Re: [PATCH v2] i2c: tegra-bpmp: ignore DMA safe buffer flag

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On 1/11/21 11:42 PM, Wolfram Sang wrote:
On Mon, Jan 11, 2021 at 05:58:16PM +0200, Mikko Perttunen wrote:
From: Muhammed Fazal <mfazale@xxxxxxxxxx>

Ignore I2C_M_DMA_SAFE flag as it does not make a difference
for bpmp-i2c, but causes -EINVAL to be returned for valid
transactions.

I wonder if bailing out on an unknown flag shouldn't be revisited in
general? I mean this will happen again when a new I2C_M_* flag is
introduced.


If it's guaranteed that any new flags are optional to handle by the driver, than that is certainly better. I'll post a v3 with that approach.

thanks,
Mikko



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