Module Name:    src
Committed By:   martin
Date:           Tue Jan 21 15:19:51 UTC 2020

Modified Files:
        src/sys/dev/ic [netbsd-9]: ahcisata_core.c ahcisatavar.h
        src/sys/dev/pci [netbsd-9]: ahcisata_pci.c

Log Message:
Pull up following revision(s) (requested by simonb in ticket #630):

        sys/dev/ic/ahcisatavar.h: revision 1.24
        sys/dev/pci/ahcisata_pci.c: revision 1.57
        sys/dev/ic/ahcisata_core.c: revision 1.81

Add new AHCI_QUIRK_BADNCQ quick for controllers that have issues with
NCQ on (some) drives.  Enable this quirk for ATI (AMD) SB600/SB700
controllers.  Alternate fix for kern/54790 and kern/54855.
ok jdolecek@, tested on my SB700 chipset and tsutsui's SB600 chipset.


To generate a diff of this commit:
cvs rdiff -u -r1.75.4.2 -r1.75.4.3 src/sys/dev/ic/ahcisata_core.c
cvs rdiff -u -r1.22 -r1.22.4.1 src/sys/dev/ic/ahcisatavar.h
cvs rdiff -u -r1.55.4.1 -r1.55.4.2 src/sys/dev/pci/ahcisata_pci.c

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/ic/ahcisata_core.c
diff -u src/sys/dev/ic/ahcisata_core.c:1.75.4.2 src/sys/dev/ic/ahcisata_core.c:1.75.4.3
--- src/sys/dev/ic/ahcisata_core.c:1.75.4.2	Tue Dec 24 17:34:33 2019
+++ src/sys/dev/ic/ahcisata_core.c	Tue Jan 21 15:19:51 2020
@@ -1,4 +1,4 @@
-/*	$NetBSD: ahcisata_core.c,v 1.75.4.2 2019/12/24 17:34:33 martin Exp $	*/
+/*	$NetBSD: ahcisata_core.c,v 1.75.4.3 2020/01/21 15:19:51 martin Exp $	*/
 
 /*
  * Copyright (c) 2006 Manuel Bouyer.
@@ -26,7 +26,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ahcisata_core.c,v 1.75.4.2 2019/12/24 17:34:33 martin Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ahcisata_core.c,v 1.75.4.3 2020/01/21 15:19:51 martin Exp $");
 
 #include <sys/types.h>
 #include <sys/malloc.h>
@@ -276,6 +276,11 @@ ahci_attach(struct ahci_softc *sc)
 		    "ignoring broken port multiplier support\n");
 		sc->sc_ahci_cap &= ~AHCI_CAP_SPM;
 	}
+	if (sc->sc_ahci_quirks & AHCI_QUIRK_BADNCQ) {
+		aprint_verbose_dev(sc->sc_atac.atac_dev,
+		    "ignoring broken NCQ support\n");
+		sc->sc_ahci_cap &= ~AHCI_CAP_NCQ;
+	}
 	sc->sc_atac.atac_nchannels = (sc->sc_ahci_cap & AHCI_CAP_NPMASK) + 1;
 	sc->sc_ncmds = ((sc->sc_ahci_cap & AHCI_CAP_NCS) >> 8) + 1;
 	ahci_rev = AHCI_READ(sc, AHCI_VS);

Index: src/sys/dev/ic/ahcisatavar.h
diff -u src/sys/dev/ic/ahcisatavar.h:1.22 src/sys/dev/ic/ahcisatavar.h:1.22.4.1
--- src/sys/dev/ic/ahcisatavar.h:1.22	Mon Jan 14 21:29:56 2019
+++ src/sys/dev/ic/ahcisatavar.h	Tue Jan 21 15:19:51 2020
@@ -1,4 +1,4 @@
-/*	$NetBSD: ahcisatavar.h,v 1.22 2019/01/14 21:29:56 jdolecek Exp $	*/
+/*	$NetBSD: ahcisatavar.h,v 1.22.4.1 2020/01/21 15:19:51 martin Exp $	*/
 
 /*
  * Copyright (c) 2006 Manuel Bouyer.
@@ -59,6 +59,7 @@ struct ahci_softc {
 #define AHCI_PCI_QUIRK_BAD64	__BIT(1)  /* broken 64-bit DMA */
 #define AHCI_QUIRK_BADPMP	__BIT(2)  /* broken PMP support, ignore */
 #define AHCI_QUIRK_SKIP_RESET	__BIT(4)  /* skip drive reset sequence */
+#define AHCI_QUIRK_BADNCQ	__BIT(5)  /* possibly broken NCQ support, ignore */
 
 	uint32_t sc_ahci_cap;	/* copy of AHCI_CAP */
 	int sc_ncmds; /* number of command slots */

Index: src/sys/dev/pci/ahcisata_pci.c
diff -u src/sys/dev/pci/ahcisata_pci.c:1.55.4.1 src/sys/dev/pci/ahcisata_pci.c:1.55.4.2
--- src/sys/dev/pci/ahcisata_pci.c:1.55.4.1	Wed Oct 23 18:09:18 2019
+++ src/sys/dev/pci/ahcisata_pci.c	Tue Jan 21 15:19:51 2020
@@ -1,4 +1,4 @@
-/*	$NetBSD: ahcisata_pci.c,v 1.55.4.1 2019/10/23 18:09:18 martin Exp $	*/
+/*	$NetBSD: ahcisata_pci.c,v 1.55.4.2 2020/01/21 15:19:51 martin Exp $	*/
 
 /*
  * Copyright (c) 2006 Manuel Bouyer.
@@ -26,7 +26,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ahcisata_pci.c,v 1.55.4.1 2019/10/23 18:09:18 martin Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ahcisata_pci.c,v 1.55.4.2 2020/01/21 15:19:51 martin Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_ahcisata_pci.h"
@@ -179,17 +179,17 @@ static const struct ahci_pci_quirk ahci_
 	    AHCI_PCI_QUIRK_FORCE },
 	/* ATI SB600 AHCI 64-bit DMA only works on some boards/BIOSes */
 	{ PCI_VENDOR_ATI, PCI_PRODUCT_ATI_SB600_SATA_1,
-	    AHCI_PCI_QUIRK_BAD64 | AHCI_QUIRK_BADPMP },
+	    AHCI_PCI_QUIRK_BAD64 | AHCI_QUIRK_BADPMP | AHCI_QUIRK_BADNCQ },
 	{ PCI_VENDOR_ATI, PCI_PRODUCT_ATI_SB700_SATA_AHCI,
-	    AHCI_QUIRK_BADPMP },
+	    AHCI_QUIRK_BADPMP | AHCI_QUIRK_BADNCQ },
 	{ PCI_VENDOR_ATI, PCI_PRODUCT_ATI_SB700_SATA_RAID,
-	    AHCI_QUIRK_BADPMP },
+	    AHCI_QUIRK_BADPMP | AHCI_QUIRK_BADNCQ },
 	{ PCI_VENDOR_ATI, PCI_PRODUCT_ATI_SB700_SATA_RAID5,
-	    AHCI_QUIRK_BADPMP },
+	    AHCI_QUIRK_BADPMP | AHCI_QUIRK_BADNCQ },
 	{ PCI_VENDOR_ATI, PCI_PRODUCT_ATI_SB700_SATA_AHCI2,
-	    AHCI_QUIRK_BADPMP },
+	    AHCI_QUIRK_BADPMP | AHCI_QUIRK_BADNCQ },
 	{ PCI_VENDOR_ATI, PCI_PRODUCT_ATI_SB700_SATA_STORAGE,
-	    AHCI_QUIRK_BADPMP },
+	    AHCI_QUIRK_BADPMP | AHCI_QUIRK_BADNCQ },
 	{ PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT8237R_SATA,
 	    AHCI_QUIRK_BADPMP },
 	{ PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT8251_SATA,

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