It is possible to use nl80211 to request to the driver to do allow the
required bus configuration to wake-up the host.
This patch implements the required API for nl80211.
Signed-off-by: Jérôme Pouiller <jerome.pouiller@xxxxxxxxxx>
---
drivers/net/wireless/silabs/wfx/bus.h | 1 +
drivers/net/wireless/silabs/wfx/bus_sdio.c | 8 ++++++++
drivers/net/wireless/silabs/wfx/bus_spi.c | 8 ++++++++
drivers/net/wireless/silabs/wfx/main.c | 1 +
drivers/net/wireless/silabs/wfx/sta.c | 10 ++++++++++
drivers/net/wireless/silabs/wfx/sta.h | 1 +
6 files changed, 29 insertions(+)
diff --git a/drivers/net/wireless/silabs/wfx/bus.h b/drivers/net/wireless/silabs/wfx/bus.h
index ccadfdd6873c..79edaef20881 100644
--- a/drivers/net/wireless/silabs/wfx/bus.h
+++ b/drivers/net/wireless/silabs/wfx/bus.h
@@ -28,6 +28,7 @@ struct wfx_hwbus_ops {
void (*lock)(void *bus_priv);
void (*unlock)(void *bus_priv);
size_t (*align_size)(void *bus_priv, size_t size);
+ void (*set_wakeup)(void *priv, bool enabled);
};
extern struct sdio_driver wfx_sdio_driver;
diff --git a/drivers/net/wireless/silabs/wfx/bus_sdio.c b/drivers/net/wireless/silabs/wfx/bus_sdio.c
index bd8e1ffb61bb..5540f2c66075 100644
--- a/drivers/net/wireless/silabs/wfx/bus_sdio.c
+++ b/drivers/net/wireless/silabs/wfx/bus_sdio.c
@@ -173,6 +173,13 @@ static size_t wfx_sdio_align_size(void *priv, size_t size)
return sdio_align_size(bus->func, size);
}
+static void wfx_sdio_set_wakeup(void *priv, bool enabled)
+{
+ struct wfx_sdio_priv *bus = priv;
+
+ device_set_wakeup_enable(&bus->func->dev, enabled);
+}
+
static const struct wfx_hwbus_ops wfx_sdio_hwbus_ops = {
.copy_from_io = wfx_sdio_copy_from_io,
.copy_to_io = wfx_sdio_copy_to_io,
@@ -181,6 +188,7 @@ static const struct wfx_hwbus_ops wfx_sdio_hwbus_ops = {
.lock = wfx_sdio_lock,
.unlock = wfx_sdio_unlock,
.align_size = wfx_sdio_align_size,
+ .set_wakeup = wfx_sdio_set_wakeup,
};
static const struct of_device_id wfx_sdio_of_match[] = {
diff --git a/drivers/net/wireless/silabs/wfx/bus_spi.c b/drivers/net/wireless/silabs/wfx/bus_spi.c
index 1d6bf3525f4e..257bc3cd1197 100644
--- a/drivers/net/wireless/silabs/wfx/bus_spi.c
+++ b/drivers/net/wireless/silabs/wfx/bus_spi.c
@@ -180,6 +180,13 @@ static size_t wfx_spi_align_size(void *priv, size_t size)
return ALIGN(size, 4);
}
+static void wfx_spi_set_wakeup(void *priv, bool enabled)
+{
+ struct wfx_spi_priv *bus = priv;
+
+ device_set_wakeup_enable(&bus->func->dev, enabled);
+}
+
static const struct wfx_hwbus_ops wfx_spi_hwbus_ops = {
.copy_from_io = wfx_spi_copy_from_io,
.copy_to_io = wfx_spi_copy_to_io,
@@ -188,6 +195,7 @@ static const struct wfx_hwbus_ops wfx_spi_hwbus_ops = {
.lock = wfx_spi_lock,
.unlock = wfx_spi_unlock,
.align_size = wfx_spi_align_size,
+ .set_wakeup = wfx_spi_set_wakeup,
};
static int wfx_spi_suspend(struct device *dev)
diff --git a/drivers/net/wireless/silabs/wfx/main.c b/drivers/net/wireless/silabs/wfx/main.c
index 83fd278e615e..17ba2c59e53d 100644
--- a/drivers/net/wireless/silabs/wfx/main.c
+++ b/drivers/net/wireless/silabs/wfx/main.c
@@ -160,6 +160,7 @@ static const struct ieee80211_ops wfx_ops = {
#ifdef CONFIG_PM
.suspend = wfx_suspend,
.resume = wfx_resume,
+ .set_wakeup = wfx_set_wakeup,
#endif
};
diff --git a/drivers/net/wireless/silabs/wfx/sta.c b/drivers/net/wireless/silabs/wfx/sta.c
index 9e06f8b8b90d..e95b9ded17d9 100644
--- a/drivers/net/wireless/silabs/wfx/sta.c
+++ b/drivers/net/wireless/silabs/wfx/sta.c
@@ -10,6 +10,7 @@
#include "sta.h"
#include "wfx.h"
+#include "bus.h"
#include "fwio.h"
#include "bh.h"
#include "key.h"
@@ -816,6 +817,15 @@ int wfx_resume(struct ieee80211_hw *hw)
{
return 0;
}
+
+void wfx_set_wakeup(struct ieee80211_hw *hw, bool enabled)
+{
+ struct wfx_dev *wdev = hw->priv;
+
+ if (enabled)
+ dev_info(wdev->dev, "support for WoWLAN is experimental\n");
+ wdev->hwbus_ops->set_wakeup(wdev->hwbus_priv, enabled);
+}
#endif
int wfx_start(struct ieee80211_hw *hw)
diff --git a/drivers/net/wireless/silabs/wfx/sta.h b/drivers/net/wireless/silabs/wfx/sta.h
index 70ccc8cb7ec7..8702eed5267f 100644
--- a/drivers/net/wireless/silabs/wfx/sta.h
+++ b/drivers/net/wireless/silabs/wfx/sta.h
@@ -58,6 +58,7 @@ void wfx_unassign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif
struct ieee80211_chanctx_conf *conf);
int wfx_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
int wfx_resume(struct ieee80211_hw *hw);
+void wfx_set_wakeup(struct ieee80211_hw *hw, bool enabled);
/* Hardware API Callbacks */
void wfx_cooling_timeout_work(struct work_struct *work);
--
2.39.5
