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: Heiko Stuebner X-Patchwork-Id: 13643688 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 6139CC4345F for ; Thu, 25 Apr 2024 19:55:40 +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=iHGgl6igZ59tUE0jNeCmrLJ19kGCSeui3NP+inOh45o=; b=Tgr4ifJUIKFGX8 8NWXJzUDQKvPS0+b++QxafQsIOwW2NLtvxWpYRtR3KrP6FTKLeHoJEdjJKsXtL+SOsXI9qTzzxlZN bfylOh1ReufxXNgpUEUOYkX0kApnuN1D6s9FzNfXRiJNt2NwxQCdNOz4EPoTvPaky8omhMynHZ5fo jCVD3Ncg89Ul/KYFVRlgmA2gVsmtt3mPqttxGN8WaPxJ4k54lDA5lXF+rRSi/N3KPiwoN5pszZAkX xP7rgS5M60DyZxrYqCuR17cLzXlpFSyOSLjXJMXSbZNhOKnUboiLbPJ4o9PNcOlTio1pvwpbu6kWk fp3+1iTfnypOIg0pNueA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1s05Bv-00000009wqY-0n8K; Thu, 25 Apr 2024 19:55:35 +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-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=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 --- 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);