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authorBen Hutchings <bhutchings@solarflare.com>2012-09-07 00:58:10 +0100
committerBen Hutchings <bhutchings@solarflare.com>2012-09-19 02:56:16 +0100
commitbfeed902946a31692e7a24ed355b6d13ac37d014 (patch)
tree4765f35704a687d1132565f966d8d3d03f165874 /drivers
parentsfc: Add support for IEEE-1588 PTP (diff)
downloadlinux-dev-bfeed902946a31692e7a24ed355b6d13ac37d014.tar.xz
linux-dev-bfeed902946a31692e7a24ed355b6d13ac37d014.zip
sfc: Convert firmware subtypes to native byte order in efx_mcdi_get_board_cfg()
On big-endian systems the MTD partition names currently have mangled subtype numbers and are not recognised by the firmware update tool (sfupdate). Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/sfc/mcdi.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/net/ethernet/sfc/mcdi.c b/drivers/net/ethernet/sfc/mcdi.c
index 294df4bca4a6..578e5f72aabe 100644
--- a/drivers/net/ethernet/sfc/mcdi.c
+++ b/drivers/net/ethernet/sfc/mcdi.c
@@ -661,9 +661,8 @@ int efx_mcdi_get_board_cfg(struct efx_nic *efx, u8 *mac_address,
u16 *fw_subtype_list, u32 *capabilities)
{
uint8_t outbuf[MC_CMD_GET_BOARD_CFG_OUT_LENMIN];
- size_t outlen;
+ size_t outlen, offset, i;
int port_num = efx_port_num(efx);
- int offset;
int rc;
BUILD_BUG_ON(MC_CMD_GET_BOARD_CFG_IN_LEN != 0);
@@ -683,11 +682,16 @@ int efx_mcdi_get_board_cfg(struct efx_nic *efx, u8 *mac_address,
: MC_CMD_GET_BOARD_CFG_OUT_MAC_ADDR_BASE_PORT0_OFST;
if (mac_address)
memcpy(mac_address, outbuf + offset, ETH_ALEN);
- if (fw_subtype_list)
- memcpy(fw_subtype_list,
- outbuf + MC_CMD_GET_BOARD_CFG_OUT_FW_SUBTYPE_LIST_OFST,
- MC_CMD_GET_BOARD_CFG_OUT_FW_SUBTYPE_LIST_MINNUM *
- sizeof(fw_subtype_list[0]));
+ if (fw_subtype_list) {
+ offset = MC_CMD_GET_BOARD_CFG_OUT_FW_SUBTYPE_LIST_OFST;
+ for (i = 0;
+ i < MC_CMD_GET_BOARD_CFG_OUT_FW_SUBTYPE_LIST_MINNUM;
+ i++) {
+ fw_subtype_list[i] =
+ le16_to_cpup((__le16 *)(outbuf + offset));
+ offset += 2;
+ }
+ }
if (capabilities) {
if (port_num)
*capabilities = MCDI_DWORD(outbuf,