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x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Info: AW1haW4tMjYwNzE4MDAwNiBTYWx0ZWRfXxun+6DzsTlyy gHfJh9qockptVX6J9ND7eIDt/Yucq2gcKWpYGT2apAT0so92gPeEMn+45kAKLUKFAkLM7rGNUQJ V3eI/pLKIc5BbzcyRbJPyp/BvF3S7OE= X-Proofpoint-ORIG-GUID: jCKnk4shDxuL8kkeM8GIpugH_2xnNmTA X-Proofpoint-GUID: jCKnk4shDxuL8kkeM8GIpugH_2xnNmTA X-Authority-Analysis: v=2.4 cv=TaumcxQh c=1 sm=1 tr=0 ts=6a5ad094 cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=qC1CW/w66vtJz1P9yTJxNA==:17 a=kj9zAlcOel0A:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=ZpdpYltYx_vBUK5n70dp:22 a=pGLkceISAAAA:8 a=mcsFP2XhKlOFKfFfNWQA:9 a=CjuIK1q_8ugA:10 a=uG9DUKGECoFWVXl0Dc02:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzE4MDAwNiBTYWx0ZWRfX4YWU3AmAmlpK 4RZa+aZ97oG+hteFGrQpJ7zfAQjJ2BD9GdDdeLTRXEhi4I8m8h60XUgqWoXD8qL7ic+fetR60ij 6IMrDhr2sXD1qM3aC/rweYU6TSzFdpEhCFMVWjrfhTH3Y1Op0fStJo/zejsoO2GvkD7MyI1vuTV vsDPmD781QvTmHI4PTyQSf9JTB9mF+3vJhGS0reNwx3jNPZOLOKdD60afDaRCYOhYWpIXoJG8IS p1AC1SkkQqyBhFaY4ZT5NDWMGbXAnBPZzMJWDtPN45CHdy66H1M4ZcIH2Je+hp6ZXHZeHmczyxK vC4J3f7cT+eZ2jhm6v9gZiq/lfysjWSYmgmUA8UjSLtTtuJZm0JymkiNy7g1uWinMyYM8wofzwy grbjDIwd/2Ij8iDgnW+8/9fCBDWs+F9d/izmEf/KSO+nr64+6gfssQTJQkPUVXklBW8PzkGqcKt haPXuli1CEMxsu68gag== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-17_07,2026-07-17_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 impostorscore=0 clxscore=1015 adultscore=0 phishscore=0 spamscore=0 bulkscore=0 malwarescore=0 suspectscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607180006 On Fri, 17 Jul 2026 20:50:33 +0200 Jakub Szczudlo wrote: > Add ADS1110 support that have faster datarate than ADS1100, it also uses > internal voltage reference of 2.048V for measurement. > > Signed-off-by: Jakub Szczudlo Hi Jakub, Seems some stuff in here should be in patch 1. Thanks Jonathan > diff --git a/drivers/iio/adc/ti-ads1100.c b/drivers/iio/adc/ti-ads1100.c > index 363f790ca5d5..19533667e6cd 100644 > --- a/drivers/iio/adc/ti-ads1100.c > +++ b/drivers/iio/adc/ti-ads1100.c ... > @@ -139,14 +177,16 @@ static int ads1100_new_data_is_ready(struct ads1100_data *data) > return ret; > } > > - return FIELD_GET(ADS1100_CFG_ST_BSY, buffer[2]) ? 0 : 1; > + return FIELD_GET(ADS1100_CFG_ST_BSY, buffer[2]); This change and the use below seem odd to be in this patch. I guess they should be back in patch 1. > } > > static int ads1100_poll_data_ready(struct ads1100_data *data) > { > - int data_rate_Hz = ads1100_data_rate[FIELD_GET(ADS1100_DR_MASK, data->config)]; > + int data_rate_index = FIELD_GET(ADS1100_DR_MASK, data->config); > + int data_rate_Hz = data->chip_info->available_data_rate_hz[data_rate_index]; > /* To be sure we wait 5 times more than data rate */ > - unsigned long wait_time_us = DIV_ROUND_CLOSEST(USEC_PER_SEC, 2 * data_rate_Hz); > + unsigned long period_us = DIV_ROUND_CLOSEST(USEC_PER_SEC, data_rate_Hz); > + unsigned long wait_time_us = 5UL * period_us; > int data_ready; > u8 buffer[3]; > int ret; > @@ -159,7 +199,7 @@ static int ads1100_poll_data_ready(struct ads1100_data *data) > } > > ret = readx_poll_timeout(ads1100_new_data_is_ready, data, > - data_ready, data_ready != 0, > + data_ready, data_ready == 0, see above. Seems to be in wrong patch. > wait_time_us, ADS1100_MAX_DRDY_TIMEOUT_US); Sashiko points out that the polling period is very long. Was this meant to be period_us? > if (data_ready < 0) > return data_ready;