From owner-svn-src-head@FreeBSD.ORG Thu Jan 20 18:26:35 2011 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E94901065672; Thu, 20 Jan 2011 18:26:33 +0000 (UTC) (envelope-from yongari@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id C2D7D8FC13; Thu, 20 Jan 2011 18:26:33 +0000 (UTC) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id p0KIQXrI023509; Thu, 20 Jan 2011 18:26:33 GMT (envelope-from yongari@svn.freebsd.org) Received: (from yongari@localhost) by svn.freebsd.org (8.14.3/8.14.3/Submit) id p0KIQXbQ023506; Thu, 20 Jan 2011 18:26:33 GMT (envelope-from yongari@svn.freebsd.org) Message-Id: <201101201826.p0KIQXbQ023506@svn.freebsd.org> From: Pyun YongHyeon Date: Thu, 20 Jan 2011 18:26:33 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r217649 - head/sys/dev/alc X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 20 Jan 2011 18:26:35 -0000 Author: yongari Date: Thu Jan 20 18:26:33 2011 New Revision: 217649 URL: http://svn.freebsd.org/changeset/base/217649 Log: Correct wrong definition of PM timer mask and adjust L1/PM timer value. While I'm here enable all clocks before initializing controller. This change should fix lockup issue seen on AR8152 v1.1 PCIe Fast Ethernet controller. PR: kern/154076 MFC after: 3 days Modified: head/sys/dev/alc/if_alc.c head/sys/dev/alc/if_alcreg.h Modified: head/sys/dev/alc/if_alc.c ============================================================================== --- head/sys/dev/alc/if_alc.c Thu Jan 20 17:42:42 2011 (r217648) +++ head/sys/dev/alc/if_alc.c Thu Jan 20 18:26:33 2011 (r217649) @@ -677,7 +677,7 @@ alc_aspm(struct alc_softc *sc, int media pmcfg &= ~PM_CFG_SERDES_PD_EX_L1; pmcfg &= ~(PM_CFG_L1_ENTRY_TIMER_MASK | PM_CFG_LCKDET_TIMER_MASK); pmcfg |= PM_CFG_MAC_ASPM_CHK; - pmcfg |= PM_CFG_SERDES_ENB | PM_CFG_RBER_ENB; + pmcfg |= (PM_CFG_LCKDET_TIMER_DEFAULT << PM_CFG_LCKDET_TIMER_SHIFT); pmcfg &= ~(PM_CFG_ASPM_L1_ENB | PM_CFG_ASPM_L0S_ENB); if ((sc->alc_flags & ALC_FLAG_APS) != 0) { @@ -3148,6 +3148,9 @@ alc_init_locked(struct alc_softc *sc) alc_init_cmb(sc); alc_init_smb(sc); + /* Enable all clocks. */ + CSR_WRITE_4(sc, ALC_CLK_GATING_CFG, 0); + /* Reprogram the station address. */ bcopy(IF_LLADDR(ifp), eaddr, ETHER_ADDR_LEN); CSR_WRITE_4(sc, ALC_PAR0, Modified: head/sys/dev/alc/if_alcreg.h ============================================================================== --- head/sys/dev/alc/if_alcreg.h Thu Jan 20 17:42:42 2011 (r217648) +++ head/sys/dev/alc/if_alcreg.h Thu Jan 20 18:26:33 2011 (r217649) @@ -109,7 +109,7 @@ #define PM_CFG_PCIE_RECV 0x00008000 #define PM_CFG_L1_ENTRY_TIMER_MASK 0x000F0000 #define PM_CFG_PM_REQ_TIMER_MASK 0x00F00000 -#define PM_CFG_LCKDET_TIMER_MASK 0x3F000000 +#define PM_CFG_LCKDET_TIMER_MASK 0x0F000000 #define PM_CFG_EN_BUFS_RX_L0S 0x10000000 #define PM_CFG_SA_DLY_ENB 0x20000000 #define PM_CFG_MAC_ASPM_CHK 0x40000000 @@ -120,8 +120,9 @@ #define PM_CFG_LCKDET_TIMER_SHIFT 24 #define PM_CFG_L0S_ENTRY_TIMER_DEFAULT 6 -#define PM_CFG_L1_ENTRY_TIMER_DEFAULT 12 -#define PM_CFG_PM_REQ_TIMER_DEFAULT 1 +#define PM_CFG_L1_ENTRY_TIMER_DEFAULT 1 +#define PM_CFG_LCKDET_TIMER_DEFAULT 12 +#define PM_CFG_PM_REQ_TIMER_DEFAULT 12 #define ALC_LTSSM_ID_CFG 0x12FC #define LTSSM_ID_WRO_ENB 0x00001000 @@ -724,6 +725,14 @@ #define ALC_TX_MIB_BASE 0x1760 +#define ALC_CLK_GATING_CFG 0x1814 +#define CLK_GATING_DMAW_ENB 0x0001 +#define CLK_GATING_DMAR_ENB 0x0002 +#define CLK_GATING_TXQ_ENB 0x0004 +#define CLK_GATING_RXQ_ENB 0x0008 +#define CLK_GATING_TXMAC_ENB 0x0010 +#define CLK_GATING_RXMAC_ENB 0x0020 + #define ALC_DEBUG_DATA0 0x1900 #define ALC_DEBUG_DATA1 0x1904