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[97.122.92.59]) by smtp.gmail.com with ESMTPSA id q70sm6399781ili.49.2020.07.28.08.13.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 28 Jul 2020 08:13:18 -0700 (PDT) From: Daniel Campello To: LKML , LKML Cc: Jonathan Cameron , Daniel Campello , Douglas Anderson , Enrico Granata , Gwendal Grignou , Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald-Stadler , Stephen Boyd , linux-iio@vger.kernel.org Subject: [PATCH 06/15] iio: sx9310: Align memory Date: Tue, 28 Jul 2020 09:12:49 -0600 Message-Id: <20200728091057.6.I27a5605d9cb3ff643ef040c4ef932a30df9a8fac@changeid> X-Mailer: git-send-email 2.28.0.rc0.142.g3c755180ce-goog In-Reply-To: <20200728151258.1222876-1-campello@chromium.org> References: <20200724183954.1.I2e29ae25368ba8a72a9e44121cfbc36ead8ecc6b@changeid> <20200728151258.1222876-1-campello@chromium.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Use __aligned(8) to ensure that the timestamp is correctly aligned when we call push_to_buffers Signed-off-by: Daniel Campello --- drivers/iio/proximity/sx9310.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/iio/proximity/sx9310.c b/drivers/iio/proximity/sx9310.c index de52afd7c13333..fb5c16f2aa6b1a 100644 --- a/drivers/iio/proximity/sx9310.c +++ b/drivers/iio/proximity/sx9310.c @@ -131,8 +131,8 @@ struct sx9310_data { */ bool prox_stat[SX9310_NUM_CHANNELS]; bool trigger_enabled; - __be16 buffer[SX9310_NUM_CHANNELS + - 4]; /* 64-bit data + 64-bit timestamp */ + /* 64-bit data + 64-bit timestamp buffer */ + __be16 buffer[SX9310_NUM_CHANNELS + 4] __aligned(8); /* Remember enabled channels and sample rate during suspend. */ unsigned int suspend_ctrl0; struct completion completion; @@ -339,7 +339,7 @@ static int sx9310_read_prox_data(struct sx9310_data *data, if (ret < 0) return ret; - return regmap_bulk_read(data->regmap, chan->address, val, 2); + return regmap_bulk_read(data->regmap, chan->address, val, sizeof(*val)); } /* -- 2.28.0.rc0.142.g3c755180ce-goog