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From: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
To: linux-kernel@vger.kernel.org
Cc: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>,
	Arend van Spriel <arend.vanspriel@broadcom.com>,
	Franky Lin <franky.lin@broadcom.com>,
	Hante Meuleman <hante.meuleman@broadcom.com>,
	Chi-Hsien Lin <chi-hsien.lin@cypress.com>,
	Wright Feng <wright.feng@cypress.com>,
	Kalle Valo <kvalo@codeaurora.org>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	linux-wireless@vger.kernel.org,
	brcm80211-dev-list.pdl@broadcom.com,
	brcm80211-dev-list@cypress.com, netdev@vger.kernel.org
Subject: [PATCH] brcmfmac: set timeout value when configuring power save
Date: Tue,  7 Jul 2020 17:54:10 +0200	[thread overview]
Message-ID: <20200707155410.12123-1-nsaenzjulienne@suse.de> (raw)

Set the timeout value as per cfg80211's set_power_mgmt() request. If the
requested value value is left undefined we set it to 2 seconds, the
maximum supported value.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
---

Note: I got the 2 seconds value from the Raspberry Pi downstream kernel.

 .../wireless/broadcom/brcm80211/brcmfmac/cfg80211.c    | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index a757abd7a599..15578c6e87cd 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -84,6 +84,8 @@
 
 #define BRCMF_ND_INFO_TIMEOUT		msecs_to_jiffies(2000)
 
+#define BRCMF_PS_MAX_TIMEOUT_MS		2000
+
 #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \
 	(sizeof(struct brcmf_assoc_params_le) - sizeof(u16))
 
@@ -2941,6 +2943,14 @@ brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev,
 		else
 			bphy_err(drvr, "error (%d)\n", err);
 	}
+
+	if ((u32)timeout > BRCMF_PS_MAX_TIMEOUT_MS)
+		timeout = BRCMF_PS_MAX_TIMEOUT_MS;
+
+	err = brcmf_fil_iovar_int_set(ifp, "pm2_sleep_ret", timeout);
+	if (err)
+		bphy_err(drvr, "Unable to set pm timeout, (%d)\n", err);
+
 done:
 	brcmf_dbg(TRACE, "Exit\n");
 	return err;
-- 
2.27.0


             reply	other threads:[~2020-07-07 15:54 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-07 15:54 Nicolas Saenz Julienne [this message]
2020-07-14  9:41 ` [PATCH] brcmfmac: set timeout value when configuring power save Kalle Valo

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