can: mcp251x: write intf only when needed

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This patch introduces a variable "clear_intf" that hold the bits that
should be cleared. Only read-modify-write register if "clear_intf"
is set.

Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Acked-by: Wolfgang Grandegger <wg@grandegger.com>

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This commit is contained in:

Marc Kleine-Budde 2010-09-28 10:18:34 +02:00

parent 7e15de3a73

commit d3cd156575

1 changed files with 13 additions and 2 deletions

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15

drivers/net/can/mcp251x.c

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