From patchwork Thu Apr 25 19:55:05 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Heiko_St=C3=BCbner?= X-Patchwork-Id: 13643695 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 825F4C4345F for ; Thu, 25 Apr 2024 19:55:55 +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-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=yTo98wGu6UkMVameis29wRODIAmK0lYTejIgBsppaog=; b=rDyKeTjN4bbcBO WoNf3M36r93LR8L8ttx0kPRTDjGjwt8CFFN9QjO59oMTxbWZa1m07grkfgnEekPtSdbu/H7DQ+y+s +Tvmm2tCEQIp9Q6v/AHVggMyvRAzZV85VuIkZrFq80pSufw8N6o9vOGPoUGnAZ4QCvz1RAWtVa6QX VYTixqZW0Y/QRA//Kzfqxkvl7itXymzYzE+w4qP400d78rcZt3y0HkEoE3Mg3VBD+WKNzQoqMRT1Q kzUtIdn1VyOi7veq+qXCpFrshszARrrkXn9bfkUKvSVRJFI2x9ggiL80U/vKOu+7J4FfssHOWKiMV RcntDa+QJU5nigMNfKIg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1s05Bu-00000009wq7-29aA; Thu, 25 Apr 2024 19:55:34 +0000 Received: from gloria.sntech.de ([185.11.138.130]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1s05Bp-00000009wil-38u9; Thu, 25 Apr 2024 19:55:31 +0000 Received: from i53875b01.versanet.de ([83.135.91.1] helo=phil.lan) by gloria.sntech.de with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1s05BX-0005vK-Kl; Thu, 25 Apr 2024 21:55:11 +0200 From: Heiko Stuebner To: heiko@sntech.de Cc: quentin.schulz@theobroma-systems.com, hjc@rock-chips.com, andy.yan@rock-chips.com, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Heiko Stuebner Subject: [PATCH 1/2] drm/rockchip: vop2: fix rk3588 dp+dsi maxclk verification Date: Thu, 25 Apr 2024 21:55:05 +0200 Message-Id: <20240425195506.2935955-2-heiko@sntech.de> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240425195506.2935955-1-heiko@sntech.de> References: <20240425195506.2935955-1-heiko@sntech.de> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240425_125529_817210_31495CF1 X-CRM114-Status: GOOD ( 13.53 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Heiko Stuebner The clock is in Hz while the value checked against is in kHz, so actual frequencies will never be able to be below to max value. Fix this by specifying the max-value in Hz too. Fixes: 5a028e8f062f ("drm/rockchip: vop2: Add support for rk3588") Signed-off-by: Heiko Stuebner Reviewed-by: Quentin Schulz Acked-by: Andy Yan --- drivers/gpu/drm/rockchip/rockchip_drm_vop2.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c index 9bee1fd88e6a2..523880a4e8e74 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c @@ -1719,7 +1719,7 @@ static unsigned long rk3588_calc_cru_cfg(struct vop2_video_port *vp, int id, else dclk_out_rate = v_pixclk >> 2; - dclk_rate = rk3588_calc_dclk(dclk_out_rate, 600000); + dclk_rate = rk3588_calc_dclk(dclk_out_rate, 600000000); if (!dclk_rate) { drm_err(vop2->drm, "DP dclk_out_rate out of range, dclk_out_rate: %ld KHZ\n", dclk_out_rate); @@ -1736,7 +1736,7 @@ static unsigned long rk3588_calc_cru_cfg(struct vop2_video_port *vp, int id, * dclk_rate = N * dclk_core_rate N = (1,2,4 ), * we get a little factor here */ - dclk_rate = rk3588_calc_dclk(dclk_out_rate, 600000); + dclk_rate = rk3588_calc_dclk(dclk_out_rate, 600000000); if (!dclk_rate) { drm_err(vop2->drm, "MIPI dclk out of range, dclk_out_rate: %ld KHZ\n", dclk_out_rate);