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path: root/drivers/net/wireless/libertas/cmd.c
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Diffstat (limited to 'drivers/net/wireless/libertas/cmd.c')
-rw-r--r--drivers/net/wireless/libertas/cmd.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
index 70745928f3f8..78c4da150a74 100644
--- a/drivers/net/wireless/libertas/cmd.c
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -177,6 +177,14 @@ int lbs_host_sleep_cfg(struct lbs_private *priv, uint32_t criteria,
struct cmd_ds_host_sleep cmd_config;
int ret;
+ /*
+ * Certain firmware versions do not support EHS_REMOVE_WAKEUP command
+ * and the card will return a failure. Since we need to be
+ * able to reset the mask, in those cases we set a 0 mask instead.
+ */
+ if (criteria == EHS_REMOVE_WAKEUP && !priv->ehs_remove_supported)
+ criteria = 0;
+
cmd_config.hdr.size = cpu_to_le16(sizeof(cmd_config));
cmd_config.criteria = cpu_to_le32(criteria);
cmd_config.gpio = priv->wol_gpio;