[V2] spi: mxs: support effective_speed_hz

Commit Message

Stefan Wahren Dec. 10, 2024, 12:11 p.m. UTC

Set spi_transfer->effective_speed_hz in transfer_one_message so that
SPI client driver can use it.

Signed-off-by: Stefan Wahren <[e-mail]>
Reviewed-by: Frank Li <[e-mail]>
---
 drivers/spi/spi-mxs.c | 2 ++
 1 file changed, 2 insertions(+)

Changes in V2:
- fix grammar in patch description
- add Frank's Reviewed-by

--
2.34.1

Patch

diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c
index e6d955d964f4..43455305fdf4 100644
--- a/drivers/spi/spi-mxs.c
+++ b/drivers/spi/spi-mxs.c
@@ -381,6 +381,8 @@  static int mxs_spi_transfer_one(struct spi_controller *host,
 		if (status)
 			break;

+		t->effective_speed_hz = ssp->clk_rate;
+
 		/* De-assert on last transfer, inverted by cs_change flag */
 		flag = (&t->transfer_list == m->transfers.prev) ^ t->cs_change ?
 		       TXRX_DEASSERT_CS : 0;