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

[ Upstream commit fb2bbe3 ]

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>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Author: flto

drivers/spi/spi-geni-qcom.c

@@ -548,10 +548,10 @@ 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;
@@ -571,7 +571,7 @@ 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;