This patch makes RTL8XXXU_FIRMWARE_POLL_MAX into a configurable module
parameter, firmware_poll_max.
Signed-off-by: Dan Lenski <dlenski@xxxxxxxxx>
---
drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
index 6aed923..a1efb2c 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
@@ -44,6 +44,7 @@
static int rtl8xxxu_debug;
static bool rtl8xxxu_ht40_2g;
+static int rtl8xxxu_firmware_poll_max = RTL8XXXU_FIRMWARE_POLL_MAX;
MODULE_AUTHOR("Jes Sorensen <Jes.Sorensen@xxxxxxxxxx>");
MODULE_DESCRIPTION("RTL8XXXu USB mac80211 Wireless LAN Driver");
@@ -59,6 +60,8 @@ module_param_named(debug, rtl8xxxu_debug, int, 0600);
MODULE_PARM_DESC(debug, "Set debug mask");
module_param_named(ht40_2g, rtl8xxxu_ht40_2g, bool, 0600);
MODULE_PARM_DESC(ht40_2g, "Enable HT40 support on the 2.4GHz band");
+module_param_named(firmware_poll_max, rtl8xxxu_firmware_poll_max, int, 0600);
+MODULE_PARM_DESC(firmware_poll_max, "Maximum polling count for firmware startup (increase if firmware fails to start)");
#define USB_VENDOR_ID_REALTEK 0x0bda
/* Minimum IEEE80211_MAX_FRAME_LEN */
@@ -2050,13 +2053,13 @@ static int rtl8xxxu_start_firmware(struct rtl8xxxu_priv *priv)
u32 val32;
/* Poll checksum report */
- for (i = 0; i < RTL8XXXU_FIRMWARE_POLL_MAX; i++) {
+ for (i = 0; i < rtl8xxxu_firmware_poll_max; i++) {
val32 = rtl8xxxu_read32(priv, REG_MCU_FW_DL);
if (val32 & MCU_FW_DL_CSUM_REPORT)
break;
}
- if (i == RTL8XXXU_FIRMWARE_POLL_MAX) {
+ if (i == rtl8xxxu_firmware_poll_max) {
dev_warn(dev, "Firmware checksum poll timed out\n");
ret = -EAGAIN;
goto exit;
@@ -2068,7 +2071,7 @@ static int rtl8xxxu_start_firmware(struct rtl8xxxu_priv *priv)
rtl8xxxu_write32(priv, REG_MCU_FW_DL, val32);
/* Wait for firmware to become ready */
- for (i = 0; i < RTL8XXXU_FIRMWARE_POLL_MAX; i++) {
+ for (i = 0; i < rtl8xxxu_firmware_poll_max; i++) {
val32 = rtl8xxxu_read32(priv, REG_MCU_FW_DL);
if (val32 & MCU_WINT_INIT_READY)
break;
@@ -2076,7 +2079,7 @@ static int rtl8xxxu_start_firmware(struct rtl8xxxu_priv *priv)
udelay(100);
}
- if (i == RTL8XXXU_FIRMWARE_POLL_MAX) {
+ if (i == rtl8xxxu_firmware_poll_max) {
dev_warn(dev, "Firmware failed to start\n");
ret = -EAGAIN;
goto exit;
--
2.8.2
--
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