From: Sepherosa Ziehau <sephe@dragonflybsd.org>
Date: Wed, 29 Aug 2012 09:51:35 +0000 (+0800)
Subject: jme: RX interrupt to ~6000Hz, TX interrupt to ~4000Hz
X-Git-Tag: v3.2.0~228
X-Git-Url: http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff_plain/7409c3561686d0101c2f7fd993eb6564626c3636

jme: RX interrupt to ~6000Hz, TX interrupt to ~4000Hz
---

diff --git a/sys/dev/netif/jme/if_jme.c b/sys/dev/netif/jme/if_jme.c
index b380b79..157057b 100644
--- a/sys/dev/netif/jme/if_jme.c
+++ b/sys/dev/netif/jme/if_jme.c
@@ -1107,11 +1107,11 @@ jme_sysctl_node(struct jme_softc *sc)
 	 * NOTE: coal_max will not be zero, since number of descs
 	 * must aligned by JME_NDESC_ALIGN (16 currently)
 	 */
-	coal_max = sc->jme_cdata.jme_tx_desc_cnt / 6;
+	coal_max = sc->jme_cdata.jme_tx_desc_cnt / 2;
 	if (coal_max < sc->jme_tx_coal_pkt)
 		sc->jme_tx_coal_pkt = coal_max;
 
-	coal_max = sc->jme_cdata.jme_rx_data[0].jme_rx_desc_cnt / 4;
+	coal_max = sc->jme_cdata.jme_rx_data[0].jme_rx_desc_cnt / 2;
 	if (coal_max < sc->jme_rx_coal_pkt)
 		sc->jme_rx_coal_pkt = coal_max;
 }
diff --git a/sys/dev/netif/jme/if_jmereg.h b/sys/dev/netif/jme/if_jmereg.h
index a2262ab..dd31deb 100644
--- a/sys/dev/netif/jme/if_jmereg.h
+++ b/sys/dev/netif/jme/if_jmereg.h
@@ -689,7 +689,7 @@
 #define	PCCRX_COAL_PKT_SHIFT	8
 
 #define	PCCRX_COAL_TO_MIN	1
-#define	PCCRX_COAL_TO_DEFAULT	100
+#define	PCCRX_COAL_TO_DEFAULT	150
 #define	PCCRX_COAL_TO_MAX	65535
 
 #define	PCCRX_COAL_PKT_MIN	0
@@ -712,11 +712,11 @@
 #define	PCCTX_COAL_TXQ0		0x00000001
 
 #define	PCCTX_COAL_TO_MIN	1
-#define	PCCTX_COAL_TO_DEFAULT	65535
+#define	PCCTX_COAL_TO_DEFAULT	250
 #define	PCCTX_COAL_TO_MAX	65535
 
 #define	PCCTX_COAL_PKT_MIN	0
-#define	PCCTX_COAL_PKT_DEFAULT	64
+#define	PCCTX_COAL_PKT_DEFAULT	128
 #define	PCCTX_COAL_PKT_MAX	255
 
 /* Chip mode and FPGA version. */