can: m_can: Cache tx putidx

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m_can_tx_handler is the only place where data is written to the tx fifo.
We can calculate the putidx in the driver code here to avoid the
dependency on the txfqs register.

Signed-off-by: Markus Schneider-Pargmann <msp@baylibre.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Link: https://lore.kernel.org/all/20240207093220.2681425-10-msp@baylibre.com
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

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Markus Schneider-Pargmann 2024-02-07 10:32:15 +01:00 • committed by Marc Kleine-Budde

parent 14f0a0a440

commit 80c5bac02a

2 changed files with 10 additions and 1 deletions

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8

drivers/net/can/m_can/m_can.c

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3

drivers/net/can/m_can/m_can.h

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