From patchwork Wed Dec 8 12:40:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair X-Patchwork-Id: 522363 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DBD00C433FE for ; Wed, 8 Dec 2021 12:41:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233622AbhLHMok (ORCPT ); Wed, 8 Dec 2021 07:44:40 -0500 Received: from new4-smtp.messagingengine.com ([66.111.4.230]:50367 "EHLO new4-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233637AbhLHMoj (ORCPT ); Wed, 8 Dec 2021 07:44:39 -0500 Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailnew.nyi.internal (Postfix) with ESMTP id AD7C6580365; Wed, 8 Dec 2021 07:41:07 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute1.internal (MEProxy); Wed, 08 Dec 2021 07:41:07 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alistair23.me; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; s=fm2; bh=26DZ6/M3MgY9T a1v7+h0aelpWpuLYRAnVemoNeSeL34=; b=nFBPQMZbNtD9OSoswld4gCf8fKmND XsVi0MEr7yGQ9sCbf1MkFiryDklN/cAoRDC6W/qCgFOr3XLT6WGh9ZTOgqD60K2Q V/GXuYMQUDHTrkd5B8lAtXNjuIo53wRxFOYjxAks8vTMIVkgZXwIxspClf0O4dx5 ECyOee0JebA4exMM7l+Tera85Vh36yTRJjtz9LUd6J7//dNTRGnNjmRrpS3BpOV7 djifjimGMaf08Efp5XvjScWvS02hfDNXyhbi7WAFNMLvJquevqdK9gx5Srm04+vU 2CQHVJqND4RrDICjwXV4KA6SXawqR2f3tzzYCBMgSDU4ihrQn6nS+lidQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :in-reply-to:message-id:mime-version:references:subject:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm1; bh=26DZ6/M3MgY9Ta1v7+h0aelpWpuLYRAnVemoNeSeL34=; b=YL1sR1ZD T5HhvV/vS8+1VSQhvQpvv4Ocvvq1CnqLGW3RykeMD4sFgWYnlPPkQ2uHYXVdy1h7 hqIxNVe0HYe4Wlzv1qseDB8Mz7h1IsmJTEJERYmCnNr1KBELJ19msUwalEgkqV57 GaR+yTMg57I7W6QbxR8GiGlhUA1FB2HxHilRk76LgnMSkSPnaUoliKhjPLO2TB1q Ei9jt0uQ7Fu6FWeIuYIop7gf4ROK5gUj1Eo22xUrRc24M4+r9wMs5PX4yJBXnGGp /XhgeuA8sg+ehzQYVoJz038YlYUhvLakHGnmU0MKoGla/cgqUFODLnaVHGyQeV+H BW3gKBnzQjY16A== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvuddrjeekgdegvdcutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpefhvffufffkofgjfhgggfestdekredtredttdenucfhrhhomheptehlihhsthgr ihhrucfhrhgrnhgtihhsuceorghlihhsthgrihhrsegrlhhishhtrghirhdvfedrmhgvqe enucggtffrrghtthgvrhhnpeeggedtteejkeeggeeugfehueevudegvdetjeeviedugedv tdekffekhedtteduhfenucevlhhushhtvghrufhiiigvpedunecurfgrrhgrmhepmhgrih hlfhhrohhmpegrlhhishhtrghirhesrghlihhsthgrihhrvdefrdhmvg X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Wed, 8 Dec 2021 07:41:01 -0500 (EST) From: Alistair Francis To: s.hauer@pengutronix.de, shawnguo@kernel.org, dmitry.torokhov@gmail.com, benjamin.tissoires@redhat.com Cc: jikos@kernel.org, linux-kernel@vger.kernel.org, alistair23@gmail.com, linux-arm-kernel@lists.infradead.org, linux-input@vger.kernel.org, Jason.Gerecke@wacom.com, linux-imx@nxp.com, Ping.Cheng@wacom.com, devicetree@vger.kernel.org, martin.chen@wacom.com, tatsunosuke.tobita@wacom.com, Alistair Francis , Rob Herring Subject: [PATCH v16 2/3] HID: i2c-hid-of: Expose the touchscreen-inverted properties Date: Wed, 8 Dec 2021 22:40:44 +1000 Message-Id: <20211208124045.61815-3-alistair@alistair23.me> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211208124045.61815-1-alistair@alistair23.me> References: <20211208124045.61815-1-alistair@alistair23.me> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org Allow the touchscreen-inverted-x/y device tree properties to control the HID_QUIRK_X_INVERT/HID_QUIRK_Y_INVERT quirks for the hid-input device. Signed-off-by: Alistair Francis Acked-by: Rob Herring --- .../devicetree/bindings/input/hid-over-i2c.txt | 2 ++ drivers/hid/i2c-hid/i2c-hid-acpi.c | 2 +- drivers/hid/i2c-hid/i2c-hid-core.c | 4 +++- drivers/hid/i2c-hid/i2c-hid-of-goodix.c | 2 +- drivers/hid/i2c-hid/i2c-hid-of.c | 11 ++++++++++- drivers/hid/i2c-hid/i2c-hid.h | 2 +- 6 files changed, 18 insertions(+), 5 deletions(-) diff --git a/Documentation/devicetree/bindings/input/hid-over-i2c.txt b/Documentation/devicetree/bindings/input/hid-over-i2c.txt index c76bafaf98d2..34c43d3bddfd 100644 --- a/Documentation/devicetree/bindings/input/hid-over-i2c.txt +++ b/Documentation/devicetree/bindings/input/hid-over-i2c.txt @@ -32,6 +32,8 @@ device-specific compatible properties, which should be used in addition to the - vdd-supply: phandle of the regulator that provides the supply voltage. - post-power-on-delay-ms: time required by the device after enabling its regulators or powering it on, before it is ready for communication. +- touchscreen-inverted-x: See touchscreen.txt +- touchscreen-inverted-y: See touchscreen.txt Example: diff --git a/drivers/hid/i2c-hid/i2c-hid-acpi.c b/drivers/hid/i2c-hid/i2c-hid-acpi.c index a6f0257a26de..b96ae15e0ad9 100644 --- a/drivers/hid/i2c-hid/i2c-hid-acpi.c +++ b/drivers/hid/i2c-hid/i2c-hid-acpi.c @@ -111,7 +111,7 @@ static int i2c_hid_acpi_probe(struct i2c_client *client) } return i2c_hid_core_probe(client, &ihid_acpi->ops, - hid_descriptor_address); + hid_descriptor_address, 0); } static const struct acpi_device_id i2c_hid_acpi_match[] = { diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c index 517141138b00..4804d71e5293 100644 --- a/drivers/hid/i2c-hid/i2c-hid-core.c +++ b/drivers/hid/i2c-hid/i2c-hid-core.c @@ -912,7 +912,7 @@ static void i2c_hid_core_shutdown_tail(struct i2c_hid *ihid) } int i2c_hid_core_probe(struct i2c_client *client, struct i2chid_ops *ops, - u16 hid_descriptor_address) + u16 hid_descriptor_address, u32 quirks) { int ret; struct i2c_hid *ihid; @@ -1009,6 +1009,8 @@ int i2c_hid_core_probe(struct i2c_client *client, struct i2chid_ops *ops, goto err_mem_free; } + hid->quirks |= quirks; + return 0; err_mem_free: diff --git a/drivers/hid/i2c-hid/i2c-hid-of-goodix.c b/drivers/hid/i2c-hid/i2c-hid-of-goodix.c index 52674149a275..b4dad66fa954 100644 --- a/drivers/hid/i2c-hid/i2c-hid-of-goodix.c +++ b/drivers/hid/i2c-hid/i2c-hid-of-goodix.c @@ -150,7 +150,7 @@ static int i2c_hid_of_goodix_probe(struct i2c_client *client, goodix_i2c_hid_deassert_reset(ihid_goodix, true); mutex_unlock(&ihid_goodix->regulator_mutex); - return i2c_hid_core_probe(client, &ihid_goodix->ops, 0x0001); + return i2c_hid_core_probe(client, &ihid_goodix->ops, 0x0001, 0); } static const struct goodix_i2c_hid_timing_data goodix_gt7375p_timing_data = { diff --git a/drivers/hid/i2c-hid/i2c-hid-of.c b/drivers/hid/i2c-hid/i2c-hid-of.c index 4bf7cea92637..b16349d6e9de 100644 --- a/drivers/hid/i2c-hid/i2c-hid-of.c +++ b/drivers/hid/i2c-hid/i2c-hid-of.c @@ -21,6 +21,7 @@ #include #include +#include #include #include #include @@ -71,6 +72,7 @@ static int i2c_hid_of_probe(struct i2c_client *client, struct device *dev = &client->dev; struct i2c_hid_of *ihid_of; u16 hid_descriptor_address; + u32 quirks = 0; int ret; u32 val; @@ -105,8 +107,15 @@ static int i2c_hid_of_probe(struct i2c_client *client, if (ret) return ret; + if (device_property_read_bool(dev, "touchscreen-inverted-x")) { + quirks |= HID_QUIRK_X_INVERT; + } + if (device_property_read_bool(dev, "touchscreen-inverted-y")) { + quirks |= HID_QUIRK_Y_INVERT; + } + return i2c_hid_core_probe(client, &ihid_of->ops, - hid_descriptor_address); + hid_descriptor_address, quirks); } static const struct of_device_id i2c_hid_of_match[] = { diff --git a/drivers/hid/i2c-hid/i2c-hid.h b/drivers/hid/i2c-hid/i2c-hid.h index 05a7827d211a..236cc062d5ef 100644 --- a/drivers/hid/i2c-hid/i2c-hid.h +++ b/drivers/hid/i2c-hid/i2c-hid.h @@ -32,7 +32,7 @@ struct i2chid_ops { }; int i2c_hid_core_probe(struct i2c_client *client, struct i2chid_ops *ops, - u16 hid_descriptor_address); + u16 hid_descriptor_address, u32 quirks); int i2c_hid_core_remove(struct i2c_client *client); void i2c_hid_core_shutdown(struct i2c_client *client);