These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / net / ethernet / hisilicon / hns / hns_dsaf_ppe.h

diff --git a/kernel/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.h b/kernel/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.h
new file mode 100644 (file)
index 0000000..4894f9a
--- /dev/null
+++ b/kernel/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.h
@@ -0,0 +1,105 @@
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef _HNS_DSAF_PPE_H
+#define _HNS_DSAF_PPE_H
+
+#include <linux/platform_device.h>
+
+#include "hns_dsaf_main.h"
+#include "hns_dsaf_mac.h"
+#include "hns_dsaf_rcb.h"
+
+#define HNS_PPE_SERVICE_NW_ENGINE_NUM DSAF_COMM_CHN
+#define HNS_PPE_DEBUG_NW_ENGINE_NUM 1
+#define HNS_PPE_COM_NUM DSAF_COMM_DEV_NUM
+
+#define PPE_COMMON_REG_OFFSET 0x70000
+#define PPE_REG_OFFSET 0x10000
+
+#define ETH_PPE_DUMP_NUM 576
+#define ETH_PPE_STATIC_NUM 12
+enum ppe_qid_mode {
+       PPE_QID_MODE0 = 0,      /* fixed queue id mode */
+       PPE_QID_MODE1,          /* switch:128VM non switch:6Port/4VM/4TC */
+       PPE_QID_MODE2,          /* switch:32VM/4TC non switch:6Port/16VM */
+       PPE_QID_MODE3,          /* switch:4TC/8TAG non switch:2Port/64VM */
+       PPE_QID_MODE4,          /* switch:8VM/16TAG non switch:2Port/16VM/4TC */
+       PPE_QID_MODE5,          /* non switch:6Port/16TAG */
+       PPE_QID_MODE6,          /* non switch:6Port/2VM/8TC */
+       PPE_QID_MODE7,          /* non switch:2Port/8VM/8TC */
+};
+
+enum ppe_port_mode {
+       PPE_MODE_GE = 0,
+       PPE_MODE_XGE,
+};
+
+enum ppe_common_mode {
+       PPE_COMMON_MODE_DEBUG = 0,
+       PPE_COMMON_MODE_SERVICE,
+       PPE_COMMON_MODE_MAX
+};
+
+struct hns_ppe_hw_stats {
+       u64 rx_pkts_from_sw;
+       u64 rx_pkts;
+       u64 rx_drop_no_bd;
+       u64 rx_alloc_buf_fail;
+       u64 rx_alloc_buf_wait;
+       u64 rx_drop_no_buf;
+       u64 rx_err_fifo_full;
+       u64 tx_bd_form_rcb;
+       u64 tx_pkts_from_rcb;
+       u64 tx_pkts;
+       u64 tx_err_fifo_empty;
+       u64 tx_err_checksum;
+};
+
+struct hns_ppe_cb {
+       struct device *dev;
+       struct hns_ppe_cb *next;        /* pointer to next ppe device */
+       struct ppe_common_cb *ppe_common_cb; /* belong to */
+       struct hns_ppe_hw_stats hw_stats;
+
+       u8 index;       /* index in a ppe common device */
+       u8 port;                         /* port id in dsaf  */
+       void __iomem *io_base;
+       int virq;
+};
+
+struct ppe_common_cb {
+       struct device *dev;
+       struct dsaf_device *dsaf_dev;
+       void __iomem *io_base;
+
+       enum ppe_common_mode ppe_mode;
+
+       u8 comm_index;   /*ppe_common index*/
+
+       u32 ppe_num;
+       struct hns_ppe_cb ppe_cb[0];
+
+};
+
+int hns_ppe_init(struct dsaf_device *dsaf_dev);
+
+void hns_ppe_uninit(struct dsaf_device *dsaf_dev);
+
+void hns_ppe_reset_common(struct dsaf_device *dsaf_dev, u8 ppe_common_index);
+
+void hns_ppe_update_stats(struct hns_ppe_cb *ppe_cb);
+
+int hns_ppe_get_sset_count(int stringset);
+int hns_ppe_get_regs_count(void);
+void hns_ppe_get_regs(struct hns_ppe_cb *ppe_cb, void *data);
+
+void hns_ppe_get_strings(struct hns_ppe_cb *ppe_cb, int stringset, u8 *data);
+void hns_ppe_get_stats(struct hns_ppe_cb *ppe_cb, u64 *data);
+#endif /* _HNS_DSAF_PPE_H */