From fc4aa125974d4401084eb0f4affdb92e9b75f1df Mon Sep 17 00:00:00 2001 From: Jia-Shyr Chuang Date: Wed, 10 Jun 2020 10:21:02 -0500 Subject: [PATCH] brcmfmac: increase message buffer size for control packets In wifi firmware, max length of IOCTL/IOVAR buffer size is 8192. Increase the message buffer max size same as wifi firmware for control packets so return buffers can come back. Signed-off-by: Soontak Lee Signed-off-by: Jia-Shyr Chuang Signed-off-by: Chi-Hsien Lin Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20200610152106.175257-3-chi-hsien.lin@cypress.com --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c index 8bb4f1fa790e..f1a20db8daab 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c @@ -54,6 +54,7 @@ #define BRCMF_IOCTL_REQ_PKTID 0xFFFE #define BRCMF_MSGBUF_MAX_PKT_SIZE 2048 +#define BRCMF_MSGBUF_MAX_CTL_PKT_SIZE 8192 #define BRCMF_MSGBUF_RXBUFPOST_THRESHOLD 32 #define BRCMF_MSGBUF_MAX_IOCTLRESPBUF_POST 8 #define BRCMF_MSGBUF_MAX_EVENTBUF_POST 8 @@ -1028,7 +1029,7 @@ brcmf_msgbuf_rxbuf_ctrl_post(struct brcmf_msgbuf *msgbuf, bool event_buf, rx_bufpost = (struct msgbuf_rx_ioctl_resp_or_event *)ret_ptr; memset(rx_bufpost, 0, sizeof(*rx_bufpost)); - skb = brcmu_pkt_buf_get_skb(BRCMF_MSGBUF_MAX_PKT_SIZE); + skb = brcmu_pkt_buf_get_skb(BRCMF_MSGBUF_MAX_CTL_PKT_SIZE); if (skb == NULL) { bphy_err(drvr, "Failed to alloc SKB\n"); -- 2.25.1