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([fe80::e02f:b3c0:d1e9:5eaf%3]) with mapi id 15.20.3021.027; Fri, 22 May 2020 06:58:13 +0000 From: "Ardelean, Alexandru" To: "linux-arm-kernel@lists.infradead.org" , "linux-stm32@st-md-mailman.stormreply.com" , "linux-kernel@vger.kernel.org" , "linux-iio@vger.kernel.org" Subject: Re: [PATCH v2 0/8] iio: core: wrap IIO device into an iio_dev_opaque object Thread-Topic: [PATCH v2 0/8] iio: core: wrap IIO device into an iio_dev_opaque object Thread-Index: AQHWKfIQtA84O2YmVUKBckGu9/wX+qizuNoA Date: Fri, 22 May 2020 06:58:13 +0000 Message-ID: <036bd63f14707d9c99273e334ac21eb68b29ea4c.camel@analog.com> References: <20200514131710.84201-1-alexandru.ardelean@analog.com> In-Reply-To: <20200514131710.84201-1-alexandru.ardelean@analog.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: lists.infradead.org; dkim=none (message not signed) header.d=none;lists.infradead.org; dmarc=none action=none header.from=analog.com; x-originating-ip: 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X-OriginatorOrg: analog.com X-MS-Exchange-CrossTenant-Network-Message-Id: 37f839b6-f8d6-4563-cc48-08d7fe1d7ef4 X-MS-Exchange-CrossTenant-originalarrivaltime: 22 May 2020 06:58:13.1994 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: eaa689b4-8f87-40e0-9c6f-7228de4d754a X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: UFkIgbBO1xnLeF9DTMRadeGAqT3I+R8cq698FTzovGifEq/KXGc5pKzfgc7JjJJ9ypUaYrvk3QgJZ9N4xQGVaYt9gkBHoDGsdNUONXr7LEo= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR03MB3753 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.216, 18.0.676 definitions=2020-05-22_02:2020-05-21, 2020-05-22 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 mlxlogscore=999 mlxscore=0 cotscore=-2147483648 clxscore=1015 priorityscore=1501 phishscore=0 suspectscore=0 lowpriorityscore=0 impostorscore=0 malwarescore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2005220055 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200521_235824_229035_8BE864BE X-CRM114-Status: GOOD ( 17.47 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "alexandre.belloni@bootlin.com" , "alexandre.torgue@st.com" , "ludovic.desroches@microchip.com" , "ak@it-klinger.de" , "mcoquelin.stm32@gmail.com" , "eugen.hristev@microchip.com" , "jic23@kernel.org" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, 2020-05-14 at 16:17 +0300, Alexandru Ardelean wrote: > This change starts to hide some internal fields of the IIO device into > the framework. > > Because the iio_priv_to_dev() will be hidden some pre-work is done to > try to remove it from some interrupt handlers. > iio_priv_to_dev() will become a function call and won't be expandable > into place (as-is now as an inline function). > I'll defer this series. A cleanup of iio_priv_to_dev() doesn't look like a bit detour. > Changelog v1 -> v2: > - add pre-work patches that remove some calls to iio_priv_to_dev() from > interrupt handlers > - renamed iio_dev_priv -> iio_dev_opaque > - moved the iio_dev_opaque to 'include/linux/iio/iio-opaque.h' this way > it should be usable for debugging > - the iio_priv() call, is still an inline function that returns an > 'indio_dev->priv' reference; this field is added to 'struct iio_dev'; > the reference is computed in iio_device_alloc() and should be > cacheline aligned > - the to_iio_dev_opaque() container is in the > 'include/linux/iio/iio-opaque.h' header; it's still implemented with > some pointer arithmetic; one idea was to do it via an > 'indio_dev->opaque' field; that may still be an optionif there are > some opinions in that direction > > Alexandru Ardelean (8): > iio: proximity: ping: pass reference to IIO device via call-stack > iio: at91-sama5d2_adc: pass ref to IIO device via param for int > function > iio: at91_adc: pass ref to IIO device via param for int function > iio: stm32-dfsdm-adc: pass iio device as arg for the interrupt handler > iio: stm32-adc: pass iio device as arg for the interrupt handler > iio: core: wrap IIO device into an iio_dev_opaque object > iio: core: simplify alloc alignment code > iio: core: move debugfs data on the private iio dev info > > drivers/iio/adc/at91-sama5d2_adc.c | 7 ++- > drivers/iio/adc/at91_adc.c | 5 +- > drivers/iio/adc/stm32-adc.c | 10 ++-- > drivers/iio/adc/stm32-dfsdm-adc.c | 6 +-- > drivers/iio/industrialio-core.c | 75 ++++++++++++++++++++---------- > drivers/iio/proximity/ping.c | 5 +- > include/linux/iio/iio-opaque.h | 27 +++++++++++ > include/linux/iio/iio.h | 24 +++------- > 8 files changed, 99 insertions(+), 60 deletions(-) > create mode 100644 include/linux/iio/iio-opaque.h > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel