gdev: Kepler support

yk-fujii · Jul 15, 2013 · a645fdd · a645fdd
1 parent 4b88be3
commit a645fdd
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Showing 9 changed files with 109 additions and 152 deletions.
diff --git a/common/gdev_nvidia.h b/common/gdev_nvidia.h
@@ -172,7 +172,7 @@ struct gdev_ctx {
 	    void *bo;
 	    uint32_t *map;
 	    uint32_t addr;
-	} desc; /* compute desc struct */
+	} desc; /* compute desc struct. But really, need to structure for each launch grid */
 };
 
 /**
@@ -249,25 +249,6 @@ int gdev_raw_write(struct gdev_mem *mem, uint64_t addr, const void *buf, uint32_
 
 static inline void __gdev_fire_ring(struct gdev_ctx *ctx)
 {
-#if 0 /* orig *//* axe */
-	if (ctx->fifo.pb_pos != ctx->fifo.pb_put) {
-		if (ctx->fifo.pb_pos > ctx->fifo.pb_put) {
-			uint64_t base = ctx->fifo.pb_base + ctx->fifo.pb_put;
-			uint32_t len = ctx->fifo.pb_pos - ctx->fifo.pb_put;
-			ctx->fifo.push(ctx, base, len, 0);
-		}
-		else {
-			uint64_t base = ctx->fifo.pb_base + ctx->fifo.pb_put;
-			uint32_t len = ctx->fifo.pb_size - ctx->fifo.pb_put;
-			ctx->fifo.push(ctx, base, len, 0);
-			/* why need this? */
-			if (ctx->fifo.pb_pos) {
-				ctx->fifo.push(ctx, ctx->fifo.pb_base, ctx->fifo.pb_pos, 0);
-			}
-		}
-		ctx->fifo.pb_put = ctx->fifo.pb_pos;
-	}
-#else
 	if (ctx->fifo.pb_pos != ctx->fifo.pb_put) {
 		uint64_t base = ctx->fifo.pb_base + ctx->fifo.pb_put;
 		uint32_t len;
@@ -283,7 +264,6 @@ static inline void __gdev_fire_ring(struct gdev_ctx *ctx)
 			ctx->fifo.push(ctx, base, len, 0);
 		ctx->fifo.pb_put = ctx->fifo.pb_pos;
 	}
-#endif
 }
 
 static inline void __gdev_out_ring(struct gdev_ctx *ctx, uint32_t word)