From patchwork Tue Apr 18 08:00:49 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Ceresoli X-Patchwork-Id: 13215189 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 132A6C77B75 for ; Tue, 18 Apr 2023 08:02:12 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 18CD010E6E5; Tue, 18 Apr 2023 08:02:11 +0000 (UTC) Received: from relay10.mail.gandi.net (relay10.mail.gandi.net [IPv6:2001:4b98:dc4:8::230]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4381E10E6E4 for ; Tue, 18 Apr 2023 08:02:01 +0000 (UTC) Received: from booty.fritz.box (unknown [77.244.183.192]) (Authenticated sender: luca.ceresoli@bootlin.com) by mail.gandi.net (Postfix) with ESMTPA id 78450240003; Tue, 18 Apr 2023 08:01:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1681804919; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=OjDn7feuOfCx2JjEUm878aYF49HGL6X0Phz44CtOnuQ=; b=I7tZjmhH627GBuHF1wzSyhCZUFSROiN803K5xByz5h/wt2k+vh76TmZaCefebp80x3tKbt 0kpo4QrCalP+dLGNLqxKfbSCCAJm+6bwNHkBQLwEzKBagUNnUGZPxEd8jWtNRK3e+59QaY Tiq9bgDcC3neCV9d6syb1oGzdfrMqs4FkUl0j+lc6Pke91BnkjTVb7xe10tZYr6dDnbLZf zIBUz+rbcZ2D0oSA8IE8pOVTb9vauOgQKOMhQ53snUFlXg2m+oy2KvfcCUeQRmhCHsEPA7 mCfxL1NF8yRAm6lppOViupcDCHjs+CPjo1eGp96jBBk0KBYkZyXgfdD4uy9HrA== From: Luca Ceresoli To: linux-tegra@vger.kernel.org Subject: [PATCH v6 15/20] staging: media: tegra-video: add a per-soc enable/disable op Date: Tue, 18 Apr 2023 10:00:49 +0200 Message-Id: <20230418080054.452955-16-luca.ceresoli@bootlin.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230418080054.452955-1-luca.ceresoli@bootlin.com> References: <20230418080054.452955-1-luca.ceresoli@bootlin.com> MIME-Version: 1.0 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: devicetree@vger.kernel.org, Laurent Pinchart , Krzysztof Kozlowski , Richard Leitner , Thomas Petazzoni , Luca Ceresoli , linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, Rob Herring , Jonathan Hunter , Paul Kocialkowski , Thierry Reding , Sowjanya Komatineni , dri-devel@lists.freedesktop.org, Greg Kroah-Hartman , Hans Verkuil , Dmitry Osipenko , Mauro Carvalho Chehab , linux-media@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The Tegra20 VI needs an additional operation to enable the VI, add an operation for that. Signed-off-by: Luca Ceresoli Reviewed-by: Dmitry Osipenko --- No changes in v6 No changes in v5 Changed in v4: - Added review tags No changes in v3 No changes in v2 --- drivers/staging/media/tegra-video/vi.c | 7 +++++++ drivers/staging/media/tegra-video/vi.h | 4 ++++ 2 files changed, 11 insertions(+) diff --git a/drivers/staging/media/tegra-video/vi.c b/drivers/staging/media/tegra-video/vi.c index c76c2a404889..8df233049c81 100644 --- a/drivers/staging/media/tegra-video/vi.c +++ b/drivers/staging/media/tegra-video/vi.c @@ -1950,6 +1950,9 @@ static int tegra_vi_probe(struct platform_device *pdev) vi->client.ops = &vi_client_ops; vi->client.dev = &pdev->dev; + if (vi->ops->vi_enable) + vi->ops->vi_enable(vi, true); + ret = host1x_client_register(&vi->client); if (ret < 0) { dev_err(&pdev->dev, @@ -1960,6 +1963,8 @@ static int tegra_vi_probe(struct platform_device *pdev) return 0; rpm_disable: + if (vi->ops->vi_enable) + vi->ops->vi_enable(vi, false); pm_runtime_disable(&pdev->dev); return ret; } @@ -1976,6 +1981,8 @@ static int tegra_vi_remove(struct platform_device *pdev) return err; } + if (vi->ops->vi_enable) + vi->ops->vi_enable(vi, false); pm_runtime_disable(&pdev->dev); return 0; diff --git a/drivers/staging/media/tegra-video/vi.h b/drivers/staging/media/tegra-video/vi.h index b424c967c6f2..886b10e7d723 100644 --- a/drivers/staging/media/tegra-video/vi.h +++ b/drivers/staging/media/tegra-video/vi.h @@ -37,8 +37,11 @@ enum tegra_vi_pg_mode { TEGRA_VI_PG_PATCH, }; +struct tegra_vi; + /** * struct tegra_vi_ops - Tegra VI operations + * @vi_enable: soc-specific operations needed to enable/disable the VI peripheral * @vi_fmt_align: modify `pix` to fit the hardware alignment * requirements and fill image geometry * @vi_start_streaming: starts media pipeline, subdevice streaming, sets up @@ -48,6 +51,7 @@ enum tegra_vi_pg_mode { * back any queued buffers. */ struct tegra_vi_ops { + int (*vi_enable)(struct tegra_vi *vi, bool on); void (*vi_fmt_align)(struct v4l2_pix_format *pix, unsigned int bpp); int (*vi_start_streaming)(struct vb2_queue *vq, u32 count); void (*vi_stop_streaming)(struct vb2_queue *vq);