openwrtv3/package/kernel/mac80211/patches/370-brcmfmac-remove-pci-shared-structure-rev4-support.patch
Rafał Miłecki 565eac46b6 mac80211: backport today's brcmfmac changes
It should improve msgbuf throughput (PCIe devices like BCM43602).

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>

SVN-Revision: 45767
2015-05-26 12:14:34 +00:00

41 lines
1.6 KiB
Diff

From: Franky Lin <frankyl@broadcom.com>
Date: Wed, 20 May 2015 14:09:49 +0200
Subject: [PATCH] brcmfmac: remove pci shared structure rev4 support
All pcie full dongle chips supported by fmac are using rev 5+ shared
structure. This patch removes the rev4 related code.
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
---
--- a/drivers/net/wireless/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/pcie.c
@@ -112,10 +112,9 @@ enum brcmf_pcie_state {
BRCMF_PCIE_MB_INT_D2H3_DB0 | \
BRCMF_PCIE_MB_INT_D2H3_DB1)
-#define BRCMF_PCIE_MIN_SHARED_VERSION 4
+#define BRCMF_PCIE_MIN_SHARED_VERSION 5
#define BRCMF_PCIE_MAX_SHARED_VERSION 5
#define BRCMF_PCIE_SHARED_VERSION_MASK 0x00FF
-#define BRCMF_PCIE_SHARED_TXPUSH_SUPPORT 0x4000
#define BRCMF_PCIE_FLAGS_HTOD_SPLIT 0x4000
#define BRCMF_PCIE_FLAGS_DTOH_SPLIT 0x8000
@@ -1280,11 +1279,6 @@ brcmf_pcie_init_share_ram_info(struct br
brcmf_err("Unsupported PCIE version %d\n", version);
return -EINVAL;
}
- if (shared->flags & BRCMF_PCIE_SHARED_TXPUSH_SUPPORT) {
- brcmf_err("Unsupported legacy TX mode 0x%x\n",
- shared->flags & BRCMF_PCIE_SHARED_TXPUSH_SUPPORT);
- return -EINVAL;
- }
addr = sharedram_addr + BRCMF_SHARED_MAX_RXBUFPOST_OFFSET;
shared->max_rxbufpost = brcmf_pcie_read_tcm16(devinfo, addr);