From patchwork Thu Dec 21 11:14:47 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rakesh Pillai X-Patchwork-Id: 10127469 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 2D88F603B5 for ; Thu, 21 Dec 2017 11:15:10 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 25042291DB for ; Thu, 21 Dec 2017 11:15:10 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 19D5629ACA; Thu, 21 Dec 2017 11:15:10 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 63AD8294CF for ; Thu, 21 Dec 2017 11:15:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752311AbdLULPH (ORCPT ); Thu, 21 Dec 2017 06:15:07 -0500 Received: from sabertooth01.qualcomm.com ([65.197.215.72]:32502 "EHLO sabertooth01.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751933AbdLULPG (ORCPT ); Thu, 21 Dec 2017 06:15:06 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=qti.qualcomm.com; i=@qti.qualcomm.com; q=dns/txt; s=qcdkim; t=1513854906; x=1545390906; h=from:to:cc:subject:date:message-id:in-reply-to: references; bh=f/P/ptwEjkhbZCK0k8TmkL8p6sNnX04eIYztFtjcrzI=; b=BFgGgfD4VjPVntD67L4I+WGgEUwUg5eEQWY6nyo+RovrfxpgBUUT32LA JD1dATWv4I+J9b4g2aAVsRprPiuGjZBRiO/44yuUxzaRLbdXx5l6SpUBp zt0g7ZD9VOoM6xl+ZsmSIVsGu6ILwrRo+Vgs8AyYrRQ5Vfs/WFd8rTWQb 4=; X-IronPort-AV: E=Sophos;i="5.45,435,1508828400"; d="scan'208";a="118266710" Received: from ironmsg01-sd.qualcomm.com ([10.53.140.141]) by sabertooth01.qualcomm.com with ESMTP/TLS/AES256-SHA; 21 Dec 2017 03:15:05 -0800 X-MGA-submission: =?us-ascii?q?MDHf1WqBlJRJxqnNTDSQDwTx6FZRxa5w9DGX2m?= =?us-ascii?q?vzaKmFxbjmWqQXYTsyzdy0odoahtMrTNIWw0Fjma/cQbSjQMD4tVFZ7N?= =?us-ascii?q?NqKSVq2EZsCWNMMrUXIW1xCUFgVOVQWVDovQ+7D1BNEZhbDQmctg5Zer?= =?us-ascii?q?Uh?= Received: from pillair-linux.qualcomm.com ([10.204.116.193]) by ironmsg01-sd.qualcomm.com with ESMTP; 21 Dec 2017 03:15:01 -0800 Received: by pillair-linux.qualcomm.com (Postfix, from userid 452944) id 62767243F; Thu, 21 Dec 2017 16:44:59 +0530 (IST) From: Rakesh Pillai To: ath10k@lists.infradead.org Cc: linux-wireless@vger.kernel.org, Rakesh Pillai Subject: [PATCH 3/3] ath10k: Add fw feature flag for non-bmi firmware load Date: Thu, 21 Dec 2017 16:44:47 +0530 Message-Id: <1513854887-10759-4-git-send-email-pillair@qti.qualcomm.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1513854887-10759-1-git-send-email-pillair@qti.qualcomm.com> References: <1513854887-10759-1-git-send-email-pillair@qti.qualcomm.com> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP HL1.0 firmware is not loaded via bmi. The bmi specific code should not be executed for HL1.0 Add fw feature flag for non bmi targets and skip the bmi specific code for non bmi targets. Signed-off-by: Rakesh Pillai --- drivers/net/wireless/ath/ath10k/core.c | 174 +++++++++++++++++++-------------- drivers/net/wireless/ath/ath10k/core.h | 3 + 2 files changed, 105 insertions(+), 72 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index 8374b05f72b2..58620f3a725a 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -471,6 +471,7 @@ static const char *const ath10k_core_fw_feature_str[] = { [ATH10K_FW_FEATURE_ALLOWS_MESH_BCAST] = "allows-mesh-bcast", [ATH10K_FW_FEATURE_NO_PS] = "no-ps", [ATH10K_FW_FEATURE_MGMT_TX_BY_REF] = "mgmt-tx-by-reference", + [ATH10K_FW_FEATURE_NON_BMI] = "non-bmi", }; static unsigned int ath10k_core_get_fw_feature_str(char *buf, @@ -1528,8 +1529,8 @@ int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name, data += ie_len; } - if (!fw_file->firmware_data || - !fw_file->firmware_len) { + if (!test_bit(ATH10K_FW_FEATURE_NON_BMI, fw_file->fw_features) && + (!fw_file->firmware_data || !fw_file->firmware_len)) { ath10k_warn(ar, "No ATH10K_FW_IE_FW_IMAGE found from '%s/%s', skipping\n", ar->hw_params.fw.dir, name); ret = -ENOMEDIUM; @@ -2083,43 +2084,47 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode, ar->running_fw = fw; - ath10k_bmi_start(ar); + if (!test_bit(ATH10K_FW_FEATURE_NON_BMI, + ar->running_fw->fw_file.fw_features)) { + ath10k_bmi_start(ar); - if (ath10k_init_configure_target(ar)) { - status = -EINVAL; - goto err; - } - - status = ath10k_download_cal_data(ar); - if (status) - goto err; + if (ath10k_init_configure_target(ar)) { + status = -EINVAL; + goto err; + } - /* Some of of qca988x solutions are having global reset issue - * during target initialization. Bypassing PLL setting before - * downloading firmware and letting the SoC run on REF_CLK is - * fixing the problem. Corresponding firmware change is also needed - * to set the clock source once the target is initialized. - */ - if (test_bit(ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT, - ar->running_fw->fw_file.fw_features)) { - status = ath10k_bmi_write32(ar, hi_skip_clock_init, 1); - if (status) { - ath10k_err(ar, "could not write to skip_clock_init: %d\n", - status); + status = ath10k_download_cal_data(ar); + if (status) goto err; + + /* Some of of qca988x solutions are having global reset issue + * during target initialization. Bypassing PLL setting before + * downloading firmware and letting the SoC run on REF_CLK is + * fixing the problem. Corresponding firmware change is also + * needed to set the clock source once the target is + * initialized. + */ + if (test_bit(ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT, + ar->running_fw->fw_file.fw_features)) { + status = ath10k_bmi_write32(ar, hi_skip_clock_init, 1); + if (status) { + ath10k_err(ar, "could not write to skip_clock_init: %d\n", + status); + goto err; + } } - } - status = ath10k_download_fw(ar); - if (status) - goto err; + status = ath10k_download_fw(ar); + if (status) + goto err; - status = ath10k_init_uart(ar); - if (status) - goto err; + status = ath10k_init_uart(ar); + if (status) + goto err; - if (ar->hif.bus == ATH10K_BUS_SDIO) - ath10k_init_sdio(ar); + if (ar->hif.bus == ATH10K_BUS_SDIO) + ath10k_init_sdio(ar); + } ar->htc.htc_ops.target_send_suspend_complete = ath10k_send_suspend_complete; @@ -2130,9 +2135,12 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode, goto err; } - status = ath10k_bmi_done(ar); - if (status) - goto err; + if (!test_bit(ATH10K_FW_FEATURE_NON_BMI, + ar->running_fw->fw_file.fw_features)) { + status = ath10k_bmi_done(ar); + if (status) + goto err; + } status = ath10k_wmi_attach(ar); if (status) { @@ -2375,19 +2383,34 @@ static int ath10k_core_probe_fw(struct ath10k *ar) return ret; } - memset(&target_info, 0, sizeof(target_info)); - if (ar->hif.bus == ATH10K_BUS_SDIO) + switch (ar->hif.bus) { + case ATH10K_BUS_SDIO: + memset(&target_info, 0, sizeof(target_info)); ret = ath10k_bmi_get_target_info_sdio(ar, &target_info); - else + if (ret) { + ath10k_err(ar, "could not get target info (%d)\n", ret); + goto err_power_down; + } + ar->target_version = target_info.version; + ar->hw->wiphy->hw_version = target_info.version; + break; + case ATH10K_BUS_PCI: + case ATH10K_BUS_AHB: + memset(&target_info, 0, sizeof(target_info)); ret = ath10k_bmi_get_target_info(ar, &target_info); - if (ret) { - ath10k_err(ar, "could not get target info (%d)\n", ret); - goto err_power_down; + if (ret) { + ath10k_err(ar, "could not get target info (%d)\n", ret); + goto err_power_down; + } + ar->target_version = target_info.version; + ar->hw->wiphy->hw_version = target_info.version; + break; + case ATH10K_BUS_SNOC: + break; + default: + ath10k_err(ar, "incorrect hif bus type: %d\n", ar->hif.bus); } - ar->target_version = target_info.version; - ar->hw->wiphy->hw_version = target_info.version; - ret = ath10k_init_hw_params(ar); if (ret) { ath10k_err(ar, "could not get hw params (%d)\n", ret); @@ -2407,33 +2430,36 @@ static int ath10k_core_probe_fw(struct ath10k *ar) ath10k_debug_print_hwfw_info(ar); - ret = ath10k_core_pre_cal_download(ar); - if (ret) { - /* pre calibration data download is not necessary - * for all the chipsets. Ignore failures and continue. - */ - ath10k_dbg(ar, ATH10K_DBG_BOOT, - "could not load pre cal data: %d\n", ret); - } + if (!test_bit(ATH10K_FW_FEATURE_NON_BMI, + ar->normal_mode_fw.fw_file.fw_features)) { + ret = ath10k_core_pre_cal_download(ar); + if (ret) { + /* pre calibration data download is not necessary + * for all the chipsets. Ignore failures and continue. + */ + ath10k_dbg(ar, ATH10K_DBG_BOOT, + "could not load pre cal data: %d\n", ret); + } - ret = ath10k_core_get_board_id_from_otp(ar); - if (ret && ret != -EOPNOTSUPP) { - ath10k_err(ar, "failed to get board id from otp: %d\n", - ret); - goto err_free_firmware_files; - } + ret = ath10k_core_get_board_id_from_otp(ar); + if (ret && ret != -EOPNOTSUPP) { + ath10k_err(ar, "failed to get board id from otp: %d\n", + ret); + goto err_free_firmware_files; + } - ret = ath10k_core_check_smbios(ar); - if (ret) - ath10k_dbg(ar, ATH10K_DBG_BOOT, "bdf variant name not set.\n"); + ret = ath10k_core_check_smbios(ar); + if (ret) + ath10k_dbg(ar, ATH10K_DBG_BOOT, "bdf variant name not set.\n"); - ret = ath10k_core_fetch_board_file(ar); - if (ret) { - ath10k_err(ar, "failed to fetch board file: %d\n", ret); - goto err_free_firmware_files; - } + ret = ath10k_core_fetch_board_file(ar); + if (ret) { + ath10k_err(ar, "failed to fetch board file: %d\n", ret); + goto err_free_firmware_files; + } - ath10k_debug_print_board_info(ar); + ath10k_debug_print_board_info(ar); + } ret = ath10k_core_init_firmware_features(ar); if (ret) { @@ -2442,11 +2468,15 @@ static int ath10k_core_probe_fw(struct ath10k *ar) goto err_free_firmware_files; } - ret = ath10k_swap_code_seg_init(ar, &ar->normal_mode_fw.fw_file); - if (ret) { - ath10k_err(ar, "failed to initialize code swap segment: %d\n", - ret); - goto err_free_firmware_files; + if (!test_bit(ATH10K_FW_FEATURE_NON_BMI, + ar->normal_mode_fw.fw_file.fw_features)) { + ret = ath10k_swap_code_seg_init(ar, + &ar->normal_mode_fw.fw_file); + if (ret) { + ath10k_err(ar, "failed to initialize code swap segment: %d\n", + ret); + goto err_free_firmware_files; + } } mutex_lock(&ar->conf_mutex); diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index aeb446b4ff58..9f7efa82557a 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -621,6 +621,9 @@ enum ath10k_fw_features { /* Firmware allows management tx by reference instead of by value. */ ATH10K_FW_FEATURE_MGMT_TX_BY_REF = 18, + /* Firmware load is done externally, not by bmi */ + ATH10K_FW_FEATURE_NON_BMI = 19, + /* keep last */ ATH10K_FW_FEATURE_COUNT, };