[PATCH] spi: tegra114: use packed mode for 32 bits per word

From: Sowjanya Komatineni
Date: Wed Mar 27 2019 - 01:56:25 EST


Fixes: Use packed mode for 32 bits per word transfers to increase
performance as each packet is a full 32-bit word.

Signed-off-by: Sowjanya Komatineni <skomatineni@xxxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
---
drivers/spi/spi-tegra114.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/spi/spi-tegra114.c b/drivers/spi/spi-tegra114.c
index a76acedd7e2f..929358e3487a 100644
--- a/drivers/spi/spi-tegra114.c
+++ b/drivers/spi/spi-tegra114.c
@@ -259,7 +259,7 @@ static unsigned tegra_spi_calculate_curr_xfer_param(

tspi->bytes_per_word = DIV_ROUND_UP(bits_per_word, 8);

- if (bits_per_word == 8 || bits_per_word == 16) {
+ if (bits_per_word == 8 || bits_per_word == 16 || bits_per_word == 32) {
tspi->is_packed = 1;
tspi->words_per_32bit = 32/bits_per_word;
} else {
--
2.20.1