From patchwork Wed May 19 14:30:04 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Courbot X-Patchwork-Id: 443669 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=-19.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 A3ADBC43470 for ; Wed, 19 May 2021 14:31:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 87DDB613B9 for ; Wed, 19 May 2021 14:31:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1353992AbhESOcT (ORCPT ); Wed, 19 May 2021 10:32:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41554 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1353951AbhESOcS (ORCPT ); Wed, 19 May 2021 10:32:18 -0400 Received: from mail-pl1-x62d.google.com (mail-pl1-x62d.google.com [IPv6:2607:f8b0:4864:20::62d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D92C9C06175F for ; Wed, 19 May 2021 07:30:57 -0700 (PDT) Received: by mail-pl1-x62d.google.com with SMTP id s20so7122349plr.13 for ; Wed, 19 May 2021 07:30:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=FSb4afe5Z6pcerkTNtEhgPooN2crn+hkH9Pvnv2wDjc=; b=h/8Ph2La1TT+ZH/x4wCyC6J5PeBMXKarN8vG6P2ptk5W1apEV1csJxenLeUjCzvex7 mZ12Q4StzEG5uGLslXC2LHOgvYXLNDUxz1jEjeefiUsLoVYx/n3UEzFB9K5SD8bSlQmG ncWiK8L+pHQO44cr2ULOOb4mNggOKu9IiEXIs= 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=FSb4afe5Z6pcerkTNtEhgPooN2crn+hkH9Pvnv2wDjc=; b=HzC6G29pKj31aaDN8wGgPty/ChfKyjKwDe+gQSLiwZ7n7TQoeIUIU1SMbo607YGA4S pjltaTPLjdosw/UFsrekbV46M/eXCzo2pu//KrpMZtFABCu1/RooryK+vWibl+A1R9VD rGxhH5lESEjcsjAg36GfzHDYLtYFU6438m8O+t0Qly1BreCPUQss6Jl56wCre+1S6TQL Zv0CnjG8dCSDOYqOQZ+HwUXO33C0+QhQLnC67/yYZ9pjQqb/C2vMrC5FOWMYb0h52B8J 3isvFCYvxM8z74QNjrc/X8mwdM189DDni/EZG4VfWsaYgYEDWClmR9xeoCqoIJDzYSlS y9OQ== X-Gm-Message-State: AOAM530tWpitqkRIJlJEHTVY3GiwpgM2V2KDi4+9kol6yfgSH8wkNpOS HtHp49ReIUgb8aumnfc8jpLEBg== X-Google-Smtp-Source: ABdhPJwnkzJbS14mJFtcsGPTA/bWEKBdIaobHs2lItqcAuPMpRCs87n//viFh+vjFkddpBLG5K6zCA== X-Received: by 2002:a17:90a:8b8a:: with SMTP id z10mr11908637pjn.22.1621434657418; Wed, 19 May 2021 07:30:57 -0700 (PDT) Received: from acourbot.tok.corp.google.com ([2401:fa00:8f:203:87ab:ff82:1544:697]) by smtp.gmail.com with ESMTPSA id 3sm14337661pff.132.2021.05.19.07.30.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 May 2021 07:30:57 -0700 (PDT) From: Alexandre Courbot To: Tiffany Lin , Andrew-CT Chen , Hans Verkuil , Dafna Hirschfeld , Yunfei Dong Cc: Mauro Carvalho Chehab , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, Alexandre Courbot Subject: [PATCH v5 07/14] media: mtk-vcodec: vdec: handle firmware version field Date: Wed, 19 May 2021 23:30:04 +0900 Message-Id: <20210519143011.1175546-8-acourbot@chromium.org> X-Mailer: git-send-email 2.31.1.751.gd2f1c929bd-goog In-Reply-To: <20210519143011.1175546-1-acourbot@chromium.org> References: <20210519143011.1175546-1-acourbot@chromium.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Firmwares for decoders newer than MT8173 will include an ABI version number in their initialization ack message. Add the capacity to manage it and make initialization fail if the firmware ABI is of a version that we don't support. For MT8173, this ABI version field does not exist ; thus ignore it on this chip. There should only be one firmware version available for it anyway. Signed-off-by: Alexandre Courbot Reviewed-by: Tzung-Bi Shih --- .../mtk-vcodec/mtk_vcodec_dec_stateful.c | 1 + .../platform/mtk-vcodec/mtk_vcodec_drv.h | 4 ++++ .../media/platform/mtk-vcodec/vdec_ipi_msg.h | 5 +++++ .../media/platform/mtk-vcodec/vdec_vpu_if.c | 21 +++++++++++++++++-- 4 files changed, 29 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateful.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateful.c index ed4b1308a0e4..d48f23812cd0 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateful.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateful.c @@ -653,6 +653,7 @@ static struct vb2_ops mtk_vdec_frame_vb2_ops = { }; const struct mtk_vcodec_dec_pdata mtk_vdec_8173_pdata = { + .chip = MTK_MT8173, .init_vdec_params = mtk_init_vdec_params, .ctrls_setup = mtk_vcodec_dec_ctrls_setup, .vdec_vb2_ops = &mtk_vdec_frame_vb2_ops, diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h index b57233edbe35..a4360d653037 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h @@ -325,6 +325,8 @@ enum mtk_chip { * @vdec_framesizes: supported video decoder frame sizes * @num_framesizes: count of video decoder frame sizes * + * @chip: chip this decoder is compatible with + * * @uses_stateless_api: whether the decoder uses the stateless API with requests */ @@ -344,6 +346,8 @@ struct mtk_vcodec_dec_pdata { const struct mtk_codec_framesizes *vdec_framesizes; const int num_framesizes; + enum mtk_chip chip; + bool uses_stateless_api; }; diff --git a/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h b/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h index 47a1c1c0fd04..eb66729fda63 100644 --- a/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h +++ b/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h @@ -83,12 +83,17 @@ struct vdec_ap_ipi_dec_start { * @status : VPU exeuction result * @ap_inst_addr : AP vcodec_vpu_inst instance address * @vpu_inst_addr : VPU decoder instance address + * @vdec_abi_version: ABI version of the firmware. Kernel can use it to + * ensure that it is compatible with the firmware. + * This field is not valid for MT8173 and must not be + * accessed for this chip. */ struct vdec_vpu_ipi_init_ack { uint32_t msg_id; int32_t status; uint64_t ap_inst_addr; uint32_t vpu_inst_addr; + uint32_t vdec_abi_version; }; #endif diff --git a/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c b/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c index 58b0e6fa8fd2..203089213e67 100644 --- a/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c +++ b/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c @@ -24,6 +24,22 @@ static void handle_init_ack_msg(const struct vdec_vpu_ipi_init_ack *msg) vpu->inst_addr = msg->vpu_inst_addr; mtk_vcodec_debug(vpu, "- vpu_inst_addr = 0x%x", vpu->inst_addr); + + /* Firmware version field does not exist on MT8173. */ + if (vpu->ctx->dev->vdec_pdata->chip == MTK_MT8173) + return; + + /* Check firmware version. */ + mtk_vcodec_debug(vpu, "firmware version 0x%x\n", msg->vdec_abi_version); + switch (msg->vdec_abi_version) { + case 1: + break; + default: + mtk_vcodec_err(vpu, "unhandled firmware version 0x%x\n", + msg->vdec_abi_version); + vpu->failure = 1; + break; + } } /* @@ -44,6 +60,9 @@ static void vpu_dec_ipi_handler(void *data, unsigned int len, void *priv) mtk_vcodec_debug(vpu, "+ id=%X", msg->msg_id); + vpu->failure = msg->status; + vpu->signaled = 1; + if (msg->status == 0) { switch (msg->msg_id) { case VPU_IPIMSG_DEC_INIT_ACK: @@ -63,8 +82,6 @@ static void vpu_dec_ipi_handler(void *data, unsigned int len, void *priv) } mtk_vcodec_debug(vpu, "- id=%X", msg->msg_id); - vpu->failure = msg->status; - vpu->signaled = 1; } static int vcodec_vpu_send_msg(struct vdec_vpu_inst *vpu, void *msg, int len)