i2c: uapi: add macro to describe support for all SMBus transfers

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Some I2C bus master drivers which support I2C_M_RECV_LEN do not set
the functionality bits of the now supported SMBus transfers. Add a
convenience macro to make this very simple.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>

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Wolfram Sang 2021-01-09 13:43:09 +01:00 • committed by Wolfram Sang

parent 1713d66cae

commit 21500aa840

1 changed files with 5 additions and 0 deletions

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include/uapi/linux/i2c.h

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