From patchwork Wed Oct 23 16:49:59 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dave Stevenson X-Patchwork-Id: 13847544 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 AC041CFA450 for ; Wed, 23 Oct 2024 16:50:13 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E2B7A10E17F; Wed, 23 Oct 2024 16:50:12 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=raspberrypi.com header.i=@raspberrypi.com header.b="SlB7IdOH"; dkim-atps=neutral Received: from mail-wr1-f54.google.com (mail-wr1-f54.google.com [209.85.221.54]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3716110E17F for ; Wed, 23 Oct 2024 16:50:12 +0000 (UTC) Received: by mail-wr1-f54.google.com with SMTP id ffacd0b85a97d-37d4821e6b4so4810845f8f.3 for ; Wed, 23 Oct 2024 09:50:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=raspberrypi.com; s=google; t=1729702210; x=1730307010; darn=lists.freedesktop.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=5WK3Wcz0LjTp23A2ibh778TvWVk0jVp3LvtNmMQecJo=; b=SlB7IdOHdn25Qo2BOciWBK0nhuQqW0JxLaFSznH/mAVR2Q/wk1hX8D1ZfH77gDNPsy iFdtKnxHx9V8/eCKhBiJQD5UOjUBYlb3AzJ/u3/v80xPhi7tU1/Tdk/VRIBk1yHOZEQY Xyc0oP1Ydke8RHrIUxIYGXJMg66NKS8fyHXte4phPZTQ2afbTHoVrx9aWOlAjla36ePN voo1R8I6cODLErv0tQPMKDNJ3a0zz0FfjX8vPFPCb2mUJiZRFrXBh+KYD5vlWjfSalBR Te38lvJ8VKA56Igff08J5kMWU3tEkZum1cOBC6fnIiyp0nRk8adLgzb8/Oi7uoJvuZrz +Q6w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729702210; x=1730307010; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=5WK3Wcz0LjTp23A2ibh778TvWVk0jVp3LvtNmMQecJo=; b=DJF33nBB4nHICvve5wwEdWyxdPUEmdl22d/i0tV0UwPPvr/O3fTWRQ8i6mVUIjjJKT 2ARmf2/1XRb2YQ4d5TUTD9R25+Skv7OEjbfLy7XjGxk24yRSMl8NwODi/WVJJD8kb8kw BGFp3X7lCESrvVtdlmm5gTlyYjUdS7VjNz5714n1JsTPXcgr3GjYvytyRb8z9e+6KE3B IXdmiIwChqqLcGIyZcTXGpV1oPY3/U0xnmlUjx/+TU/wlPkd42UfpRw6jfY5VzncStFm 6Jafr2BeW9t7p704q9PFwY0GSthUGwxWRkKOfp0Zn6xu6dxbuP40QN1j/gYks1I/pzHk zqIg== X-Gm-Message-State: AOJu0YznJ4a2fLGen3HkBbnWy68wevEtbl+1wFVW+8aXPAR+YEifaaN3 /T3FzE0boBBBbbDQhZlNfMdd6AYYGbMOTu9qqMwZ6NfZfAHK8zy5P+XtvF3muTo= X-Google-Smtp-Source: AGHT+IF8V/3kWZEsM033mvmCNVLqu8ni3b3xlel5RuPa1mpKVOt5Sj94RWpbn1HR47WB9YguGyyFfQ== X-Received: by 2002:a5d:420f:0:b0:37d:47d8:5fff with SMTP id ffacd0b85a97d-37efcf7ecc8mr1949275f8f.37.1729702210382; Wed, 23 Oct 2024 09:50:10 -0700 (PDT) Received: from [127.0.1.1] ([2a00:1098:3142:e::8]) by smtp.googlemail.com with ESMTPSA id 5b1f17b1804b1-43186c50445sm21642035e9.39.2024.10.23.09.50.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 23 Oct 2024 09:50:09 -0700 (PDT) From: Dave Stevenson Date: Wed, 23 Oct 2024 17:49:59 +0100 Subject: [PATCH 02/37] drm/vc4: Use of_device_get_match_data to set generation MIME-Version: 1.0 Message-Id: <20241023-drm-vc4-2712-support-v1-2-1cc2d5594907@raspberrypi.com> References: <20241023-drm-vc4-2712-support-v1-0-1cc2d5594907@raspberrypi.com> In-Reply-To: <20241023-drm-vc4-2712-support-v1-0-1cc2d5594907@raspberrypi.com> To: Maxime Ripard , =?utf-8?q?Ma=C3=ADra_Canal?= , Raspberry Pi Kernel Maintenance , Maarten Lankhorst , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Florian Fainelli , Broadcom internal kernel review list , Ray Jui , Scott Branden , Michael Turquette , Stephen Boyd , Javier Martinez Canillas , Catalin Marinas , Will Deacon Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org, Dave Stevenson X-Mailer: b4 0.14.1 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: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Use of_device_get_match_data to retrieve the generation value as set in the struct of_device_id, rather than manually comparing compatible strings. Signed-off-by: Dave Stevenson Reviewed-by: Maxime Ripard --- drivers/gpu/drm/vc4/vc4_drv.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/vc4/vc4_drv.c b/drivers/gpu/drm/vc4/vc4_drv.c index d47e5967592f..3099292f22a5 100644 --- a/drivers/gpu/drm/vc4/vc4_drv.c +++ b/drivers/gpu/drm/vc4/vc4_drv.c @@ -300,10 +300,7 @@ static int vc4_drm_bind(struct device *dev) dev->coherent_dma_mask = DMA_BIT_MASK(32); - if (of_device_is_compatible(dev->of_node, "brcm,bcm2711-vc5")) - gen = VC4_GEN_5; - else - gen = VC4_GEN_4; + gen = (enum vc4_gen)of_device_get_match_data(dev); if (gen > VC4_GEN_4) driver = &vc5_drm_driver; @@ -462,9 +459,9 @@ static void vc4_platform_drm_shutdown(struct platform_device *pdev) } static const struct of_device_id vc4_of_match[] = { - { .compatible = "brcm,bcm2711-vc5", }, - { .compatible = "brcm,bcm2835-vc4", }, - { .compatible = "brcm,cygnus-vc4", }, + { .compatible = "brcm,bcm2711-vc5", .data = (void *)VC4_GEN_5 }, + { .compatible = "brcm,bcm2835-vc4", .data = (void *)VC4_GEN_4 }, + { .compatible = "brcm,cygnus-vc4", .data = (void *)VC4_GEN_4 }, {}, }; MODULE_DEVICE_TABLE(of, vc4_of_match);