can: mcp251xfd: __mcp251xfd_chip_set_mode(): prepare for PLL support: improve error handling and diagnostics

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This patch prepares the __mcp251xfd_chip_set_mode() function for PLL
support by adding more error checks and diagnostics.

Link: https://lore.kernel.org/all/20220207131047.282110-13-mkl@pengutronix.de
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

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Marc Kleine-Budde 2020-10-21 10:33:58 +02:00

parent 1a4abba640

commit a10fd91e42

1 changed files with 30 additions and 9 deletions

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41

drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c

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