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| author |   Marc Kleine-Budde <mkl@pengutronix.de> | 2020-12-16 00:17:43 +0100 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2021-01-06 15:15:40 +0100 |
| commit | 5584114b35f89d43db4fdaa36d7f2650fc0e1bca (patch) | |
| tree | b1547a0fe8d50269961a434f7f8941275b989dce /drivers/net/can/m_can | |
| parent | can: tcan4x5x: tcan4x5x_regmap: set reg_stride to 4 (diff) | |
| download | linux-dev-5584114b35f89d43db4fdaa36d7f2650fc0e1bca.tar.xz linux-dev-5584114b35f89d43db4fdaa36d7f2650fc0e1bca.zip | |
can: tcan4x5x: add max_raw_{read,write} of 256
The tcan4x5x chip support bulk read/write, but as the length field is only 8
bits wide, the maximum is 256. A length of 0 is treated as 256.
Reviewed-by: Dan Murphy <dmurphy@ti.com>
Tested-by: Sean Nyekjaer <sean@geanix.com>
Link: https://lore.kernel.org/r/20201215231746.1132907-14-mkl@pengutronix.de
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers/net/can/m_can')
| -rw-r--r-- | drivers/net/can/m_can/tcan4x5x-regmap.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/can/m_can/tcan4x5x-regmap.c b/drivers/net/can/m_can/tcan4x5x-regmap.c index c6963437064c..f113881fb012 100644 --- a/drivers/net/can/m_can/tcan4x5x-regmap.c +++ b/drivers/net/can/m_can/tcan4x5x-regmap.c @@ -67,6 +67,8 @@ static const struct regmap_bus tcan4x5x_bus = { .read = tcan4x5x_regmap_read, .reg_format_endian_default = REGMAP_ENDIAN_NATIVE, .val_format_endian_default = REGMAP_ENDIAN_NATIVE, + .max_raw_read = 256, + .max_raw_write = 256, }; int tcan4x5x_regmap_init(struct tcan4x5x_priv *priv) |