diff options
Diffstat (limited to 'drivers/net/cxgb3/cxgb3_main.c')
| -rw-r--r-- | drivers/net/cxgb3/cxgb3_main.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c index 538dda4422dc..27e7ef592b59 100644 --- a/drivers/net/cxgb3/cxgb3_main.c +++ b/drivers/net/cxgb3/cxgb3_main.c @@ -964,6 +964,75 @@ static int bind_qsets(struct adapter *adap) #define FW_FNAME "cxgb3/t3fw-%d.%d.%d.bin" #define TPSRAM_NAME "cxgb3/t3%c_psram-%d.%d.%d.bin" +#define AEL2005_OPT_EDC_NAME "cxgb3/ael2005_opt_edc.bin" +#define AEL2005_TWX_EDC_NAME "cxgb3/ael2005_twx_edc.bin" +#define AEL2020_TWX_EDC_NAME "cxgb3/ael2005_twx_edc.bin" + +static inline const char *get_edc_fw_name(int edc_idx) +{ + const char *fw_name = NULL; + + switch (edc_idx) { + case EDC_OPT_AEL2005: + fw_name = AEL2005_OPT_EDC_NAME; + break; + case EDC_TWX_AEL2005: + fw_name = AEL2005_TWX_EDC_NAME; + break; + case EDC_TWX_AEL2020: + fw_name = AEL2020_TWX_EDC_NAME; + break; + } + return fw_name; +} + +int t3_get_edc_fw(struct cphy *phy, int edc_idx, int size) +{ + struct adapter *adapter = phy->adapter; + const struct firmware *fw; + char buf[64]; + u32 csum; + const __be32 *p; + u16 *cache = phy->phy_cache; + int i, ret; + + snprintf(buf, sizeof(buf), get_edc_fw_name(edc_idx)); + + ret = request_firmware(&fw, buf, &adapter->pdev->dev); + if (ret < 0) { + dev_err(&adapter->pdev->dev, + "could not upgrade firmware: unable to load %s\n", + buf); + return ret; + } + + /* check size, take checksum in account */ + if (fw->size > size + 4) { + CH_ERR(adapter, "firmware image too large %u, expected %d\n", + (unsigned int)fw->size, size + 4); + ret = -EINVAL; + } + + /* compute checksum */ + p = (const __be32 *)fw->data; + for (csum = 0, i = 0; i < fw->size / sizeof(csum); i++) + csum += ntohl(p[i]); + + if (csum != 0xffffffff) { + CH_ERR(adapter, "corrupted firmware image, checksum %u\n", + csum); + ret = -EINVAL; + } + + for (i = 0; i < size / 4 ; i++) { + *cache++ = (be32_to_cpu(p[i]) & 0xffff0000) >> 16; + *cache++ = be32_to_cpu(p[i]) & 0xffff; + } + + release_firmware(fw); + + return ret; +} static int upgrade_fw(struct adapter *adap) { |