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SubjectRe: [PATCH 2/6] can: rcar_canfd: Add support for RZ/G2L family
Hi Prabhakar,

On Thu, Jul 15, 2021 at 8:21 PM Lad Prabhakar
<prabhakar.mahadev-lad.rj@bp.renesas.com> wrote:
> CANFD block on RZ/G2L SoC is almost identical to one found on
> R-Car Gen3 SoC's.
>
> On RZ/G2L SoC interrupt sources for each channel are split into
> different sources, irq handlers for the same are added.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>

Thanks for your patch!

> --- a/drivers/net/can/rcar/rcar_canfd.c
> +++ b/drivers/net/can/rcar/rcar_canfd.c
> @@ -1070,6 +1077,56 @@ static void rcar_canfd_tx_done(struct net_device *ndev)
> can_led_event(ndev, CAN_LED_EVENT_TX);
> }
>
> +static irqreturn_t rcar_canfd_global_err_interrupt(int irq, void *dev_id)
> +{

> +static irqreturn_t rcar_canfd_global_recieve_fifo_interrupt(int irq, void *dev_id)
> +{

> static irqreturn_t rcar_canfd_global_interrupt(int irq, void *dev_id)
> {
> struct rcar_canfd_global *gpriv = dev_id;
> @@ -1139,6 +1196,56 @@ static void rcar_canfd_state_change(struct net_device *ndev,
> }
> }
>
> +static irqreturn_t rcar_canfd_channel_tx_interrupt(int irq, void *dev_id)
> +{

> +static irqreturn_t rcar_canfd_channel_err_interrupt(int irq, void *dev_id)
> +{

It looks like the new split interrupt handlers duplicate code from
the existing unified interrupt handlers. Perhaps the latter can be
made to call the former instead?

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds

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