipc_dev(pentry, dev); + break; + case SFI_DEV_TYPE_SPI: