wil6210: firmware download

Firmware download implemented but is still experimental feature;
flag controlling it added, no_fw_load. It is true by default,
use no_fw_load=N to activate feature.

Reset flows also got some adjustment for the fw download to work

Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/wil6210/fw.c b/drivers/net/wireless/ath/wil6210/fw.c
new file mode 100644
index 000000000000..8c6f3b041f77
--- /dev/null
+++ b/drivers/net/wireless/ath/wil6210/fw.c
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2014 Qualcomm Atheros, Inc.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+#include <linux/firmware.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/crc32.h>
+#include "wil6210.h"
+#include "fw.h"
+
+MODULE_FIRMWARE(WIL_FW_NAME);
+
+/* target operations */
+/* register read */
+#define R(a) ioread32(wil->csr + HOSTADDR(a))
+/* register write. wmb() to make sure it is completed */
+#define W(a, v) do { iowrite32(v, wil->csr + HOSTADDR(a)); wmb(); } while (0)
+/* register set = read, OR, write */
+#define S(a, v) W(a, R(a) | v)
+/* register clear = read, AND with inverted, write */
+#define C(a, v) W(a, R(a) & ~v)
+
+static
+void wil_memset_toio_32(volatile void __iomem *dst, u32 val,
+			size_t count)
+{
+	volatile u32 __iomem *d = dst;
+
+	for (count += 4; count > 4; count -= 4)
+		__raw_writel(val, d++);
+}
+
+#include "fw_inc.c"