From e775fb93a880d218ce0b3fd405278dd78f86c405 Mon Sep 17 00:00:00 2001 From: Ben Hutchings Date: Mon, 23 Nov 2009 16:06:02 +0000 Subject: [PATCH] sfc: Move all I2C stuff into struct falcon_board Signed-off-by: Ben Hutchings Signed-off-by: David S. Miller --- drivers/net/sfc/falcon.c | 26 +++++++++++++++----------- drivers/net/sfc/falcon.h | 6 ++++-- drivers/net/sfc/falcon_boards.c | 18 ++++++++++-------- drivers/net/sfc/net_driver.h | 3 --- 4 files changed, 29 insertions(+), 24 deletions(-) diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c index 490bda0d010e..ff15b9dd3618 100644 --- a/drivers/net/sfc/falcon.c +++ b/drivers/net/sfc/falcon.c @@ -2799,6 +2799,7 @@ static void falcon_probe_spi_devices(struct efx_nic *efx) int falcon_probe_nic(struct efx_nic *efx) { struct falcon_nic_data *nic_data; + struct falcon_board *board; int rc; /* Allocate storage for hardware specific data */ @@ -2856,13 +2857,15 @@ int falcon_probe_nic(struct efx_nic *efx) goto fail5; /* Initialise I2C adapter */ - efx->i2c_adap.owner = THIS_MODULE; - nic_data->i2c_data = falcon_i2c_bit_operations; - nic_data->i2c_data.data = efx; - efx->i2c_adap.algo_data = &nic_data->i2c_data; - efx->i2c_adap.dev.parent = &efx->pci_dev->dev; - strlcpy(efx->i2c_adap.name, "SFC4000 GPIO", sizeof(efx->i2c_adap.name)); - rc = i2c_bit_add_bus(&efx->i2c_adap); + board = falcon_board(efx); + board->i2c_adap.owner = THIS_MODULE; + board->i2c_data = falcon_i2c_bit_operations; + board->i2c_data.data = efx; + board->i2c_adap.algo_data = &board->i2c_data; + board->i2c_adap.dev.parent = &efx->pci_dev->dev; + strlcpy(board->i2c_adap.name, "SFC4000 GPIO", + sizeof(board->i2c_adap.name)); + rc = i2c_bit_add_bus(&board->i2c_adap); if (rc) goto fail5; @@ -2875,8 +2878,8 @@ int falcon_probe_nic(struct efx_nic *efx) return 0; fail6: - BUG_ON(i2c_del_adapter(&efx->i2c_adap)); - memset(&efx->i2c_adap, 0, sizeof(efx->i2c_adap)); + BUG_ON(i2c_del_adapter(&board->i2c_adap)); + memset(&board->i2c_adap, 0, sizeof(board->i2c_adap)); fail5: falcon_remove_spi_devices(efx); falcon_free_buffer(efx, &efx->irq_status); @@ -3066,14 +3069,15 @@ int falcon_init_nic(struct efx_nic *efx) void falcon_remove_nic(struct efx_nic *efx) { struct falcon_nic_data *nic_data = efx->nic_data; + struct falcon_board *board = falcon_board(efx); int rc; falcon_board(efx)->fini(efx); /* Remove I2C adapter and clear it in preparation for a retry */ - rc = i2c_del_adapter(&efx->i2c_adap); + rc = i2c_del_adapter(&board->i2c_adap); BUG_ON(rc); - memset(&efx->i2c_adap, 0, sizeof(efx->i2c_adap)); + memset(&board->i2c_adap, 0, sizeof(board->i2c_adap)); falcon_remove_spi_devices(efx); falcon_free_buffer(efx, &efx->irq_status); diff --git a/drivers/net/sfc/falcon.h b/drivers/net/sfc/falcon.h index 3e9696c12caa..0da5ea7908b0 100644 --- a/drivers/net/sfc/falcon.h +++ b/drivers/net/sfc/falcon.h @@ -40,6 +40,8 @@ static inline int falcon_rev(struct efx_nic *efx) * @set_id_led: Set state of identifying LED or revert to automatic function * @monitor: Board-specific health check function * @fini: Shut down hardware and free resources + * @i2c_adap: I2C adapter for on-board peripherals + * @i2c_data: Data for bit-banging algorithm * @hwmon_client: I2C client for hardware monitor * @ioexp_client: I2C client for power/port control */ @@ -52,18 +54,18 @@ struct falcon_board { void (*set_id_led) (struct efx_nic *efx, enum efx_led_mode mode); int (*monitor) (struct efx_nic *nic); void (*fini) (struct efx_nic *nic); + struct i2c_adapter i2c_adap; + struct i2c_algo_bit_data i2c_data; struct i2c_client *hwmon_client, *ioexp_client; }; /** * struct falcon_nic_data - Falcon NIC state * @pci_dev2: The secondary PCI device if present - * @i2c_data: Operations and state for I2C bit-bashing algorithm * @board: Board state and functions */ struct falcon_nic_data { struct pci_dev *pci_dev2; - struct i2c_algo_bit_data i2c_data; struct falcon_board board; }; diff --git a/drivers/net/sfc/falcon_boards.c b/drivers/net/sfc/falcon_boards.c index 20aebe07fdf2..cdf7a0d6e386 100644 --- a/drivers/net/sfc/falcon_boards.c +++ b/drivers/net/sfc/falcon_boards.c @@ -51,7 +51,8 @@ static int efx_init_lm87(struct efx_nic *efx, struct i2c_board_info *info, const u8 *reg_values) { - struct i2c_client *client = i2c_new_device(&efx->i2c_adap, info); + struct falcon_board *board = falcon_board(efx); + struct i2c_client *client = i2c_new_device(&board->i2c_adap, info); int rc; if (!client) @@ -65,7 +66,7 @@ static int efx_init_lm87(struct efx_nic *efx, struct i2c_board_info *info, goto err; } - falcon_board(efx)->hwmon_client = client; + board->hwmon_client = client; return 0; err: @@ -290,10 +291,11 @@ fail_on: static int sfn4111t_reset(struct efx_nic *efx) { + struct falcon_board *board = falcon_board(efx); efx_oword_t reg; /* GPIO 3 and the GPIO register are shared with I2C, so block that */ - i2c_lock_adapter(&efx->i2c_adap); + i2c_lock_adapter(&board->i2c_adap); /* Pull RST_N (GPIO 2) low then let it up again, setting the * FLASH_CFG_1 strap (GPIO 3) appropriately. Only change the @@ -309,7 +311,7 @@ static int sfn4111t_reset(struct efx_nic *efx) efx_writeo(efx, ®, FR_AB_GPIO_CTL); msleep(1); - i2c_unlock_adapter(&efx->i2c_adap); + i2c_unlock_adapter(&board->i2c_adap); ssleep(1); return 0; @@ -416,10 +418,10 @@ static int sfe4001_init(struct efx_nic *efx) #if defined(CONFIG_SENSORS_LM90) || defined(CONFIG_SENSORS_LM90_MODULE) board->hwmon_client = - i2c_new_device(&efx->i2c_adap, &sfe4001_hwmon_info); + i2c_new_device(&board->i2c_adap, &sfe4001_hwmon_info); #else board->hwmon_client = - i2c_new_dummy(&efx->i2c_adap, sfe4001_hwmon_info.addr); + i2c_new_dummy(&board->i2c_adap, sfe4001_hwmon_info.addr); #endif if (!board->hwmon_client) return -EIO; @@ -430,7 +432,7 @@ static int sfe4001_init(struct efx_nic *efx) if (rc) goto fail_hwmon; - board->ioexp_client = i2c_new_dummy(&efx->i2c_adap, PCA9539); + board->ioexp_client = i2c_new_dummy(&board->i2c_adap, PCA9539); if (!board->ioexp_client) { rc = -EIO; goto fail_hwmon; @@ -522,7 +524,7 @@ static int sfn4111t_init(struct efx_nic *efx) int rc; board->hwmon_client = - i2c_new_device(&efx->i2c_adap, + i2c_new_device(&board->i2c_adap, (board->minor < 5) ? &sfn4111t_a0_hwmon_info : &sfn4111t_r5_hwmon_info); diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h index fdc9e157e513..55d45a77a107 100644 --- a/drivers/net/sfc/net_driver.h +++ b/drivers/net/sfc/net_driver.h @@ -639,7 +639,6 @@ union efx_multicast_hash { * @interrupt_mode: Interrupt mode * @irq_rx_adaptive: Adaptive IRQ moderation enabled for RX event queues * @irq_rx_moderation: IRQ moderation time for RX event queues - * @i2c_adap: I2C adapter * @state: Device state flag. Serialised by the rtnl_lock. * @reset_pending: Pending reset method (normally RESET_TYPE_NONE) * @tx_queue: TX DMA queues @@ -725,8 +724,6 @@ struct efx_nic { bool irq_rx_adaptive; unsigned int irq_rx_moderation; - struct i2c_adapter i2c_adap; - enum nic_state state; enum reset_type reset_pending; -- 2.30.2