spi: qup: Correct selection of FIFO/Block mode
This patch fixes the calculation for determining whether to use FIFO or BLOCK
mode.
Signed-off-by: Andy Gross <agross@codeaurora.org>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c
index 78c66e3..943f973 100644
--- a/drivers/spi/spi-qup.c
+++ b/drivers/spi/spi-qup.c
@@ -287,7 +287,7 @@
writel_relaxed(opflags, controller->base + QUP_OPERATIONAL);
if (!xfer) {
- dev_err_ratelimited(controller->dev, "unexpected irq %x08 %x08 %x08\n",
+ dev_err_ratelimited(controller->dev, "unexpected irq %08x %08x %08x\n",
qup_err, spi_err, opflags);
return IRQ_HANDLED;
}
@@ -366,7 +366,7 @@
n_words = xfer->len / w_size;
controller->w_size = w_size;
- if (n_words <= controller->in_fifo_sz) {
+ if (n_words <= (controller->in_fifo_sz / sizeof(u32))) {
mode = QUP_IO_M_MODE_FIFO;
writel_relaxed(n_words, controller->base + QUP_MX_READ_CNT);
writel_relaxed(n_words, controller->base + QUP_MX_WRITE_CNT);