From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794284100; b=rg4wc4r5qaCbVy7NVjl/pixs3CdZEAo4yHtHJWf5Kr6/e0zJ91srBC8wvWGHYHyugz2n KVVeQZaHmwxAABNWtiPPquz91folnVs9cBdT1rRWHab8pnxw64vATtvh1dqOBFhCLSm2U O5cTtIMLLoTqBPxTOZKY+Y4YQNh8CBm2gc5J0GwBHhXmUlGzSXzPMY3YkYnRg5GKVNSjY dvbFG6umzt1fpOgA2XDjCdXrp3avK9Z51KFlAsZLmV646FhBrQbdOhv4bz+mly2XFUY4s VoYOH7iZQS2sK5I+LBQvcvSJgF+71r/hkh+WJIZiY5DiDHkBqrTqSxGs+/ScIVOUPYg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794284100; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:MIME-Version:Content-Transfer-Encoding; bh=0AP2dwxK4MusiI9zSZcE2L5hRHRtFL2+nXB7r7LjIE4=; b=qjYs91b5wgd0u57miXtQkHhdtZR5s68uSzUgLIjFFGuR+eISkrmPEsVHjpleoJEpGR+O 8IMDB3KToPmAPf1cxsmOWqpfb19HNYN1nh+QQzXfAMXCLLFlGJzI1kA/NkYqhdPPkoaKz O1qWwaK/RxBpqFLJ3WUwmHA92lrvK79mXlN1VJdmAbVXfZ3q1gBDaZoZiE+o6O1A6rDfe hVBhYAfCNGrwYGoAuKX/c/P4Q/6fjZ6JTIo/bKEqAzK4Aaz2u/5TnFFCWyrDUfT8UZ4hb gFukDtZIXN3bxApoJIjDJ6Kwukoq8AuWMEwKClECisaj6RDdK1R7eVXFWyUfsymqWsQ== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=VRHHtp8N; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 573DA606A332 for ; Tue, 10 Nov 2026 04:15:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=VRHHtp8N Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1ACCA1F008BE; Tue, 10 Nov 2026 04:14:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794284099; bh=0AP2dwxK4MusiI9zSZcE2L5hRHRtFL2+nXB7r7LjIE4=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=VRHHtp8NCjX7Wmp8KYfXkZx0JubKWs7MzEw3lwFhOrQJy77GUZu/FcDODfBS/sb6t KT8oFD/Cp3wQKgaGB9sMRGEGtcswAL2gGgmih+9tuFyN33t66x3EXIQWYh+2UpcwEe cheIBrnaD5vZ1SYs6V8Sz4uOsfuIOVmSFg8mH6HzvUlLQ+F9F49O+SeRgpE5D25Dxe b3QH18l5/zOW0hPlibpbxIFZiAX5/2vhTxIHctKF4/U+olV8+0JwWcK0HqYSkYOq6O Njcl6qoFGfiw0nBGviF7gymjijYUh3poT4ah/ltl/+9FwDXwnAI17xBAh0HeSTn2dp 75bDsCmFhIBtg== From: Sasha Levin To: stable@vger.kernel.org Cc: Casey Connolly , Marco Mattiolo , Neil Armstrong , David Heidelberg , Linus Walleij , Sasha Levin Subject: [PATCH 6.6.y 3/3] drm/panel: ebbg-ft8719: Set prepare_prev_first Date: Mon, 9 Nov 2026 23:14:56 -0500 Message-ID: <20261110041431.316108-3-sashal@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20261110041431.316108-1-sashal@kernel.org> References: <20261107053009-failed-6.6-4eeeac9d7c36@kernel.org> <20261110041431.316108-1-sashal@kernel.org> X-Mailing-List: stable@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Casey Connolly [ Upstream commit 4eeeac9d7c3600a6cae75b2a7bc9c5b67530923c ] This corrects the host initialisation sequence so that we can send DSI/DCS commands in prepare(). Cc: stable@vger.kernel.org Fixes: b00de0e237da ("drm/panel: introduce ebbg,ft8719 panel") Signed-off-by: Casey Connolly Tested-by: Marco Mattiolo Reviewed-by: Neil Armstrong Signed-off-by: David Heidelberg Reviewed-by: Linus Walleij Signed-off-by: Neil Armstrong Link: https://patch.msgid.link/20260908-ebbg-ft8719-fixups-v2-1-5454ae1f5581@ixit.cz Signed-off-by: Sasha Levin --- drivers/gpu/drm/panel/panel-ebbg-ft8719.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-ebbg-ft8719.c b/drivers/gpu/drm/panel/panel-ebbg-ft8719.c index 74b56ee42fa49..c97825177693f 100644 --- a/drivers/gpu/drm/panel/panel-ebbg-ft8719.c +++ b/drivers/gpu/drm/panel/panel-ebbg-ft8719.c @@ -233,6 +233,8 @@ static int ebbg_ft8719_probe(struct mipi_dsi_device *dsi) dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | MIPI_DSI_CLOCK_NON_CONTINUOUS; + ctx->panel.prepare_prev_first = true; + ret = drm_panel_of_backlight(&ctx->panel); if (ret) return dev_err_probe(dev, ret, "Failed to get backlight\n"); -- 2.53.0