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spi-geni-qcom: use xfer->bits_per_word for can_dma()

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mas->cur_bits_per_word may not reflect the value of xfer->bits_per_word
when can_dma() is called. Use the right value instead.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Link: https://patch.msgid.link/20251120211204.24078-3-jonathan@marek.ca
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Jonathan Marek 2025-11-20 16:12:00 -05:00 committed by Mark Brown
parent 7ba2e0edb1
commit fb2bbe3838
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 4 additions and 4 deletions
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8
drivers/spi/spi-geni-qcom.c
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@ -499,10 +499,10 @@ static u32 get_xfer_len_in_words(struct spi_transfer *xfer,
{
u32 len;
if (!(mas->cur_bits_per_word % MIN_WORD_LEN))
len = xfer->len * BITS_PER_BYTE / mas->cur_bits_per_word;
if (!(xfer->bits_per_word % MIN_WORD_LEN))
len = xfer->len * BITS_PER_BYTE / xfer->bits_per_word;
else
len = xfer->len / (mas->cur_bits_per_word / BITS_PER_BYTE + 1);
len = xfer->len / (xfer->bits_per_word / BITS_PER_BYTE + 1);
len &= TRANS_LEN_MSK;
return len;
@ -522,7 +522,7 @@ static bool geni_can_dma(struct spi_controller *ctlr,
return true;
len = get_xfer_len_in_words(xfer, mas);
fifo_size = mas->tx_fifo_depth * mas->fifo_width_bits / mas->cur_bits_per_word;
fifo_size = mas->tx_fifo_depth * mas->fifo_width_bits / xfer->bits_per_word;
if (len > fifo_size)
return true;