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 CDDD6C27C79 for ; Thu, 20 Jun 2024 06:41:00 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C240610E325; Thu, 20 Jun 2024 06:40:59 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (1024-bit key; unprotected) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="RdX5jqML"; dkim-atps=neutral Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8F1C410E325 for ; Thu, 20 Jun 2024 06:40:57 +0000 (UTC) Received: from [192.168.88.20] (91-158-144-210.elisa-laajakaista.fi [91.158.144.210]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 738D666F; Thu, 20 Jun 2024 08:40:36 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1718865636; bh=0DyIr8oRP6KBBH+K1QiefkxzX+B8T2dsfMh5Vutrro4=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=RdX5jqMLPZvJnmiR8bGLLXVXvOJ68cjqD8ajMeFodrsqEueSMicfglo+wQ9Wy4oZN OczWi4DZXJG5kkB1IDNE/cGh84ZiMLkKpO23FQL03Hy0lPmcsk8zL1ITu1BoloEpzu bty1eJ8ijBw+0iX6u9Vp/CqG6HjBXtPJxyIYG07I= Message-ID: Date: Thu, 20 Jun 2024 09:40:51 +0300 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/4] drm: rcar-mipi-dsi: Fix CLOCKSET1_LOCK definition To: Laurent Pinchart , Jacopo Mondi Cc: Kieran Bingham , David Airlie , Daniel Vetter , "open list:DRM DRIVERS FOR RENESAS R-CAR" , "open list:DRM DRIVERS FOR RENESAS R-CAR" , Takeshi Kihara References: <20240619102219.138927-1-jacopo.mondi@ideasonboard.com> <20240619102219.138927-2-jacopo.mondi@ideasonboard.com> <20240619192909.GB31507@pendragon.ideasonboard.com> From: Tomi Valkeinen Content-Language: en-US Autocrypt: addr=tomi.valkeinen@ideasonboard.com; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit 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" On 19/06/2024 22:29, Laurent Pinchart wrote: > Hi Jacopo, > > Thank you for the patch. > > CC'ing Tomi. > > On Wed, Jun 19, 2024 at 12:22:15PM +0200, Jacopo Mondi wrote: >> From: Takeshi Kihara >> >> Version 0.51 of the Renesas R-Car Gen4 TRM reports bit 16 of the >> CLOCKSET1 register of the DSI transmitter module to be a reserved >> field. >> >> Fix this by correcting the CLOCKSET1_LOCK definition to match the TRM >> and remove the CLOCKSET1_LOCK_PHY definition, as the register is simply >> called "lock" in the datasheet. >> >> Signed-off-by: Takeshi Kihara >> Signed-off-by: Jacopo Mondi >> --- >> drivers/gpu/drm/renesas/rcar-du/rcar_mipi_dsi_regs.h | 3 +-- >> 1 file changed, 1 insertion(+), 2 deletions(-) >> >> diff --git a/drivers/gpu/drm/renesas/rcar-du/rcar_mipi_dsi_regs.h b/drivers/gpu/drm/renesas/rcar-du/rcar_mipi_dsi_regs.h >> index f8114d11f2d1..1bf9c4717d5a 100644 >> --- a/drivers/gpu/drm/renesas/rcar-du/rcar_mipi_dsi_regs.h >> +++ b/drivers/gpu/drm/renesas/rcar-du/rcar_mipi_dsi_regs.h >> @@ -141,8 +141,7 @@ >> #define PHYSETUP_RSTZ (1 << 0) >> >> #define CLOCKSET1 0x101c >> -#define CLOCKSET1_LOCK_PHY (1 << 17) >> -#define CLOCKSET1_LOCK (1 << 16) >> +#define CLOCKSET1_LOCK (1 << 17) > > This matches the documentation, but we should get it tested on V4H to > make sure it doesn't cause a regression. Tomi, would you be able to test > the patch ? Works for me. Tested-by: Tomi Valkeinen Tomi