diff mbox series

[v2,3/3] brcmfmac: increase dcmd max control buffer size

Message ID 20200914031634.190721-4-wright.feng@cypress.com (mailing list archive)
State Changes Requested
Delegated to: Kalle Valo
Headers show
Series brcmfmac: SoftAP creation and dcmd buffer size changes | expand

Commit Message

Wright Feng Sept. 14, 2020, 3:16 a.m. UTC 
From: "Double Lo" <double.lo@cypress.com>

Add the padding round up value in the max control buffer
size to match firmware configuration for new chips.

Signed-off-by: Double Lo <double.lo@cypress.com>
Signed-off-by: Chi-Hsien Lin <chi-hsien.lin@cypress.com>
---
 drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c
index 2c95a08a5871..705130cf27d5 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c
@@ -87,6 +87,8 @@  struct brcmf_proto_bcdc_header {
 					 * plus any space that might be needed
 					 * for bus alignment padding.
 					 */
+#define ROUND_UP_MARGIN 2048
+
 struct brcmf_bcdc {
 	u16 reqid;
 	u8 bus_header[BUS_HEADER_LEN];
@@ -471,7 +473,7 @@  int brcmf_proto_bcdc_attach(struct brcmf_pub *drvr)
 
 	drvr->hdrlen += BCDC_HEADER_LEN + BRCMF_PROT_FW_SIGNAL_MAX_TXBYTES;
 	drvr->bus_if->maxctl = BRCMF_DCMD_MAXLEN +
-			sizeof(struct brcmf_proto_bcdc_dcmd);
+			sizeof(struct brcmf_proto_bcdc_dcmd) + ROUND_UP_MARGIN;
 	return 0;
 
 fail: