diff mbox series

[05/13] net: ravb: Stop DMA in case of failures on ravb_open()

Message ID 20231120084606.4083194-6-claudiu.beznea.uj@bp.renesas.com (mailing list archive)
State Superseded
Delegated to: Geert Uytterhoeven
Headers show
Series net: ravb: Add suspend to RAM and runtime PM support for RZ/G3S | expand

Commit Message

Claudiu Beznea Nov. 20, 2023, 8:45 a.m. UTC 
From: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>

In case ravb_phy_start() returns with error the settings applied in
ravb_dma_init() are not reverted (e.g. config mode). For this call
ravb_stop_dma() on failure path of ravb_open().

Fixes: a0d2f20650e8 ("Renesas Ethernet AVB PTP clock driver")
Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>
---
 drivers/net/ethernet/renesas/ravb_main.c | 1 +
 1 file changed, 1 insertion(+)

Comments

Sergey Shtylyov Nov. 20, 2023, 8:01 p.m. UTC | #1 
On 11/20/23 11:45 AM, Claudiu wrote:

> From: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>
> 
> In case ravb_phy_start() returns with error the settings applied in
> ravb_dma_init() are not reverted (e.g. config mode). For this call

   It's called ravb_dmac_init().

> ravb_stop_dma() on failure path of ravb_open().
> 
> Fixes: a0d2f20650e8 ("Renesas Ethernet AVB PTP clock driver")
> Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>

Reviewed-by: Sergey Shtylyov <s.shtylyov@omp.ru>

[...]

MBR, Sergey
diff mbox series

Patch

diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
index b7e9035cb989..588e3be692d3 100644
--- a/drivers/net/ethernet/renesas/ravb_main.c
+++ b/drivers/net/ethernet/renesas/ravb_main.c
@@ -1825,6 +1825,7 @@  static int ravb_open(struct net_device *ndev)
 	/* Stop PTP Clock driver */
 	if (info->gptp)
 		ravb_ptp_stop(ndev);
+	ravb_stop_dma(ndev);
 out_free_irq_mgmta:
 	if (!info->multi_irqs)
 		goto out_free_irq;