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-rw-r--r--kernel/gsp_sema_service.c32
1 files changed, 28 insertions, 4 deletions
diff --git a/kernel/gsp_sema_service.c b/kernel/gsp_sema_service.c
index de92b8e..e0f1897 100644
--- a/kernel/gsp_sema_service.c
+++ b/kernel/gsp_sema_service.c
@@ -12815,7 +12815,17 @@ static void svc_gl_flush(struct nv_vgpu_device *vgpu,
* references is covered by the candidate's own mapped pages. The
* 448-word cap leaves headroom for the backend's 512-word method
* block (2 bind words + the window + the 8-word release tail).
- * Draw-synth/hold captures are never marked.
+ *
+ * eng24 (CONT.485): op_src=draw-synth is now included for the
+ * direct-GL (beef-family) lane when the raw window geometry holds.
+ * The draw-synth op_src only means the section's PROGRAM/PARAM/REL
+ * operands were synthesized (the beef push carries none); the WINDOW
+ * itself is the client's real method stream (BEGIN/END + RT setup +
+ * draw state), which is exactly what the verbatim 3D replay lane
+ * wants. Excluding 'd' sent these captures down the synthesized
+ * compute-QMD lane, where the launch waits for a QMD release the
+ * engine never writes (qmd_rel=0xc0ffee01 want=0x600df00d) instead
+ * of taking the X lane's proven ch_rel branch.
*
* SESSION 153-CONTINUED-10: op_src=hold is included. The GLX
* server's per-frame CONTENT pushes carry the draw window but no
@@ -12827,7 +12837,17 @@ static void svc_gl_flush(struct nv_vgpu_device *vgpu,
* raw 3D method window the r929 replay lane wants; the synthesized
* compute fields are what stream_3d bypasses.
*/
- if ((op_src[0] == 's' || op_src[0] == 'h') && svc_gr_cand.valid &&
+ /*
+ * eng24 (CONT.485): the direct-GL lane's draw-synth captures ('d')
+ * join the replay lanes when the whole push survived in raw[] and
+ * the window starts at a real method (same geometry gates as 's'/'h';
+ * the 'd' operands are synthetic but the window bytes are real). Gate
+ * to the beef family so no other client's capture changes lane.
+ */
+ if ((op_src[0] == 's' || op_src[0] == 'h' ||
+ (op_src[0] == 'd' &&
+ (ch->h_object & 0xfffff000u) == 0xbeef0000u)) &&
+ svc_gr_cand.valid &&
len == svc_gr_cand.push_n * 4 &&
svc_gl.start_off + 8u <= at_off &&
(at_off - svc_gl.start_off) / 4u <= 448u) {
@@ -12837,7 +12857,9 @@ static void svc_gl_flush(struct nv_vgpu_device *vgpu,
pr_info("sema-gl: 3D stream marked h=0x%x push=0x%llx window=%u words @off=0x%x (verbatim replay from the C597 bind)\n",
ch->h_object, push_va, svc_gr_cand.stream_n,
svc_gl.start_off);
- } else if ((op_src[0] == 's' || op_src[0] == 'h') &&
+ } else if ((op_src[0] == 's' || op_src[0] == 'h' ||
+ (op_src[0] == 'd' &&
+ (ch->h_object & 0xfffff000u) == 0xbeef0000u)) &&
svc_gr_cand.valid) {
/*
* SESSION 153-CONTINUED-45: a REAL-operand section whose
@@ -12875,7 +12897,9 @@ static void svc_gl_flush(struct nv_vgpu_device *vgpu,
* This is read-only and names the exact values the ENGINE will see;
* an index size of 1 means the buffer is read as 16-bit indices.
*/
- if ((op_src[0] == 's' || op_src[0] == 'h') &&
+ if ((op_src[0] == 's' || op_src[0] == 'h' ||
+ (op_src[0] == 'd' &&
+ (ch->h_object & 0xfffff000u) == 0xbeef0000u)) &&
svc_gl_draw_args_log < 64 && svc_gl.start_off < at_off &&
at_off <= len) {
u32 o = svc_gl.start_off;