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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/net/ethernet/samsung/sxgbe/sxgbe_mtl.h
parentInitial commit. (diff)
downloadlinux-upstream.tar.xz
linux-upstream.zip
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/ethernet/samsung/sxgbe/sxgbe_mtl.h')
-rw-r--r--drivers/net/ethernet/samsung/sxgbe/sxgbe_mtl.h101
1 files changed, 101 insertions, 0 deletions
diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_mtl.h b/drivers/net/ethernet/samsung/sxgbe/sxgbe_mtl.h
new file mode 100644
index 000000000..e56345207
--- /dev/null
+++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_mtl.h
@@ -0,0 +1,101 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* 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>
+ */
+#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__ */