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[src/trunk]: src/sys/external/bsd/drm2/dist/drm/nouveau Mark nvif_object_map ...



details:   https://anonhg.NetBSD.org/src/rev/257f0e30ae14
branches:  trunk
changeset: 993017:257f0e30ae14
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Mon Aug 27 14:48:21 2018 +0000

description:
Mark nvif_object_map __must_check and fix fallout noisily.

diffstat:

 sys/external/bsd/drm2/dist/drm/nouveau/dispnv04/nouveau_dispnv04_disp.c |  10 ++++--
 sys/external/bsd/drm2/dist/drm/nouveau/include/nvif/object.h            |   4 +-
 sys/external/bsd/drm2/dist/drm/nouveau/nouveau_chan.c                   |  10 ++++--
 sys/external/bsd/drm2/dist/drm/nouveau/nouveau_nv50_display.c           |  15 +++++++--
 4 files changed, 27 insertions(+), 12 deletions(-)

diffs (116 lines):

diff -r eebe14174b45 -r 257f0e30ae14 sys/external/bsd/drm2/dist/drm/nouveau/dispnv04/nouveau_dispnv04_disp.c
--- a/sys/external/bsd/drm2/dist/drm/nouveau/dispnv04/nouveau_dispnv04_disp.c   Mon Aug 27 14:48:07 2018 +0000
+++ b/sys/external/bsd/drm2/dist/drm/nouveau/dispnv04/nouveau_dispnv04_disp.c   Mon Aug 27 14:48:21 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: nouveau_dispnv04_disp.c,v 1.3 2018/08/27 04:58:29 riastradh Exp $      */
+/*     $NetBSD: nouveau_dispnv04_disp.c,v 1.4 2018/08/27 14:48:21 riastradh Exp $      */
 
 /*
  * Copyright 2009 Red Hat Inc.
@@ -25,7 +25,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: nouveau_dispnv04_disp.c,v 1.3 2018/08/27 04:58:29 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: nouveau_dispnv04_disp.c,v 1.4 2018/08/27 14:48:21 riastradh Exp $");
 
 #include <linux/err.h>
 
@@ -54,7 +54,11 @@
        if (!disp)
                return -ENOMEM;
 
-       nvif_object_map(&drm->device.object);
+       ret = nvif_object_map(&drm->device.object);
+       if (ret) {
+               NV_ERROR(drm, "nvif_object_map, %d\n", ret);
+               return ret;
+       }
 
        nouveau_display(dev)->priv = disp;
        nouveau_display(dev)->dtor = nv04_display_destroy;
diff -r eebe14174b45 -r 257f0e30ae14 sys/external/bsd/drm2/dist/drm/nouveau/include/nvif/object.h
--- a/sys/external/bsd/drm2/dist/drm/nouveau/include/nvif/object.h      Mon Aug 27 14:48:07 2018 +0000
+++ b/sys/external/bsd/drm2/dist/drm/nouveau/include/nvif/object.h      Mon Aug 27 14:48:21 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: object.h,v 1.7 2018/08/27 14:47:53 riastradh Exp $     */
+/*     $NetBSD: object.h,v 1.8 2018/08/27 14:48:21 riastradh Exp $     */
 
 #ifndef __NVIF_OBJECT_H__
 #define __NVIF_OBJECT_H__
@@ -45,7 +45,7 @@
 u32  nvif_object_rd(struct nvif_object *, int, u64);
 void nvif_object_wr(struct nvif_object *, int, u64, u32);
 int  nvif_object_mthd(struct nvif_object *, u32, void *, u32);
-int  nvif_object_map(struct nvif_object *);
+int  nvif_object_map(struct nvif_object *) __must_check;
 void nvif_object_unmap(struct nvif_object *);
 
 #define nvif_handle(a) (unsigned long)(void *)(a)
diff -r eebe14174b45 -r 257f0e30ae14 sys/external/bsd/drm2/dist/drm/nouveau/nouveau_chan.c
--- a/sys/external/bsd/drm2/dist/drm/nouveau/nouveau_chan.c     Mon Aug 27 14:48:07 2018 +0000
+++ b/sys/external/bsd/drm2/dist/drm/nouveau/nouveau_chan.c     Mon Aug 27 14:48:21 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: nouveau_chan.c,v 1.4 2018/08/27 07:31:51 riastradh Exp $       */
+/*     $NetBSD: nouveau_chan.c,v 1.5 2018/08/27 14:48:21 riastradh Exp $       */
 
 /*
  * Copyright 2012 Red Hat Inc.
@@ -25,7 +25,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: nouveau_chan.c,v 1.4 2018/08/27 07:31:51 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: nouveau_chan.c,v 1.5 2018/08/27 14:48:21 riastradh Exp $");
 
 #include <nvif/os.h>
 #include <nvif/class.h>
@@ -305,7 +305,11 @@
        struct nv_dma_v0 args = zero_args;
        int ret, i;
 
-       nvif_object_map(&chan->user);
+       ret = nvif_object_map(&chan->user);
+       if (ret) {
+               NV_PRINTK(err, cli, "nvif_object_map, %d\n", ret);
+               return ret;
+       }
 
        /* allocate dma objects to cover all allowed vram, and gart */
        if (device->info.family < NV_DEVICE_INFO_V0_FERMI) {
diff -r eebe14174b45 -r 257f0e30ae14 sys/external/bsd/drm2/dist/drm/nouveau/nouveau_nv50_display.c
--- a/sys/external/bsd/drm2/dist/drm/nouveau/nouveau_nv50_display.c     Mon Aug 27 14:48:07 2018 +0000
+++ b/sys/external/bsd/drm2/dist/drm/nouveau/nouveau_nv50_display.c     Mon Aug 27 14:48:21 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: nouveau_nv50_display.c,v 1.9 2018/08/27 07:38:26 riastradh Exp $       */
+/*     $NetBSD: nouveau_nv50_display.c,v 1.10 2018/08/27 14:48:21 riastradh Exp $      */
 
 /*
  * Copyright 2011 Red Hat Inc.
@@ -25,7 +25,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: nouveau_nv50_display.c,v 1.9 2018/08/27 07:38:26 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: nouveau_nv50_display.c,v 1.10 2018/08/27 14:48:21 riastradh Exp $");
 
 #include <linux/dma-mapping.h>
 #include <linux/err.h>
@@ -107,8 +107,15 @@
                        if (sclass[i].oclass == oclass[0]) {
                                ret = nvif_object_init(disp, 0, oclass[0],
                                                       data, size, &chan->user);
-                               if (ret == 0)
-                                       nvif_object_map(&chan->user);
+                               if (ret == 0) {
+                                       ret = nvif_object_map(&chan->user);
+                                       if (ret) {
+                                               printk(KERN_ERR "%s:%d"
+                                                   ": nvif_object_map, %d\n",
+                                                   __func__, __LINE__, ret);
+                                               nvif_object_fini(&chan->user);
+                                       }
+                               }
                                nvif_object_sclass_put(&sclass);
                                return ret;
                        }



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