Commit 95f0de3a authored by Ben Skeggs's avatar Ben Skeggs

drm/nv50/gr: insert set/clr of a ctxprog flag at start/end of ctxprog

The set will be replaced with a wait on the same flag by a subsequent
commit in order to halt a ctxprog's execution temporarily.
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent cec2a270
...@@ -40,6 +40,9 @@ ...@@ -40,6 +40,9 @@
#define CP_FLAG_UNK0B ((0 * 32) + 0xb) #define CP_FLAG_UNK0B ((0 * 32) + 0xb)
#define CP_FLAG_UNK0B_CLEAR 0 #define CP_FLAG_UNK0B_CLEAR 0
#define CP_FLAG_UNK0B_SET 1 #define CP_FLAG_UNK0B_SET 1
#define CP_FLAG_STATE ((0 * 32) + 0x1c)
#define CP_FLAG_STATE_STOPPED 0
#define CP_FLAG_STATE_RUNNING 1
#define CP_FLAG_UNK1D ((0 * 32) + 0x1d) #define CP_FLAG_UNK1D ((0 * 32) + 0x1d)
#define CP_FLAG_UNK1D_CLEAR 0 #define CP_FLAG_UNK1D_CLEAR 0
#define CP_FLAG_UNK1D_SET 1 #define CP_FLAG_UNK1D_SET 1
...@@ -194,6 +197,8 @@ nv50_grctx_init(struct nouveau_grctx *ctx) ...@@ -194,6 +197,8 @@ nv50_grctx_init(struct nouveau_grctx *ctx)
"the devs.\n"); "the devs.\n");
return -ENOSYS; return -ENOSYS;
} }
cp_set (ctx, STATE, RUNNING);
/* decide whether we're loading/unloading the context */ /* decide whether we're loading/unloading the context */
cp_bra (ctx, AUTO_SAVE, PENDING, cp_setup_save); cp_bra (ctx, AUTO_SAVE, PENDING, cp_setup_save);
cp_bra (ctx, USER_SAVE, PENDING, cp_setup_save); cp_bra (ctx, USER_SAVE, PENDING, cp_setup_save);
...@@ -260,6 +265,7 @@ nv50_grctx_init(struct nouveau_grctx *ctx) ...@@ -260,6 +265,7 @@ nv50_grctx_init(struct nouveau_grctx *ctx)
cp_name(ctx, cp_exit); cp_name(ctx, cp_exit);
cp_set (ctx, USER_SAVE, NOT_PENDING); cp_set (ctx, USER_SAVE, NOT_PENDING);
cp_set (ctx, USER_LOAD, NOT_PENDING); cp_set (ctx, USER_LOAD, NOT_PENDING);
cp_set (ctx, STATE, STOPPED);
cp_out (ctx, CP_END); cp_out (ctx, CP_END);
ctx->ctxvals_pos += 0x400; /* padding... no idea why you need it */ ctx->ctxvals_pos += 0x400; /* padding... no idea why you need it */
......
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