fpga: zynq-fpga: Change fw format to handle bin instead of bit.

This gets rid of the code to strip away the header and byteswap, as well as the check for the sync word. Signed-off-by: Moritz Fischer <[email protected]> Reviewed-by: Josh Cartwright <[email protected]> Acked-by: Michal Simek <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]>
kyagi · Oct 23, 2015 · 4d10eaf · 4d10eaf
1 parent 6376931
commit 4d10eaf
Showing 1 changed file with 2 additions and 22 deletions.
diff --git a/drivers/fpga/zynq-fpga.c b/drivers/fpga/zynq-fpga.c
@@ -287,9 +287,9 @@ static int zynq_fpga_ops_write(struct fpga_manager *mgr,
 	struct zynq_fpga_priv *priv;
 	int err;
 	char *kbuf;
-	size_t i, in_count;
+	size_t in_count;
 	dma_addr_t dma_addr;
-	u32 transfer_length = 0;
+	u32 transfer_length;
 	u32 intr_status;
 
 	in_count = count;
@@ -301,26 +301,6 @@ static int zynq_fpga_ops_write(struct fpga_manager *mgr,
 
 	memcpy(kbuf, buf, count);
 
-	/* look for the sync word */
-	for (i = 0; i < count - 4; i++) {
-		if (memcmp(kbuf + i, "\xAA\x99\x55\x66", 4) == 0) {
-			dev_dbg(priv->dev, "Found swapped sync word\n");
-			break;
-		}
-	}
-
-	/* remove the header, align the data on word boundary */
-	if (i != count - 4) {
-		count -= i;
-		memmove(kbuf, kbuf + i, count);
-	}
-
-	/* fixup endianness of the data */
-	for (i = 0; i < count; i += 4) {
-		u32 *p = (u32 *)&kbuf[i];
-		*p = swab32(*p);
-	}
-
 	/* enable clock */
 	err = clk_enable(priv->clk);
 	if (err)