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 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 E78FF1094463 for ; Sat, 21 Mar 2026 07:52:55 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5B2DD10E2AE; Sat, 21 Mar 2026 07:52:55 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; secure) header.d=pm.me header.i=@pm.me header.b="jB/Sy4aF"; dkim-atps=neutral Received: from mail-244116.protonmail.ch (mail-244116.protonmail.ch [109.224.244.116]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9EAA410E270; Sat, 21 Mar 2026 07:52:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=pm.me; s=protonmail3; t=1774079571; x=1774338771; bh=GXIrZ2JeBYt7lvRrjXt7T5FwWusy32QKCFn/6PrHSYY=; h=Date:To:From:Cc:Subject:Message-ID:In-Reply-To:References: Feedback-ID:From:To:Cc:Date:Subject:Reply-To:Feedback-ID: Message-ID:BIMI-Selector; b=jB/Sy4aFU4bYROKDZO6trbv16jvGwLbuXAMSwKZvdgBKyG+jDhoKqIcvCX4vnWIPM zdzANg6OAY201s7xjeU2ILkSpRhaI7PkTEy5slXkTPGN1hmvIieFEdjr5g5k0X/Zhb ORElhunBjYRfiSSLVJn5xZbhNe5TM9FYhrai1mrdIlXw5NqLDm0PXydM43dz45Rs2n bA8zVphKpaalPxNoemc/U5wL4wrJcS18Q7HHcsbIhdvBvDvAw8uVgHY2hXInVF8R6i H/GutRBI5DVec8rxlAVi4yJztLacvy7mTtUvj573ud9cpALMSi/Y+0ocAbc73urT8Y obCIZFCA5jRNA== Date: Sat, 21 Mar 2026 07:52:47 +0000 To: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , Jeffrey Hugo , Neil Armstrong , Martin Blumenstingl From: Alexander Koskovich Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Alexander Koskovich , Konrad Dybcio , Dmitry Baryshkov Subject: [PATCH v4 4/5] drm/msm/dsi: add DSI version >= comparison helper Message-ID: <20260321-dsi-rgb101010-support-v4-4-eb28ecebbfe8@pm.me> In-Reply-To: <20260321-dsi-rgb101010-support-v4-0-eb28ecebbfe8@pm.me> References: <20260321-dsi-rgb101010-support-v4-0-eb28ecebbfe8@pm.me> Feedback-ID: 37836894:user:proton X-Pm-Message-ID: 2b0c9cedaf796717b0cb0c1a53938aef4991d5a7 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable 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" Add a helper for checking if the DSI hardware version is greater than or equal to a given version, for use in a future change. Reviewed-by: Konrad Dybcio Reviewed-by: Dmitry Baryshkov Signed-off-by: Alexander Koskovich --- drivers/gpu/drm/msm/dsi/dsi_host.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/d= si_host.c index db6da99375a1..b55ffe2fdec3 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -782,13 +782,21 @@ static void dsi_ctrl_disable(struct msm_dsi_host *msm= _host) =09dsi_write(msm_host, REG_DSI_CTRL, 0); } =20 +static bool msm_dsi_host_version_geq(struct msm_dsi_host *msm_host, +=09=09=09=09 u32 major, u32 minor) +{ +=09return msm_host->cfg_hnd->major > major || +=09 (msm_host->cfg_hnd->major =3D=3D major && +=09 msm_host->cfg_hnd->minor >=3D minor); +} + bool msm_dsi_host_is_wide_bus_enabled(struct mipi_dsi_host *host) { =09struct msm_dsi_host *msm_host =3D to_msm_dsi_host(host); =20 =09return msm_host->dsc && -=09=09(msm_host->cfg_hnd->major =3D=3D MSM_DSI_VER_MAJOR_6G && -=09=09 msm_host->cfg_hnd->minor >=3D MSM_DSI_6G_VER_MINOR_V2_5_0); +=09=09msm_dsi_host_version_geq(msm_host, MSM_DSI_VER_MAJOR_6G, +=09=09=09=09=09MSM_DSI_6G_VER_MINOR_V2_5_0); } =20 static void dsi_ctrl_enable(struct msm_dsi_host *msm_host, --=20 2.53.0