From 4c1d45850d5327049bce461743179b46adc33f9e Mon Sep 17 00:00:00 2001 From: Sergei Shtylyov Date: Sat, 24 Mar 2018 23:12:54 +0300 Subject: [PATCH] sh_eth: add sh_eth_cpu_data::cexcr flag GEther controllers have CERCR/CEECR instead of CNDCR on the others. Currently we are calling sh_eth_is_gether() in order to check for this, however it would be simpler to check the new 'cexcr' bitfield in the 'struct sh_eth_cpu_data'; then we'd be able to remove sh_eth_is_gether() as there would be no callers left... Signed-off-by: Sergei Shtylyov Signed-off-by: David S. Miller --- drivers/net/ethernet/renesas/sh_eth.c | 11 +++++------ drivers/net/ethernet/renesas/sh_eth.h | 1 + 2 files changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c index f1cd354b8f1c..306558ef36b5 100644 --- a/drivers/net/ethernet/renesas/sh_eth.c +++ b/drivers/net/ethernet/renesas/sh_eth.c @@ -450,11 +450,6 @@ static u32 sh_eth_tsu_read(struct sh_eth_private *mdp, int enum_index) return ioread32(mdp->tsu_addr + mdp->reg_offset[enum_index]); } -static bool sh_eth_is_gether(struct sh_eth_private *mdp) -{ - return mdp->reg_offset == sh_eth_offset_gigabit; -} - static void sh_eth_select_mii(struct net_device *ndev) { struct sh_eth_private *mdp = netdev_priv(ndev); @@ -661,6 +656,7 @@ static struct sh_eth_cpu_data r8a7740_data = { .tsu = 1, .select_mii = 1, .magic = 1, + .cexcr = 1, }; /* There is CPU dependent code */ @@ -918,6 +914,7 @@ static struct sh_eth_cpu_data sh7757_data_giga = { .no_ade = 1, .xdfar_rw = 1, .tsu = 1, + .cexcr = 1, .dual_port = 1, }; @@ -959,6 +956,7 @@ static struct sh_eth_cpu_data sh7734_data = { .hw_checksum = 1, .select_mii = 1, .magic = 1, + .cexcr = 1, }; /* SH7763 */ @@ -997,6 +995,7 @@ static struct sh_eth_cpu_data sh7763_data = { .tsu = 1, .irq_flags = IRQF_SHARED, .magic = 1, + .cexcr = 1, .dual_port = 1, }; @@ -2540,7 +2539,7 @@ static struct net_device_stats *sh_eth_get_stats(struct net_device *ndev) sh_eth_update_stat(ndev, &ndev->stats.collisions, CDCR); sh_eth_update_stat(ndev, &ndev->stats.tx_carrier_errors, LCCR); - if (sh_eth_is_gether(mdp)) { + if (mdp->cd->cexcr) { sh_eth_update_stat(ndev, &ndev->stats.tx_carrier_errors, CERCR); sh_eth_update_stat(ndev, &ndev->stats.tx_carrier_errors, diff --git a/drivers/net/ethernet/renesas/sh_eth.h b/drivers/net/ethernet/renesas/sh_eth.h index 7ea162a56c77..a0416e04306a 100644 --- a/drivers/net/ethernet/renesas/sh_eth.h +++ b/drivers/net/ethernet/renesas/sh_eth.h @@ -515,6 +515,7 @@ struct sh_eth_cpu_data { unsigned rtrate:1; /* EtherC has RTRATE register */ unsigned magic:1; /* EtherC has ECMR.MPDE and ECSR.MPD */ unsigned no_tx_cntrs:1; /* EtherC DOES NOT have TX error counters */ + unsigned cexcr:1; /* EtherC has CERCR/CEECR */ unsigned dual_port:1; /* Dual EtherC/E-DMAC */ }; -- 2.45.2