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(parent: 59760b5) | patch
spi: rspi: Extract rspi_pio_transfer()
authorGeert Uytterhoeven <geert+renesas@glider.be>
Mon, 2 Jun 2014 13:38:07 +0000 (15:38 +0200)
committerMark Brown <broonie@linaro.org>
Mon, 2 Jun 2014 14:49:33 +0000 (15:49 +0100)
commitcc22f760b64545ae48e2080dab6f09c3f08878ef
tree81a3f605a81ff224e0267364461245c47cf2d85dtree | snapshot
parent59760b55916e9e5ed2e213e8bcce26e6abff943ccommit | diff
spi: rspi: Extract rspi_pio_transfer()

The various PIO loops are very similar. Consolidate into a single
function rspi_pio_transfer().

Both buffer pointers can be NULL, as RSPI supports TX-only mode, and
Dual/Quad SPI Transfers are unidirectional.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Mark Brown <broonie@linaro.org>
drivers/spi/spi-rspi.c diff | blob | history
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