diff options
author | Ben Skeggs <bskeggs@redhat.com> | 2012-08-05 11:29:10 +1000 |
---|---|---|
committer | Ben Skeggs <bskeggs@redhat.com> | 2012-10-03 13:13:00 +1000 |
commit | b10f20d590aa040e4028c04a70a27b9ad6650ba8 (patch) | |
tree | dadda877d9850bcf67a17057e4c7ac5b02e2db2a | |
parent | 5999933f4de7de7bcaae4be87667b0cff57d6e45 (diff) | |
download | linux-b10f20d590aa040e4028c04a70a27b9ad6650ba8.tar.bz2 |
drm/nvc0-/gr: remove reset-after-grctx-construction hack
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
-rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc0.c | 27 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/graph/nvc0.c | 8 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/graph/nve0.c | 8 |
3 files changed, 9 insertions, 34 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc0.c b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc0.c index c12e7668dbfe..0b7951a85943 100644 --- a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc0.c +++ b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc0.c @@ -151,29 +151,16 @@ nvc0_grctx_fini(struct nvc0_grctx *info) struct nvc0_graph_priv *priv = info->priv; int i; - if (priv->firmware) { - nv_wr32(priv, 0x409840, 0x00000003); - nv_wr32(priv, 0x409500, 0x80000000 | info->chan->addr >> 12); - nv_wr32(priv, 0x409504, 0x00000009); - if (!nv_wait(priv, 0x409800, 0x00000001, 0x00000000)) { - nv_error(priv, "unload_ctx timeout\n"); - return -EBUSY; - } - - goto save; - } - - /* HUB_FUC(CTX_SAVE) */ - nv_wr32(priv, 0x409840, 0x80000000); - nv_wr32(priv, 0x409500, 0x80000000 | info->chan->addr >> 12); - nv_wr32(priv, 0x409504, 0x00000002); - if (!nv_wait(priv, 0x409800, 0x80000000, 0x80000000)) { - nv_error(priv, "HUB_CTX_SAVE timeout\n"); - nvc0_graph_ctxctl_debug(priv); + /* trigger a context unload by unsetting the "next channel valid" bit + * and faking a context switch interrupt + */ + nv_mask(priv, 0x409b04, 0x80000000, 0x00000000); + nv_wr32(priv, 0x409000, 0x00000100); + if (!nv_wait(priv, 0x409b00, 0x80000000, 0x00000000)) { + nv_error(priv, "grctx template channel unload timeout\n"); return -EBUSY; } -save: priv->data = kmalloc(priv->size, GFP_KERNEL); if (priv->data) { for (i = 0; i < priv->size; i += 4) diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/nvc0.c b/drivers/gpu/drm/nouveau/core/engine/graph/nvc0.c index db8aefc3cf3e..e2f1bea53540 100644 --- a/drivers/gpu/drm/nouveau/core/engine/graph/nvc0.c +++ b/drivers/gpu/drm/nouveau/core/engine/graph/nvc0.c @@ -707,8 +707,6 @@ nvc0_graph_init_ctxctl(struct nvc0_graph_priv *priv) nv_error(priv, "failed to construct context\n"); return ret; } - - return 1; } return 0; @@ -720,7 +718,6 @@ nvc0_graph_init(struct nouveau_object *object) struct nvc0_graph_priv *priv = (void *)object; int ret; -reset: ret = nouveau_graph_init(&priv->base); if (ret) return ret; @@ -748,11 +745,8 @@ reset: nv_wr32(priv, 0x400054, 0x34ce3464); ret = nvc0_graph_init_ctxctl(priv); - if (ret) { - if (ret == 1) - goto reset; + if (ret) return ret; - } return 0; } diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c b/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c index c79748a6fa2b..7ef692b92e83 100644 --- a/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c +++ b/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c @@ -457,8 +457,6 @@ nve0_graph_init_ctxctl(struct nvc0_graph_priv *priv) nv_error(priv, "failed to construct context\n"); return ret; } - - return 1; } return 0; @@ -470,7 +468,6 @@ nve0_graph_init(struct nouveau_object *object) struct nvc0_graph_priv *priv = (void *)object; int ret; -reset: ret = nouveau_graph_init(&priv->base); if (ret) return ret; @@ -496,11 +493,8 @@ reset: nv_wr32(priv, 0x400054, 0x34ce3464); ret = nve0_graph_init_ctxctl(priv); - if (ret) { - if (ret == 1) - goto reset; + if (ret) return ret; - } return 0; } |