From mboxrd@z Thu Jan 1 00:00:00 1970 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 08CB5C531D0 for ; Mon, 27 Jul 2026 08:04:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=JK6hcDea904zCAzfOvHH+R87EzL8G+f8U4g5JCbElmE=; b=Nj5EfO26V7H0di8la5Bzyk3cmk m10hxH/wxvVvw2EL6KVJxq6OsgvhbTJ2oVCCUhLeRvj2rW7k3PT064oI2AZRNMp/l9PibDSz/H+Mr zjV8wryCLf6JT0a4BtvUgcBaxnOMTPwMKFe+8ZiiglSfXNBYQz8hoYTxqw/e0CJjbGRhL76Gcr7pq f9zwwUaEkL1MM9gzxYKvhJ9TJ08joDvZDGmfGXUvXHCpNMUIy+UwtM3KSL/V6I+2shY/8Sjl0ed0N smX1x9Ax3Yq5MLYZxNXXOVuXwi869kmxlm7F/N+h0p+md0ZjWUTaanisUmpXrnSPXgIzpxnn/OM5t 9c8q0f9Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1woGKW-00000002CIe-48G8; Mon, 27 Jul 2026 08:04:56 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1woGKV-00000002CIY-1wEI for linux-mediatek@lists.infradead.org; Mon, 27 Jul 2026 08:04:55 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 77E20601EC; Mon, 27 Jul 2026 08:04:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A4C891F00A3A; Mon, 27 Jul 2026 08:04:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1785139494; bh=JK6hcDea904zCAzfOvHH+R87EzL8G+f8U4g5JCbElmE=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=gMbZzfhzqqKrI8a4N/3DQKK14ELe3f3F4eTw9FPTBuBArbUoYGylXrxEive+RR6RH GlYSU9K8DsvzHDJP8/xAtx+5H2HOPVoyea/c/nVukkEueBKPeGyDeABbf3bM888M5c u3K6nGqXfl/AlxYU/7RD6GoDoIDDdBNXa4Okjyb7vsYev9FrLySXgvC3ha4B/CCT2g iuDlvR7iDiJpNWH2MnkbXQNY5rcQ8kGn2y2QngfKkJsswpALxmxo4FcsPjcgcr2ci0 mfQHRw98XVjgI6HO3PLvwXD5+0Zfzcg1e4PJFLjrqV6i7Njsoucgn97ec33Ar5A4Jx mfiNlfk98yQeg== Date: Mon, 27 Jul 2026 10:04:51 +0200 From: Lorenzo Bianconi To: Mikhail Kshevetskiy Cc: Linus Walleij , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bartosz Golaszewski , Christian Marangi , Benjamin Larsson , AngeloGioacchino Del Regno , linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, Markus Gothe , Matheus Sampaio Queiroga Subject: Re: [PATCH v7 12/34] pinctrl: airoha: add missed get_direction() function for gpio_chip Message-ID: References: <20260727074234.3761170-1-mikhail.kshevetskiy@iopsys.eu> <20260727074234.3761170-13-mikhail.kshevetskiy@iopsys.eu> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="8iQlrEnRGnlj5Pyn" Content-Disposition: inline In-Reply-To: <20260727074234.3761170-13-mikhail.kshevetskiy@iopsys.eu> X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org --8iQlrEnRGnlj5Pyn Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable > This patch adds missed get_direction() function for gpio_chip. > Also it reimplements pinconf's get_direction() function using > newly defined function. >=20 > Fixes: 1c8ace2d0725 ("pinctrl: airoha: Add support for EN7581 SoC") > Signed-off-by: Mikhail Kshevetskiy > --- > drivers/pinctrl/airoha/pinctrl-airoha.c | 41 ++++++++++++++++++------- > 1 file changed, 30 insertions(+), 11 deletions(-) >=20 > diff --git a/drivers/pinctrl/airoha/pinctrl-airoha.c b/drivers/pinctrl/ai= roha/pinctrl-airoha.c > index 820b7b0443851..b52eb39c55ff3 100644 > --- a/drivers/pinctrl/airoha/pinctrl-airoha.c > +++ b/drivers/pinctrl/airoha/pinctrl-airoha.c > @@ -2502,6 +2502,27 @@ static int airoha_gpio_get(struct gpio_chip *chip,= unsigned int gpio) > return err ? err : !!(val & BIT(pin)); > } > =20 > +static int airoha_gpio_get_direction(struct gpio_chip *chip, unsigned in= t gpio) > +{ > + struct airoha_pinctrl *pinctrl =3D gpiochip_get_data(chip); > + u32 mask, index, val; > + int err, field_shift; > + > + field_shift =3D 2 * (gpio % AIROHA_REG_GPIOCTRL_NUM_PIN); > + mask =3D GENMASK(field_shift + 1, field_shift); before we where checking just BIT(field_shift) as mask, while now we are checking two bits. > + index =3D gpio / AIROHA_REG_GPIOCTRL_NUM_PIN; > + > + err =3D regmap_read(pinctrl->regmap, > + pinctrl->gpiochip.dir[index], &val); > + if (err) > + return err; > + > + if ((val & mask) > BIT(field_shift)) > + return -EINVAL; > + > + return (val & mask) ? GPIO_LINE_DIRECTION_OUT : GPIO_LINE_DIRECTION_IN; nit: unnecessary brackets. > +} > + > static int airoha_gpio_direction_output(struct gpio_chip *chip, > unsigned int gpio, int value) > { > @@ -2648,6 +2669,7 @@ static int airoha_pinctrl_add_gpiochip(struct airoh= a_pinctrl *pinctrl, > gc->free =3D gpiochip_generic_free; > gc->direction_input =3D pinctrl_gpio_direction_input; > gc->direction_output =3D airoha_gpio_direction_output; > + gc->get_direction =3D airoha_gpio_get_direction; > gc->set =3D airoha_gpio_set; > gc->get =3D airoha_gpio_get; > gc->base =3D -1; > @@ -2855,21 +2877,18 @@ static int airoha_pinctrl_set_conf(struct airoha_= pinctrl *pinctrl, > static int airoha_pinconf_get_direction(struct pinctrl_dev *pctrl_dev, u= 32 p) > { > struct airoha_pinctrl *pinctrl =3D pinctrl_dev_get_drvdata(pctrl_dev); > - u32 val, mask; > - int err, pin; > - u8 index; > + int err, gpio; > =20 > - pin =3D airoha_convert_pin_to_reg_offset(pctrl_dev, NULL, p); > - if (pin < 0) > - return pin; > + gpio =3D airoha_convert_pin_to_reg_offset(pctrl_dev, NULL, p); if you do not rename pin in gpio here the patch will be simpler. Regards, Lorenzo > + if (gpio < 0) > + return gpio; > =20 > - index =3D pin / AIROHA_REG_GPIOCTRL_NUM_PIN; > - err =3D regmap_read(pinctrl->regmap, pinctrl->gpiochip.dir[index], &val= ); > - if (err) > + err =3D airoha_gpio_get_direction(&pinctrl->gpiochip.chip, gpio); > + if (err < 0) > return err; > =20 > - mask =3D BIT(2 * (pin % AIROHA_REG_GPIOCTRL_NUM_PIN)); > - return val & mask ? PIN_CONFIG_OUTPUT_ENABLE : PIN_CONFIG_INPUT_ENABLE; > + return err =3D=3D GPIO_LINE_DIRECTION_OUT ? > + PIN_CONFIG_OUTPUT_ENABLE : PIN_CONFIG_INPUT_ENABLE; > } > =20 > static int airoha_pinconf_get(struct pinctrl_dev *pctrl_dev, > --=20 > 2.53.0 >=20 --8iQlrEnRGnlj5Pyn Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQTquNwa3Txd3rGGn7Y6cBh0uS2trAUCamcRIwAKCRA6cBh0uS2t rIvRAP46t3ynpmSaQbfS9FRiJxVVb8IPe3lJTpXHNUdJ6JKXKwEAitJivdnbmcKb 13q9RT2W9cpPRTQIRuoQiYljaIyMjw4= =wRoE -----END PGP SIGNATURE----- --8iQlrEnRGnlj5Pyn--