can: m_can: Batch acknowledge rx fifo

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Instead of acknowledging every item of the fifo, only acknowledge the
last item read. This behavior is documented in the datasheet. The new
getindex will be the acknowledged item + 1.

Signed-off-by: Markus Schneider-Pargmann <msp@baylibre.com>
Link: https://lore.kernel.org/all/20221206115728.1056014-8-msp@baylibre.com
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

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Markus Schneider-Pargmann 2022-12-06 12:57:24 +01:00 • committed by Marc Kleine-Budde

parent e3bff5256a

commit e2f1c8cb02

1 changed files with 10 additions and 5 deletions

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drivers/net/can/m_can/m_can.c

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