From: Daniel Mack <dan...@zonque.org>

[ Upstream commit 4f666675cdff0b986195413215eb062b7da6586f ]

When powering down a SDIO connected card during suspend, make sure to call
into the generic lbs_suspend() function before pulling the plug. This will
make sure the card is successfully deregistered from the system to avoid
communication to the card starving out.

Fixes: 7444a8092906 ("libertas: fix suspend and resume for SDIO connected 
cards")
Signed-off-by: Daniel Mack <dan...@zonque.org>
Reviewed-by: Ulf Hansson <ulf.hans...@linaro.org>
Acked-by: Kalle Valo <kv...@codeaurora.org>
Signed-off-by: Ulf Hansson <ulf.hans...@linaro.org>
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
 drivers/net/wireless/marvell/libertas/if_sdio.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/wireless/marvell/libertas/if_sdio.c 
b/drivers/net/wireless/marvell/libertas/if_sdio.c
index 43743c26c071..39bf85d0ade0 100644
--- a/drivers/net/wireless/marvell/libertas/if_sdio.c
+++ b/drivers/net/wireless/marvell/libertas/if_sdio.c
@@ -1317,6 +1317,10 @@ static int if_sdio_suspend(struct device *dev)
        if (priv->wol_criteria == EHS_REMOVE_WAKEUP) {
                dev_info(dev, "Suspend without wake params -- powering down 
card\n");
                if (priv->fw_ready) {
+                       ret = lbs_suspend(priv);
+                       if (ret)
+                               return ret;
+
                        priv->power_up_on_resume = true;
                        if_sdio_power_off(card);
                }
-- 
2.17.1

Reply via email to