/* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only) */
/* Copyright(c) 2020 Intel Corporation */
#ifndef ADF_GEN4_HW_CSR_DATA_H_
#define ADF_GEN4_HW_CSR_DATA_H_

#include "adf_accel_devices.h"
#include "adf_cfg_common.h"

/* Transport access */
#define ADF_BANK_INT_SRC_SEL_MASK	0x44UL
#define ADF_RING_CSR_RING_CONFIG	0x1000
#define ADF_RING_CSR_RING_LBASE		0x1040
#define ADF_RING_CSR_RING_UBASE		0x1080
#define ADF_RING_CSR_RING_HEAD		0x0C0
#define ADF_RING_CSR_RING_TAIL		0x100
#define ADF_RING_CSR_E_STAT		0x14C
#define ADF_RING_CSR_INT_FLAG		0x170
#define ADF_RING_CSR_INT_SRCSEL		0x174
#define ADF_RING_CSR_INT_COL_CTL	0x180
#define ADF_RING_CSR_INT_FLAG_AND_COL	0x184
#define ADF_RING_CSR_INT_COL_CTL_ENABLE	0x80000000
#define ADF_RING_CSR_INT_COL_EN		0x17C
#define ADF_RING_CSR_ADDR_OFFSET	0x100000
#define ADF_RING_BUNDLE_SIZE		0x2000

#define BUILD_RING_BASE_ADDR(addr, size) \
	((((addr) >> 6) & (GENMASK_ULL(63, 0) << (size))) << 6)
#define READ_CSR_RING_HEAD(csr_base_addr, bank, ring) \
	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
		   ADF_RING_BUNDLE_SIZE * (bank) + \
		   ADF_RING_CSR_RING_HEAD + ((ring) << 2))
#define READ_CSR_RING_TAIL(csr_base_addr, bank, ring) \
	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
		   ADF_RING_BUNDLE_SIZE * (bank) + \
		   ADF_RING_CSR_RING_TAIL + ((ring) << 2))
#define READ_CSR_E_STAT(csr_base_addr, bank) \
	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
		   ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_E_STAT)
#define WRITE_CSR_RING_CONFIG(csr_base_addr, bank, ring, value) \
	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
		   ADF_RING_BUNDLE_SIZE * (bank) + \
		   ADF_RING_CSR_RING_CONFIG + ((ring) << 2), value)
#define WRITE_CSR_RING_BASE(csr_base_addr, bank, ring, value)	\
do { \
	void __iomem *_csr_base_addr = csr_base_addr; \
	u32 _bank = bank;						\
	u32 _ring = ring;						\
	dma_addr_t _value = value;					\
	u32 l_base = 0, u_base = 0;					\
	l_base = lower_32_bits(_value);					\
	u_base = upper_32_bits(_value);					\
	ADF_CSR_WR((_csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET,		\
		   ADF_RING_BUNDLE_SIZE * (_bank) +			\
		   ADF_RING_CSR_RING_LBASE + ((_ring) << 2), l_base);	\
	ADF_CSR_WR((_csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET,		\
		   ADF_RING_BUNDLE_SIZE * (_bank) +			\
		   ADF_RING_CSR_RING_UBASE + ((_ring) << 2), u_base);	\
} while (0)

#define WRITE_CSR_RING_HEAD(csr_base_addr, bank, ring, value) \
	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
		   ADF_RING_BUNDLE_SIZE * (bank) + \
		   ADF_RING_CSR_RING_HEAD + ((ring) << 2), value)
#define WRITE_CSR_RING_TAIL(csr_base_addr, bank, ring, value) \
	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
		   ADF_RING_BUNDLE_SIZE * (bank) + \
		   ADF_RING_CSR_RING_TAIL + ((ring) << 2), value)
#define WRITE_CSR_INT_FLAG(csr_base_addr, bank, value) \
	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
		   ADF_RING_BUNDLE_SIZE * (bank) + \
		   ADF_RING_CSR_INT_FLAG, (value))
#define WRITE_CSR_INT_SRCSEL(csr_base_addr, bank) \
	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
		   ADF_RING_BUNDLE_SIZE * (bank) + \
		   ADF_RING_CSR_INT_SRCSEL, ADF_BANK_INT_SRC_SEL_MASK)
#define WRITE_CSR_INT_COL_EN(csr_base_addr, bank, value) \
	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
		   ADF_RING_BUNDLE_SIZE * (bank) + \
		   ADF_RING_CSR_INT_COL_EN, (value))
#define WRITE_CSR_INT_COL_CTL(csr_base_addr, bank, value) \
	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
		   ADF_RING_BUNDLE_SIZE * (bank) + \
		   ADF_RING_CSR_INT_COL_CTL, \
		   ADF_RING_CSR_INT_COL_CTL_ENABLE | (value))
#define WRITE_CSR_INT_FLAG_AND_COL(csr_base_addr, bank, value) \
	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
		   ADF_RING_BUNDLE_SIZE * (bank) + \
		   ADF_RING_CSR_INT_FLAG_AND_COL, (value))

/* Arbiter configuration */
#define ADF_RING_CSR_RING_SRV_ARB_EN 0x19C

#define WRITE_CSR_RING_SRV_ARB_EN(csr_base_addr, bank, value) \
	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
		   ADF_RING_BUNDLE_SIZE * (bank) + \
		   ADF_RING_CSR_RING_SRV_ARB_EN, (value))

/* Default ring mapping */
#define ADF_GEN4_DEFAULT_RING_TO_SRV_MAP \
	(ASYM << ADF_CFG_SERV_RING_PAIR_0_SHIFT | \
	  SYM << ADF_CFG_SERV_RING_PAIR_1_SHIFT | \
	 ASYM << ADF_CFG_SERV_RING_PAIR_2_SHIFT | \
	  SYM << ADF_CFG_SERV_RING_PAIR_3_SHIFT)

/* WDT timers
 *
 * Timeout is in cycles. Clock speed may vary across products but this
 * value should be a few milli-seconds.
 */
#define ADF_SSM_WDT_DEFAULT_VALUE	0x200000
#define ADF_SSM_WDT_PKE_DEFAULT_VALUE	0x8000000
#define ADF_SSMWDTL_OFFSET		0x54
#define ADF_SSMWDTH_OFFSET		0x5C
#define ADF_SSMWDTPKEL_OFFSET		0x58
#define ADF_SSMWDTPKEH_OFFSET		0x60

/* Ring reset */
#define ADF_RPRESET_POLL_TIMEOUT_US	(5 * USEC_PER_SEC)
#define ADF_RPRESET_POLL_DELAY_US	20
#define ADF_WQM_CSR_RPRESETCTL_RESET	BIT(0)
#define ADF_WQM_CSR_RPRESETCTL(bank)	(0x6000 + ((bank) << 3))
#define ADF_WQM_CSR_RPRESETSTS_STATUS	BIT(0)
#define ADF_WQM_CSR_RPRESETSTS(bank)	(ADF_WQM_CSR_RPRESETCTL(bank) + 4)

void adf_gen4_set_ssm_wdtimer(struct adf_accel_dev *accel_dev);
void adf_gen4_init_hw_csr_ops(struct adf_hw_csr_ops *csr_ops);
int adf_gen4_ring_pair_reset(struct adf_accel_dev *accel_dev, u32 bank_number);
#endif