From patchwork Sat Jan 27 16:03:54 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Petre Rodan X-Patchwork-Id: 13534118 Received: from mail.subdimension.ro (skycaves.subdimension.ro [172.104.132.142]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 30A1C28E02; Sat, 27 Jan 2024 16:04:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=172.104.132.142 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706371461; cv=none; b=G+RLVxDnIVn0Zkx7/s+qpr4bB3+1FI8dnWXJ9H+U1/E+wiceDmzxeqkdF1L+dStq/a/h73KRYVfJoYSsEozzISJI2n/pB2LAcKeSeHLNjiMAxgoKDQEdIql2NrDzKkE6d1a/FACGWkYsuUiPEGWL2RZRYN3gJut2+idwNJeOh+U= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706371461; c=relaxed/simple; bh=LTtc/KGc3er11Li2smUvdjG1aLcglxo3OSttIx7IDpI=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=YlIOODYG8r2XTYD9cpJDaGBbVcUfHmsjgvSRQ/cB2ztPe0RIWBLE3TINpwpW07CJAJ5tXeN81I/NxhpDz0fghBhijvCv5KLTIN5NQ73OegEijLuHcVHSEnScSOt70PmjRjPCLiDIGv0QV9PI6i2AmXiQvujCvk7OeyYeDA8ctB0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=subdimension.ro; spf=pass smtp.mailfrom=subdimension.ro; dkim=pass (1024-bit key) header.d=subdimension.ro header.i=@subdimension.ro header.b=COIITEB8; arc=none smtp.client-ip=172.104.132.142 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=subdimension.ro Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=subdimension.ro Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=subdimension.ro header.i=@subdimension.ro header.b="COIITEB8" Received: from localhost.localdomain (unknown [188.24.80.170]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mail.subdimension.ro (Postfix) with ESMTPSA id F079628F2BC; Sat, 27 Jan 2024 16:04:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=subdimension.ro; s=skycaves; t=1706371452; bh=LTtc/KGc3er11Li2smUvdjG1aLcglxo3OSttIx7IDpI=; h=From:To:Cc:Subject:Date; b=COIITEB8x+6MkFg/9rAcIUXu8R1EmER2zdVDa8IY3vKQa324tO+sxBv0r7rYNY4oG u2z+HUjyKsb7O8fX5707+pr3kQg3Fkae3vMk/A6cg/TL0SKTAVBtRsJtFElZQQAVKp +OgDkzYzPZyhkfHEBTZG9Kxe1z/g0exQaIBoBuIU= From: Petre Rodan To: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Petre Rodan , Jonathan Cameron , Lars-Peter Clausen Subject: [PATCH v2 0/4] iio: pressure: hsc030pa: cleanup and triggered buffer Date: Sat, 27 Jan 2024 18:03:54 +0200 Message-ID: <20240127160405.19696-1-petre.rodan@subdimension.ro> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 This set of patches covers the following: - small cleanup - mandatory 2ms delay between readings - support for triggered buffer readings The support for devices that have "sleep mode" factory option that was present in v1 of this patchset was removed, for a few reasons: - a Honeywell employee told me that this chip variant is extremely unlikely to be found in the wild, which also makes testing the driver functionality impossible - I found no reliable way of generating i2c/spi bus traffic with no payload (toggle CS for SPI case, send i2c packet containing only the address byte) that are required for the wakeup sequence. Petre Rodan (4): dt-bindings: iio: pressure: honeywell,hsc030pa.yaml add spi props iio: pressure: hsc030pa cleanup iio: pressure: hsc030pa add mandatory delay iio: pressure: hsc030pa add triggered buffer .../iio/pressure/honeywell,hsc030pa.yaml | 3 ++ drivers/iio/pressure/Kconfig | 2 + drivers/iio/pressure/hsc030pa.c | 49 ++++++++++++++++++- drivers/iio/pressure/hsc030pa.h | 7 +++ drivers/iio/pressure/hsc030pa_i2c.c | 9 +++- drivers/iio/pressure/hsc030pa_spi.c | 7 ++- 6 files changed, 73 insertions(+), 4 deletions(-)