Adding upstream version 6.1.76.upstream/6.1.76upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 98 insertions, 0 deletions

diff --git a/drivers/net/ethernet/cavium/liquidio/cn66xx_device.h b/drivers/net/ethernet/cavium/liquidio/cn66xx_device.h
new file mode 100644
index 000000000..8ed57134e
--- /dev/null
+++ b/drivers/net/ethernet/cavium/liquidio/cn66xx_device.h
@@ -0,0 +1,98 @@
+/**********************************************************************
+ * Author: Cavium, Inc.
+ *
+ * Contact: support@cavium.com
+ *          Please include "LiquidIO" in the subject.
+ *
+ * Copyright (c) 2003-2016 Cavium, Inc.
+ *
+ * This file 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.
+ *
+ * This file is distributed in the hope that it will be useful, but
+ * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
+ * NONINFRINGEMENT.  See the GNU General Public License for more details.
+ ***********************************************************************/
+/*! \file  cn66xx_device.h
+ *  \brief Host Driver: Routines that perform CN66XX specific operations.
+ */
+
+#ifndef __CN66XX_DEVICE_H__
+#define  __CN66XX_DEVICE_H__
+
+/* Register address and configuration for a CN6XXX devices.
+ * If device specific changes need to be made then add a struct to include
+ * device specific fields as shown in the commented section
+ */
+struct octeon_cn6xxx {
+	/** PCI interrupt summary register */
+	u8 __iomem *intr_sum_reg64;
+
+	/** PCI interrupt enable register */
+	u8 __iomem *intr_enb_reg64;
+
+	/** The PCI interrupt mask used by interrupt handler */
+	u64 intr_mask64;
+
+	struct octeon_config *conf;
+
+	/* Example additional fields - not used currently
+	 *  struct {
+	 *  }cn6xyz;
+	 */
+
+	/* For the purpose of atomic access to interrupt enable reg */
+	spinlock_t lock_for_droq_int_enb_reg;
+
+};
+
+enum octeon_pcie_mps {
+	PCIE_MPS_DEFAULT = -1,	/* Use the default setup by BIOS */
+	PCIE_MPS_128B = 0,
+	PCIE_MPS_256B = 1
+};
+
+enum octeon_pcie_mrrs {
+	PCIE_MRRS_DEFAULT = -1,	/* Use the default setup by BIOS */
+	PCIE_MRRS_128B = 0,
+	PCIE_MRRS_256B = 1,
+	PCIE_MRRS_512B = 2,
+	PCIE_MRRS_1024B = 3,
+	PCIE_MRRS_2048B = 4,
+	PCIE_MRRS_4096B = 5
+};
+
+/* Common functions for 66xx and 68xx */
+int lio_cn6xxx_soft_reset(struct octeon_device *oct);
+void lio_cn6xxx_enable_error_reporting(struct octeon_device *oct);
+void lio_cn6xxx_setup_pcie_mps(struct octeon_device *oct,
+			       enum octeon_pcie_mps mps);
+void lio_cn6xxx_setup_pcie_mrrs(struct octeon_device *oct,
+				enum octeon_pcie_mrrs mrrs);
+void lio_cn6xxx_setup_global_input_regs(struct octeon_device *oct);
+void lio_cn6xxx_setup_global_output_regs(struct octeon_device *oct);
+void lio_cn6xxx_setup_iq_regs(struct octeon_device *oct, u32 iq_no);
+void lio_cn6xxx_setup_oq_regs(struct octeon_device *oct, u32 oq_no);
+int lio_cn6xxx_enable_io_queues(struct octeon_device *oct);
+void lio_cn6xxx_disable_io_queues(struct octeon_device *oct);
+irqreturn_t lio_cn6xxx_process_interrupt_regs(void *dev);
+void lio_cn6xxx_bar1_idx_setup(struct octeon_device *oct, u64 core_addr,
+			       u32 idx, int valid);
+void lio_cn6xxx_bar1_idx_write(struct octeon_device *oct, u32 idx, u32 mask);
+u32 lio_cn6xxx_bar1_idx_read(struct octeon_device *oct, u32 idx);
+u32
+lio_cn6xxx_update_read_index(struct octeon_instr_queue *iq);
+void lio_cn6xxx_enable_interrupt(struct octeon_device *oct, u8 unused);
+void lio_cn6xxx_disable_interrupt(struct octeon_device *oct, u8 unused);
+void cn6xxx_get_pcie_qlmport(struct octeon_device *oct);
+void lio_cn6xxx_setup_reg_address(struct octeon_device *oct, void *chip,
+				  struct octeon_reg_list *reg_list);
+u32 lio_cn6xxx_coprocessor_clock(struct octeon_device *oct);
+u32 lio_cn6xxx_get_oq_ticks(struct octeon_device *oct, u32 time_intr_in_us);
+int lio_setup_cn66xx_octeon_device(struct octeon_device *oct);
+int lio_validate_cn6xxx_config_info(struct octeon_device *oct,
+				    struct octeon_config *conf6xxx);
+
+#endif