Unverified Commit 9477420e authored by Shreeya Patel's avatar Shreeya Patel Committed by Mark Brown
Browse files

spi: amd: Fix speed selection 



If the current speed is equal to the requested speed by the device
then return success.
This patch fixes a bug introduced by the commit 3fe26121
("spi: amd: Configure device speed") which checks speed_hz instead
of amd_spi->speed_hz.

Fixes: 3fe26121 ("spi: amd: Configure device speed")
Signed-off-by: default avatarShreeya Patel <shreeya.patel@collabora.com>
Link: https://lore.kernel.org/r/20220830093607.45484-1-shreeya.patel@collabora.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent f4d38103

drivers/spi/spi-amd.c

+1 −4
Original line number Diff line number Diff line
@@ -240,9 +240,6 @@ static int amd_set_spi_freq(struct amd_spi *amd_spi, u32 speed_hz) 
{

	unsigned int i, spd7_val, alt_spd;



	if (speed_hz == amd_spi->speed_hz)

		return 0;



	if (speed_hz < AMD_SPI_MIN_HZ)

		return -EINVAL;
@@ -250,7 +247,7 @@ static int amd_set_spi_freq(struct amd_spi *amd_spi, u32 speed_hz) 
		if (speed_hz >= amd_spi_freq[i].speed_hz)

			break;



	if (speed_hz == amd_spi_freq[i].speed_hz)

	if (amd_spi->speed_hz == amd_spi_freq[i].speed_hz)

		return 0;



	amd_spi->speed_hz = amd_spi_freq[i].speed_hz;