From mboxrd@z Thu Jan 1 00:00:00 1970 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 80540C4332F for ; Sat, 15 Oct 2022 21:47:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To:Subject: MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=+QfMQB/ZV8x2YqXScVlhnmNAMo5MIUypwS7Z8qgQ9U0=; b=ZE3Qi3Cbm4SZ0/ QnpF6+eQKmOxrd0KDkXw2B0v9196zRgFiI6VWZSOZaSjqj/y4oIAtdqhctKWNn7rwh4EGuqDoJ4NC mV1jKAeI8LvVIulYcpQdeYDRr+YKuJFftv1HKrGvyRnZ6xQDhroI0HUkg9N0RUUSyg2YI5t82DBjc b/6OLWziYZncwhun7rqIxJ3HpWJ716Jzfi7fYQKH4uwnE886t609p/uFFtnc0pPYqLBeHss3TlKAT 5Il5humxluB526hs+7h4n8RZeq4NFMT8ZaOXP6xlyvFH7Yu8Iv3AwGAKLevfWnd++v7ziLkDYZxBG 79isDJzd/AdS/Dhp1RGg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ojoyz-0006JB-Q4; Sat, 15 Oct 2022 21:46:13 +0000 Received: from phobos.denx.de ([85.214.62.61]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ojoyx-0006Ic-Bg for linux-arm-kernel@lists.infradead.org; Sat, 15 Oct 2022 21:46:12 +0000 Received: from [127.0.0.1] (p578adb1c.dip0.t-ipconnect.de [87.138.219.28]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: marex@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id A2E8084D45; Sat, 15 Oct 2022 23:46:04 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1665870369; bh=J3069uxITvLrTr5S4G3PQ3QISEKkiFc75za3DopuCZo=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=RvQVC2/rfvfeDB7QDObPa0M1d4ZjTRTj/qOLT4INuzzaX1Dhp8ZZjPY3Yi2GTDNzp TElmRcixtQX7DAUsaAS9JJ99fD0HCQu2vp+gAd1XYBd5AS6uJ3hXNruv/cSv9oTlZ2 CMul7P+CuKrlAwEYpzsovGXcvttUza6hgXdRuL5gbvyCGtzEY+FDWvb3VwRUXzoHeJ 1TDmq68bxRK+RZJWn+O6kGw08nmNGIB38/Y0mi2EqkqlPBudUOxp8p4P4/dyz8Hp/Q 3Jzx7S/pFtw5TWZE3JuN8wRQKnJD2lb7ieEb1fcoYGfJvoBQ2E0/Ow13F3MDTuti89 2nsNNl3RYpSMA== Message-ID: Date: Sat, 15 Oct 2022 23:46:04 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.3.2 Subject: Re: [PATCH v7 01/10] drm: bridge: Add Samsung DSIM bridge driver Content-Language: en-US To: Jagan Teki , Andrzej Hajda , Inki Dae , Marek Szyprowski , Joonyoung Shim , Seung-Woo Kim , Kyungmin Park , Frieder Schrempf , Fancy Fang , Tim Harvey , Michael Nazzareno Trimarchi , Adam Ford , Neil Armstrong , Robert Foss , Laurent Pinchart , Tommaso Merciai Cc: Matteo Lisi , dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, NXP Linux Team , linux-amarula References: <20221005151309.7278-1-jagan@amarulasolutions.com> <20221005151309.7278-2-jagan@amarulasolutions.com> From: Marek Vasut In-Reply-To: <20221005151309.7278-2-jagan@amarulasolutions.com> X-Virus-Scanned: clamav-milter 0.103.6 at phobos.denx.de X-Virus-Status: Clean X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221015_144611_585252_852A4A54 X-CRM114-Status: GOOD ( 14.23 ) 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: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 10/5/22 17:13, Jagan Teki wrote: > Samsung MIPI DSIM controller is common DSI IP that can be used in various > SoCs like Exynos, i.MX8M Mini/Nano. > > In order to access this DSI controller between various platform SoCs, > the ideal way to incorporate this in the drm stack is via the drm bridge > driver. > > This patch is trying to differentiate platform-specific and bridge driver > code by maintaining exynos platform glue code in exynos_drm_dsi.c driver > and common bridge driver code in samsung-dsim.c providing that the new > platform-specific glue should be supported in the bridge driver, unlike > exynos platform drm drivers. > > - Add samsung_dsim_plat_data for keeping platform-specific attributes like > host_ops, irq_ops, and hw_type. > > - Initialize the plat_data hooks for exynos platform in exynos_drm_dsi.c. > > - samsung_dsim_probe is the common probe call across exynos_drm_dsi.c and > samsung-dsim.c. > > - plat_data hooks like host_ops and irq_ops are invoked during the > respective bridge call chains. Maybe the Subject should say "Split ... driver" or "Move ... driver" , since it is not adding a new driver here ? _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel