summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/nouveau/nv50_graph.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_graph.c')
-rw-r--r--drivers/gpu/drm/nouveau/nv50_graph.c86
1 files changed, 36 insertions, 50 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_graph.c b/drivers/gpu/drm/nouveau/nv50_graph.c
index b203d06f601f..1413028e1580 100644
--- a/drivers/gpu/drm/nouveau/nv50_graph.c
+++ b/drivers/gpu/drm/nouveau/nv50_graph.c
@@ -30,8 +30,6 @@
#include "nouveau_grctx.h"
-#define IS_G80 ((dev_priv->chipset & 0xf0) == 0x50)
-
static void
nv50_graph_init_reset(struct drm_device *dev)
{
@@ -103,37 +101,33 @@ static int
nv50_graph_init_ctxctl(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_grctx ctx = {};
+ uint32_t *cp;
+ int i;
NV_DEBUG(dev, "\n");
- if (nouveau_ctxfw) {
- nouveau_grctx_prog_load(dev);
- dev_priv->engine.graph.grctx_size = 0x70000;
+ cp = kmalloc(512 * 4, GFP_KERNEL);
+ if (!cp) {
+ NV_ERROR(dev, "failed to allocate ctxprog\n");
+ dev_priv->engine.graph.accel_blocked = true;
+ return 0;
}
- if (!dev_priv->engine.graph.ctxprog) {
- struct nouveau_grctx ctx = {};
- uint32_t *cp = kmalloc(512 * 4, GFP_KERNEL);
- int i;
- if (!cp) {
- NV_ERROR(dev, "Couldn't alloc ctxprog! Disabling acceleration.\n");
- dev_priv->engine.graph.accel_blocked = true;
- return 0;
- }
- ctx.dev = dev;
- ctx.mode = NOUVEAU_GRCTX_PROG;
- ctx.data = cp;
- ctx.ctxprog_max = 512;
- if (!nv50_grctx_init(&ctx)) {
- dev_priv->engine.graph.grctx_size = ctx.ctxvals_pos * 4;
-
- nv_wr32(dev, NV40_PGRAPH_CTXCTL_UCODE_INDEX, 0);
- for (i = 0; i < ctx.ctxprog_len; i++)
- nv_wr32(dev, NV40_PGRAPH_CTXCTL_UCODE_DATA, cp[i]);
- } else {
- dev_priv->engine.graph.accel_blocked = true;
- }
- kfree(cp);
+
+ ctx.dev = dev;
+ ctx.mode = NOUVEAU_GRCTX_PROG;
+ ctx.data = cp;
+ ctx.ctxprog_max = 512;
+ if (!nv50_grctx_init(&ctx)) {
+ dev_priv->engine.graph.grctx_size = ctx.ctxvals_pos * 4;
+
+ nv_wr32(dev, NV40_PGRAPH_CTXCTL_UCODE_INDEX, 0);
+ for (i = 0; i < ctx.ctxprog_len; i++)
+ nv_wr32(dev, NV40_PGRAPH_CTXCTL_UCODE_DATA, cp[i]);
+ } else {
+ dev_priv->engine.graph.accel_blocked = true;
}
+ kfree(cp);
nv_wr32(dev, 0x400320, 4);
nv_wr32(dev, NV40_PGRAPH_CTXCTL_CUR, 0);
@@ -164,7 +158,6 @@ void
nv50_graph_takedown(struct drm_device *dev)
{
NV_DEBUG(dev, "\n");
- nouveau_grctx_fini(dev);
}
void
@@ -212,8 +205,9 @@ nv50_graph_create_context(struct nouveau_channel *chan)
struct drm_device *dev = chan->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_gpuobj *ramin = chan->ramin->gpuobj;
- struct nouveau_gpuobj *ctx;
+ struct nouveau_gpuobj *obj;
struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
+ struct nouveau_grctx ctx = {};
int hdr, ret;
NV_DEBUG(dev, "ch%d\n", chan->id);
@@ -223,10 +217,9 @@ nv50_graph_create_context(struct nouveau_channel *chan)
NVOBJ_FLAG_ZERO_FREE, &chan->ramin_grctx);
if (ret)
return ret;
- ctx = chan->ramin_grctx->gpuobj;
+ obj = chan->ramin_grctx->gpuobj;
- hdr = IS_G80 ? 0x200 : 0x20;
- dev_priv->engine.instmem.prepare_access(dev, true);
+ hdr = (dev_priv->chipset == 0x50) ? 0x200 : 0x20;
nv_wo32(dev, ramin, (hdr + 0x00)/4, 0x00190002);
nv_wo32(dev, ramin, (hdr + 0x04)/4, chan->ramin_grctx->instance +
pgraph->grctx_size - 1);
@@ -234,21 +227,15 @@ nv50_graph_create_context(struct nouveau_channel *chan)
nv_wo32(dev, ramin, (hdr + 0x0c)/4, 0);
nv_wo32(dev, ramin, (hdr + 0x10)/4, 0);
nv_wo32(dev, ramin, (hdr + 0x14)/4, 0x00010000);
- dev_priv->engine.instmem.finish_access(dev);
-
- dev_priv->engine.instmem.prepare_access(dev, true);
- if (!pgraph->ctxprog) {
- struct nouveau_grctx ctx = {};
- ctx.dev = chan->dev;
- ctx.mode = NOUVEAU_GRCTX_VALS;
- ctx.data = chan->ramin_grctx->gpuobj;
- nv50_grctx_init(&ctx);
- } else {
- nouveau_grctx_vals_load(dev, ctx);
- }
- nv_wo32(dev, ctx, 0x00000/4, chan->ramin->instance >> 12);
- dev_priv->engine.instmem.finish_access(dev);
+ ctx.dev = chan->dev;
+ ctx.mode = NOUVEAU_GRCTX_VALS;
+ ctx.data = obj;
+ nv50_grctx_init(&ctx);
+
+ nv_wo32(dev, obj, 0x00000/4, chan->ramin->instance >> 12);
+
+ dev_priv->engine.instmem.flush(dev);
return 0;
}
@@ -257,17 +244,16 @@ nv50_graph_destroy_context(struct nouveau_channel *chan)
{
struct drm_device *dev = chan->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
- int i, hdr = IS_G80 ? 0x200 : 0x20;
+ int i, hdr = (dev_priv->chipset == 0x50) ? 0x200 : 0x20;
NV_DEBUG(dev, "ch%d\n", chan->id);
if (!chan->ramin || !chan->ramin->gpuobj)
return;
- dev_priv->engine.instmem.prepare_access(dev, true);
for (i = hdr; i < hdr + 24; i += 4)
nv_wo32(dev, chan->ramin->gpuobj, i/4, 0);
- dev_priv->engine.instmem.finish_access(dev);
+ dev_priv->engine.instmem.flush(dev);
nouveau_gpuobj_ref_del(dev, &chan->ramin_grctx);
}
OpenPOWER on IntegriCloud