From patchwork Wed Aug 11 07:57:43 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sudeep Holla X-Patchwork-Id: 12430271 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=-22.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, INCLUDES_PULL_REQUEST,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,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 0402EC432BE for ; Wed, 11 Aug 2021 08:00:16 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BEBB460F38 for ; Wed, 11 Aug 2021 08:00:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org BEBB460F38 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=hqeUzHWGBffu7+TJhj02UyUXfmiHc7vk2BadhdMAakY=; b=ImSo45jhTFtEzE rRhByPBawjTk0NbUF+N7KnEeXnvIADMCKFTyQwJdiHql5YlKHXQMtZWhZv0NbMuPaDUg6THbFFjbc m0R3m7zQcnwh4t9J0OPhD/VOL+YLDtziZR2vaWTG0GH6qDdwSnEV3tmFxmj+R+Tz/Wbw9pDgZH1zI m4K5RXBhfbWaDObEAbbAIH6KompFJsWllBbWPWvv8TGTWZ0xM18BL1V7AkcuaPvC4h1IWoXsurOnp Db0HDkskNTWf7B+DkXIQp8g/KvKUTFgbKSpgOP9x2h9/POAqO6jdFzhIjEzjOUd7dy9aArs7K3gYQ OCMvHhUkrQUfHBGm9ibA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mDj7v-005wmN-Fi; Wed, 11 Aug 2021 07:58:15 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mDj7o-005wkS-DE for linux-arm-kernel@lists.infradead.org; Wed, 11 Aug 2021 07:58:12 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id C10EB6D; Wed, 11 Aug 2021 00:58:04 -0700 (PDT) Received: from usa.arm.com (e103737-lin.cambridge.arm.com [10.1.197.49]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id A51CC3F70D; Wed, 11 Aug 2021 00:58:03 -0700 (PDT) From: Sudeep Holla List-Id: To: ARM SoC Team , SoC Team , ALKML Cc: Sudeep Holla , Arnd Bergmann , Arnd Bergmann , Cristian Marussi , Olof Johansson Subject: [GIT PULL] firmware: arm_scmi: Updates for v5.15 Date: Wed, 11 Aug 2021 08:57:43 +0100 Message-Id: <20210811075743.707961-1-sudeep.holla@arm.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210811_005808_583218_36FB4ABC X-CRM114-Status: GOOD ( 13.30 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi ARM SoC Team, Please pull ! Regards, Sudeep -->8 The following changes since commit bdb8742dc6f7c599c3d61959234fe4c23638727b: firmware: arm_scmi: Fix range check for the maximum number of pending messages (2021-07-13 11:42:20 +0100) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux.git tags/scmi-updates-5.15 for you to fetch changes up to c0397c85b53d0bc6b081ff22d0d07e8eae149bba: firmware: arm_scmi: Use WARN_ON() to check configured transports (2021-08-09 11:43:32 +0100) ---------------------------------------------------------------- SCMI Updates for v5.15 The bulk of the addition this time is mainly refactoring to add support for Virtio transport for SCMI and the addition of the support itself. The refactoring includes allowing transport specific init/exit calls, making each transport as compile time configurable, supporting monotonically increasing tokens instead of using the next available free buffer index as the token for scmi messages which eases handling concurrent and out-of-order messages which is a must have for virtio transport. Virtio support itself is conformant to the virtio SCMI device spec [1]. Virtio device id 32 has been reserved for the SCMI device [2]. Other than the virtio support, there is one bug fix in the probe failure clean up path. [1] https://github.com/oasis-tcs/virtio-spec/blob/master/virtio-scmi.tex [2] https://www.oasis-open.org/committees/ballot.php?id=3496 ---------------------------------------------------------------- Cristian Marussi (10): firmware: arm_scmi: Add support for type handling in common functions firmware: arm_scmi: Remove scmi_dump_header_dbg() helper firmware: arm_scmi: Add optional transport_init/exit support firmware: arm_scmi: Introduce monotonically increasing tokens firmware: arm_scmi: Handle concurrent and out-of-order messages firmware: arm_scmi: Make .clear_channel optional firmware: arm_scmi: Make polling mode optional firmware: arm_scmi: Make SCMI transports configurable firmware: arm_scmi: Add priv parameter to scmi_rx_callback firmware: arm_scmi: Use WARN_ON() to check configured transports Igor Skalkin (4): firmware: arm_scmi: Make shmem support optional for transports firmware: arm_scmi: Add method to override max message number dt-bindings: arm: Add virtio transport for SCMI firmware: arm_scmi: Add virtio transport Peter Hilber (2): firmware: arm_scmi: Add message passing abstractions for transports firmware: arm_scmi: Add optional link_supplier() transport op Rishabh Bhatnagar (1): firmware: arm_scmi: Free mailbox channels if probe fails kernel test robot (1): firmware: arm_scmi: Fix boolconv.cocci warnings .../devicetree/bindings/firmware/arm,scmi.yaml | 8 +- MAINTAINERS | 1 + drivers/firmware/Kconfig | 34 +- drivers/firmware/arm_scmi/Kconfig | 95 +++ drivers/firmware/arm_scmi/Makefile | 8 +- drivers/firmware/arm_scmi/common.h | 113 +++- drivers/firmware/arm_scmi/driver.c | 686 +++++++++++++++++---- drivers/firmware/arm_scmi/mailbox.c | 2 +- drivers/firmware/arm_scmi/msg.c | 111 ++++ drivers/firmware/arm_scmi/smc.c | 3 +- drivers/firmware/arm_scmi/virtio.c | 491 +++++++++++++++ include/uapi/linux/virtio_ids.h | 1 + include/uapi/linux/virtio_scmi.h | 24 + 13 files changed, 1429 insertions(+), 148 deletions(-) create mode 100644 drivers/firmware/arm_scmi/Kconfig create mode 100644 drivers/firmware/arm_scmi/msg.c create mode 100644 drivers/firmware/arm_scmi/virtio.c create mode 100644 include/uapi/linux/virtio_scmi.h