1.6 KiB
1.6 KiB
postmarketOS
The dma counter only increased when probing i2c7 (the not working one). Could be either that this i2c uses dma to transfer and it does not work or its a fault interrupt.
samsung-a715f:~$ cat /proc/interrupts | grep -i i2c
137: 72 0 0 0 0 0 0 0 GICv3 633 Level 880000.i2c
138: 72 0 0 0 0 0 0 0 GICv3 635 Level 888000.i2c
141: 0 0 0 0 0 0 0 0 GICv3 386 Level a84000.i2c
142: 120 0 0 0 0 0 0 0 GICv3 388 Level a8c000.i2c
samsung-a715f:~$ cat /proc/interrupts | grep -i dma
133: 1061 0 0 0 0 0 0 0 GICv3 311 Level gpi-dma
Android
a71:/ # cat /proc/interrupts | grep -i -e dma -e i2c
18: 1141 0 0 0 0 0 0 0 PDC-GIC 311 Level gpi_dmaa00000_gpii0
114: 941 0 0 0 0 0 0 0 PDC-GIC 633 Level i2c_geni
115: 1198 0 0 0 0 0 0 0 PDC-GIC 635 Level i2c_geni
119: 0 0 0 0 0 0 0 0 PDC-GIC 386 Level i2c_geni
139: 0 0 0 0 0 0 0 0 PDC-GIC 507 Edge jpegdma