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spi: amd: Fix speed selection

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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 3fe26121dc
("spi: amd: Configure device speed") which checks speed_hz instead
of amd_spi->speed_hz.

Fixes: 3fe26121dc ("spi: amd: Configure device speed")
Signed-off-by: Shreeya Patel <shreeya.patel@collabora.com>
Link: https://lore.kernel.org/r/20220830093607.45484-1-shreeya.patel@collabora.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Shreeya Patel 2022-08-30 15:06:07 +05:30 committed by Mark Brown
parent f4d3810387
commit 9477420efc
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 1 additions and 4 deletions
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5
drivers/spi/spi-amd.c
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@ -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;