Thread (14 messages) 14 messages, 3 authors, 2022-09-07
STALE1403d REVIEWED: 1 (0M)

[PATCH net-next 09/12] brcmfmac: msgbuf: Increase RX ring sizes to 1024

From: Russell King (Oracle) <hidden>
Date: 2022-09-07 07:49:33
Also in: asahi, linux-devicetree, linux-wireless, netdev
Subsystem: broadcom brcm80211 ieee802.11 wireless drivers, the rest · Maintainers: Arend van Spriel, Linus Torvalds

From: Hector Martin <redacted>

Newer chips used on Apple platforms have a max_rxbufpost greater than
512, which causes warnings when brcmf_msgbuf_rxbuf_data_fill tries to
put more entries in the ring than will fit. Increase the ring sizes
to 1024.

Reviewed-by: Linus Walleij <redacted>
Signed-off-by: Hector Martin <redacted>
Signed-off-by: Russell King (Oracle) <redacted>
---
 drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.h
index 2e322edbb907..6a849f4a94dd 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.h
@@ -8,10 +8,10 @@
 #ifdef CONFIG_BRCMFMAC_PROTO_MSGBUF
 
 #define BRCMF_H2D_MSGRING_CONTROL_SUBMIT_MAX_ITEM	64
-#define BRCMF_H2D_MSGRING_RXPOST_SUBMIT_MAX_ITEM	512
+#define BRCMF_H2D_MSGRING_RXPOST_SUBMIT_MAX_ITEM	1024
 #define BRCMF_D2H_MSGRING_CONTROL_COMPLETE_MAX_ITEM	64
 #define BRCMF_D2H_MSGRING_TX_COMPLETE_MAX_ITEM		1024
-#define BRCMF_D2H_MSGRING_RX_COMPLETE_MAX_ITEM		512
+#define BRCMF_D2H_MSGRING_RX_COMPLETE_MAX_ITEM		1024
 #define BRCMF_H2D_TXFLOWRING_MAX_ITEM			512
 
 #define BRCMF_H2D_MSGRING_CONTROL_SUBMIT_ITEMSIZE	40
-- 
2.30.2


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