From patchwork Thu Jun 24 18:26:04 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ezequiel Garcia X-Patchwork-Id: 12342913 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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,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 1EC6FC49EA6 for ; Thu, 24 Jun 2021 18:47:50 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 E53B6613B1 for ; Thu, 24 Jun 2021 18:47:49 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E53B6613B1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=collabora.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3AA886ECB1; Thu, 24 Jun 2021 18:47:45 +0000 (UTC) Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [46.235.227.227]) by gabe.freedesktop.org (Postfix) with ESMTPS id ED4C96E02E for ; Thu, 24 Jun 2021 18:26:48 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: ezequiel) with ESMTPSA id 746231F44212 From: Ezequiel Garcia To: linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: [PATCH 04/12] hantro: Make struct hantro_variant.init() optional Date: Thu, 24 Jun 2021 15:26:04 -0300 Message-Id: <20210624182612.177969-5-ezequiel@collabora.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210624182612.177969-1-ezequiel@collabora.com> References: <20210624182612.177969-1-ezequiel@collabora.com> MIME-Version: 1.0 X-Mailman-Approved-At: Thu, 24 Jun 2021 18:47:09 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Paul Kocialkowski , Jernej Skrabec , Jonas Karlman , David Airlie , Ezequiel Garcia , Alex Bee , Hans Verkuil , Thierry Reding , kernel@collabora.com, Sam Ravnborg , Chris Healy , maccraft123mc@gmail.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The hantro_variant.init() function is there for platforms to perform hardware-specific initialization, such as clock rate bumping. Not all platforms require it, so make it optional. Signed-off-by: Ezequiel Garcia --- drivers/staging/media/hantro/hantro.h | 4 ++-- drivers/staging/media/hantro/hantro_drv.c | 10 ++++++---- drivers/staging/media/hantro/sama5d4_vdec_hw.c | 6 ------ 3 files changed, 8 insertions(+), 12 deletions(-) diff --git a/drivers/staging/media/hantro/hantro.h b/drivers/staging/media/hantro/hantro.h index a70c386de6f1..c2e2dca38628 100644 --- a/drivers/staging/media/hantro/hantro.h +++ b/drivers/staging/media/hantro/hantro.h @@ -61,8 +61,8 @@ struct hantro_irq { * @num_postproc_fmts: Number of post-processor formats. * @codec: Supported codecs * @codec_ops: Codec ops. - * @init: Initialize hardware. - * @runtime_resume: reenable hardware after power gating + * @init: Initialize hardware, optional. + * @runtime_resume: reenable hardware after power gating, optional. * @irqs: array of irq names and interrupt handlers * @num_irqs: number of irqs in the array * @clk_names: array of clock names diff --git a/drivers/staging/media/hantro/hantro_drv.c b/drivers/staging/media/hantro/hantro_drv.c index 31d8449ca1d2..9b5415176bfe 100644 --- a/drivers/staging/media/hantro/hantro_drv.c +++ b/drivers/staging/media/hantro/hantro_drv.c @@ -942,10 +942,12 @@ static int hantro_probe(struct platform_device *pdev) } } - ret = vpu->variant->init(vpu); - if (ret) { - dev_err(&pdev->dev, "Failed to init VPU hardware\n"); - return ret; + if (vpu->variant->init) { + ret = vpu->variant->init(vpu); + if (ret) { + dev_err(&pdev->dev, "Failed to init VPU hardware\n"); + return ret; + } } pm_runtime_set_autosuspend_delay(vpu->dev, 100); diff --git a/drivers/staging/media/hantro/sama5d4_vdec_hw.c b/drivers/staging/media/hantro/sama5d4_vdec_hw.c index 58ae72c2b723..9c3b8cd0b239 100644 --- a/drivers/staging/media/hantro/sama5d4_vdec_hw.c +++ b/drivers/staging/media/hantro/sama5d4_vdec_hw.c @@ -64,11 +64,6 @@ static const struct hantro_fmt sama5d4_vdec_fmts[] = { }, }; -static int sama5d4_hw_init(struct hantro_dev *vpu) -{ - return 0; -} - /* * Supported codec ops. */ @@ -109,7 +104,6 @@ const struct hantro_variant sama5d4_vdec_variant = { .codec = HANTRO_MPEG2_DECODER | HANTRO_VP8_DECODER | HANTRO_H264_DECODER, .codec_ops = sama5d4_vdec_codec_ops, - .init = sama5d4_hw_init, .irqs = sama5d4_irqs, .num_irqs = ARRAY_SIZE(sama5d4_irqs), .clk_names = sama5d4_clk_names,