[PATCH umr] add SQ_WAVE_TTMP registers for gfx8 devices

[Tom St Denis]

Signed-off-by: Tom St Denis <tom.stdenis at amd.com>
---
 src/lib/wave_status.c | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/src/lib/wave_status.c b/src/lib/wave_status.c
index 92ce624c07a9..e2081bcd2377 100644
--- a/src/lib/wave_status.c
+++ b/src/lib/wave_status.c
@@ -101,7 +101,7 @@ static int read_wave_status_via_mmio(struct umr_asic *asic, uint32_t simd, uint3
 
 static int umr_get_wave_status_vi(struct umr_asic *asic, unsigned se, unsigned sh, unsigned cu, unsigned simd, unsigned wave, struct umr_wave_status *ws)
 {
-	uint32_t x, value, buf[32];
+	uint32_t x, value, buf[64];
 
 	memset(buf, 0, sizeof buf);
 
@@ -121,8 +121,8 @@ static int umr_get_wave_status_vi(struct umr_asic *asic, unsigned se, unsigned s
 		umr_grbm_select_index(asic, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF);
 	}
 
-	if (buf[0] != 0) {
-		fprintf(stderr, "[ERROR]: Was expecting type 0 wave data on a CZ/VI part!\n");
+	if (buf[0] != 0 && buf[0] != 4) {
+		fprintf(stderr, "[ERROR]: Was expecting type 0 or 4 wave data on a CZ/VI part!\n");
 		return -1;
 	}
 
@@ -200,6 +200,18 @@ static int umr_get_wave_status_vi(struct umr_asic *asic, unsigned se, unsigned s
 	ws->ib_dbg0 = buf[x++];
 	ws->m0 = buf[x++];
 
+	if (buf[0] == 4) {
+		unsigned y;
+		// we have TTMP registers
+		ws->have_ttmp = 1;
+		for (y = 0; y < 12; y++) {
+			ws->ttmp[y] = buf[x++];
+		}
+	} else {
+		ws->have_ttmp = 0;
+		memset(ws->ttmp, 0, sizeof(ws->ttmp));
+	}
+
 	return 0;
 }
 
-- 
2.14.3