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=1794196401; b=ayEKTLffquKilze33zhl5+4rmc4NpzhnBszKqe2bF/pod1uiEe3AFoAkWFtas53ipFiF 3M9erTqbr1L5e0Ksv809Dh2clRa6wOJU7ofDtXAXIidJAxPoxByiCNRXVQOAYEhJFM4sR JhLkTIyYMafqIM2ngjWlqycvg1Sxfmg2EuxpLgV+lMBxpozcx/ka/RPgY/Z4fyTnE6C7s 1F8gaPwona2CA8Emy/BV77JcQ4RaPeIwO6R0W43c2VOPVMXD8FaEXrUldpQvNND9QL7Sx vDP4nDqsnzHDupwHUj/Y3bckTPmRrUotoMOROYhoB8TOBCdR3uFz8HjJK70mYHvxxjQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794196401; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:MIME-Version:Content-Transfer-Encoding; bh=ZdxUSqo+w8YeqJVaUlbjwzQ0LSd0yO3WpZRV2w3VNNE=; b=DoBmqv63r8Tcv/CWV0D1h3bWp9k+y4NCtNREW/8FeeTfGRLg/CeDR+ZOuVHvVr/fk3DL ity5DPIHMmlaH7IN7jz4Qxq+CH824HgM0FHSI+A7gnO6S+Lnxdz+R3eCEKWMa7hMYDBBx s2VGxQqBTUPszkJdhohrX8DcWIe6KhMQULBam2HIiotoSjMExcpAjP2c1TIHsWk2q/Mcy BLaT4BTKOM7lJre6LNZVkVTj6lT+2Hx0YEk8S06A0rXoGSw/0jIiTE+U7isuC61TsyPE3 HLw+HoKEZVP1kPgSm3joFSEt9Ou+ZLRLHGC7vJmiyjzYqPfQh3AlpquxvyY9kB+ijSw== 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=DMY6fKuB; 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 DF444606EE8A for ; Mon, 9 Nov 2026 03:53:20 +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=DMY6fKuB Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2F5DD1F008BD; Mon, 9 Nov 2026 03:53:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794196400; bh=ZdxUSqo+w8YeqJVaUlbjwzQ0LSd0yO3WpZRV2w3VNNE=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=DMY6fKuBB/NZgbJokfdnj9M+b967QMAbnCbgcMkZHW+cem1d1XqXOIoM0pYOG+A+8 N4v1MPFRcvnIFEQEWhi7xHL+sOXb2hrqvDRDQ5pLuH7vWrwFn2rwNQCyHcKNThD+0I su6xlTo+cRPrV649AeNCmgRJLXXylqhV6VuAiP4lw48O4Y/fYFSlWq4hlfQ7pi7tR3 4AGj0Xi2QAEonVlw9tG3QeWLXK3sSZLKw0dC67K4M+Va/OMVThNxlwv3QGMYWEhzvb dMHqL5LYY7AYbOPj4cosXBCJjlswNqa1O5j9quejvwKeSg5jG8M7ApiU0K/bu1Bpsn QwRZeNbN0TVvw== From: Jonathan Cameron To: iio@vger.kernel.org, Miquel Raynal , Nicolas Ferre , Alexandre Belloni , Claudiu Beznea , Song Qiang , Radu Sabau , Maxwell Doose , Tomasz Duszynski , Erikas Bitovtas , Waqar Hameed Cc: David Lechner , =?UTF-8?q?Nuno=20S=C3=A1?= , Andy Shevchenko , linux-kernel@vger.kernel.org, Jonathan Cameron Subject: [PATCH 10/14] iio: chemical: scd30: poll own trigger from interrupt handler Date: Mon, 9 Nov 2026 03:52:48 +0000 Message-ID: <20261109035252.1295926-11-jic23@kernel.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261109035252.1295926-1-jic23@kernel.org> References: <20261109035252.1295926-1-jic23@kernel.org> X-Mailing-List: linux-kernel@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: Jonathan Cameron Keep a pointer to the driver's trigger in struct scd30_state and poll that from scd30_irq_handler() rather than indio_dev->trig. With the buffer enabled, the interrupt is only enabled by the trigger's set_trigger_state() callback, so it is the driver's own trigger that is in use. This removes a dependency on the trig field of struct iio_dev, which is to become private to the IIO core. Signed-off-by: Jonathan Cameron --- drivers/iio/chemical/scd30.h | 2 ++ drivers/iio/chemical/scd30_core.c | 4 +++- 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/iio/chemical/scd30.h b/drivers/iio/chemical/scd30.h index 1ac9f3f79271..bdec5cf62a26 100644 --- a/drivers/iio/chemical/scd30.h +++ b/drivers/iio/chemical/scd30.h @@ -9,6 +9,7 @@ #include #include +struct iio_trigger; struct scd30_state; enum scd30_cmd { @@ -57,6 +58,7 @@ struct scd30_state { */ void *priv; int irq; + struct iio_trigger *trig; /* * no way to retrieve current ambient pressure compensation value from * the sensor so keep one around diff --git a/drivers/iio/chemical/scd30_core.c b/drivers/iio/chemical/scd30_core.c index 770571c21521..ca824436f60e 100644 --- a/drivers/iio/chemical/scd30_core.c +++ b/drivers/iio/chemical/scd30_core.c @@ -573,9 +573,10 @@ static void scd30_disable_regulator(void *data) static irqreturn_t scd30_irq_handler(int irq, void *priv) { struct iio_dev *indio_dev = priv; + struct scd30_state *state = iio_priv(indio_dev); if (iio_buffer_enabled(indio_dev)) { - iio_trigger_poll(indio_dev->trig); + iio_trigger_poll(state->trig); return IRQ_HANDLED; } @@ -666,6 +667,7 @@ static int scd30_setup_trigger(struct iio_dev *indio_dev) if (!trig) return -ENOMEM; + state->trig = trig; trig->ops = &scd30_trigger_ops; iio_trigger_set_drvdata(trig, indio_dev); -- 2.56.0