Initial import

1 files changed, 97 insertions, 0 deletions

diff --git a/drivers/net/ethernet/brocade/bna/cna_fwimg.c b/drivers/net/ethernet/brocade/bna/cna_fwimg.c
new file mode 100644
index 000000000..a59f221bd
--- /dev/null
+++ b/drivers/net/ethernet/brocade/bna/cna_fwimg.c
@@ -0,0 +1,97 @@
+/*
+ * Linux network driver for QLogic BR-series Converged Network Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014-2015 QLogic Corporation
+ * All rights reserved
+ * www.qlogic.com
+ */
+#include <linux/firmware.h>
+#include "bnad.h"
+#include "bfi.h"
+#include "cna.h"
+
+const struct firmware *bfi_fw;
+static u32 *bfi_image_ct_cna, *bfi_image_ct2_cna;
+static u32 bfi_image_ct_cna_size, bfi_image_ct2_cna_size;
+
+static u32 *
+cna_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
+			u32 *bfi_image_size, char *fw_name)
+{
+	const struct firmware *fw;
+	u32 n;
+
+	if (reject_firmware(&fw, fw_name, &pdev->dev)) {
+		pr_alert("Can't locate firmware %s\n", fw_name);
+		goto error;
+	}
+
+	*bfi_image = (u32 *)fw->data;
+	*bfi_image_size = fw->size/sizeof(u32);
+	bfi_fw = fw;
+
+	/* Convert loaded firmware to host order as it is stored in file
+	 * as sequence of LE32 integers.
+	 */
+	for (n = 0; n < *bfi_image_size; n++)
+		le32_to_cpus(*bfi_image + n);
+
+	return *bfi_image;
+error:
+	return NULL;
+}
+
+u32 *
+cna_get_firmware_buf(struct pci_dev *pdev)
+{
+	if (pdev->device == BFA_PCI_DEVICE_ID_CT2) {
+		if (bfi_image_ct2_cna_size == 0)
+			cna_read_firmware(pdev, &bfi_image_ct2_cna,
+				&bfi_image_ct2_cna_size, CNA_FW_FILE_CT2);
+		return bfi_image_ct2_cna;
+	} else if (bfa_asic_id_ct(pdev->device)) {
+		if (bfi_image_ct_cna_size == 0)
+			cna_read_firmware(pdev, &bfi_image_ct_cna,
+				&bfi_image_ct_cna_size, CNA_FW_FILE_CT);
+		return bfi_image_ct_cna;
+	}
+
+	return NULL;
+}
+
+u32 *
+bfa_cb_image_get_chunk(enum bfi_asic_gen asic_gen, u32 off)
+{
+	switch (asic_gen) {
+	case BFI_ASIC_GEN_CT:
+		return (bfi_image_ct_cna + off);
+	case BFI_ASIC_GEN_CT2:
+		return (bfi_image_ct2_cna + off);
+	default:
+		return NULL;
+	}
+}
+
+u32
+bfa_cb_image_get_size(enum bfi_asic_gen asic_gen)
+{
+	switch (asic_gen) {
+	case BFI_ASIC_GEN_CT:
+		return bfi_image_ct_cna_size;
+	case BFI_ASIC_GEN_CT2:
+		return bfi_image_ct2_cna_size;
+	default:
+		return 0;
+	}
+}