From patchwork Mon Feb 3 15:03:22 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jedrzej Jagielski X-Patchwork-Id: 13957711 X-Patchwork-Delegate: kuba@kernel.org Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 371B3209F22 for ; Mon, 3 Feb 2025 15:17:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.10 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738595849; cv=none; b=dePhhEh9X+fXR0LQYHon9OgxZkmF1MIYGAJpi/xV9WOxZ4eOKY7auGdm0SJmVmoQ/q/c2R4Sc/lvXUWw66tNZ6abz/5EbPfPJzgxFwLkOXIVZ6vXEuN2vGJlK9eoB2Ke3rTk/ryrZ5EyoeHIYw9wTCAvB509EJtZ+bqHTyBSly4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738595849; c=relaxed/simple; bh=tMpF76sSuW91HJfZkZTwSf+gAzghfAzWAq7s6vGq5VA=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=OtQe9LVBwInLqpIMEkBEY3XYHX9yFXQFM9G9vtaoHBWgtO4jjmFDwQbDovvhoPTUimyu07O+K+4fUztVMstiaqvMeBzUosDxoqYfnqqM+mddSm4u/dKjJIQNR6Y2MWurAj30l7iR7aq01CLUWrAAK6gkFxXhDIIHnmqXO/LjejI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=HrlrmfMR; arc=none smtp.client-ip=198.175.65.10 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="HrlrmfMR" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1738595848; x=1770131848; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=tMpF76sSuW91HJfZkZTwSf+gAzghfAzWAq7s6vGq5VA=; b=HrlrmfMRnr2lHpXxXWEE014FceWg0Dry8EAImSYRRjVFL0kMltPuji3O IEkxJEkkltCckNUc0Qjo5+PNJyr5l9mZB3R9T17wvoW8WYnivveE42ncx OmOxdLMrCKf0G8Lk4rrnIROcclAyZUAomV7/xXPM578dWvWCHoTazODkU Oh43ZC0p7J4ogLfydW36JxjpX9i3XLSVk/y+nD9OycxoMm+3kKfjaVc2m jhwFhyb5QTDHAK+7HbPCp7RMMPJqAOoW92mTrj1w/zAuFvM1ZYn2YIbIX BYRabxvuw1dT1vJvtcQXp0Z/8D2WRloFbom89nN95zM4YQBu4NDRKlmZJ A==; X-CSE-ConnectionGUID: AW6stOxjQ8qFKknKq3rRhg== X-CSE-MsgGUID: dNuQqw4bRF2e4KOvHk5Kng== X-IronPort-AV: E=McAfee;i="6700,10204,11335"; a="56519846" X-IronPort-AV: E=Sophos;i="6.13,256,1732608000"; d="scan'208";a="56519846" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Feb 2025 07:17:27 -0800 X-CSE-ConnectionGUID: XR7kI5veTX2+SETkW2abiw== X-CSE-MsgGUID: 3MnC26KOTjy8uMpdngGxEg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.13,256,1732608000"; d="scan'208";a="110886259" Received: from os-delivery.igk.intel.com ([10.102.18.218]) by fmviesa009.fm.intel.com with ESMTP; 03 Feb 2025 07:17:25 -0800 From: Jedrzej Jagielski To: intel-wired-lan@lists.osuosl.org Cc: anthony.l.nguyen@intel.com, netdev@vger.kernel.org, Jedrzej Jagielski , Mateusz Polchlopek , Stefan Wegrzyn Subject: [PATCH iwl-next v1 07/13] ixgbe: add E610 functions getting PBA and FW ver info Date: Mon, 3 Feb 2025 16:03:22 +0100 Message-Id: <20250203150328.4095-8-jedrzej.jagielski@intel.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20250203150328.4095-1-jedrzej.jagielski@intel.com> References: <20250203150328.4095-1-jedrzej.jagielski@intel.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Delegate: kuba@kernel.org Introduce 2 E610 specific callbacks implementations: -ixgbe_start_hw_e610() which expands the regular .start_hw callback with getting FW version information -ixgbe_read_pba_string_e610() which gets Product Board Assembly string Extend EEPROM ops with new .read_pba_string in order to distinguish generic one and the E610 one. Reviewed-by: Mateusz Polchlopek Co-developed-by: Stefan Wegrzyn Signed-off-by: Stefan Wegrzyn Signed-off-by: Jedrzej Jagielski --- .../ethernet/intel/ixgbe/devlink/devlink.c | 5 +- .../net/ethernet/intel/ixgbe/ixgbe_82598.c | 1 + .../net/ethernet/intel/ixgbe/ixgbe_82599.c | 1 + .../net/ethernet/intel/ixgbe/ixgbe_common.c | 1 + drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c | 181 +++++++++++++++++- drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 2 +- drivers/net/ethernet/intel/ixgbe/ixgbe_type.h | 2 + .../ethernet/intel/ixgbe/ixgbe_type_e610.h | 1 + drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c | 1 + drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c | 1 + 10 files changed, 190 insertions(+), 6 deletions(-) diff --git a/drivers/net/ethernet/intel/ixgbe/devlink/devlink.c b/drivers/net/ethernet/intel/ixgbe/devlink/devlink.c index 87bbd676dbc2..d31def1fcd7d 100644 --- a/drivers/net/ethernet/intel/ixgbe/devlink/devlink.c +++ b/drivers/net/ethernet/intel/ixgbe/devlink/devlink.c @@ -231,10 +231,7 @@ static int ixgbe_devlink_info_get(struct devlink *devlink, if (err) goto free_ctx; - err = ixgbe_read_pba_string_generic(hw, ctx->buf, sizeof(ctx->buf)); - if (err) - goto free_ctx; - + hw->eeprom.ops.read_pba_string(hw, ctx->buf, sizeof(ctx->buf)); err = ixgbe_devlink_info_put(req, IXGBE_DL_VERSION_FIXED, DEVLINK_INFO_VERSION_GENERIC_BOARD_ID, ctx->buf); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c index 4aaaea3b5f8f..444da982593f 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c @@ -1169,6 +1169,7 @@ static const struct ixgbe_eeprom_operations eeprom_ops_82598 = { .calc_checksum = &ixgbe_calc_eeprom_checksum_generic, .validate_checksum = &ixgbe_validate_eeprom_checksum_generic, .update_checksum = &ixgbe_update_eeprom_checksum_generic, + .read_pba_string = &ixgbe_read_pba_string_generic, }; static const struct ixgbe_phy_operations phy_ops_82598 = { diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c index 964988b4d58b..d5b1b974b4a3 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c @@ -2230,6 +2230,7 @@ static const struct ixgbe_eeprom_operations eeprom_ops_82599 = { .calc_checksum = &ixgbe_calc_eeprom_checksum_generic, .validate_checksum = &ixgbe_validate_eeprom_checksum_generic, .update_checksum = &ixgbe_update_eeprom_checksum_generic, + .read_pba_string = &ixgbe_read_pba_string_generic, }; static const struct ixgbe_phy_operations phy_ops_82599 = { diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c index 7beaf6ea57f9..5784d5d1896e 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c @@ -332,6 +332,7 @@ int ixgbe_start_hw_generic(struct ixgbe_hw *hw) * Devices in the second generation: * 82599 * X540 + * E610 **/ int ixgbe_start_hw_gen2(struct ixgbe_hw *hw) { diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c index e49e699fb141..da20071eb938 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c @@ -342,6 +342,41 @@ void ixgbe_fill_dflt_direct_cmd_desc(struct ixgbe_aci_desc *desc, u16 opcode) desc->flags = cpu_to_le16(IXGBE_ACI_FLAG_SI); } +/** + * ixgbe_aci_get_fw_ver - Get the firmware version + * @hw: pointer to the HW struct + * + * Get the firmware version using ACI command (0x0001). + * + * Return: the exit code of the operation. + */ +static int ixgbe_aci_get_fw_ver(struct ixgbe_hw *hw) +{ + struct ixgbe_aci_cmd_get_ver *resp; + struct ixgbe_aci_desc desc; + int err; + + resp = &desc.params.get_ver; + + ixgbe_fill_dflt_direct_cmd_desc(&desc, ixgbe_aci_opc_get_ver); + + err = ixgbe_aci_send_cmd(hw, &desc, NULL, 0); + + if (!err) { + hw->fw_branch = resp->fw_branch; + hw->fw_maj_ver = resp->fw_major; + hw->fw_min_ver = resp->fw_minor; + hw->fw_patch = resp->fw_patch; + hw->fw_build = le32_to_cpu(resp->fw_build); + hw->api_branch = resp->api_branch; + hw->api_maj_ver = resp->api_major; + hw->api_min_ver = resp->api_minor; + hw->api_patch = resp->api_patch; + } + + return err; +} + /** * ixgbe_aci_req_res - request a common resource * @hw: pointer to the HW struct @@ -1407,6 +1442,32 @@ int ixgbe_configure_lse(struct ixgbe_hw *hw, bool activate, u16 mask) return ixgbe_aci_get_link_info(hw, activate, NULL); } +/** + * ixgbe_start_hw_e610 - Prepare hardware for Tx/Rx + * @hw: pointer to hardware structure + * + * Get firmware version and start the hardware using the generic + * start_hw() and ixgbe_start_hw_gen2() functions. + * + * Return: the exit code of the operation. + */ +static int ixgbe_start_hw_e610(struct ixgbe_hw *hw) +{ + int err; + + err = ixgbe_aci_get_fw_ver(hw); + if (err) + return err; + + err = ixgbe_start_hw_generic(hw); + if (err) + return err; + + ixgbe_start_hw_gen2(hw); + + return err; +} + /** * ixgbe_get_media_type_e610 - Gets media type * @hw: pointer to the HW struct @@ -3366,9 +3427,126 @@ int ixgbe_reset_hw_e610(struct ixgbe_hw *hw) return err; } +/** + * ixgbe_get_pfa_module_tlv - Read sub module TLV from NVM PFA + * @hw: pointer to hardware structure + * @module_tlv: pointer to module TLV to return + * @module_tlv_len: pointer to module TLV length to return + * @module_type: module type requested + * + * Find the requested sub module TLV type from the Preserved Field + * Area (PFA) and returns the TLV pointer and length. The caller can + * use these to read the variable length TLV value. + * + * Return: the exit code of the operation. + */ +static int ixgbe_get_pfa_module_tlv(struct ixgbe_hw *hw, u16 *module_tlv, + u16 *module_tlv_len, u16 module_type) +{ + u16 pfa_len, pfa_ptr, pfa_end_ptr; + u16 next_tlv; + int err; + + err = ixgbe_read_ee_aci_e610(hw, IXGBE_E610_SR_PFA_PTR, &pfa_ptr); + if (err) + return err; + + err = ixgbe_read_ee_aci_e610(hw, pfa_ptr, &pfa_len); + if (err) + return err; + + /* Starting with first TLV after PFA length, iterate through the list + * of TLVs to find the requested one. + */ + next_tlv = pfa_ptr + 1; + pfa_end_ptr = pfa_ptr + pfa_len; + while (next_tlv < pfa_end_ptr) { + u16 tlv_sub_module_type, tlv_len; + + /* Read TLV type */ + err = ixgbe_read_ee_aci_e610(hw, next_tlv, + &tlv_sub_module_type); + if (err) + break; + + /* Read TLV length */ + err = ixgbe_read_ee_aci_e610(hw, next_tlv + 1, &tlv_len); + if (err) + break; + + if (tlv_sub_module_type == module_type) { + if (tlv_len) { + *module_tlv = next_tlv; + *module_tlv_len = tlv_len; + return 0; + } + return -EIO; + } + /* Check next TLV, i.e. current TLV pointer + length + 2 words + * (for current TLV's type and length). + */ + next_tlv = next_tlv + tlv_len + 2; + } + /* Module does not exist */ + return -ENODATA; +} + +/** + * ixgbe_read_pba_string_e610 - Read PBA string from NVM + * @hw: pointer to hardware structure + * @pba_num: stores the part number string from the NVM + * @pba_num_size: part number string buffer length + * + * Read the part number string from the NVM. + * + * Return: the exit code of the operation. + */ +static int ixgbe_read_pba_string_e610(struct ixgbe_hw *hw, u8 *pba_num, + u32 pba_num_size) +{ + u16 pba_tlv, pba_tlv_len; + u16 pba_word, pba_size; + int err; + + err = ixgbe_get_pfa_module_tlv(hw, &pba_tlv, &pba_tlv_len, + IXGBE_E610_SR_PBA_BLOCK_PTR); + if (err) + return err; + + /* pba_size is the next word */ + err = ixgbe_read_ee_aci_e610(hw, (pba_tlv + 2), &pba_size); + if (err) + return err; + + if (pba_tlv_len < pba_size) + return -EINVAL; + + /* Subtract one to get PBA word count (PBA Size word is included in + * total size). + */ + pba_size--; + + if (pba_num_size < (((u32)pba_size * 2) + 1)) + return -EINVAL; + + for (u16 i = 0; i < pba_size; i++) { + err = ixgbe_read_ee_aci_e610(hw, (pba_tlv + 2 + 1) + i, + &pba_word); + if (err) + return err; + + pba_num[(i * 2)] = FIELD_GET(IXGBE_E610_SR_PBA_BLOCK_MASK, pba_word); + pba_num[(i * 2) + 1] = pba_word & 0xFF; + } + + pba_num[(pba_size * 2)] = '\0'; + + return err; +} + static const struct ixgbe_mac_operations mac_ops_e610 = { .init_hw = ixgbe_init_hw_generic, - .start_hw = ixgbe_start_hw_X540, + .start_hw = ixgbe_start_hw_e610, .clear_hw_cntrs = ixgbe_clear_hw_cntrs_generic, .enable_rx_dma = ixgbe_enable_rx_dma_generic, .get_mac_addr = ixgbe_get_mac_addr_generic, @@ -3433,6 +3611,7 @@ static const struct ixgbe_eeprom_operations eeprom_ops_e610 = { .read = ixgbe_read_ee_aci_e610, .read_buffer = ixgbe_read_ee_aci_buffer_e610, .validate_checksum = ixgbe_validate_eeprom_checksum_e610, + .read_pba_string = ixgbe_read_pba_string_e610, }; const struct ixgbe_info ixgbe_e610_info = { diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 60969982e2f4..a885a945d594 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -11596,7 +11596,7 @@ static int ixgbe_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (expected_gts > 0) ixgbe_check_minimum_link(adapter, expected_gts); - err = ixgbe_read_pba_string_generic(hw, part_str, sizeof(part_str)); + err = hw->eeprom.ops.read_pba_string(hw, part_str, sizeof(part_str)); if (err) strscpy(part_str, "Unknown", sizeof(part_str)); if (ixgbe_is_sfp(hw) && hw->phy.sfp_type != ixgbe_sfp_type_not_present) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h index 5fdf32d79d82..5f814f023573 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h @@ -3446,6 +3446,8 @@ struct ixgbe_eeprom_operations { int (*validate_checksum)(struct ixgbe_hw *, u16 *); int (*update_checksum)(struct ixgbe_hw *); int (*calc_checksum)(struct ixgbe_hw *); + int (*read_pba_string)(struct ixgbe_hw *hw, u8 *pba_num, + u32 pba_num_size); }; struct ixgbe_mac_operations { diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_type_e610.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_type_e610.h index a1c963cf7127..aa063d39091a 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_type_e610.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_type_e610.h @@ -12,6 +12,7 @@ /* Checksum and Shadow RAM pointers */ #define IXGBE_E610_SR_NVM_CTRL_WORD 0x00 #define IXGBE_E610_SR_PBA_BLOCK_PTR 0x16 +#define IXGBE_E610_SR_PBA_BLOCK_MASK GENMASK(15, 8) #define IXGBE_E610_SR_NVM_DEV_STARTER_VER 0x18 #define IXGBE_E610_SR_NVM_EETRACK_LO 0x2D #define IXGBE_E610_SR_NVM_EETRACK_HI 0x2E diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c index 1fc821fb351a..f1ab95aa8c83 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c @@ -894,6 +894,7 @@ static const struct ixgbe_eeprom_operations eeprom_ops_X540 = { .calc_checksum = &ixgbe_calc_eeprom_checksum_X540, .validate_checksum = &ixgbe_validate_eeprom_checksum_X540, .update_checksum = &ixgbe_update_eeprom_checksum_X540, + .read_pba_string = &ixgbe_read_pba_string_generic, }; static const struct ixgbe_phy_operations phy_ops_X540 = { diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c index 277ceaf8a793..1d2acdb64f45 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c @@ -3959,6 +3959,7 @@ static const struct ixgbe_mac_operations mac_ops_x550em_a_fw = { .validate_checksum = &ixgbe_validate_eeprom_checksum_X550, \ .update_checksum = &ixgbe_update_eeprom_checksum_X550, \ .calc_checksum = &ixgbe_calc_eeprom_checksum_X550, \ + .read_pba_string = &ixgbe_read_pba_string_generic, \ static const struct ixgbe_eeprom_operations eeprom_ops_X550 = { X550_COMMON_EEP