[src/trunk]: src/sys/external/bsd/drm2/nouveau nouveau: adjust the list of PC...

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/3d8f09ef16d4
branches:  trunk
changeset: 1029031:3d8f09ef16d4
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Sun Dec 19 12:45:35 2021 +0000

description:
nouveau: adjust the list of PCI devices to match

linux 5.6 drm supports all the cards previously listed as unsupported.
make those supported, and, add the newer list of unsupported (the
supported list goes to GTX 20 series.)


Author: phone <mrg%NetBSD.org@localhost>
Committer: Taylor R Campbell <riastradh%NetBSD.org@localhost>

diffstat:

 sys/external/bsd/drm2/nouveau/nouveau_pci.c |  33 +++++++++++-----------------
 1 files changed, 13 insertions(+), 20 deletions(-)

diffs (56 lines):

diff -r f8909e07c547 -r 3d8f09ef16d4 sys/external/bsd/drm2/nouveau/nouveau_pci.c
--- a/sys/external/bsd/drm2/nouveau/nouveau_pci.c       Sun Dec 19 12:45:27 2021 +0000
+++ b/sys/external/bsd/drm2/nouveau/nouveau_pci.c       Sun Dec 19 12:45:35 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: nouveau_pci.c,v 1.34 2021/12/19 12:28:12 riastradh Exp $       */
+/*     $NetBSD: nouveau_pci.c,v 1.35 2021/12/19 12:45:35 riastradh Exp $       */
 
 /*-
  * Copyright (c) 2015 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: nouveau_pci.c,v 1.34 2021/12/19 12:28:12 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: nouveau_pci.c,v 1.35 2021/12/19 12:45:35 riastradh Exp $");
 
 #ifdef _KERNEL_OPT
 #if defined(__arm__) || defined(__aarch64__)
@@ -109,26 +109,19 @@
                return 0;
 
        /*
-        * NetBSD drm2 doesn't support Pascal, Volta or Turing based cards:
-        *   0x1580-0x15ff      GP100
-        *   0x1b00-0x1b7f      GP102
-        *   0x1b80-0x1bff      GP104
-        *   0x1c00-0x1c7f      GP106
-        *   0x1c80-0x1cff      GP107
-        *   0x1d00-0x1d7f      GP108
-        *   0x1d80-0x1dff      GV100
-        *   0x1e00-0x1e7f      TU102
-        *   0x1e80-0x1eff      TU104
-        *   0x1f00-0x1f7f      TU106
-        *   0x1f80-0x1fff      TU117
-        *   0x2180-0x21ff      TU116
+        * NetBSD drm2/5.6 doesn't support Ampere (GTX 30 series) based cards:
+        *   0x2080-0x20ff      GA100
+        *   0x2200-0x227f      GA102
+        *   0x2300-0x237f      GA103
+        *   0x2480-0x24ff      GA104
+        *   0x2500-0x257f      GA106
+        *   0x2580-0x25ff      GA107
         *
-        * reduce this to >= 1580, so that new chipsets not explictly
-        * listed above will be picked up.
-        *
-        * XXX perhaps switch this to explicitly match known list.
+        * TU116 (GTX 16xx) occupies the space from 0x2180-0x21ff.
         */
-       if (PCI_PRODUCT(pa->pa_id) >= 0x1580)
+       if (PCI_PRODUCT(pa->pa_id) >= 0x1fff && PCI_PRODUCT(pa->pa_id) < 0x2180)
+               return 0;
+       if (PCI_PRODUCT(pa->pa_id) >= 0x21ff)
                return 0;
 
        linux_pci_dev_init(&pdev, parent /* XXX bogus */, parent, pa, 0);