[src/trunk]: src/sys/external/bsd/drm2 support for non-PCI devices

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

details:   https://anonhg.NetBSD.org/src/rev/828677661bb8
branches:  trunk
changeset: 811225:828677661bb8
user:      jmcneill <jmcneill%NetBSD.org@localhost>
date:      Sat Oct 17 21:13:38 2015 +0000

description:
support for non-PCI devices

diffstat:

 sys/external/bsd/drm2/dist/drm/nouveau/core/engine/device/nouveau_engine_device_base.c |  18 +++++----
 sys/external/bsd/drm2/include/linux/platform_device.h                                  |  12 ++++++-
 2 files changed, 21 insertions(+), 9 deletions(-)

diffs (83 lines):

diff -r 7941e7635ded -r 828677661bb8 sys/external/bsd/drm2/dist/drm/nouveau/core/engine/device/nouveau_engine_device_base.c
--- a/sys/external/bsd/drm2/dist/drm/nouveau/core/engine/device/nouveau_engine_device_base.c    Sat Oct 17 21:12:37 2015 +0000
+++ b/sys/external/bsd/drm2/dist/drm/nouveau/core/engine/device/nouveau_engine_device_base.c    Sat Oct 17 21:13:38 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: nouveau_engine_device_base.c,v 1.4 2015/03/06 13:44:18 riastradh Exp $ */
+/*     $NetBSD: nouveau_engine_device_base.c,v 1.5 2015/10/17 21:13:38 jmcneill Exp $  */
 
 /*
  * Copyright 2012 Red Hat Inc.
@@ -25,7 +25,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: nouveau_engine_device_base.c,v 1.4 2015/03/06 13:44:18 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: nouveau_engine_device_base.c,v 1.5 2015/10/17 21:13:38 jmcneill Exp $");
 
 #include <core/object.h>
 #include <core/device.h>
@@ -528,8 +528,8 @@
                else
                        return pa->pa_iot;
        } else {
-               /* XXX nouveau platform device */
-               panic("can't handle non-PCI nouveau devices");
+               KASSERT(bar < device->platformdev->nresource);
+               return device->platformdev->resource[bar].tag;
        }
 }
 #endif
@@ -541,8 +541,9 @@
                return pci_resource_start(device->pdev, bar);
        } else {
 #ifdef __NetBSD__
-               /* XXX nouveau platform device */
-               panic("can't handle non-PCI nouveau devices");
+               if (bar >= device->platformdev->nresource)
+                       return 0;
+               return device->platformdev->resource[bar].start;
 #else
                struct resource *res;
                res = platform_get_resource(device->platformdev,
@@ -561,8 +562,9 @@
                return pci_resource_len(device->pdev, bar);
        } else {
 #ifdef __NetBSD__
-               /* XXX nouveau platform device */
-               panic("can't handle non-PCI nouveau devices");
+               if (bar >= device->platformdev->nresource)
+                       return 0;
+               return device->platformdev->resource[bar].len;
 #else
                struct resource *res;
                res = platform_get_resource(device->platformdev,
diff -r 7941e7635ded -r 828677661bb8 sys/external/bsd/drm2/include/linux/platform_device.h
--- a/sys/external/bsd/drm2/include/linux/platform_device.h     Sat Oct 17 21:12:37 2015 +0000
+++ b/sys/external/bsd/drm2/include/linux/platform_device.h     Sat Oct 17 21:13:38 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: platform_device.h,v 1.4 2014/08/06 15:01:33 riastradh Exp $    */
+/*     $NetBSD: platform_device.h,v 1.5 2015/10/17 21:13:38 jmcneill Exp $     */
 
 /*-
  * Copyright (c) 2013 The NetBSD Foundation, Inc.
@@ -33,10 +33,20 @@
 #define _LINUX_PLATFORM_DEVICE_H_
 
 #include <sys/device.h>
+#include <sys/bus.h>
+
+#define NUM_PLATFORM_RESOURCE  2
 
 struct platform_device {
        struct device   dev;    /* XXX DON'T BELIEVE ME */
        uint64_t        id;
+
+       unsigned int    nresource;
+       struct {
+               bus_space_tag_t tag;
+               bus_addr_t      start;
+               bus_size_t      len;
+       }               resource[NUM_PLATFORM_RESOURCE];
 };
 
 #endif  /* _LINUX_PLATFORM_DEVICE_H_ */