[PATCH resubmit 2/2] spi: fsl-espi: make use of max_msg_size in spi_master to handle HW restrictions

Heiner Kallweit hkallweit1 at gmail.com
Mon Nov 30 12:25:36 PST 2015


Propagate the 64K message size limitation allowing client drivers
to deal properly with this limitation.

Signed-off-by: Heiner Kallweit <hkallweit1 at gmail.com>
---
 drivers/spi/spi-fsl-espi.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/spi/spi-fsl-espi.c b/drivers/spi/spi-fsl-espi.c
index c27124a..773bbab 100644
--- a/drivers/spi/spi-fsl-espi.c
+++ b/drivers/spi/spi-fsl-espi.c
@@ -670,6 +670,7 @@ static struct spi_master * fsl_espi_probe(struct device *dev,
 	master->cleanup = fsl_espi_cleanup;
 	master->transfer_one_message = fsl_espi_do_one_msg;
 	master->auto_runtime_pm = true;
+	master->max_msg_size = SPCOM_TRANLEN_MAX;
 
 	mpc8xxx_spi = spi_master_get_devdata(master);
 
-- 
2.6.2





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