net: stmmac: fix INTR TBU status affecting irq count statistic
authorVoon Weifeng <weifeng.voon@intel.com>
Mon, 16 Aug 2021 06:15:58 +0000 (14:15 +0800)
committerDavid S. Miller <davem@davemloft.net>
Mon, 16 Aug 2021 10:36:04 +0000 (11:36 +0100)
commit1975df880b959e30f28d66148a12d77b458abd76
treedd9246fd949beabaa4c2bf564f3bf0a82a78fc58
parent022522aca43037ace6d58e76c198ecf0ed425c9f
net: stmmac: fix INTR TBU status affecting irq count statistic

DMA channel status "Transmit buffer unavailable(TBU)" bit is not
considered as a successful dma tx. Hence, it should not affect
all the irq count statistic.

Fixes: 1103d3a5531c ("net: stmmac: dwmac4: Also use TBU interrupt to clean TX path")
Signed-off-by: Voon Weifeng <weifeng.voon@intel.com>
Signed-off-by: Vijayakannan Ayyathurai <vijayakannan.ayyathurai@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c