diff options
Diffstat (limited to 'drivers/usb/serial/whiteheat.c')
| -rw-r--r-- | drivers/usb/serial/whiteheat.c | 77 |
1 files changed, 50 insertions, 27 deletions
diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c index f07e8a4..665aa77 100644 --- a/drivers/usb/serial/whiteheat.c +++ b/drivers/usb/serial/whiteheat.c @@ -81,7 +81,8 @@ #include <linux/serial_reg.h> #include <linux/serial.h> #include <linux/usb/serial.h> -#include "whiteheat_fw.h" /* firmware for the ConnectTech WhiteHEAT device */ +#include <linux/firmware.h> +#include <linux/ihex.h> #include "whiteheat.h" /* WhiteHEAT specific commands */ static int debug; @@ -279,37 +280,52 @@ static int firm_report_tx_done(struct usb_serial_port *port); */ static int whiteheat_firmware_download (struct usb_serial *serial, const struct usb_device_id *id) { - int response; - const struct whiteheat_hex_record *record; - + int response, ret = -ENOENT; + const struct firmware *loader_fw = NULL, *firmware_fw = NULL; + const struct ihex_binrec *record; + dbg("%s", __func__); - + + if (request_ihex_firmware(&firmware_fw, "whiteheat.fw", + &serial->dev->dev)) { + err("%s - request \"whiteheat.fw\" failed", __func__); + goto out; + } + if (request_ihex_firmware(&loader_fw, "whiteheat_loader.fw", + &serial->dev->dev)) { + err("%s - request \"whiteheat_loader.fw\" failed", __func__); + goto out; + } + ret = 0; response = ezusb_set_reset (serial, 1); - record = &whiteheat_loader[0]; - while (record->address != 0xffff) { - response = ezusb_writememory (serial, record->address, - (unsigned char *)record->data, record->data_size, 0xa0); + record = (const struct ihex_binrec *)loader_fw->data; + while (record) { + response = ezusb_writememory (serial, be32_to_cpu(record->addr), + (unsigned char *)record->data, + be16_to_cpu(record->len), 0xa0); if (response < 0) { err("%s - ezusb_writememory failed for loader (%d %04X %p %d)", - __func__, response, record->address, record->data, record->data_size); + __func__, response, be32_to_cpu(record->addr), + record->data, be16_to_cpu(record->len)); break; } - ++record; + record = ihex_next_binrec(record); } response = ezusb_set_reset (serial, 0); - record = &whiteheat_firmware[0]; - while (record->address < 0x1b40) { - ++record; - } - while (record->address != 0xffff) { - response = ezusb_writememory (serial, record->address, - (unsigned char *)record->data, record->data_size, 0xa3); + record = (const struct ihex_binrec *)firmware_fw->data; + while (record && be32_to_cpu(record->addr) < 0x1b40) + record = ihex_next_binrec(record); + while (record) { + response = ezusb_writememory (serial, be32_to_cpu(record->addr), + (unsigned char *)record->data, + be16_to_cpu(record->len), 0xa3); if (response < 0) { err("%s - ezusb_writememory failed for first firmware step (%d %04X %p %d)", - __func__, response, record->address, record->data, record->data_size); + __func__, response, be32_to_cpu(record->addr), + record->data, be16_to_cpu(record->len)); break; } ++record; @@ -317,21 +333,25 @@ static int whiteheat_firmware_download (struct usb_serial *serial, const struct response = ezusb_set_reset (serial, 1); - record = &whiteheat_firmware[0]; - while (record->address < 0x1b40) { - response = ezusb_writememory (serial, record->address, - (unsigned char *)record->data, record->data_size, 0xa0); + record = (const struct ihex_binrec *)firmware_fw->data; + while (record && be32_to_cpu(record->addr) < 0x1b40) { + response = ezusb_writememory (serial, be32_to_cpu(record->addr), + (unsigned char *)record->data, + be16_to_cpu(record->len), 0xa0); if (response < 0) { err("%s - ezusb_writememory failed for second firmware step (%d %04X %p %d)", - __func__, response, record->address, record->data, record->data_size); + __func__, response, be32_to_cpu(record->addr), + record->data, be16_to_cpu(record->len)); break; } ++record; } - + ret = 0; response = ezusb_set_reset (serial, 0); - - return 0; + out: + release_firmware(loader_fw); + release_firmware(firmware_fw); + return ret; } @@ -1503,6 +1523,9 @@ MODULE_AUTHOR( DRIVER_AUTHOR ); MODULE_DESCRIPTION( DRIVER_DESC ); MODULE_LICENSE("GPL"); +MODULE_FIRMWARE("whiteheat.fw"); +MODULE_FIRMWARE("whiteheat_loader.fw"); + module_param(urb_pool_size, int, 0); MODULE_PARM_DESC(urb_pool_size, "Number of urbs to use for buffering"); |
