diff options
Diffstat (limited to 'drivers/staging/rt2860/common/rtmp_mcu.c')
| -rw-r--r-- | drivers/staging/rt2860/common/rtmp_mcu.c | 167 |
1 files changed, 106 insertions, 61 deletions
diff --git a/drivers/staging/rt2860/common/rtmp_mcu.c b/drivers/staging/rt2860/common/rtmp_mcu.c index 9f03901433bb..844d4b987b78 100644 --- a/drivers/staging/rt2860/common/rtmp_mcu.c +++ b/drivers/staging/rt2860/common/rtmp_mcu.c @@ -37,35 +37,38 @@ #include "../rt_config.h" -#if defined(RT2860) || defined(RT3090) -#include "firmware.h" -#include "../../rt3090/firmware.h" -#endif -#ifdef RT2870 -#include "../../rt3070/firmware.h" -#include "firmware_3070.h" -#endif - -#include <linux/bitrev.h> +#include <linux/crc-ccitt.h> +#include <linux/firmware.h> #ifdef RTMP_MAC_USB -/* */ -/* RT2870 Firmware Spec only used 1 oct for version expression */ -/* */ -#define FIRMWARE_MINOR_VERSION 7 -#endif /* RTMP_MAC_USB // */ -/* New 8k byte firmware size for RT3071/RT3072 */ -#define FIRMWAREIMAGE_MAX_LENGTH 0x2000 -#define FIRMWAREIMAGE_LENGTH (sizeof (FirmwareImage) / sizeof(u8)) -#define FIRMWARE_MAJOR_VERSION 0 +#define FIRMWAREIMAGE_LENGTH 0x1000 -#define FIRMWAREIMAGEV1_LENGTH 0x1000 -#define FIRMWAREIMAGEV2_LENGTH 0x1000 +#define FIRMWARE_2870_MIN_VERSION 12 +#define FIRMWARE_2870_FILENAME "rt2870.bin" +MODULE_FIRMWARE(FIRMWARE_2870_FILENAME); -#ifdef RTMP_MAC_PCI -#define FIRMWARE_MINOR_VERSION 2 -#endif /* RTMP_MAC_PCI // */ +#define FIRMWARE_3070_MIN_VERSION 17 +#define FIRMWARE_3070_FILENAME "rt3070.bin" +MODULE_FIRMWARE(FIRMWARE_3070_FILENAME); + +#define FIRMWARE_3071_MIN_VERSION 17 +#define FIRMWARE_3071_FILENAME "rt3071.bin" /* for RT3071/RT3072 */ +MODULE_FIRMWARE(FIRMWARE_3071_FILENAME); + +#else /* RTMP_MAC_PCI */ + +#define FIRMWAREIMAGE_LENGTH 0x2000 + +#define FIRMWARE_2860_MIN_VERSION 11 +#define FIRMWARE_2860_FILENAME "rt2860.bin" +MODULE_FIRMWARE(FIRMWARE_2860_FILENAME); + +#define FIRMWARE_3090_MIN_VERSION 19 +#define FIRMWARE_3090_FILENAME "rt3090.bin" /* for RT3090/RT3390 */ +MODULE_FIRMWARE(FIRMWARE_3090_FILENAME); + +#endif /* ======================================================================== @@ -90,6 +93,78 @@ int RtmpAsicEraseFirmware(struct rt_rtmp_adapter *pAd) return 0; } +static const struct firmware *rtmp_get_firmware(struct rt_rtmp_adapter *adapter) +{ + const char *name; + const struct firmware *fw = NULL; + u8 min_version; + struct device *dev; + int err; + + if (adapter->firmware) + return adapter->firmware; + +#ifdef RTMP_MAC_USB + if (IS_RT3071(adapter)) { + name = FIRMWARE_3071_FILENAME; + min_version = FIRMWARE_3071_MIN_VERSION; + } else if (IS_RT3070(adapter)) { + name = FIRMWARE_3070_FILENAME; + min_version = FIRMWARE_3070_MIN_VERSION; + } else { + name = FIRMWARE_2870_FILENAME; + min_version = FIRMWARE_2870_MIN_VERSION; + } + dev = &((struct os_cookie *)adapter->OS_Cookie)->pUsb_Dev->dev; +#else /* RTMP_MAC_PCI */ + if (IS_RT3090(adapter) || IS_RT3390(adapter)) { + name = FIRMWARE_3090_FILENAME; + min_version = FIRMWARE_3090_MIN_VERSION; + } else { + name = FIRMWARE_2860_FILENAME; + min_version = FIRMWARE_2860_MIN_VERSION; + } + dev = &((struct os_cookie *)adapter->OS_Cookie)->pci_dev->dev; +#endif + + err = request_firmware(&fw, name, dev); + if (err) { + dev_err(dev, "firmware file %s request failed (%d)\n", + name, err); + return NULL; + } + + if (fw->size < FIRMWAREIMAGE_LENGTH) { + dev_err(dev, "firmware file %s size is invalid\n", name); + goto invalid; + } + + /* is it new enough? */ + adapter->FirmwareVersion = fw->data[FIRMWAREIMAGE_LENGTH - 3]; + if (adapter->FirmwareVersion < min_version) { + dev_err(dev, + "firmware file %s is too old;" + " driver requires v%d or later\n", + name, min_version); + goto invalid; + } + + /* is the internal CRC correct? */ + if (crc_ccitt(0xffff, fw->data, FIRMWAREIMAGE_LENGTH - 2) != + (fw->data[FIRMWAREIMAGE_LENGTH - 2] | + (fw->data[FIRMWAREIMAGE_LENGTH - 1] << 8))) { + dev_err(dev, "firmware file %s failed internal CRC\n", name); + goto invalid; + } + + adapter->firmware = fw; + return fw; + +invalid: + release_firmware(fw); + return NULL; +} + /* ======================================================================== @@ -109,46 +184,16 @@ int RtmpAsicEraseFirmware(struct rt_rtmp_adapter *pAd) */ int RtmpAsicLoadFirmware(struct rt_rtmp_adapter *pAd) { - + const struct firmware *fw; int Status = NDIS_STATUS_SUCCESS; - u8 *pFirmwareImage = NULL; - unsigned long FileLength, Index; + unsigned long Index; u32 MacReg = 0; -#ifdef RTMP_MAC_USB - u32 Version = (pAd->MACVersion >> 16); -#endif - /* New 8k byte firmware size for RT3071/RT3072 */ - { -#ifdef RTMP_MAC_PCI - if (IS_RT3090(pAd) || IS_RT3390(pAd)) { - pFirmwareImage = FirmwareImage_3090; - FileLength = FIRMWAREIMAGE_MAX_LENGTH; - } else { - pFirmwareImage = FirmwareImage_2860; - FileLength = FIRMWAREIMAGE_MAX_LENGTH; - } -#endif /* RTMP_MAC_PCI // */ -#ifdef RTMP_MAC_USB - /* the firmware image consists of two parts */ - if ((Version != 0x2860) && (Version != 0x2872) && (Version != 0x3070)) { /* use the second part */ - /*printk("KH:Use New Version,part2\n"); */ - pFirmwareImage = - (u8 *)& - FirmwareImage_3070[FIRMWAREIMAGEV1_LENGTH]; - FileLength = FIRMWAREIMAGEV2_LENGTH; - } else { - /*printk("KH:Use New Version,part1\n"); */ - if (Version == 0x3070) - pFirmwareImage = FirmwareImage_3070; - else - pFirmwareImage = FirmwareImage_2870; - FileLength = FIRMWAREIMAGEV1_LENGTH; - } -#endif /* RTMP_MAC_USB // */ - } + fw = rtmp_get_firmware(pAd); + if (!fw) + return NDIS_STATUS_FAILURE; - RTMP_WRITE_FIRMWARE(pAd, pFirmwareImage, FileLength); + RTMP_WRITE_FIRMWARE(pAd, fw->data, FIRMWAREIMAGE_LENGTH); /* check if MCU is ready */ Index = 0; @@ -221,7 +266,7 @@ int RtmpAsicSendCommandToMcu(struct rt_rtmp_adapter *pAd, ("AsicSendCommanToMcu::Mail box is busy\n")); } while (i++ < 100); - if (i >= 100) { + if (i > 100) { DBGPRINT_ERR(("H2M_MAILBOX still hold by MCU. command fail\n")); return FALSE; } |