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Sat, 4 Nov 2023 18:37:17 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp3.osuosl.org 9536660EC6 X-IronPort-AV: E=McAfee;i="6600,9927,10884"; a="392992924" X-IronPort-AV: E=Sophos;i="6.03,277,1694761200"; d="scan'208";a="392992924" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Nov 2023 11:37:15 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10884"; a="765569065" X-IronPort-AV: E=Sophos;i="6.03,277,1694761200"; d="scan'208";a="765569065" Received: from unknown (HELO fedora.jf.intel.com) ([10.166.244.154]) by fmsmga007.fm.intel.com with ESMTP; 04 Nov 2023 11:37:15 -0700 From: Paul Greenwalt To: intel-wired-lan@lists.osuosl.org Date: Sat, 4 Nov 2023 14:29:08 -0400 Message-ID: <20231104182908.15389-1-paul.greenwalt@intel.com> X-Mailer: git-send-email 2.41.0 MIME-Version: 1.0 X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1699123037; x=1730659037; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=W4m8E+y9MlhAPzpQa6M9nO2ByifvaTN9aiodRx/iHQI=; b=XupD/TvVYEvYRVIwexf+cm6+8waXXuj1zWoQTED0uQ/UX5wtcWsDWvVI AiDIvwVH8irUQFhUSOirGvJjjEyfCAufRNFtA7iREjSR7guYFpXR5+vjA UWUKOCUEpFIluXiBUEE1uS832T4rgnawoNAH3dNanhoqHHAGT9C+XL9ka Mv2ROiz1M5Ock6+8FqWm7mE8V8TtjghE1m1w1hSz2EudSufyyBxG1uN+2 zNDsukfy3nH0I+gDtE7yflzxlPwl+x+ntKcsYFUQwmtXNy/2BF8vF5NoK 2zCLh/QXktvVRnyLBaTMRUWfj53AkYqPlIt89LIjz6CJfMded0oUKYSRm w==; X-Mailman-Original-Authentication-Results: smtp3.osuosl.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=intel.com header.i=@intel.com header.a=rsa-sha256 header.s=Intel header.b=XupD/TvV Subject: [Intel-wired-lan] [PATCH iwl-net] ice: fix DDP package download for packages without signature segment X-BeenThere: intel-wired-lan@osuosl.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Wired Ethernet Linux Kernel Driver Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Dan Nowlin , Maciej , netdev@vger.kernel.org, jesse.brandeburg@intel.com, Fijalkowski@osuosl.org, anthony.l.nguyen@intel.com, Paul Greenwalt , horms@kernel.org, kuba@kernel.org, davem@davemloft.net Errors-To: intel-wired-lan-bounces@osuosl.org Sender: "Intel-wired-lan" From: Dan Nowlin Commit 3cbdb0343022 ("ice: Add support for E830 DDP package segment") incorrectly removed support for package download for packages without a signature segment. These packages include the signature buffer inline in the configurations buffers, and do not in a signature segment. Fix package download by providing download support for both packages with (ice_download_pkg_with_sig_seg()) and without signature segment (ice_download_pkg_without_sig_seg()). Fixes: 3cbdb0343022 ("ice: Add support for E830 DDP package segment") Reported-by: Fijalkowski, Maciej Signed-off-by: Dan Nowlin Signed-off-by: Paul Greenwalt Reviewed-by: Jacob Keller Tested-by: Maciej Fijalkowski Reviewed-by: Wojciech Drewek --- drivers/net/ethernet/intel/ice/ice_ddp.c | 106 ++++++++++++++++++++++- 1 file changed, 103 insertions(+), 3 deletions(-) base-commit: 016b9332a3346e97a6cacffea0f9dc10e1235a75 diff --git a/drivers/net/ethernet/intel/ice/ice_ddp.c b/drivers/net/ethernet/intel/ice/ice_ddp.c index cfb1580f5850..3f1a11d0252c 100644 --- a/drivers/net/ethernet/intel/ice/ice_ddp.c +++ b/drivers/net/ethernet/intel/ice/ice_ddp.c @@ -1479,14 +1479,14 @@ ice_post_dwnld_pkg_actions(struct ice_hw *hw) } /** - * ice_download_pkg + * ice_download_pkg_with_sig_seg * @hw: pointer to the hardware structure * @pkg_hdr: pointer to package header * * Handles the download of a complete package. */ static enum ice_ddp_state -ice_download_pkg(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr) +ice_download_pkg_with_sig_seg(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr) { enum ice_aq_err aq_err = hw->adminq.sq_last_status; enum ice_ddp_state state = ICE_DDP_PKG_ERR; @@ -1519,6 +1519,106 @@ ice_download_pkg(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr) state = ice_post_dwnld_pkg_actions(hw); ice_release_global_cfg_lock(hw); + + return state; +} + +/** + * ice_dwnld_cfg_bufs + * @hw: pointer to the hardware structure + * @bufs: pointer to an array of buffers + * @count: the number of buffers in the array + * + * Obtains global config lock and downloads the package configuration buffers + * to the firmware. + */ +static enum ice_ddp_state +ice_dwnld_cfg_bufs(struct ice_hw *hw, struct ice_buf *bufs, u32 count) +{ + enum ice_ddp_state state = ICE_DDP_PKG_SUCCESS; + struct ice_buf_hdr *bh; + int status; + + if (!bufs || !count) + return ICE_DDP_PKG_ERR; + + /* If the first buffer's first section has its metadata bit set + * then there are no buffers to be downloaded, and the operation is + * considered a success. + */ + bh = (struct ice_buf_hdr *)bufs; + if (le32_to_cpu(bh->section_entry[0].type) & ICE_METADATA_BUF) + return ICE_DDP_PKG_SUCCESS; + + status = ice_acquire_global_cfg_lock(hw, ICE_RES_WRITE); + if (status) { + if (status == -EALREADY) + return ICE_DDP_PKG_ALREADY_LOADED; + return ice_map_aq_err_to_ddp_state(hw->adminq.sq_last_status); + } + + state = ice_dwnld_cfg_bufs_no_lock(hw, bufs, 0, count, true); + if (!state) + state = ice_post_dwnld_pkg_actions(hw); + + ice_release_global_cfg_lock(hw); + + return state; +} + +/** + * ice_download_pkg_without_sig_seg + * @hw: pointer to the hardware structure + * @ice_seg: pointer to the segment of the package to be downloaded + * + * Handles the download of a complete package without signature segment. + */ +static enum ice_ddp_state +ice_download_pkg_without_sig_seg(struct ice_hw *hw, struct ice_seg *ice_seg) +{ + struct ice_buf_table *ice_buf_tbl; + enum ice_ddp_state state; + + ice_debug(hw, ICE_DBG_PKG, "Segment format version: %d.%d.%d.%d\n", + ice_seg->hdr.seg_format_ver.major, + ice_seg->hdr.seg_format_ver.minor, + ice_seg->hdr.seg_format_ver.update, + ice_seg->hdr.seg_format_ver.draft); + + ice_debug(hw, ICE_DBG_PKG, "Seg: type 0x%X, size %d, name %s\n", + le32_to_cpu(ice_seg->hdr.seg_type), + le32_to_cpu(ice_seg->hdr.seg_size), ice_seg->hdr.seg_id); + + ice_buf_tbl = ice_find_buf_table(ice_seg); + + ice_debug(hw, ICE_DBG_PKG, "Seg buf count: %d\n", + le32_to_cpu(ice_buf_tbl->buf_count)); + + state = ice_dwnld_cfg_bufs(hw, ice_buf_tbl->buf_array, + le32_to_cpu(ice_buf_tbl->buf_count)); + + return state; +} + +/** + * ice_download_pkg + * @hw: pointer to the hardware structure + * @pkg_hdr: pointer to package header + * @ice_seg: pointer to the segment of the package to be downloaded + * + * Handles the download of a complete package. + */ +static enum ice_ddp_state +ice_download_pkg(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr, + struct ice_seg *ice_seg) +{ + enum ice_ddp_state state; + + if (hw->pkg_has_signing_seg) + state = ice_download_pkg_with_sig_seg(hw, pkg_hdr); + else + state = ice_download_pkg_without_sig_seg(hw, ice_seg); + ice_post_pkg_dwnld_vlan_mode_cfg(hw); return state; @@ -2083,7 +2183,7 @@ enum ice_ddp_state ice_init_pkg(struct ice_hw *hw, u8 *buf, u32 len) /* initialize package hints and then download package */ ice_init_pkg_hints(hw, seg); - state = ice_download_pkg(hw, pkg); + state = ice_download_pkg(hw, pkg, seg); if (state == ICE_DDP_PKG_ALREADY_LOADED) { ice_debug(hw, ICE_DBG_INIT, "package previously loaded - no work.\n");