From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.14]) (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 7FCA81F91E3 for ; Sat, 18 Apr 2026 09:34:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.14 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776504868; cv=none; b=Quuie+tXLFt7vSJM4yp073YgvyQ+p8u0zXesoZkeNXCatld97C0GFnfoSl6JHHxmfTg4Qdy+3FI/NoRCFISQ8dLmqWkxNlGAIADi77CA7A/bwJzAcaWwJihMYb1L7kueQVplgQro/k0E/2DF1IYpYJgWTMcisRwWYfOoK722v+0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776504868; c=relaxed/simple; bh=bws97b1kEda8E/QWvBGw+p35/oid8Kj5sNWSILzUwFg=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=UHmB2L/r3heoiRx9fZgIb0tQZ/01mLNXqkOU4ijB0ogHPyrCcUJkC5CEU4zR8L7IfiJJIqaUcRCFah33F+rZKQPqNHOpXrS19meTt1JcOgVKIN71IlDQP/5F7gCvRlCxjsIRPtUiCdQBC8gKQfXEjcnjwJxgNaybxwm8ubCm0PE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=T5DStEa5; arc=none smtp.client-ip=198.175.65.14 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="T5DStEa5" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1776504866; x=1808040866; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=bws97b1kEda8E/QWvBGw+p35/oid8Kj5sNWSILzUwFg=; b=T5DStEa55cRMgqJsV661Q6MBUUdJRBKFhPsxUUxbpVWcoFCBbyBhMv1W /jmyzVupHx8J7PcbTKem02iKIDlOGZuR8b/eOz+z1EnPmtw/4OGX01pdi WCx6AFqB8ItF0FYpvXgY5TlSuVkRG140lzRKA6zNPByRCWv2jv1Ed+yXK Zrd7+2kP7KLSgBIOUd3eajAG+4VktxfD82mbo8CBW/f7UYxO/0WJcD7W3 efN0m0deiglucr1SONXIRGgVwBYIvKuml1aVeGBnOimb8UZJ0cWaM4P7E tFPSQZENBkRLf2ZbtOcnsCKeMmZ4LxUWEUbeY4ub6b+XlB4pZ1Ss4H2vF Q==; X-CSE-ConnectionGUID: 9essRy3SSF+35eNQbvdJ8g== X-CSE-MsgGUID: wk1L+79+RUy/WmGM87Y/mA== X-IronPort-AV: E=McAfee;i="6800,10657,11762"; a="81373151" X-IronPort-AV: E=Sophos;i="6.23,186,1770624000"; d="scan'208";a="81373151" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Apr 2026 02:34:26 -0700 X-CSE-ConnectionGUID: 47Qa2NNPQkqFkUEprZvL6Q== X-CSE-MsgGUID: T9TEmtaLQJSwF+SxUC2V6g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,186,1770624000"; d="scan'208";a="228105310" Received: from amilburn-desk.amilburn-desk (HELO kekkonen.fi.intel.com) ([10.245.245.232]) by fmviesa007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Apr 2026 02:34:25 -0700 Received: from punajuuri.localdomain (unknown [192.168.240.130]) by kekkonen.fi.intel.com (Postfix) with ESMTP id EAD0A12081C; Sat, 18 Apr 2026 12:34:21 +0300 (EEST) Received: from sailus by punajuuri.localdomain with local (Exim 4.98.2) (envelope-from ) id 1wE24C-000000000Zl-3aiV; Sat, 18 Apr 2026 12:34:20 +0300 Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo From: Sakari Ailus To: linux-media@vger.kernel.org Cc: Andy Shevchenko , Hans de Goede , linux-staging@lists.linux.dev Subject: [PATCH 1/1] staging: media: atomisp: Update TODO file Date: Sat, 18 Apr 2026 12:34:20 +0300 Message-ID: <20260418093420.2205-1-sakari.ailus@linux.intel.com> X-Mailer: git-send-email 2.47.3 Precedence: bulk X-Mailing-List: linux-staging@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Update the TODO file to match the current state of affairs. Add sensor drivers and make adding ISP parameter support optional. Signed-off-by: Sakari Ailus --- drivers/staging/media/atomisp/TODO | 36 ++++++++++++++++++------------ 1 file changed, 22 insertions(+), 14 deletions(-) diff --git a/drivers/staging/media/atomisp/TODO b/drivers/staging/media/atomisp/TODO index 82be275b4a0a..22a579eace2c 100644 --- a/drivers/staging/media/atomisp/TODO +++ b/drivers/staging/media/atomisp/TODO @@ -1,9 +1,10 @@ TODO ==== -1. Items which MUST be fixed before the driver can be moved out of staging: +atomisp +------- -* Remove/disable private IOCTLs +1. Items which MUST be fixed before the driver can be moved out of staging: * Remove/disable custom v4l2-ctrls @@ -11,19 +12,13 @@ TODO * Remove abuse of priv field in various v4l2 userspace API structs -* Without a 3A library the capture behaviour is not very good. To take a good - picture, the exposure/gain needs to be tuned using v4l2-ctl on the sensor - subdev. To fix this, support for the atomisp needs to be added to libcamera. - - This MUST be done before moving the driver out of staging so that we can - still make changes to e.g. the mediactl topology if necessary for - libcamera integration. Since this would be a userspace API break, this - means that at least proof-of-concept libcamera integration needs to be - ready before moving the driver out of staging. - +* Refactor the codebase (random cleanups won't achieve this) 2. Items which SHOULD also be fixed eventually: +* Support ISP parameter passing via parameter buffers (see + drivers/media/v4l2-core/v4l2-isp.c). + * The driver is intended to drive the PCI exposed versions of the device. It will not detect those devices enumerated via ACPI as a field of the i915 GPU driver (only a problem on BYT). @@ -33,10 +28,23 @@ TODO * Ensure that the driver will pass v4l2-compliance tests -* Fix not all v4l2 apps working, e.g. cheese does not work +sensor drivers +-------------- + +* Use v4l2-cci for register access + +* Implement enable_streams and disable_streams pad ops (use s_stream + compat helper) + +* Implement Runtime PM support (see e.g. ov8856 driver) -* The atomisp code still has a lot of cruft which needs cleaning up +* Use sub-device state and remove state related fields from device context + structs +* Implement modern V4L2 camera sensor controls (see + Documentation/userspace-api/media/drivers/camera-sensor.rst) or even + Common Raw Sensor Model (which isn't in upsteam yet though; see + ). Testing ======= -- 2.47.3