On 18.03.2022 09:54:37, Srinivas Neeli wrote: > > No, you are not. As explained in my last mail, there's no struct > > can_bittiming_const in the mainline driver that matches your "ip" > > output. > > Just cross checked the mainline driver and our internal driver. > I am not seeing difference in struct can_bittiming_const structures. > We are using 5 structures > CAN - 1 structure > CANFD 1.0 - Arbitration 1, data phase 1 > CANFD 2.0 - Arbitration 1, data phase 1 > Please check below link once. > https://elixir.bootlin.com/linux/latest/source/drivers/net/can/xilinx_can.c#L216 static const struct can_bittiming_const xcan_bittiming_const = { .name = DRIVER_NAME, .tseg1_min = 1, .tseg1_max = 16, .tseg2_min = 1, .tseg2_max = 8, .sjw_max = 4, .brp_min = 1, .brp_max = 256, .brp_inc = 1, }; Looking at your "ip" output | https://lore.kernel.org/all/DM6PR02MB538689AA158B340FE287CF05AF3A9@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx/ it says: xilinx_can: tseg1 1..256 tseg2 1..128 sjw 1..128 brp 1..256 brp-inc 1 xilinx_can: dtseg1 1..32 dtseg2 1..16 dsjw 1..16 dbrp 1..256 dbrp-inc 1 > Could you please let me know if I miss anything? That does not match to the "struct can_bittiming_const xcan_bittiming_const" you referenced (https://elixir.bootlin.com/linux/latest/source/drivers/net/can/xilinx_can.c#L216). regards, Marc -- Pengutronix e.K. | Marc Kleine-Budde | Embedded Linux | https://www.pengutronix.de | Vertretung West/Dortmund | Phone: +49-231-2826-924 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
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