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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Simon Beginn <linux@simonmicro.de>,
        Bastien Nocera <hadess@hadess.net>,
        Dmitry Torokhov <dmitry.torokhov@gmail.com>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 4.9 130/175] Input: goodix - add upside-down quirk for Teclast X98 Pro tablet
Date:   Mon, 28 Dec 2020 13:49:43 +0100
Message-Id: <20201228124859.545020749@linuxfoundation.org>
In-Reply-To: <20201228124853.216621466@linuxfoundation.org>
References: <20201228124853.216621466@linuxfoundation.org>
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From: Simon Beginn <linux@simonmicro.de>

[ Upstream commit cffdd6d90482316e18d686060a4397902ea04bd2 ]

The touchscreen on the Teclast x98 Pro is also mounted upside-down in
relation to the display orientation.

Signed-off-by: Simon Beginn <linux@simonmicro.de>
Signed-off-by: Bastien Nocera <hadess@hadess.net>
Link: https://lore.kernel.org/r/20201117004253.27A5A27EFD@localhost
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/input/touchscreen/goodix.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/input/touchscreen/goodix.c b/drivers/input/touchscreen/goodix.c
index 6a02e7301297d..ba0ab9963f3cd 100644
--- a/drivers/input/touchscreen/goodix.c
+++ b/drivers/input/touchscreen/goodix.c
@@ -98,6 +98,18 @@ static const struct dmi_system_id rotated_screen[] = {
 			DMI_MATCH(DMI_BIOS_DATE, "12/19/2014"),
 		},
 	},
+	{
+		.ident = "Teclast X98 Pro",
+		.matches = {
+			/*
+			 * Only match BIOS date, because the manufacturers
+			 * BIOS does not report the board name at all
+			 * (sometimes)...
+			 */
+			DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"),
+			DMI_MATCH(DMI_BIOS_DATE, "10/28/2015"),
+		},
+	},
 	{
 		.ident = "WinBook TW100",
 		.matches = {
-- 
2.27.0