diff options
Diffstat (limited to 'drivers/net/sfc/base/ef10_phy.c')
| -rw-r--r-- | drivers/net/sfc/base/ef10_phy.c | 35 |
1 files changed, 22 insertions, 13 deletions
diff --git a/drivers/net/sfc/base/ef10_phy.c b/drivers/net/sfc/base/ef10_phy.c index 81309f29..55403f7c 100644 --- a/drivers/net/sfc/base/ef10_phy.c +++ b/drivers/net/sfc/base/ef10_phy.c @@ -202,11 +202,10 @@ ef10_phy_get_link( __out ef10_link_state_t *elsp) { efx_mcdi_req_t req; - uint8_t payload[MAX(MC_CMD_GET_LINK_IN_LEN, - MC_CMD_GET_LINK_OUT_LEN)]; + EFX_MCDI_DECLARE_BUF(payload, MC_CMD_GET_LINK_IN_LEN, + MC_CMD_GET_LINK_OUT_LEN); efx_rc_t rc; - (void) memset(payload, 0, sizeof (payload)); req.emr_cmd = MC_CMD_GET_LINK; req.emr_in_buf = payload; req.emr_in_length = MC_CMD_GET_LINK_IN_LEN; @@ -277,8 +276,8 @@ ef10_phy_reconfigure( { efx_port_t *epp = &(enp->en_port); efx_mcdi_req_t req; - uint8_t payload[MAX(MC_CMD_SET_LINK_IN_LEN, - MC_CMD_SET_LINK_OUT_LEN)]; + EFX_MCDI_DECLARE_BUF(payload, MC_CMD_SET_LINK_IN_LEN, + MC_CMD_SET_LINK_OUT_LEN); uint32_t cap_mask; unsigned int led_mode; unsigned int speed; @@ -290,7 +289,6 @@ ef10_phy_reconfigure( if (supported == B_FALSE) goto out; - (void) memset(payload, 0, sizeof (payload)); req.emr_cmd = MC_CMD_SET_LINK; req.emr_in_buf = payload; req.emr_in_length = MC_CMD_SET_LINK_IN_LEN; @@ -404,12 +402,11 @@ ef10_phy_verify( __in efx_nic_t *enp) { efx_mcdi_req_t req; - uint8_t payload[MAX(MC_CMD_GET_PHY_STATE_IN_LEN, - MC_CMD_GET_PHY_STATE_OUT_LEN)]; + EFX_MCDI_DECLARE_BUF(payload, MC_CMD_GET_PHY_STATE_IN_LEN, + MC_CMD_GET_PHY_STATE_OUT_LEN); uint32_t state; efx_rc_t rc; - (void) memset(payload, 0, sizeof (payload)); req.emr_cmd = MC_CMD_GET_PHY_STATE; req.emr_in_buf = payload; req.emr_in_length = MC_CMD_GET_PHY_STATE_IN_LEN; @@ -523,22 +520,34 @@ ef10_bist_poll( unsigned long *valuesp, __in size_t count) { + /* + * MCDI_CTL_SDU_LEN_MAX_V1 is large enough cover all BIST results, + * whilst not wasting stack. + */ + EFX_MCDI_DECLARE_BUF(payload, MC_CMD_POLL_BIST_IN_LEN, + MCDI_CTL_SDU_LEN_MAX_V1); efx_nic_cfg_t *encp = &(enp->en_nic_cfg); efx_mcdi_req_t req; - uint8_t payload[MAX(MC_CMD_POLL_BIST_IN_LEN, - MCDI_CTL_SDU_LEN_MAX)]; uint32_t value_mask = 0; uint32_t result; efx_rc_t rc; + EFX_STATIC_ASSERT(MC_CMD_POLL_BIST_OUT_LEN <= + MCDI_CTL_SDU_LEN_MAX_V1); + EFX_STATIC_ASSERT(MC_CMD_POLL_BIST_OUT_SFT9001_LEN <= + MCDI_CTL_SDU_LEN_MAX_V1); + EFX_STATIC_ASSERT(MC_CMD_POLL_BIST_OUT_MRSFP_LEN <= + MCDI_CTL_SDU_LEN_MAX_V1); + EFX_STATIC_ASSERT(MC_CMD_POLL_BIST_OUT_MEM_LEN <= + MCDI_CTL_SDU_LEN_MAX_V1); + _NOTE(ARGUNUSED(type)) - (void) memset(payload, 0, sizeof (payload)); req.emr_cmd = MC_CMD_POLL_BIST; req.emr_in_buf = payload; req.emr_in_length = MC_CMD_POLL_BIST_IN_LEN; req.emr_out_buf = payload; - req.emr_out_length = MCDI_CTL_SDU_LEN_MAX; + req.emr_out_length = MCDI_CTL_SDU_LEN_MAX_V1; efx_mcdi_execute(enp, &req); |