This updates to backports-4.19.57-1 which contains the wireless subsystem and driver from kernel 4.19.57. The removed patches are applied upstream. Tested-by: Koen Vandeputte <koen.vandeputte@ncentric.com> Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
		
			
				
	
	
		
			43 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
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			43 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
From f4e183293b871c96c0220dcc549d5ca4c72628ad Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
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Date: Mon, 11 Feb 2019 23:04:53 +0100
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Subject: [PATCH] brcmfmac: improve code handling bandwidth of firmware
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 reported channels
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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1) Use switch to simplify/improve the code & avoid some duplication
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2) Add warning for unsupported values
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Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
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Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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---
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 .../wireless/broadcom/brcm80211/brcmfmac/cfg80211.c | 13 ++++++++++---
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 1 file changed, 10 insertions(+), 3 deletions(-)
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--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
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+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
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@@ -6047,11 +6047,18 @@ static int brcmf_construct_chaninfo(stru
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 		/* assuming the chanspecs order is HT20,
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 		 * HT40 upper, HT40 lower, and VHT80.
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 		 */
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-		if (ch.bw == BRCMU_CHAN_BW_80) {
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+		switch (ch.bw) {
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+		case BRCMU_CHAN_BW_80:
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 			channel->flags &= ~IEEE80211_CHAN_NO_80MHZ;
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-		} else if (ch.bw == BRCMU_CHAN_BW_40) {
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+			break;
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+		case BRCMU_CHAN_BW_40:
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 			brcmf_update_bw40_channel_flag(channel, &ch);
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-		} else {
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+			break;
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+		default:
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+			wiphy_warn(wiphy, "Firmware reported unsupported bandwidth %d\n",
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+				   ch.bw);
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+			/* fall through */
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+		case BRCMU_CHAN_BW_20:
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 			/* enable the channel and disable other bandwidths
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 			 * for now as mentioned order assure they are enabled
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 			 * for subsequent chanspecs.
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