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Currently there are two places where the error return variable ret is
being assigned -ETIMEDOUT on timeout errors and this value is not
being returned. Fix this by returning -ETIMEDOUT rather than redundantly
assiging it to ret.
Addresses-Coverity: ("Unused value")
Fixes: 0b89fc0a367e ("spi: rockchip-sfc: add rockchip serial flash controller")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Link: https://lore.kernel.org/r/20210818141051.36320-1-colin.king@canonical.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Coherent dma buffer is uncached and memcpy is enough.
Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
Link: https://lore.kernel.org/r/20210821124925.6066-1-jon.lin@rock-chips.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Add the rockchip serial flash controller (SFC) driver.
Signed-off-by: Chris Morgan <macromorgan@hotmail.com>
Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
Tested-by: Peter Geis <pgwipeout@gmail.com>
Tested-by: Chris Morgan <macromorgan@hotmail.com>
Link: https://lore.kernel.org/r/20210812134546.31340-3-jon.lin@rock-chips.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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