linux-kernel - [PATCH] wifi: mwifiex: added delay after firmware downloaded.

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Message-ID: <PA4PR04MB96388864C8B07F2B3AA7964AD1DBA@PA4PR04MB9638.eurprd04.prod.outlook.com>
Date:   Fri, 20 Oct 2023 03:35:34 +0000
From:   David Lin <yu-hao.lin@....com>
To:     "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "briannorris@...omium.org" <briannorris@...omium.org>,
        "kvalo@...nel.org" <kvalo@...nel.org>,
        "francesco@...cini.it" <francesco@...cini.it>,
        Sharvari Harisangam <sharvari.harisangam@....com>,
        David Lin <yu-hao.lin@....com>,
        Pete Hsieh <tsung-hsien.hsieh@....com>
Subject: [PATCH] wifi: mwifiex: added delay after firmware downloaded.

Added 100 ms delayed after firmware is downloaded and active in order to
avoid command timeout for the first command sent to firmware.

Signed-off-by: David Lin <yu-hao.lin@....com>
---
 drivers/net/wireless/marvell/mwifiex/main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/wireless/marvell/mwifiex/main.c b/drivers/net/wireless/marvell/mwifiex/main.c
index d99127dc466e..a25e8bb8daec 100644
--- a/drivers/net/wireless/marvell/mwifiex/main.c
+++ b/drivers/net/wireless/marvell/mwifiex/main.c
@@ -570,6 +570,7 @@ static int _mwifiex_fw_dpc(const struct firmware *firmware, void *context)
 		goto err_dnld_fw;
 
 	mwifiex_dbg(adapter, MSG, "WLAN FW is active\n");
+	mdelay(100);
 
 	if (cal_data_cfg) {
 		if ((request_firmware(&adapter->cal_data, cal_data_cfg,
-- 
2.25.1


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