[PATCH] spi: pxa2xx: use a module softdep for dw_dmac
From: Flavio Suligoi
Date: Wed Apr 10 2019 - 08:51:36 EST
With dw_dmac, sometimes the request of a DMA channel fails because
the DMA driver is not ready, so an explicit dependency request
is necessary.
Signed-off-by: Flavio Suligoi <f.suligoi@xxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
---
drivers/spi/spi-pxa2xx.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c
index f7068ccfe7d2..3e6811ef37e8 100644
--- a/drivers/spi/spi-pxa2xx.c
+++ b/drivers/spi/spi-pxa2xx.c
@@ -1957,3 +1957,5 @@ static void __exit pxa2xx_spi_exit(void)
platform_driver_unregister(&driver);
}
module_exit(pxa2xx_spi_exit);
+
+MODULE_SOFTDEP("pre: dw_dmac");
--
2.20.1