diff options
| -rw-r--r-- | drivers/input/mouse/elan_i2c.h | 3 | ||||
| -rw-r--r-- | drivers/input/mouse/elan_i2c_core.c | 22 |
2 files changed, 18 insertions, 7 deletions
diff --git a/drivers/input/mouse/elan_i2c.h b/drivers/input/mouse/elan_i2c.h index ff622a1b0c2c..73670f2aebfd 100644 --- a/drivers/input/mouse/elan_i2c.h +++ b/drivers/input/mouse/elan_i2c.h @@ -28,7 +28,8 @@ #define ETP_PRESSURE_OFFSET 25 /* IAP Firmware handling */ -#define ETP_FW_NAME "elan_i2c.bin" +#define ETP_PRODUCT_ID_FORMAT_STRING "%d.0" +#define ETP_FW_NAME "elan_i2c_" ETP_PRODUCT_ID_FORMAT_STRING ".bin" #define ETP_IAP_START_ADDR 0x0083 #define ETP_FW_IAP_PAGE_ERR (1 << 5) #define ETP_FW_IAP_INTF_ERR (1 << 4) diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c index b4cfd18cdaca..62641f2adaf7 100644 --- a/drivers/input/mouse/elan_i2c_core.c +++ b/drivers/input/mouse/elan_i2c_core.c @@ -4,7 +4,7 @@ * Copyright (c) 2013 ELAN Microelectronics Corp. * * Author: 林政維 (Duson Lin) <dusonlin@emc.com.tw> - * Version: 1.5.8 + * Version: 1.5.9 * * Based on cyapa driver: * copyright (c) 2011-2012 Cypress Semiconductor, Inc. @@ -40,7 +40,7 @@ #include "elan_i2c.h" #define DRIVER_NAME "elan_i2c" -#define ELAN_DRIVER_VERSION "1.5.8" +#define ELAN_DRIVER_VERSION "1.5.9" #define ETP_MAX_PRESSURE 255 #define ETP_FWIDTH_REDUCE 90 #define ETP_FINGER_WIDTH 15 @@ -438,7 +438,8 @@ static ssize_t elan_sysfs_read_product_id(struct device *dev, struct i2c_client *client = to_i2c_client(dev); struct elan_tp_data *data = i2c_get_clientdata(client); - return sprintf(buf, "%d.0\n", data->product_id); + return sprintf(buf, ETP_PRODUCT_ID_FORMAT_STRING "\n", + data->product_id); } static ssize_t elan_sysfs_read_fw_ver(struct device *dev, @@ -477,14 +478,23 @@ static ssize_t elan_sysfs_update_fw(struct device *dev, { struct elan_tp_data *data = dev_get_drvdata(dev); const struct firmware *fw; + char *fw_name; int error; const u8 *fw_signature; static const u8 signature[] = {0xAA, 0x55, 0xCC, 0x33, 0xFF, 0xFF}; - error = request_firmware(&fw, ETP_FW_NAME, dev); + /* Look for a firmware with the product id appended. */ + fw_name = kasprintf(GFP_KERNEL, ETP_FW_NAME, data->product_id); + if (!fw_name) { + dev_err(dev, "failed to allocate memory for firmware name\n"); + return -ENOMEM; + } + + dev_info(dev, "requesting fw '%s'\n", fw_name); + error = request_firmware(&fw, fw_name, dev); + kfree(fw_name); if (error) { - dev_err(dev, "cannot load firmware %s: %d\n", - ETP_FW_NAME, error); + dev_err(dev, "failed to request firmware: %d\n", error); return error; } |