Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / net / ethernet / samsung / sxgbe / sxgbe_mtl.h

diff --git a/kernel/drivers/net/ethernet/samsung/sxgbe/sxgbe_mtl.h b/kernel/drivers/net/ethernet/samsung/sxgbe/sxgbe_mtl.h
new file mode 100644 (file)
index 0000000..7e4810c
--- /dev/null
+++ b/kernel/drivers/net/ethernet/samsung/sxgbe/sxgbe_mtl.h
@@ -0,0 +1,104 @@
+/* 10G controller driver for Samsung SoCs
+ *
+ * Copyright (C) 2013 Samsung Electronics Co., Ltd.
+ *             http://www.samsung.com
+ *
+ * Author: Siva Reddy Kallam <siva.kallam@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __SXGBE_MTL_H__
+#define __SXGBE_MTL_H__
+
+#define SXGBE_MTL_OPMODE_ESTMASK       0x3
+#define SXGBE_MTL_OPMODE_RAAMASK       0x1
+#define SXGBE_MTL_FCMASK               0x7
+#define SXGBE_MTL_TX_FIFO_DIV          256
+#define SXGBE_MTL_RX_FIFO_DIV          256
+
+#define SXGBE_MTL_RXQ_OP_FEP           BIT(4)
+#define SXGBE_MTL_RXQ_OP_FUP           BIT(3)
+#define SXGBE_MTL_ENABLE_FC            0x80
+
+#define ETS_WRR                                0xFFFFFF9F
+#define ETS_RST                                0xFFFFFF9F
+#define ETS_WFQ                                0x00000020
+#define ETS_DWRR                       0x00000040
+#define RAA_SP                         0xFFFFFFFB
+#define RAA_WSP                                0x00000004
+
+#define RX_QUEUE_DYNAMIC               0x80808080
+#define RX_FC_ACTIVE                   8
+#define RX_FC_DEACTIVE                 13
+
+enum ttc_control {
+       MTL_CONTROL_TTC_64 = 0x00000000,
+       MTL_CONTROL_TTC_96 = 0x00000020,
+       MTL_CONTROL_TTC_128 = 0x00000030,
+       MTL_CONTROL_TTC_192 = 0x00000040,
+       MTL_CONTROL_TTC_256 = 0x00000050,
+       MTL_CONTROL_TTC_384 = 0x00000060,
+       MTL_CONTROL_TTC_512 = 0x00000070,
+};
+
+enum rtc_control {
+       MTL_CONTROL_RTC_64 = 0x00000000,
+       MTL_CONTROL_RTC_96 = 0x00000002,
+       MTL_CONTROL_RTC_128 = 0x00000003,
+};
+
+enum flow_control_th {
+       MTL_FC_FULL_1K = 0x00000000,
+       MTL_FC_FULL_2K = 0x00000001,
+       MTL_FC_FULL_4K = 0x00000002,
+       MTL_FC_FULL_5K = 0x00000003,
+       MTL_FC_FULL_6K = 0x00000004,
+       MTL_FC_FULL_8K = 0x00000005,
+       MTL_FC_FULL_16K = 0x00000006,
+       MTL_FC_FULL_24K = 0x00000007,
+};
+
+struct sxgbe_mtl_ops {
+       void (*mtl_init)(void __iomem *ioaddr, unsigned int etsalg,
+                        unsigned int raa);
+
+       void (*mtl_set_txfifosize)(void __iomem *ioaddr, int queue_num,
+                                  int mtl_fifo);
+
+       void (*mtl_set_rxfifosize)(void __iomem *ioaddr, int queue_num,
+                                  int queue_fifo);
+
+       void (*mtl_enable_txqueue)(void __iomem *ioaddr, int queue_num);
+
+       void (*mtl_disable_txqueue)(void __iomem *ioaddr, int queue_num);
+
+       void (*set_tx_mtl_mode)(void __iomem *ioaddr, int queue_num,
+                               int tx_mode);
+
+       void (*set_rx_mtl_mode)(void __iomem *ioaddr, int queue_num,
+                               int rx_mode);
+
+       void (*mtl_dynamic_dma_rxqueue)(void __iomem *ioaddr);
+
+       void (*mtl_fc_active)(void __iomem *ioaddr, int queue_num,
+                             int threshold);
+
+       void (*mtl_fc_deactive)(void __iomem *ioaddr, int queue_num,
+                               int threshold);
+
+       void (*mtl_fc_enable)(void __iomem *ioaddr, int queue_num);
+
+       void (*mtl_fep_enable)(void __iomem *ioaddr, int queue_num);
+
+       void (*mtl_fep_disable)(void __iomem *ioaddr, int queue_num);
+
+       void (*mtl_fup_enable)(void __iomem *ioaddr, int queue_num);
+
+       void (*mtl_fup_disable)(void __iomem *ioaddr, int queue_num);
+};
+
+const struct sxgbe_mtl_ops *sxgbe_get_mtl_ops(void);
+
+#endif /* __SXGBE_MTL_H__ */