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msm: wigig_sensing: use 32 bit transactions for SPI block read

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32 bit SPI transactions are more efficient. Additionally, the data is
received in the correct endianness, as expected by the host, therefore an
endianness flip can be avoided.

Change-Id: I35c0be291c971d5f07a00e79923c2050914d9642
Signed-off-by: Gidon Studinski <gidons@codeaurora.org>
Signed-off-by: Alexei Avshalom Lazar <ailizaro@codeaurora.org>
This commit is contained in:
Gidon Studinski 2019-11-06 15:11:52 +02:00 • committed by Alexei Avshalom Lazar
commit 965ece3b02
1 changed files with 2 additions and 3 deletions
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5
drivers/misc/wigig_sensing.c
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@ -244,13 +244,12 @@ static int spis_block_read_mem(struct spi_device *spi,
.tx_buf = ctx->tx_buf,
.rx_buf = ctx->rx_buf,
.len = sz,
.bits_per_word = 8,
/*.bits_per_word = 32,*/
.bits_per_word = 32,
};
u32 frame = 0xB << 24;
frame |= address & 0xFFFFFF;
frame = cpu_to_be32(frame);
frame = cpu_to_le32(frame);
/* Read length must be in 32 bit units */
if (length & 3) {