From nobody Thu Apr 2 18:47:46 2026 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 40A273B19AC for ; Fri, 27 Mar 2026 10:22:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774606960; cv=none; b=nayhkOponZta3m8nlV4+iM0EhBeDJ5AnEpGlKIDdzXNb+fmf5a9uMH0P0uulWKYRw1KPTauySyBJKEjWWS/gk0juDkI2hWzA+7+qp+odntrTJvddcthM5sfZa7pvnM8Xyq4XO/pPtAYcPxzk3VPeAR3tbJO2E25D+vfUeG+dG9E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774606960; c=relaxed/simple; bh=HpBlPdT7ErlnfelebW226T9UOnx+13QabRZ1MxOAU+w=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=ooWAtE2/Ls4yXDcq1/Vg5jlAlhOMD62BNzOg3hL7+idD3+MEvkoPr5RLUgoLyutzTBbgApNfL67RN6kD3V/1HOFnj5gwU30efZGdNz2rraDjycFClBP3Hh0DapdAAVXpnlZMVznsLGc6ll4YCABPJpSkLCsj1GL16cTdZSNiN7w= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=ZkOzRoRq; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="ZkOzRoRq" Received: from [127.0.1.1] (91-158-153-178.elisa-laajakaista.fi [91.158.153.178]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 1F11D3040; Fri, 27 Mar 2026 11:21:12 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1774606872; bh=HpBlPdT7ErlnfelebW226T9UOnx+13QabRZ1MxOAU+w=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=ZkOzRoRqp3lRrkfmRFC/2ViRAWZUNPdakT3m8yrdpshQxA/xc2I+EgYxqGjNyR97H HnSNNVBWt9Z9uEI5FGAJCZmbxNFl/No6VE0Bdhr2TwIIn8k36S4d6650aCDSyjyQz7 GlZTRRz8nDADyJmrYZkSk9vMX0+4nuxvBEkmiInw= From: Tomi Valkeinen Date: Fri, 27 Mar 2026 12:21:57 +0200 Subject: [PATCH v2 09/12] drm/bridge: tc358762: Fix sync polarities Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260327-tc358762-fixes-v2-9-3589d3c45f4a@ideasonboard.com> References: <20260327-tc358762-fixes-v2-0-3589d3c45f4a@ideasonboard.com> In-Reply-To: <20260327-tc358762-fixes-v2-0-3589d3c45f4a@ideasonboard.com> To: Marek Vasut , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Dave Stevenson , Tomi Valkeinen X-Mailer: b4 0.15-dev-c25d1 X-Developer-Signature: v=1; a=openpgp-sha256; l=944; i=tomi.valkeinen@ideasonboard.com; h=from:subject:message-id; bh=HpBlPdT7ErlnfelebW226T9UOnx+13QabRZ1MxOAU+w=; b=owEBbQKS/ZANAwAIAfo9qoy8lh71AcsmYgBpxlpc1o+8+U9swqei2XEhTbcGIn3Y4wTtUKaDt SurfryBIoaJAjMEAAEIAB0WIQTEOAw+ll79gQef86f6PaqMvJYe9QUCacZaXAAKCRD6PaqMvJYe 9WDWEACAR5Qm2mpb0PCUHiDO8DJplXRUF+wQ3GSP88KyIEJySodtYEAGJhiUwUX/mkTfdAXQOQL Znu8jY3PeVzcrcelHgnm55j68EzjKh+U3VB/Wb1Om1iLAA547bZLmCOQBWl6wAJ6lIU1Y8Ckddc s5kc5daxOdaoFADKhCmkHs8+H0pcbnoMstM7R7J3BtcF/Bni4mbKUZoUyBwCziAt5qUyZoPbd0K 4r5yBMU8Vt0/EQqtjm5wwCvWKU7AjHDq/ws+RvTJaaCYff3SW0PpSF9SGrwbz0/iBI8opY38KJO z2cBt/uhIg+h+k6GMAGpQ/g+Yhn2T07QsOy/4VUPFUiAvj5ekwVeLAUf7SEItdpcdphDNKpLZyy OtVR6UvZz5M2G1N8HazOc0+IlnoE7F+7ktBiyQnia/BRancBolJNIhbkKwfjy3QYsU5fFRdTRy5 iUydb142XERtcQTufpP3jdQEtSkqx0Je463LL433fWyLNtfLUhSvOnf5C1FFq4yRCUCF6TmG/18 ng/iRVIm+clxPQIQBRiWyMFb0LBgo3ZAa4kasIedYtmwy1j63O+3lnKIXdCuvF4oo+Xi5DzHG2g +8bMK0f3vhWKlELwqFdI1oMAL9/vkt+BkrQPVBLpZWTijUOubjTEQFnkuHQKqJXMTKbWCK0OcxI ubLsqshUrUAZSRw== X-Developer-Key: i=tomi.valkeinen@ideasonboard.com; a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 Setting LCDCTRL_HSYNC_POL and LCDCTRL_VSYNC_POL will make the respective sync signal active high. The driver does this in inverse. Fix it. Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/bridge/tc358762.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/bridge/tc358762.c b/drivers/gpu/drm/bridge/tc3= 58762.c index d3bcdf8af804..26999b97edae 100644 --- a/drivers/gpu/drm/bridge/tc358762.c +++ b/drivers/gpu/drm/bridge/tc358762.c @@ -190,10 +190,10 @@ static int tc358762_init(struct tc358762 *ctx) =20 lcdctrl |=3D LCDCTRL_DCLK_POL; =20 - if (ctx->mode.flags & DRM_MODE_FLAG_NHSYNC) + if (ctx->mode.flags & DRM_MODE_FLAG_PHSYNC) lcdctrl |=3D LCDCTRL_HSYNC_POL; =20 - if (ctx->mode.flags & DRM_MODE_FLAG_NVSYNC) + if (ctx->mode.flags & DRM_MODE_FLAG_PVSYNC) lcdctrl |=3D LCDCTRL_VSYNC_POL; =20 tc358762_write(ctx, LCDCTRL, lcdctrl); --=20 2.43.0