https://community.nxp.com/t5/i-MX-Processors/FIFO-Overflow-error-on-low-resolution/m-p/1154998#M162044 <DIV><DIV><DIV><SPAN>Hi,</SPAN></DIV><DIV>&nbsp;</DIV><DIV><SPAN>We are integrating a raw camera sensor with iMX8M-MINI.&nbsp;Currently the sensor outputs 8-bit RAW format and we are able to successfully grab these frames from the iMX8M-MINI for the kernel version v4.14.78.&nbsp;But, when we try to take any customized resolution with width less than 200 and height less than 64, we are getting FIFO overflow errors in the dmesg as shown below,</SPAN></DIV><DIV>&nbsp;</DIV><DIV>mxc_mipi-csi.0: FIFO Overflow Error: 208281</DIV><DIV>mxc_mipi-csi.0: status: 00000010</DIV><DIV>mxc_mipi-csi.0: FIFO Overflow Error: 208282</DIV><DIV>mxc_mipi-csi.0: status: 00000010</DIV><DIV>mxc_mipi-csi.0: FIFO Overflow Error: 208283</DIV><DIV>mxc_mipi-csi.0: status: 00000010</DIV><DIV>mxc_mipi-csi.0: FIFO Overflow Error: 208284&nbsp;</DIV><DIV>&nbsp;</DIV><DIV>and below error is keep on coming in the UART,</DIV><DIV>&nbsp;</DIV><DIV>systemd-journald: /dev/kmsg buffer overrun, some messages lost.</DIV><DIV>systemd-journald: /dev/kmsg buffer overrun, some messages lost.</DIV><DIV>systemd-journald: /dev/kmsg buffer overrun, some messages lost.&nbsp;</DIV><DIV>&nbsp;</DIV><DIV>Is there any platform limitation for imx8m-mini? What does FIFO overflow mean? Any support from NXP's side will be really helpful.</DIV></DIV><DIV>&nbsp;</DIV><DIV>Thanks and Regards,</DIV><DIV>Vimal.</DIV></DIV> Thu, 17 Sep 2020 17:50:55 GMT vimalan_93 2020-09-17T17:50:55Z https://community.nxp.com/t5/i-MX-Processors/FIFO-Overflow-error-on-low-resolution/m-p/1154998#M162044 <DIV><DIV><DIV><SPAN>Hi,</SPAN></DIV><DIV>&nbsp;</DIV><DIV><SPAN>We are integrating a raw camera sensor with iMX8M-MINI.&nbsp;Currently the sensor outputs 8-bit RAW format and we are able to successfully grab these frames from the iMX8M-MINI for the kernel version v4.14.78.&nbsp;But, when we try to take any customized resolution with width less than 200 and height less than 64, we are getting FIFO overflow errors in the dmesg as shown below,</SPAN></DIV><DIV>&nbsp;</DIV><DIV>mxc_mipi-csi.0: FIFO Overflow Error: 208281</DIV><DIV>mxc_mipi-csi.0: status: 00000010</DIV><DIV>mxc_mipi-csi.0: FIFO Overflow Error: 208282</DIV><DIV>mxc_mipi-csi.0: status: 00000010</DIV><DIV>mxc_mipi-csi.0: FIFO Overflow Error: 208283</DIV><DIV>mxc_mipi-csi.0: status: 00000010</DIV><DIV>mxc_mipi-csi.0: FIFO Overflow Error: 208284&nbsp;</DIV><DIV>&nbsp;</DIV><DIV>and below error is keep on coming in the UART,</DIV><DIV>&nbsp;</DIV><DIV>systemd-journald: /dev/kmsg buffer overrun, some messages lost.</DIV><DIV>systemd-journald: /dev/kmsg buffer overrun, some messages lost.</DIV><DIV>systemd-journald: /dev/kmsg buffer overrun, some messages lost.&nbsp;</DIV><DIV>&nbsp;</DIV><DIV>Is there any platform limitation for imx8m-mini? What does FIFO overflow mean? Any support from NXP's side will be really helpful.</DIV></DIV><DIV>&nbsp;</DIV><DIV>Thanks and Regards,</DIV><DIV>Vimal.</DIV></DIV> Thu, 17 Sep 2020 17:50:55 GMT https://community.nxp.com/t5/i-MX-Processors/FIFO-Overflow-error-on-low-resolution/m-p/1154998#M162044 vimalan_93 2020-09-17T17:50:55Z https://community.nxp.com/t5/i-MX-Processors/FIFO-Overflow-error-on-low-resolution/m-p/1155093#M162047 <P>Hi Vimal</P> <P>&nbsp;</P> <P>one can try solution provided on</P> <P><A href="https://community.nxp.com/t5/i-MX-Processors/RX-fifo-overflow-on-MIPI-CSI2-i-MX8MQ/m-p/1087697?commentID=1306949#comment-1306949" target="_blank">https://community.nxp.com/t5/i-MX-Processors/RX-fifo-overflow-on-MIPI-CSI2-i-MX8MQ/m-p/1087697?commentID=1306949#comment-1306949</A></P> <P>&nbsp;</P> <P>Best regards<BR />igor</P> <P>&nbsp;</P> Thu, 17 Sep 2020 23:47:40 GMT https://community.nxp.com/t5/i-MX-Processors/FIFO-Overflow-error-on-low-resolution/m-p/1155093#M162047 igorpadykov 2020-09-17T23:47:40Z