diff mbox series

[4/6] pata_amd: fix checking of DMA state

Message ID 20211012062749.4728-5-Reimar.Doeffinger@gmx.de
State New
Headers show
Series [1/6] libata: fix checking of DMA state | expand

Commit Message

Reimar Döffinger Oct. 12, 2021, 6:27 a.m. UTC 
Checking if DMA is enabled should be done via the
ata_dma_enabled helper function, since the init state
0xff indicates disabled.
Change based on code review, not tested due to lack of hardware.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
---
 drivers/ata/pata_amd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/ata/pata_amd.c b/drivers/ata/pata_amd.c
index c8acba162d02..154748cfcc79 100644
--- a/drivers/ata/pata_amd.c
+++ b/drivers/ata/pata_amd.c
@@ -66,7 +66,7 @@  static void timing_setup(struct ata_port *ap, struct ata_device *adev, int offse
 
 	if (peer) {
 		/* This may be over conservative */
-		if (peer->dma_mode) {
+		if (ata_dma_enabled(peer)) {
 			ata_timing_compute(peer, peer->dma_mode, &apeer, T, UT);
 			ata_timing_merge(&apeer, &at, &at, ATA_TIMING_8BIT);
 		}