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authorMaya Erez <merez@codeaurora.org>2019-06-16 10:26:02 +0300
committerKalle Valo <kvalo@codeaurora.org>2019-06-27 20:50:19 +0300
commitf2b6b46e483b9a084088853ecc4123118791829e (patch)
tree6c9b121d2d58c7da49be4ce6b780fe90651ff44f /drivers/net/wireless/ath
parentdedec35b40195f56d16386eea51c8255bf034dba (diff)
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wil6210: clear FW and ucode log address
Clear the FW and ucode log address on device initialization to allow user space app identify when the address was set by FW/ucode and it can start read. Signed-off-by: Tzahi Sabo <stzahi@codeaurora.org> Signed-off-by: Maya Erez <merez@codeaurora.org> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ath')
-rw-r--r--drivers/net/wireless/ath/wil6210/main.c15
-rw-r--r--drivers/net/wireless/ath/wil6210/pcie_bus.c1
-rw-r--r--drivers/net/wireless/ath/wil6210/wil6210.h1
3 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c
index 3c30076efb64..f7b9e6b85ef4 100644
--- a/drivers/net/wireless/ath/wil6210/main.c
+++ b/drivers/net/wireless/ath/wil6210/main.c
@@ -1522,6 +1522,7 @@ int wil_ps_update(struct wil6210_priv *wil, enum wmi_ps_profile_type ps_profile)
static void wil_pre_fw_config(struct wil6210_priv *wil)
{
+ wil_clear_fw_log_addr(wil);
/* Mark FW as loaded from host */
wil_s(wil, RGF_USER_USAGE_6, 1);
@@ -1579,6 +1580,20 @@ static int wil_restore_vifs(struct wil6210_priv *wil)
}
/*
+ * Clear FW and ucode log start addr to indicate FW log is not ready. The host
+ * driver clears the addresses before FW starts and FW initializes the address
+ * when it is ready to send logs.
+ */
+void wil_clear_fw_log_addr(struct wil6210_priv *wil)
+{
+ /* FW log addr */
+ wil_w(wil, RGF_USER_USAGE_1, 0);
+ /* ucode log addr */
+ wil_w(wil, RGF_USER_USAGE_2, 0);
+ wil_dbg_misc(wil, "Cleared FW and ucode log address");
+}
+
+/*
* We reset all the structures, and we reset the UMAC.
* After calling this routine, you're expected to reload
* the firmware.
diff --git a/drivers/net/wireless/ath/wil6210/pcie_bus.c b/drivers/net/wireless/ath/wil6210/pcie_bus.c
index 4e2d9221b8e6..9f5a914abc18 100644
--- a/drivers/net/wireless/ath/wil6210/pcie_bus.c
+++ b/drivers/net/wireless/ath/wil6210/pcie_bus.c
@@ -420,6 +420,7 @@ static int wil_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id)
}
/* rollback to bus_disable */
+ wil_clear_fw_log_addr(wil);
rc = wil_if_add(wil);
if (rc) {
wil_err(wil, "wil_if_add failed: %d\n", rc);
diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h
index 75abec2f94aa..afbc5240a110 100644
--- a/drivers/net/wireless/ath/wil6210/wil6210.h
+++ b/drivers/net/wireless/ath/wil6210/wil6210.h
@@ -1425,4 +1425,5 @@ int wmi_addba_rx_resp_edma(struct wil6210_priv *wil, u8 mid, u8 cid,
void update_supported_bands(struct wil6210_priv *wil);
+void wil_clear_fw_log_addr(struct wil6210_priv *wil);
#endif /* __WIL6210_H__ */