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authorBen Skeggs <darktama@iinet.net.au>2007-01-28 16:35:32 +1100
committerBen Skeggs <darktama@iinet.net.au>2007-01-28 16:35:32 +1100
commit1879069eab58a80a27ff1ee0e34b7940643539ab (patch)
tree245502771e1f04bf559bb67661c55f28aa52e3e7 /src/mesa/drivers/dri/nouveau/nouveau_sync.c
parentea55de3d654333b5615db4690cca6138b906b131 (diff)
nouveau: extend notifier interface to allow multiple notifiers in a memory block.
Diffstat (limited to 'src/mesa/drivers/dri/nouveau/nouveau_sync.c')
-rw-r--r--src/mesa/drivers/dri/nouveau/nouveau_sync.c36
1 files changed, 26 insertions, 10 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_sync.c b/src/mesa/drivers/dri/nouveau/nouveau_sync.c
index e7bc4fcd5e..5fb8dec7d8 100644
--- a/src/mesa/drivers/dri/nouveau/nouveau_sync.c
+++ b/src/mesa/drivers/dri/nouveau/nouveau_sync.c
@@ -9,7 +9,7 @@
#include "nouveau_sync.h"
nouveau_notifier *
-nouveau_notifier_new(GLcontext *ctx, GLuint handle)
+nouveau_notifier_new(GLcontext *ctx, GLuint handle, GLuint count)
{
nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx);
nouveau_notifier *notifier;
@@ -24,7 +24,7 @@ nouveau_notifier_new(GLcontext *ctx, GLuint handle)
notifier->mem = nouveau_mem_alloc(ctx,
NOUVEAU_MEM_FB | NOUVEAU_MEM_MAPPED,
- 32,
+ count * NV_NOTIFIER_SIZE,
0);
if (!notifier->mem) {
FREE(notifier);
@@ -53,9 +53,9 @@ nouveau_notifier_destroy(GLcontext *ctx, nouveau_notifier *notifier)
}
void
-nouveau_notifier_reset(nouveau_notifier *notifier)
+nouveau_notifier_reset(nouveau_notifier *notifier, GLuint id)
{
- volatile GLuint *n = notifier->mem->map;
+ volatile GLuint *n = notifier->mem->map + (id * NV_NOTIFIER_SIZE);
#ifdef NOUVEAU_RING_DEBUG
return;
@@ -68,11 +68,27 @@ nouveau_notifier_reset(nouveau_notifier *notifier)
NV_NOTIFY_STATE_STATUS_SHIFT);
}
+GLuint
+nouveau_notifier_status(nouveau_notifier *notifier, GLuint id)
+{
+ volatile GLuint *n = notifier->mem->map + (id * NV_NOTIFIER_SIZE);
+
+ return n[NV_NOTIFY_STATE/4] >> NV_NOTIFY_STATE_STATUS_SHIFT;
+}
+
+GLuint
+nouveau_notifier_return_val(nouveau_notifier *notifier, GLuint id)
+{
+ volatile GLuint *n = notifier->mem->map + (id * NV_NOTIFIER_SIZE);
+
+ return n[NV_NOTIFY_RETURN_VALUE/4];
+}
+
GLboolean
-nouveau_notifier_wait_status(nouveau_notifier *notifier, GLuint status,
- GLuint timeout)
+nouveau_notifier_wait_status(nouveau_notifier *notifier, GLuint id,
+ GLuint status, GLuint timeout)
{
- volatile GLuint *n = notifier->mem->map;
+ volatile GLuint *n = notifier->mem->map + (id * NV_NOTIFIER_SIZE);
unsigned int time = 0;
#ifdef NOUVEAU_RING_DEBUG
@@ -108,7 +124,7 @@ nouveau_notifier_wait_nop(GLcontext *ctx, nouveau_notifier *notifier,
nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx);
GLboolean ret;
- nouveau_notifier_reset(notifier);
+ nouveau_notifier_reset(notifier, 0);
BEGIN_RING_SIZE(subc, NV_NOTIFY, 1);
OUT_RING (NV_NOTIFY_STYLE_WRITE_ONLY);
@@ -116,7 +132,7 @@ nouveau_notifier_wait_nop(GLcontext *ctx, nouveau_notifier *notifier,
OUT_RING (0);
FIRE_RING();
- ret = nouveau_notifier_wait_status(notifier,
+ ret = nouveau_notifier_wait_status(notifier, 0,
NV_NOTIFY_STATE_STATUS_COMPLETED,
0 /* no timeout */);
if (ret == GL_FALSE) MESSAGE("wait on notifier failed\n");
@@ -130,7 +146,7 @@ GLboolean nouveauSyncInitFuncs(GLcontext *ctx)
return GL_TRUE;
#endif
- nmesa->syncNotifier = nouveau_notifier_new(ctx, NvSyncNotify);
+ nmesa->syncNotifier = nouveau_notifier_new(ctx, NvSyncNotify, 1);
if (!nmesa->syncNotifier) {
MESSAGE("Failed to create channel sync notifier\n");
return GL_FALSE;