diff options
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_adminq.c')
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_adminq.c | 229 |
1 files changed, 101 insertions, 128 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq.c b/drivers/net/ethernet/intel/i40e/i40e_adminq.c index 9ce6e633cc..f73f5930fc 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_adminq.c +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq.c @@ -9,40 +9,6 @@ static void i40e_resume_aq(struct i40e_hw *hw); /** - * i40e_adminq_init_regs - Initialize AdminQ registers - * @hw: pointer to the hardware structure - * - * This assumes the alloc_asq and alloc_arq functions have already been called - **/ -static void i40e_adminq_init_regs(struct i40e_hw *hw) -{ - /* set head and tail registers in our local struct */ - if (i40e_is_vf(hw)) { - hw->aq.asq.tail = I40E_VF_ATQT1; - hw->aq.asq.head = I40E_VF_ATQH1; - hw->aq.asq.len = I40E_VF_ATQLEN1; - hw->aq.asq.bal = I40E_VF_ATQBAL1; - hw->aq.asq.bah = I40E_VF_ATQBAH1; - hw->aq.arq.tail = I40E_VF_ARQT1; - hw->aq.arq.head = I40E_VF_ARQH1; - hw->aq.arq.len = I40E_VF_ARQLEN1; - hw->aq.arq.bal = I40E_VF_ARQBAL1; - hw->aq.arq.bah = I40E_VF_ARQBAH1; - } else { - hw->aq.asq.tail = I40E_PF_ATQT; - hw->aq.asq.head = I40E_PF_ATQH; - hw->aq.asq.len = I40E_PF_ATQLEN; - hw->aq.asq.bal = I40E_PF_ATQBAL; - hw->aq.asq.bah = I40E_PF_ATQBAH; - hw->aq.arq.tail = I40E_PF_ARQT; - hw->aq.arq.head = I40E_PF_ARQH; - hw->aq.arq.len = I40E_PF_ARQLEN; - hw->aq.arq.bal = I40E_PF_ARQBAL; - hw->aq.arq.bah = I40E_PF_ARQBAH; - } -} - -/** * i40e_alloc_adminq_asq_ring - Allocate Admin Queue send rings * @hw: pointer to the hardware structure **/ @@ -267,17 +233,17 @@ static int i40e_config_asq_regs(struct i40e_hw *hw) u32 reg = 0; /* Clear Head and Tail */ - wr32(hw, hw->aq.asq.head, 0); - wr32(hw, hw->aq.asq.tail, 0); + wr32(hw, I40E_PF_ATQH, 0); + wr32(hw, I40E_PF_ATQT, 0); /* set starting point */ - wr32(hw, hw->aq.asq.len, (hw->aq.num_asq_entries | + wr32(hw, I40E_PF_ATQLEN, (hw->aq.num_asq_entries | I40E_PF_ATQLEN_ATQENABLE_MASK)); - wr32(hw, hw->aq.asq.bal, lower_32_bits(hw->aq.asq.desc_buf.pa)); - wr32(hw, hw->aq.asq.bah, upper_32_bits(hw->aq.asq.desc_buf.pa)); + wr32(hw, I40E_PF_ATQBAL, lower_32_bits(hw->aq.asq.desc_buf.pa)); + wr32(hw, I40E_PF_ATQBAH, upper_32_bits(hw->aq.asq.desc_buf.pa)); /* Check one register to verify that config was applied */ - reg = rd32(hw, hw->aq.asq.bal); + reg = rd32(hw, I40E_PF_ATQBAL); if (reg != lower_32_bits(hw->aq.asq.desc_buf.pa)) ret_code = -EIO; @@ -296,20 +262,20 @@ static int i40e_config_arq_regs(struct i40e_hw *hw) u32 reg = 0; /* Clear Head and Tail */ - wr32(hw, hw->aq.arq.head, 0); - wr32(hw, hw->aq.arq.tail, 0); + wr32(hw, I40E_PF_ARQH, 0); + wr32(hw, I40E_PF_ARQT, 0); /* set starting point */ - wr32(hw, hw->aq.arq.len, (hw->aq.num_arq_entries | + wr32(hw, I40E_PF_ARQLEN, (hw->aq.num_arq_entries | I40E_PF_ARQLEN_ARQENABLE_MASK)); - wr32(hw, hw->aq.arq.bal, lower_32_bits(hw->aq.arq.desc_buf.pa)); - wr32(hw, hw->aq.arq.bah, upper_32_bits(hw->aq.arq.desc_buf.pa)); + wr32(hw, I40E_PF_ARQBAL, lower_32_bits(hw->aq.arq.desc_buf.pa)); + wr32(hw, I40E_PF_ARQBAH, upper_32_bits(hw->aq.arq.desc_buf.pa)); /* Update tail in the HW to post pre-allocated buffers */ - wr32(hw, hw->aq.arq.tail, hw->aq.num_arq_entries - 1); + wr32(hw, I40E_PF_ARQT, hw->aq.num_arq_entries - 1); /* Check one register to verify that config was applied */ - reg = rd32(hw, hw->aq.arq.bal); + reg = rd32(hw, I40E_PF_ARQBAL); if (reg != lower_32_bits(hw->aq.arq.desc_buf.pa)) ret_code = -EIO; @@ -452,11 +418,11 @@ static int i40e_shutdown_asq(struct i40e_hw *hw) } /* Stop firmware AdminQ processing */ - wr32(hw, hw->aq.asq.head, 0); - wr32(hw, hw->aq.asq.tail, 0); - wr32(hw, hw->aq.asq.len, 0); - wr32(hw, hw->aq.asq.bal, 0); - wr32(hw, hw->aq.asq.bah, 0); + wr32(hw, I40E_PF_ATQH, 0); + wr32(hw, I40E_PF_ATQT, 0); + wr32(hw, I40E_PF_ATQLEN, 0); + wr32(hw, I40E_PF_ATQBAL, 0); + wr32(hw, I40E_PF_ATQBAH, 0); hw->aq.asq.count = 0; /* to indicate uninitialized queue */ @@ -486,11 +452,11 @@ static int i40e_shutdown_arq(struct i40e_hw *hw) } /* Stop firmware AdminQ processing */ - wr32(hw, hw->aq.arq.head, 0); - wr32(hw, hw->aq.arq.tail, 0); - wr32(hw, hw->aq.arq.len, 0); - wr32(hw, hw->aq.arq.bal, 0); - wr32(hw, hw->aq.arq.bah, 0); + wr32(hw, I40E_PF_ARQH, 0); + wr32(hw, I40E_PF_ARQT, 0); + wr32(hw, I40E_PF_ARQLEN, 0); + wr32(hw, I40E_PF_ARQBAL, 0); + wr32(hw, I40E_PF_ARQBAH, 0); hw->aq.arq.count = 0; /* to indicate uninitialized queue */ @@ -503,44 +469,76 @@ shutdown_arq_out: } /** - * i40e_set_hw_flags - set HW flags + * i40e_set_hw_caps - set HW flags * @hw: pointer to the hardware structure **/ -static void i40e_set_hw_flags(struct i40e_hw *hw) +static void i40e_set_hw_caps(struct i40e_hw *hw) { - struct i40e_adminq_info *aq = &hw->aq; - - hw->flags = 0; + bitmap_zero(hw->caps, I40E_HW_CAPS_NBITS); switch (hw->mac.type) { case I40E_MAC_XL710: - if (aq->api_maj_ver > 1 || - (aq->api_maj_ver == 1 && - aq->api_min_ver >= I40E_MINOR_VER_GET_LINK_INFO_XL710)) { - hw->flags |= I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE; - hw->flags |= I40E_HW_FLAG_FW_LLDP_STOPPABLE; + if (i40e_is_aq_api_ver_ge(hw, 1, + I40E_MINOR_VER_GET_LINK_INFO_XL710)) { + set_bit(I40E_HW_CAP_AQ_PHY_ACCESS, hw->caps); + set_bit(I40E_HW_CAP_FW_LLDP_STOPPABLE, hw->caps); /* The ability to RX (not drop) 802.1ad frames */ - hw->flags |= I40E_HW_FLAG_802_1AD_CAPABLE; + set_bit(I40E_HW_CAP_802_1AD, hw->caps); + } + if (i40e_is_aq_api_ver_ge(hw, 1, 5)) { + /* Supported in FW API version higher than 1.4 */ + set_bit(I40E_HW_CAP_GENEVE_OFFLOAD, hw->caps); + } + if (i40e_is_fw_ver_lt(hw, 4, 33)) { + set_bit(I40E_HW_CAP_RESTART_AUTONEG, hw->caps); + /* No DCB support for FW < v4.33 */ + set_bit(I40E_HW_CAP_NO_DCB_SUPPORT, hw->caps); + } + if (i40e_is_fw_ver_lt(hw, 4, 3)) { + /* Disable FW LLDP if FW < v4.3 */ + set_bit(I40E_HW_CAP_STOP_FW_LLDP, hw->caps); + } + if (i40e_is_fw_ver_ge(hw, 4, 40)) { + /* Use the FW Set LLDP MIB API if FW >= v4.40 */ + set_bit(I40E_HW_CAP_USE_SET_LLDP_MIB, hw->caps); + } + if (i40e_is_fw_ver_ge(hw, 6, 0)) { + /* Enable PTP L4 if FW > v6.0 */ + set_bit(I40E_HW_CAP_PTP_L4, hw->caps); } break; case I40E_MAC_X722: - hw->flags |= I40E_HW_FLAG_AQ_SRCTL_ACCESS_ENABLE | - I40E_HW_FLAG_NVM_READ_REQUIRES_LOCK; + set_bit(I40E_HW_CAP_AQ_SRCTL_ACCESS_ENABLE, hw->caps); + set_bit(I40E_HW_CAP_NVM_READ_REQUIRES_LOCK, hw->caps); + set_bit(I40E_HW_CAP_RSS_AQ, hw->caps); + set_bit(I40E_HW_CAP_128_QP_RSS, hw->caps); + set_bit(I40E_HW_CAP_ATR_EVICT, hw->caps); + set_bit(I40E_HW_CAP_WB_ON_ITR, hw->caps); + set_bit(I40E_HW_CAP_MULTI_TCP_UDP_RSS_PCTYPE, hw->caps); + set_bit(I40E_HW_CAP_NO_PCI_LINK_CHECK, hw->caps); + set_bit(I40E_HW_CAP_USE_SET_LLDP_MIB, hw->caps); + set_bit(I40E_HW_CAP_GENEVE_OFFLOAD, hw->caps); + set_bit(I40E_HW_CAP_PTP_L4, hw->caps); + set_bit(I40E_HW_CAP_WOL_MC_MAGIC_PKT_WAKE, hw->caps); + set_bit(I40E_HW_CAP_OUTER_UDP_CSUM, hw->caps); + + if (rd32(hw, I40E_GLQF_FDEVICTENA(1)) != + I40E_FDEVICT_PCTYPE_DEFAULT) { + hw_warn(hw, "FD EVICT PCTYPES are not right, disable FD HW EVICT\n"); + clear_bit(I40E_HW_CAP_ATR_EVICT, hw->caps); + } - if (aq->api_maj_ver > 1 || - (aq->api_maj_ver == 1 && - aq->api_min_ver >= I40E_MINOR_VER_FW_LLDP_STOPPABLE_X722)) - hw->flags |= I40E_HW_FLAG_FW_LLDP_STOPPABLE; + if (i40e_is_aq_api_ver_ge(hw, 1, + I40E_MINOR_VER_FW_LLDP_STOPPABLE_X722)) + set_bit(I40E_HW_CAP_FW_LLDP_STOPPABLE, hw->caps); - if (aq->api_maj_ver > 1 || - (aq->api_maj_ver == 1 && - aq->api_min_ver >= I40E_MINOR_VER_GET_LINK_INFO_X722)) - hw->flags |= I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE; + if (i40e_is_aq_api_ver_ge(hw, 1, + I40E_MINOR_VER_GET_LINK_INFO_X722)) + set_bit(I40E_HW_CAP_AQ_PHY_ACCESS, hw->caps); - if (aq->api_maj_ver > 1 || - (aq->api_maj_ver == 1 && - aq->api_min_ver >= I40E_MINOR_VER_FW_REQUEST_FEC_X722)) - hw->flags |= I40E_HW_FLAG_X722_FEC_REQUEST_CAPABLE; + if (i40e_is_aq_api_ver_ge(hw, 1, + I40E_MINOR_VER_FW_REQUEST_FEC_X722)) + set_bit(I40E_HW_CAP_X722_FEC_REQUEST, hw->caps); fallthrough; default: @@ -548,22 +546,18 @@ static void i40e_set_hw_flags(struct i40e_hw *hw) } /* Newer versions of firmware require lock when reading the NVM */ - if (aq->api_maj_ver > 1 || - (aq->api_maj_ver == 1 && - aq->api_min_ver >= 5)) - hw->flags |= I40E_HW_FLAG_NVM_READ_REQUIRES_LOCK; - - if (aq->api_maj_ver > 1 || - (aq->api_maj_ver == 1 && - aq->api_min_ver >= 8)) { - hw->flags |= I40E_HW_FLAG_FW_LLDP_PERSISTENT; - hw->flags |= I40E_HW_FLAG_DROP_MODE; - } + if (i40e_is_aq_api_ver_ge(hw, 1, 5)) + set_bit(I40E_HW_CAP_NVM_READ_REQUIRES_LOCK, hw->caps); + + /* The ability to RX (not drop) 802.1ad frames was added in API 1.7 */ + if (i40e_is_aq_api_ver_ge(hw, 1, 7)) + set_bit(I40E_HW_CAP_802_1AD, hw->caps); + + if (i40e_is_aq_api_ver_ge(hw, 1, 8)) + set_bit(I40E_HW_CAP_FW_LLDP_PERSISTENT, hw->caps); - if (aq->api_maj_ver > 1 || - (aq->api_maj_ver == 1 && - aq->api_min_ver >= 9)) - hw->flags |= I40E_HW_FLAG_AQ_PHY_ACCESS_EXTENDED; + if (i40e_is_aq_api_ver_ge(hw, 1, 9)) + set_bit(I40E_HW_CAP_AQ_PHY_ACCESS_EXTENDED, hw->caps); } /** @@ -593,9 +587,6 @@ int i40e_init_adminq(struct i40e_hw *hw) goto init_adminq_exit; } - /* Set up register offsets */ - i40e_adminq_init_regs(hw); - /* setup ASQ command write back timeout */ hw->aq.asq_cmd_timeout = I40E_ASQ_CMD_TIMEOUT; @@ -633,7 +624,7 @@ int i40e_init_adminq(struct i40e_hw *hw) /* Some features were introduced in different FW API version * for different MAC type. */ - i40e_set_hw_flags(hw); + i40e_set_hw_caps(hw); /* get the NVM version info */ i40e_read_nvm_word(hw, I40E_SR_NVM_DEV_STARTER_VERSION, @@ -648,25 +639,7 @@ int i40e_init_adminq(struct i40e_hw *hw) &oem_lo); hw->nvm.oem_ver = ((u32)oem_hi << 16) | oem_lo; - if (hw->mac.type == I40E_MAC_XL710 && - hw->aq.api_maj_ver == I40E_FW_API_VERSION_MAJOR && - hw->aq.api_min_ver >= I40E_MINOR_VER_GET_LINK_INFO_XL710) { - hw->flags |= I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE; - hw->flags |= I40E_HW_FLAG_FW_LLDP_STOPPABLE; - } - if (hw->mac.type == I40E_MAC_X722 && - hw->aq.api_maj_ver == I40E_FW_API_VERSION_MAJOR && - hw->aq.api_min_ver >= I40E_MINOR_VER_FW_LLDP_STOPPABLE_X722) { - hw->flags |= I40E_HW_FLAG_FW_LLDP_STOPPABLE; - } - - /* The ability to RX (not drop) 802.1ad frames was added in API 1.7 */ - if (hw->aq.api_maj_ver > 1 || - (hw->aq.api_maj_ver == 1 && - hw->aq.api_min_ver >= 7)) - hw->flags |= I40E_HW_FLAG_802_1AD_CAPABLE; - - if (hw->aq.api_maj_ver > I40E_FW_API_VERSION_MAJOR) { + if (i40e_is_aq_api_ver_ge(hw, I40E_FW_API_VERSION_MAJOR + 1, 0)) { ret_code = -EIO; goto init_adminq_free_arq; } @@ -723,9 +696,9 @@ static u16 i40e_clean_asq(struct i40e_hw *hw) desc = I40E_ADMINQ_DESC(*asq, ntc); details = I40E_ADMINQ_DETAILS(*asq, ntc); - while (rd32(hw, hw->aq.asq.head) != ntc) { + while (rd32(hw, I40E_PF_ATQH) != ntc) { i40e_debug(hw, I40E_DEBUG_AQ_COMMAND, - "ntc %d head %d.\n", ntc, rd32(hw, hw->aq.asq.head)); + "ntc %d head %d.\n", ntc, rd32(hw, I40E_PF_ATQH)); if (details->callback) { I40E_ADMINQ_CALLBACK cb_func = @@ -759,7 +732,7 @@ static bool i40e_asq_done(struct i40e_hw *hw) /* AQ designers suggest use of head for better * timing reliability than DD bit */ - return rd32(hw, hw->aq.asq.head) == hw->aq.asq.next_to_use; + return rd32(hw, I40E_PF_ATQH) == hw->aq.asq.next_to_use; } @@ -800,7 +773,7 @@ i40e_asq_send_command_atomic_exec(struct i40e_hw *hw, hw->aq.asq_last_status = I40E_AQ_RC_OK; - val = rd32(hw, hw->aq.asq.head); + val = rd32(hw, I40E_PF_ATQH); if (val >= hw->aq.num_asq_entries) { i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, "AQTX: head overrun at %d\n", val); @@ -892,7 +865,7 @@ i40e_asq_send_command_atomic_exec(struct i40e_hw *hw, if (hw->aq.asq.next_to_use == hw->aq.asq.count) hw->aq.asq.next_to_use = 0; if (!details->postpone) - wr32(hw, hw->aq.asq.tail, hw->aq.asq.next_to_use); + wr32(hw, I40E_PF_ATQT, hw->aq.asq.next_to_use); /* if cmd_details are not defined or async flag is not set, * we need to wait for desc write back @@ -952,7 +925,7 @@ i40e_asq_send_command_atomic_exec(struct i40e_hw *hw, /* update the error if time out occurred */ if ((!cmd_completed) && (!details->async && !details->postpone)) { - if (rd32(hw, hw->aq.asq.len) & I40E_GL_ATQLEN_ATQCRIT_MASK) { + if (rd32(hw, I40E_PF_ATQLEN) & I40E_GL_ATQLEN_ATQCRIT_MASK) { i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, "AQTX: AQ Critical error.\n"); status = -EIO; @@ -1106,7 +1079,7 @@ int i40e_clean_arq_element(struct i40e_hw *hw, } /* set next_to_use to head */ - ntu = rd32(hw, hw->aq.arq.head) & I40E_PF_ARQH_ARQH_MASK; + ntu = rd32(hw, I40E_PF_ARQH) & I40E_PF_ARQH_ARQH_MASK; if (ntu == ntc) { /* nothing to do - shouldn't need to update ring's values */ ret_code = -EALREADY; @@ -1154,7 +1127,7 @@ int i40e_clean_arq_element(struct i40e_hw *hw, desc->params.external.addr_low = cpu_to_le32(lower_32_bits(bi->pa)); /* set tail = the last cleaned desc index. */ - wr32(hw, hw->aq.arq.tail, ntc); + wr32(hw, I40E_PF_ARQT, ntc); /* ntc is updated to tail + 1 */ ntc++; if (ntc == hw->aq.num_arq_entries) |