From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 75D42C4320A for ; Mon, 2 Aug 2021 05:13:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4DDC2610A6 for ; Mon, 2 Aug 2021 05:13:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231496AbhHBFN1 (ORCPT ); Mon, 2 Aug 2021 01:13:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54816 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229472AbhHBFN0 (ORCPT ); Mon, 2 Aug 2021 01:13:26 -0400 Received: from mail-pj1-x1030.google.com (mail-pj1-x1030.google.com [IPv6:2607:f8b0:4864:20::1030]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8F453C06175F for ; Sun, 1 Aug 2021 22:13:15 -0700 (PDT) Received: by mail-pj1-x1030.google.com with SMTP id s22-20020a17090a1c16b0290177caeba067so4058696pjs.0 for ; Sun, 01 Aug 2021 22:13:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=H7wErfJnemqmkpSnND/NJjt/B433jaaKWUYaUIOjwmY=; b=aByg+Q6kxHiBgEbKANwF6Aya22K0vI9SyTfdy0oTMbn1b8a6VooO9j4J8rw/Vtz6Pr dO1hI2FN/Bbi64ocPmV0G/e5+riudr2VIdougShkvoMEnAt/+yhBAIxA3fezDIdOdttK NZEuAVxZRoQJPr1lWqGGUag22Lt/yntSBMLOidWps7aEnkgdReTnTdE5grtQZZT6dKEl FPlC5UHuFrD6sg4NwvdUR88SN9myXpmcOX+ZUNBXuVFIXl3bTsBJWqouKasFGoAGdB3K bTD4rest4GpoWDv5qZX+LiypClA2CbGseOSgjCOxN2dbPByP0Sf7yK+Udrs08iomUj2x kLUw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=H7wErfJnemqmkpSnND/NJjt/B433jaaKWUYaUIOjwmY=; b=Nk8fZvdGwzRRjjOUe/tBOqNl2BqIsHAxwpdohrrSI2sB3IwG3P86ApPqBm4mkwdM6q I778K3yOXTh1eW2h2GFVoRPaAcWroYqGy1sISHktUvINK72v8XYRWG1/FNT6Oax1ey4M EJ0ifGYVHN4/iIhp24rdT9uHV51ju3Gy+Arll/bhKDav5F/kqtBwHv3oW5Vs6T75OPFw AV6BAhiTm2y7RJEpfMFBMa35oqcmUu/oLRjYMBPDOHKHKswY/G9L4Z3/g3A3YniGX3rV yvok45Ckw5QhX+LTlG5IkvCLna1kHNcWPKdeMk+bDUsfaZXygzAC2wLuRkQsF6/g3KAN HMSA== X-Gm-Message-State: AOAM530joOAoO9VJOaXmauBbMFY6ShB5r7tvWUdFuExN92SC4eWKUjBX pjddWJbsr87Pu1l3cOvKYFUO X-Google-Smtp-Source: ABdhPJyKbd2Yb3EMs9dE6dhoEizbQf3cMD3KGaacxcVEHi64txBJQY703z9mg1T953pzrJAz6d8iVg== X-Received: by 2002:a17:90b:3704:: with SMTP id mg4mr15049978pjb.201.1627881194992; Sun, 01 Aug 2021 22:13:14 -0700 (PDT) Received: from localhost.localdomain ([2409:4072:6e99:242f:6391:b1b4:1ad8:fbdf]) by smtp.gmail.com with ESMTPSA id x26sm9947000pfm.77.2021.08.01.22.13.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 01 Aug 2021 22:13:13 -0700 (PDT) From: Manivannan Sadhasivam To: gregkh@linuxfoundation.org Cc: hemantk@codeaurora.org, bbhatt@codeaurora.org, linux-arm-msm@vger.kernel.org, jhugo@codeaurora.org, linux-kernel@vger.kernel.org, loic.poulain@linaro.org, Manivannan Sadhasivam Subject: [PATCH 00/10] MHI patches for v5.15 - Take 1 Date: Mon, 2 Aug 2021 10:42:45 +0530 Message-Id: <20210802051255.5771-1-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Greg, Here is the first round of MHI patches for v5.15. Most of the patches missed v5.14 due to late submission, so sending them early now. Summary: 1. Added a dedicated flag to the MHI client transfer APIs for inbound buffer allocation by the MHI stack. This is required for some downlink channels like QRTR that depends on pre-allocated buffers. Since the patch modifies the MHI client drivers under "net/", Ack has been collected from the netdev maintainer. 2. Added support for Cinterion MV31-W modem in pci_generic controller: https://www.thalesgroup.com/en/markets/digital-identity-and-security/iot/iot-connectivity/products/iot-products/mv31-w-ultra-high 3. Rearranged the setting of BHI/BHIe offsets for better validation of the register values read from MMIO. 4. Cleanup of the BHI/BHIe pointers by setting them to NULL to prevent access after power down. 5. Added support for getting the MMIO register length from the controller drivers. This helps in validation of the read offsets from MMIO registers in the MHI stack. 6. Added the MMIO register length support in the controller drivers and collected Acks from the maintainers. 7. With the help of above register length, added check for BHI/BHIe offsets in the MHI core. 8. Used the DMA allocation APIs directly instead of using MHI specific APIs, mhi_alloc_coherent() and mhi_free_coherent(). They were not doing anything special other than calling the DMA allocation APIs. 9. Finally, a patch to improve the debug messages for the power up operation by showing the current EE states. Please consider merging! Thanks, Mani Bhaumik Bhatt (8): bus: mhi: core: Set BHI/BHIe offsets on power up preparation bus: mhi: core: Set BHI and BHIe pointers to NULL in clean-up bus: mhi: Add MMIO region length to controller structure ath11k: set register access length for MHI driver bus: mhi: pci_generic: Set register access length for MHI driver bus: mhi: core: Add range checks for BHI and BHIe bus: mhi: core: Replace DMA allocation wrappers with original APIs bus: mhi: core: Improve debug messages for power up Loic Poulain (1): bus: mhi: Add inbound buffers allocation flag ULRICH Thomas (1): bus: mhi: pci_generic: Add Cinterion MV31-W PCIe to MHI drivers/bus/mhi/core/boot.c | 17 ++--- drivers/bus/mhi/core/init.c | 93 +++++++++++++++++---------- drivers/bus/mhi/core/internal.h | 22 +------ drivers/bus/mhi/core/main.c | 15 +++-- drivers/bus/mhi/core/pm.c | 34 +++------- drivers/bus/mhi/pci_generic.c | 38 +++++++++++ drivers/net/mhi/net.c | 2 +- drivers/net/wireless/ath/ath11k/mhi.c | 1 + drivers/net/wwan/mhi_wwan_ctrl.c | 2 +- include/linux/mhi.h | 9 ++- net/qrtr/mhi.c | 2 +- 11 files changed, 136 insertions(+), 99 deletions(-) -- 2.25.1