Module Name: src Committed By: nonaka Date: Tue Jan 24 10:18:33 UTC 2017
Modified Files: src/sys/dev/pci: if_rtwn.c if_rtwnreg.h Log Message: rtwn(4): increase the number of tx queue required to clear the full mask. To generate a diff of this commit: cvs rdiff -u -r1.9 -r1.10 src/sys/dev/pci/if_rtwn.c cvs rdiff -u -r1.2 -r1.3 src/sys/dev/pci/if_rtwnreg.h Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/dev/pci/if_rtwn.c diff -u src/sys/dev/pci/if_rtwn.c:1.9 src/sys/dev/pci/if_rtwn.c:1.10 --- src/sys/dev/pci/if_rtwn.c:1.9 Thu Dec 8 01:12:01 2016 +++ src/sys/dev/pci/if_rtwn.c Tue Jan 24 10:18:33 2017 @@ -1,4 +1,4 @@ -/* $NetBSD: if_rtwn.c,v 1.9 2016/12/08 01:12:01 ozaki-r Exp $ */ +/* $NetBSD: if_rtwn.c,v 1.10 2017/01/24 10:18:33 nonaka Exp $ */ /* $OpenBSD: if_rtwn.c,v 1.5 2015/06/14 08:02:47 stsp Exp $ */ #define IEEE80211_NO_HT /*- @@ -23,7 +23,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: if_rtwn.c,v 1.9 2016/12/08 01:12:01 ozaki-r Exp $"); +__KERNEL_RCSID(0, "$NetBSD: if_rtwn.c,v 1.10 2017/01/24 10:18:33 nonaka Exp $"); #include <sys/param.h> #include <sys/sockio.h> @@ -1989,7 +1989,7 @@ rtwn_tx(struct rtwn_softc *sc, struct mb tx_ring->cur = (tx_ring->cur + 1) % RTWN_TX_LIST_COUNT; tx_ring->queued++; - if (tx_ring->queued >= (RTWN_TX_LIST_COUNT - 1)) + if (tx_ring->queued > RTWN_TX_LIST_HIMARK) sc->qfullmsk |= (1 << qid); /* Kick TX. */ @@ -2035,7 +2035,7 @@ rtwn_tx_done(struct rtwn_softc *sc, int tx_ring->queued--; } - if (tx_ring->queued < (RTWN_TX_LIST_COUNT - 1)) + if (tx_ring->queued < RTWN_TX_LIST_LOMARK) sc->qfullmsk &= ~(1 << qid); } Index: src/sys/dev/pci/if_rtwnreg.h diff -u src/sys/dev/pci/if_rtwnreg.h:1.2 src/sys/dev/pci/if_rtwnreg.h:1.3 --- src/sys/dev/pci/if_rtwnreg.h:1.2 Fri Nov 6 14:22:17 2015 +++ src/sys/dev/pci/if_rtwnreg.h Tue Jan 24 10:18:33 2017 @@ -1,4 +1,4 @@ -/* $NetBSD: if_rtwnreg.h,v 1.2 2015/11/06 14:22:17 nonaka Exp $ */ +/* $NetBSD: if_rtwnreg.h,v 1.3 2017/01/24 10:18:33 nonaka Exp $ */ /* $OpenBSD: if_rtwnreg.h,v 1.3 2015/06/14 08:02:47 stsp Exp $ */ /*- @@ -1168,6 +1168,8 @@ struct r92c_tx_desc { #define RTWN_NTXQUEUES 9 #define RTWN_RX_LIST_COUNT 256 #define RTWN_TX_LIST_COUNT 256 +#define RTWN_TX_LIST_LOMARK 192 +#define RTWN_TX_LIST_HIMARK 255 #define RTWN_HOST_CMD_RING_COUNT 32 /* TX queue indices. */