---

yaml --- r: 96239 b: refs/heads/master c: 55d7cd7 h: refs/heads/master i: 96237: 535d09a 96235: b79e0cf 96231: cf444e8 96223: d75fa7c v: v3
git-mirror · May 5, 2008 · 0b1461f · 0b1461f
1 parent 73c0ac1
commit 0b1461f
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Showing 2 changed files with 10 additions and 5 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1ca4264ee17745779c341966c5e61ac69bfd17a6
+refs/heads/master: 55d7cd74d44e7e0597f95db25c12f3e6c5e7916f
diff --git a/trunk/arch/powerpc/platforms/cell/spufs/switch.c b/trunk/arch/powerpc/platforms/cell/spufs/switch.c
@@ -250,16 +250,21 @@ static inline void save_spu_status(struct spu_state *csa, struct spu *spu)
 	}
 }
 
-static inline void save_mfc_decr(struct spu_state *csa, struct spu *spu)
+static inline void save_mfc_stopped_status(struct spu_state *csa,
+		struct spu *spu)
 {
 	struct spu_priv2 __iomem *priv2 = spu->priv2;
+	const u64 mask = MFC_CNTL_DECREMENTER_RUNNING |
+			MFC_CNTL_DMA_QUEUES_EMPTY;
 
 	/* Save, Step 12:
 	 *     Read MFC_CNTL[Ds].  Update saved copy of
 	 *     CSA.MFC_CNTL[Ds].
+	 *
+	 * update: do the same with MFC_CNTL[Q].
 	 */
-	csa->priv2.mfc_control_RW |=
-		in_be64(&priv2->mfc_control_RW) & MFC_CNTL_DECREMENTER_RUNNING;
+	csa->priv2.mfc_control_RW &= ~mask;
+	csa->priv2.mfc_control_RW |= in_be64(&priv2->mfc_control_RW) & mask;
 }
 
 static inline void halt_mfc_decr(struct spu_state *csa, struct spu *spu)
@@ -1791,7 +1796,7 @@ static int quiece_spu(struct spu_state *prev, struct spu *spu)
 	save_spu_runcntl(prev, spu);	        /* Step 9. */
 	save_mfc_sr1(prev, spu);	        /* Step 10. */
 	save_spu_status(prev, spu);	        /* Step 11. */
-	save_mfc_decr(prev, spu);	        /* Step 12. */
+	save_mfc_stopped_status(prev, spu);     /* Step 12. */
 	halt_mfc_decr(prev, spu);	        /* Step 13. */
 	save_timebase(prev, spu);		/* Step 14. */
 	remove_other_spu_access(prev, spu);	/* Step 15. */