Commit fc4aa125 authored by Jia-Shyr Chuang's avatar Jia-Shyr Chuang Committed by Kalle Valo
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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: default avatarSoontak Lee <soontak.lee@cypress.com>
Signed-off-by: default avatarJia-Shyr Chuang <joseph.chuang@cypress.com>
Signed-off-by: default avatarChi-Hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200610152106.175257-3-chi-hsien.lin@cypress.com
parent 683608bd

drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c

+2 −1
Original line number Diff line number Diff line
@@ -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");