From 3d90c508dc6737d5b241a1f8807e1287f015f7f8 Mon Sep 17 00:00:00 2001 From: Giuseppe CAVALLARO Date: Tue, 13 Apr 2010 20:21:15 +0000 Subject: [PATCH] stmmac: get the descriptor structure from platform Output for chip that uses the Enhanced descriptors: [snip] STMMAC driver: platform registration... done! DWMAC1000 - user ID: 0x10, Synopsys ID: 0x33 Enhanced descriptor structure no valid MAC address;please, use ifconfig or nwhwconfig! eth0 - (dev. name: stmmaceth - id: 0, IRQ #134 IO base addr: 0xfd110000) STMMAC MII Bus: probed [snip] Signed-off-by: Giuseppe Cavallaro Signed-off-by: David S. Miller --- drivers/net/stmmac/stmmac.h | 1 + drivers/net/stmmac/stmmac_main.c | 12 ++++++++---- 2 files changed, 9 insertions(+), 4 deletions(-) diff --git a/drivers/net/stmmac/stmmac.h b/drivers/net/stmmac/stmmac.h index 55b9acae82a..0d776bc2314 100644 --- a/drivers/net/stmmac/stmmac.h +++ b/drivers/net/stmmac/stmmac.h @@ -93,6 +93,7 @@ struct stmmac_priv { #ifdef STMMAC_VLAN_TAG_USED struct vlan_group *vlgrp; #endif + int enh_desc; }; #ifdef CONFIG_STM_DRIVERS diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c index dfeea96f681..7ac6ddea989 100644 --- a/drivers/net/stmmac/stmmac_main.c +++ b/drivers/net/stmmac/stmmac_main.c @@ -1581,13 +1581,16 @@ static int stmmac_mac_device_setup(struct net_device *dev) struct mac_device_info *device; - if (priv->is_gmac) { + if (priv->is_gmac) device = dwmac1000_setup(ioaddr); - device->desc = &enh_desc_ops; - } else { + else device = dwmac100_setup(ioaddr); + + if (priv->enh_desc) { + device->desc = &enh_desc_ops; + pr_info("\tEnhanced descriptor structure\n"); + } else device->desc = &ndesc_ops; - } if (!device) return -ENOMEM; @@ -1729,6 +1732,7 @@ static int stmmac_dvr_probe(struct platform_device *pdev) priv->bus_id = plat_dat->bus_id; priv->pbl = plat_dat->pbl; /* TLI */ priv->is_gmac = plat_dat->has_gmac; /* GMAC is on board */ + priv->enh_desc = plat_dat->enh_desc; platform_set_drvdata(pdev, ndev); -- 2.20.1