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=1794198176; b=hfqWee/WmPzUzPSBvFM8fRDq5/M1rMRXulkjOoCPKTxdv1a48D4kXZn5BCl9u45sXsaN e5NntcgVhrnRWL+5NCZjApdF5doyd9YVQ00xQUdcZZHw4AO8wlPKD4dVuvurrMx1599PQ KowXl5b1q/6xPrdBLJV3F3YOVjWuUdK6S1hexaoIV+Tx7r37F7pN3+hF3red9cO2V6qNH WdzjP1/6QRnyGK46pOuS6hON+V7gRbv2Fz0wQ8lAsBGL5q747OQFW/2HkLzt98F77ZfFY nLTXn+MM2586yO3MZwVnaXDfBqyaaNGPWDzzPgYuZN7ehskSpH+bZ4BWeBqvk5i1yIg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794198176; h=Received:DKIM-Signature:Date:From:To:Cc:Subject:Message-ID: In-Reply-To:References:X-Mailer:MIME-Version:Content-Type: Content-Transfer-Encoding; bh=O6l7bC8NfpIvrgluquy8ZFUNaeq3aPMVFdatMcqvQws=; b=D3+BUvoffJTRX5ABr9ciN8ZXDXm5OoYVtOQQJAum/CDHsBlS2XbE0aWW6F0LENLWSUYL DJhP2HabYfHq/mFP+fefDG8Dv6yLXHGE9zTd133E5kQKY/p62fNea+pTzEWxjMZNd6tEF dLpk404NS08w5iE/VInmuPXCfrS4pTlaV5XFEB9Jkda+3OUyTbhFZytghQsk2a/gHXDQ4 A9r0GzwxQvtEx4A5vEuKVvaaek+fW1tgKWXXaDIb0jydsU4LI9U5k3jeZF5tzWrmjPuKk /DJ/XTtNYqO9bo0hLbvaXrzHEgGsPa/la+DTqzQwCrVafmKnGUrZgjpf8XRTdsMwmIw== 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=GjlfBcAp; 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 4842A606A31C for ; Mon, 9 Nov 2026 04:22:56 +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=GjlfBcAp Received: by smtp.kernel.org (Postfix) with ESMTPSA id E6A121F0089F; Mon, 9 Nov 2026 04:22:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794198175; bh=O6l7bC8NfpIvrgluquy8ZFUNaeq3aPMVFdatMcqvQws=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=GjlfBcApVuXS6krUlI045m3DwcQ9ms6Lqk1ISDNPedGwhRNz6LQtgcm84iEXOuFBi uWQPEy29U3okJ3agLExaxUjTveQlhV0R5XF+biDX6cM7rswrsG3YzB/PcLJXLGeUX3 dCBDBtsJJZs0cqybas3+NUQUKAK8Vqhtz9PHzdeW51nvuzSylzj+7tHxD//2DtgQnw zEMGQNV/y/3Ua9phWcs5Nq9nSDxZ1JZBqJBqLTRP062mjsSFs3FhY1hNGli1Un1wt6 ryL+rBNA9LBO9fr+jObTfaZ5utcgigThtc+6A0IJ3E8kf+KlOKrQ6uKgH9Mh1UzA4v sA55AoiiW24DA== Date: Mon, 9 Nov 2026 04:22:48 +0000 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 , Nuno =?UTF-8?B?U8Oh?= , Andy Shevchenko , linux-kernel@vger.kernel.org Subject: Re: [PATCH 00/14] IIO: Ensure iio_trigger_poll() is of the device owned trigger. Message-ID: <20261109042248.78b20068@jic23-hlaptop> In-Reply-To: <20261109035252.1295926-1-jic23@kernel.org> References: <20261109035252.1295926-1-jic23@kernel.org> X-Mailer: Claws Mail 4.4.0 (GTK 3.24.52; x86_64-pc-linux-gnu) 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-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Mon, 9 Nov 2026 03:52:38 +0000 Jonathan Cameron wrote: > From: Jonathan Cameron Sorry all. I can't even type linux-iio@vger.kernel.org So please wait and reply to the resend. > > The primary aim here is to ensure a clean layering between the two sides > of the trigger / pollfunc (push to buffers) divide. The caller of > iio_trigger_poll() and iio_trigger_poll_nested() should be using data > relevant to the trigger, not iio_dev->trig which is the > current_trigger for the device. Most drivers got this layering right, > but not this set! > > This is also step 1 in a plan to make iio_dev->trig opaque allowing > more control of how it is assigned and avoiding traps around lifetimes. > > Includes one precursor fix that has been broken long enough I think > we can just merge it via the slow path along with the rest of these. > > Jonathan Cameron (14): > iio: accel: mma8452: unregister own trigger rather than current one > iio: accel: mma8452: poll own trigger from interrupt handler > iio: adc: max1027: poll own trigger from interrupt handler > iio: adc: ti-ads1119: poll own trigger from interrupt handler > iio: adc: mxs-lradc-adc: poll own trigger from interrupt handler > iio: adc: at91-sama5d2: poll own trigger on data ready interrupt > iio: light: vl6180: poll own trigger from interrupt handler > iio: proximity: vl53l0x-i2c: poll own trigger from interrupt handler > iio: adc: ad4691: poll own trigger from interrupt handler > iio: chemical: scd30: poll own trigger from interrupt handler > iio: proximity: vl53l1x-i2c: poll own trigger from interrupt handler > iio: proximity: irsd200: poll own trigger from interrupt handler > iio: light: vcnl4000: poll own trigger from interrupt handler > iio: adc: at91_adc: poll the enabled trigger from interrupt handler > > drivers/iio/accel/mma8452.c | 11 ++++++++--- > drivers/iio/adc/ad4691.c | 4 +++- > drivers/iio/adc/at91-sama5d2_adc.c | 2 +- > drivers/iio/adc/at91_adc.c | 6 ++++-- > drivers/iio/adc/max1027.c | 2 +- > drivers/iio/adc/mxs-lradc-adc.c | 2 +- > drivers/iio/adc/ti-ads1119.c | 2 +- > drivers/iio/chemical/scd30.h | 2 ++ > drivers/iio/chemical/scd30_core.c | 4 +++- > drivers/iio/light/vcnl4000.c | 4 +++- > drivers/iio/light/vl6180.c | 2 +- > drivers/iio/proximity/irsd200.c | 4 +++- > drivers/iio/proximity/vl53l0x-i2c.c | 2 +- > drivers/iio/proximity/vl53l1x-i2c.c | 4 +++- > 14 files changed, 35 insertions(+), 16 deletions(-) >