Adding upstream version 6.6.15.upstream/6.6.15

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

1 files changed, 343 insertions, 0 deletions

diff --git a/drivers/accel/habanalabs/gaudi/gaudiP.h b/drivers/accel/habanalabs/gaudi/gaudiP.h
new file mode 100644
index 0000000000..b8fa724be5
--- /dev/null
+++ b/drivers/accel/habanalabs/gaudi/gaudiP.h
@@ -0,0 +1,343 @@
+/* SPDX-License-Identifier: GPL-2.0
+ *
+ * Copyright 2019-2022 HabanaLabs, Ltd.
+ * All Rights Reserved.
+ *
+ */
+
+#ifndef GAUDIP_H_
+#define GAUDIP_H_
+
+#include <uapi/drm/habanalabs_accel.h>
+#include "../common/habanalabs.h"
+#include "../include/common/hl_boot_if.h"
+#include "../include/gaudi/gaudi_packets.h"
+#include "../include/gaudi/gaudi.h"
+#include "../include/gaudi/gaudi_async_events.h"
+#include "../include/gaudi/gaudi_fw_if.h"
+
+#define NUMBER_OF_EXT_HW_QUEUES		8
+#define NUMBER_OF_CMPLT_QUEUES		NUMBER_OF_EXT_HW_QUEUES
+#define NUMBER_OF_CPU_HW_QUEUES		1
+#define NUMBER_OF_INT_HW_QUEUES		100
+#define NUMBER_OF_HW_QUEUES		(NUMBER_OF_EXT_HW_QUEUES + \
+					NUMBER_OF_CPU_HW_QUEUES + \
+					NUMBER_OF_INT_HW_QUEUES)
+
+/* 10 NIC QMANs, DMA5 QMAN, TPC7 QMAN */
+#define NUMBER_OF_COLLECTIVE_QUEUES	12
+#define NUMBER_OF_SOBS_IN_GRP		11
+
+#define GAUDI_STREAM_MASTER_ARR_SIZE	8
+
+#define CORESIGHT_TIMEOUT_USEC		100000		/* 100 ms */
+
+#define GAUDI_MAX_CLK_FREQ		2200000000ull	/* 2200 MHz */
+
+#define MAX_POWER_DEFAULT_PCI		200000		/* 200W */
+#define MAX_POWER_DEFAULT_PMC		350000		/* 350W */
+
+#define DC_POWER_DEFAULT_PCI		60000		/* 60W */
+#define DC_POWER_DEFAULT_PMC		60000		/* 60W */
+
+#define DC_POWER_DEFAULT_PMC_SEC	97000		/* 97W */
+
+#define GAUDI_CPU_TIMEOUT_USEC		30000000	/* 30s */
+
+#define TPC_ENABLED_MASK		0xFF
+
+#define GAUDI_HBM_SIZE_32GB		0x800000000ull
+#define GAUDI_HBM_DEVICES		4
+#define GAUDI_HBM_CHANNELS		8
+#define GAUDI_HBM_CFG_BASE		(mmHBM0_BASE - CFG_BASE)
+#define GAUDI_HBM_CFG_OFFSET		(mmHBM1_BASE - mmHBM0_BASE)
+
+#define DMA_MAX_TRANSFER_SIZE		U32_MAX
+
+#define GAUDI_DEFAULT_CARD_NAME		"HL205"
+
+#define GAUDI_MAX_PENDING_CS		SZ_16K
+
+#if !IS_MAX_PENDING_CS_VALID(GAUDI_MAX_PENDING_CS)
+#error "GAUDI_MAX_PENDING_CS must be power of 2 and greater than 1"
+#endif
+
+#define PCI_DMA_NUMBER_OF_CHNLS		2
+#define HBM_DMA_NUMBER_OF_CHNLS		6
+#define DMA_NUMBER_OF_CHNLS		(PCI_DMA_NUMBER_OF_CHNLS + \
+						HBM_DMA_NUMBER_OF_CHNLS)
+
+#define MME_NUMBER_OF_SLAVE_ENGINES	2
+#define MME_NUMBER_OF_ENGINES		(MME_NUMBER_OF_MASTER_ENGINES + \
+					MME_NUMBER_OF_SLAVE_ENGINES)
+#define MME_NUMBER_OF_QMANS		(MME_NUMBER_OF_MASTER_ENGINES * \
+					QMAN_STREAMS)
+
+#define QMAN_STREAMS		4
+#define PQ_FETCHER_CACHE_SIZE	8
+
+#define DMA_QMAN_OFFSET		(mmDMA1_QM_BASE - mmDMA0_QM_BASE)
+#define TPC_QMAN_OFFSET		(mmTPC1_QM_BASE - mmTPC0_QM_BASE)
+#define MME_QMAN_OFFSET		(mmMME1_QM_BASE - mmMME0_QM_BASE)
+#define NIC_MACRO_QMAN_OFFSET	(mmNIC1_QM0_BASE - mmNIC0_QM0_BASE)
+#define NIC_ENGINE_QMAN_OFFSET	(mmNIC0_QM1_BASE - mmNIC0_QM0_BASE)
+
+#define TPC_CFG_OFFSET		(mmTPC1_CFG_BASE - mmTPC0_CFG_BASE)
+
+#define DMA_CORE_OFFSET		(mmDMA1_CORE_BASE - mmDMA0_CORE_BASE)
+
+#define QMAN_LDMA_SRC_OFFSET	(mmDMA0_CORE_SRC_BASE_LO - mmDMA0_CORE_CFG_0)
+#define QMAN_LDMA_DST_OFFSET	(mmDMA0_CORE_DST_BASE_LO - mmDMA0_CORE_CFG_0)
+#define QMAN_LDMA_SIZE_OFFSET	(mmDMA0_CORE_DST_TSIZE_0 - mmDMA0_CORE_CFG_0)
+
+#define QMAN_CPDMA_SRC_OFFSET	(mmDMA0_QM_CQ_PTR_LO_4 - mmDMA0_CORE_CFG_0)
+#define QMAN_CPDMA_DST_OFFSET	(mmDMA0_CORE_DST_BASE_LO - mmDMA0_CORE_CFG_0)
+#define QMAN_CPDMA_SIZE_OFFSET	(mmDMA0_QM_CQ_TSIZE_4 - mmDMA0_CORE_CFG_0)
+
+#define SIF_RTR_CTRL_OFFSET	(mmSIF_RTR_CTRL_1_BASE - mmSIF_RTR_CTRL_0_BASE)
+
+#define NIF_RTR_CTRL_OFFSET	(mmNIF_RTR_CTRL_1_BASE - mmNIF_RTR_CTRL_0_BASE)
+
+#define MME_ACC_OFFSET		(mmMME1_ACC_BASE - mmMME0_ACC_BASE)
+#define SRAM_BANK_OFFSET	(mmSRAM_Y0_X1_RTR_BASE - mmSRAM_Y0_X0_RTR_BASE)
+
+#define NUM_OF_SOB_IN_BLOCK		\
+	(((mmSYNC_MNGR_E_N_SYNC_MNGR_OBJS_SOB_OBJ_2047 - \
+	mmSYNC_MNGR_E_N_SYNC_MNGR_OBJS_SOB_OBJ_0) + 4) >> 2)
+
+#define NUM_OF_MONITORS_IN_BLOCK	\
+	(((mmSYNC_MNGR_E_N_SYNC_MNGR_OBJS_MON_STATUS_511 - \
+	mmSYNC_MNGR_E_N_SYNC_MNGR_OBJS_MON_STATUS_0) + 4) >> 2)
+
+#define MONITOR_MAX_SOBS	8
+
+/* DRAM Memory Map */
+
+#define CPU_FW_IMAGE_SIZE	0x10000000	/* 256MB */
+#define MMU_PAGE_TABLES_SIZE	0x0BF00000	/* 191MB */
+#define MMU_CACHE_MNG_SIZE	0x00100000	/* 1MB */
+#define RESERVED		0x04000000	/* 64MB */
+
+#define CPU_FW_IMAGE_ADDR	DRAM_PHYS_BASE
+#define MMU_PAGE_TABLES_ADDR	(CPU_FW_IMAGE_ADDR + CPU_FW_IMAGE_SIZE)
+#define MMU_CACHE_MNG_ADDR	(MMU_PAGE_TABLES_ADDR + MMU_PAGE_TABLES_SIZE)
+
+#define DRAM_DRIVER_END_ADDR	(MMU_CACHE_MNG_ADDR + MMU_CACHE_MNG_SIZE +\
+								RESERVED)
+
+#define DRAM_BASE_ADDR_USER	0x20000000
+
+#if (DRAM_DRIVER_END_ADDR > DRAM_BASE_ADDR_USER)
+#error "Driver must reserve no more than 512MB"
+#endif
+
+/* Internal QMANs PQ sizes */
+
+#define MME_QMAN_LENGTH			1024
+#define MME_QMAN_SIZE_IN_BYTES		(MME_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE)
+
+#define HBM_DMA_QMAN_LENGTH		4096
+#define HBM_DMA_QMAN_SIZE_IN_BYTES	\
+				(HBM_DMA_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE)
+
+#define TPC_QMAN_LENGTH			1024
+#define TPC_QMAN_SIZE_IN_BYTES		(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE)
+
+#define NIC_QMAN_LENGTH			4096
+#define NIC_QMAN_SIZE_IN_BYTES		(NIC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE)
+
+
+#define SRAM_USER_BASE_OFFSET  GAUDI_DRIVER_SRAM_RESERVED_SIZE_FROM_START
+
+/* Virtual address space */
+#define VA_HOST_SPACE_START	0x1000000000000ull	/* 256TB */
+#define VA_HOST_SPACE_END	0x3FF8000000000ull	/* 1PB - 512GB */
+#define VA_HOST_SPACE_SIZE	(VA_HOST_SPACE_END - \
+					VA_HOST_SPACE_START) /* 767TB */
+#define HOST_SPACE_INTERNAL_CB_SZ	SZ_2M
+
+#define HW_CAP_PLL		BIT(0)
+#define HW_CAP_HBM		BIT(1)
+#define HW_CAP_MMU		BIT(2)
+#define HW_CAP_MME		BIT(3)
+#define HW_CAP_CPU		BIT(4)
+#define HW_CAP_PCI_DMA		BIT(5)
+#define HW_CAP_MSI		BIT(6)
+#define HW_CAP_CPU_Q		BIT(7)
+#define HW_CAP_HBM_DMA		BIT(8)
+#define HW_CAP_SRAM_SCRAMBLER	BIT(10)
+#define HW_CAP_HBM_SCRAMBLER	BIT(11)
+
+#define HW_CAP_NIC0		BIT(14)
+#define HW_CAP_NIC1		BIT(15)
+#define HW_CAP_NIC2		BIT(16)
+#define HW_CAP_NIC3		BIT(17)
+#define HW_CAP_NIC4		BIT(18)
+#define HW_CAP_NIC5		BIT(19)
+#define HW_CAP_NIC6		BIT(20)
+#define HW_CAP_NIC7		BIT(21)
+#define HW_CAP_NIC8		BIT(22)
+#define HW_CAP_NIC9		BIT(23)
+#define HW_CAP_NIC_MASK		GENMASK(23, 14)
+#define HW_CAP_NIC_SHIFT	14
+
+#define HW_CAP_TPC0		BIT(24)
+#define HW_CAP_TPC1		BIT(25)
+#define HW_CAP_TPC2		BIT(26)
+#define HW_CAP_TPC3		BIT(27)
+#define HW_CAP_TPC4		BIT(28)
+#define HW_CAP_TPC5		BIT(29)
+#define HW_CAP_TPC6		BIT(30)
+#define HW_CAP_TPC7		BIT(31)
+#define HW_CAP_TPC_MASK		GENMASK(31, 24)
+#define HW_CAP_TPC_SHIFT	24
+
+#define NEXT_SYNC_OBJ_ADDR_INTERVAL \
+	(mmSYNC_MNGR_W_N_SYNC_MNGR_OBJS_SOB_OBJ_0 - \
+	 mmSYNC_MNGR_E_N_SYNC_MNGR_OBJS_SOB_OBJ_0)
+#define NUM_OF_MME_ENGINES			2
+#define NUM_OF_MME_SUB_ENGINES		2
+#define NUM_OF_TPC_ENGINES			8
+#define NUM_OF_DMA_ENGINES			8
+#define NUM_OF_QUEUES				5
+#define NUM_OF_STREAMS				4
+#define NUM_OF_FENCES				4
+
+
+#define GAUDI_CPU_PCI_MSB_ADDR(addr)	(((addr) & GENMASK_ULL(49, 39)) >> 39)
+#define GAUDI_PCI_TO_CPU_ADDR(addr)			\
+	do {						\
+		(addr) &= ~GENMASK_ULL(49, 39);		\
+		(addr) |= BIT_ULL(39);			\
+	} while (0)
+#define GAUDI_CPU_TO_PCI_ADDR(addr, extension)		\
+	do {						\
+		(addr) &= ~GENMASK_ULL(49, 39);		\
+		(addr) |= (u64) (extension) << 39;	\
+	} while (0)
+
+enum gaudi_dma_channels {
+	GAUDI_PCI_DMA_1,
+	GAUDI_PCI_DMA_2,
+	GAUDI_HBM_DMA_1,
+	GAUDI_HBM_DMA_2,
+	GAUDI_HBM_DMA_3,
+	GAUDI_HBM_DMA_4,
+	GAUDI_HBM_DMA_5,
+	GAUDI_HBM_DMA_6,
+	GAUDI_DMA_MAX
+};
+
+enum gaudi_tpc_mask {
+	GAUDI_TPC_MASK_TPC0 = 0x01,
+	GAUDI_TPC_MASK_TPC1 = 0x02,
+	GAUDI_TPC_MASK_TPC2 = 0x04,
+	GAUDI_TPC_MASK_TPC3 = 0x08,
+	GAUDI_TPC_MASK_TPC4 = 0x10,
+	GAUDI_TPC_MASK_TPC5 = 0x20,
+	GAUDI_TPC_MASK_TPC6 = 0x40,
+	GAUDI_TPC_MASK_TPC7 = 0x80,
+	GAUDI_TPC_MASK_ALL = 0xFF
+};
+
+enum gaudi_nic_mask {
+	GAUDI_NIC_MASK_NIC0 = 0x01,
+	GAUDI_NIC_MASK_NIC1 = 0x02,
+	GAUDI_NIC_MASK_NIC2 = 0x04,
+	GAUDI_NIC_MASK_NIC3 = 0x08,
+	GAUDI_NIC_MASK_NIC4 = 0x10,
+	GAUDI_NIC_MASK_NIC5 = 0x20,
+	GAUDI_NIC_MASK_NIC6 = 0x40,
+	GAUDI_NIC_MASK_NIC7 = 0x80,
+	GAUDI_NIC_MASK_NIC8 = 0x100,
+	GAUDI_NIC_MASK_NIC9 = 0x200,
+	GAUDI_NIC_MASK_ALL = 0x3FF
+};
+
+/*
+ * struct gaudi_hw_sob_group - H/W SOB group info.
+ * @hdev: habanalabs device structure.
+ * @kref: refcount of this SOB group. group will reset once refcount is zero.
+ * @base_sob_id: base sob id of this SOB group.
+ * @queue_id: id of the queue that waits on this sob group
+ */
+struct gaudi_hw_sob_group {
+	struct hl_device	*hdev;
+	struct kref		kref;
+	u32			base_sob_id;
+	u32			queue_id;
+};
+
+#define NUM_SOB_GROUPS (HL_RSVD_SOBS * QMAN_STREAMS)
+/**
+ * struct gaudi_collective_properties -
+ *     holds all SOB groups and queues info reserved for the collective
+ * @hw_sob_group: H/W SOB groups.
+ * @next_sob_group_val: the next value to use for the currently used SOB group.
+ * @curr_sob_group_idx: the index of the currently used SOB group.
+ * @mstr_sob_mask: pre-defined masks for collective master monitors
+ */
+struct gaudi_collective_properties {
+	struct gaudi_hw_sob_group hw_sob_group[NUM_SOB_GROUPS];
+	u16			next_sob_group_val[QMAN_STREAMS];
+	u8			curr_sob_group_idx[QMAN_STREAMS];
+	u8			mstr_sob_mask[HL_COLLECTIVE_RSVD_MSTR_MONS];
+};
+
+/**
+ * struct gaudi_internal_qman_info - Internal QMAN information.
+ * @pq_kernel_addr: Kernel address of the PQ memory area in the host.
+ * @pq_dma_addr: DMA address of the PQ memory area in the host.
+ * @pq_size: Size of allocated host memory for PQ.
+ */
+struct gaudi_internal_qman_info {
+	void		*pq_kernel_addr;
+	dma_addr_t	pq_dma_addr;
+	size_t		pq_size;
+};
+
+/**
+ * struct gaudi_device - ASIC specific manage structure.
+ * @cpucp_info_get: get information on device from CPU-CP
+ * @hw_queues_lock: protects the H/W queues from concurrent access.
+ * @internal_qmans: Internal QMANs information. The array size is larger than
+ *                  the actual number of internal queues because they are not in
+ *                  consecutive order.
+ * @hbm_bar_cur_addr: current address of HBM PCI bar.
+ * @events: array that holds all event id's
+ * @events_stat: array that holds histogram of all received events.
+ * @events_stat_aggregate: same as events_stat but doesn't get cleared on reset
+ * @hw_cap_initialized: This field contains a bit per H/W engine. When that
+ *                      engine is initialized, that bit is set by the driver to
+ *                      signal we can use this engine in later code paths.
+ *                      Each bit is cleared upon reset of its corresponding H/W
+ *                      engine.
+ * @mmu_cache_inv_pi: PI for MMU cache invalidation flow. The H/W expects an
+ *                    8-bit value so use u8.
+ */
+struct gaudi_device {
+	int (*cpucp_info_get)(struct hl_device *hdev);
+
+	/* TODO: remove hw_queues_lock after moving to scheduler code */
+	spinlock_t			hw_queues_lock;
+
+	struct gaudi_internal_qman_info	internal_qmans[GAUDI_QUEUE_ID_SIZE];
+
+	struct gaudi_collective_properties collective_props;
+
+	u64				hbm_bar_cur_addr;
+
+	u32				events[GAUDI_EVENT_SIZE];
+	u32				events_stat[GAUDI_EVENT_SIZE];
+	u32				events_stat_aggregate[GAUDI_EVENT_SIZE];
+	u32				hw_cap_initialized;
+	u8				mmu_cache_inv_pi;
+};
+
+void gaudi_init_security(struct hl_device *hdev);
+void gaudi_ack_protection_bits_errors(struct hl_device *hdev);
+int gaudi_debug_coresight(struct hl_device *hdev, struct hl_ctx *ctx, void *data);
+void gaudi_halt_coresight(struct hl_device *hdev, struct hl_ctx *ctx);
+void gaudi_mmu_prepare_reg(struct hl_device *hdev, u64 reg, u32 asid);
+
+#endif /* GAUDIP_H_ */