-/*-
-* BSD LICENSE
-*
-* Copyright (c) 2015-2016 Amazon.com, Inc. or its affiliates.
-* All rights reserved.
-*
-* Redistribution and use in source and binary forms, with or without
-* modification, are permitted provided that the following conditions
-* are met:
-*
-* * Redistributions of source code must retain the above copyright
-* notice, this list of conditions and the following disclaimer.
-* * Redistributions in binary form must reproduce the above copyright
-* notice, this list of conditions and the following disclaimer in
-* the documentation and/or other materials provided with the
-* distribution.
-* * Neither the name of copyright holder nor the names of its
-* contributors may be used to endorse or promote products derived
-* from this software without specific prior written permission.
-*
-* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright (c) 2015-2020 Amazon.com, Inc. or its affiliates.
+ * All rights reserved.
+ */
#ifndef DPDK_ENA_COM_ENA_PLAT_DPDK_H_
#define DPDK_ENA_COM_ENA_PLAT_DPDK_H_
#include <stdlib.h>
#include <pthread.h>
#include <stdint.h>
+#include <inttypes.h>
#include <string.h>
#include <errno.h>
#include <rte_atomic.h>
#include <rte_branch_prediction.h>
#include <rte_cycles.h>
+#include <rte_io.h>
#include <rte_log.h>
#include <rte_malloc.h>
#include <rte_memzone.h>
+#include <rte_prefetch.h>
#include <rte_spinlock.h>
#include <sys/time.h>
+#include <rte_memcpy.h>
typedef uint64_t u64;
typedef uint32_t u32;
typedef uint16_t u16;
typedef uint8_t u8;
+typedef struct rte_eth_dev ena_netdev;
typedef uint64_t dma_addr_t;
+
#ifndef ETIME
#define ETIME ETIMEDOUT
#endif
+#define ENA_PRIu64 PRIu64
#define ena_atomic32_t rte_atomic32_t
-#define ena_mem_handle_t void *
+#define ena_mem_handle_t const struct rte_memzone *
-#define SZ_256 (256)
-#define SZ_4K (4096)
+#define SZ_256 (256U)
+#define SZ_4K (4096U)
#define ENA_COM_OK 0
#define ENA_COM_NO_MEM -ENOMEM
#define ENA_COM_INVAL -EINVAL
#define ENA_COM_NO_SPACE -ENOSPC
#define ENA_COM_NO_DEVICE -ENODEV
-#define ENA_COM_PERMISSION -EPERM
#define ENA_COM_TIMER_EXPIRED -ETIME
#define ENA_COM_FAULT -EFAULT
+#define ENA_COM_TRY_AGAIN -EAGAIN
+#define ENA_COM_UNSUPPORTED -EOPNOTSUPP
+#define ENA_COM_EIO -EIO
#define ____cacheline_aligned __rte_cache_aligned
#define ENA_ABORT() abort()
-#define ENA_MSLEEP(x) rte_delay_ms(x)
-#define ENA_UDELAY(x) rte_delay_us(x)
+#define ENA_MSLEEP(x) rte_delay_us_sleep(x * 1000)
+#define ENA_USLEEP(x) rte_delay_us_sleep(x)
+#define ENA_UDELAY(x) rte_delay_us_block(x)
-#define memcpy_toio memcpy
+#define ENA_TOUCH(x) ((void)(x))
+/* Avoid nested declaration on arm64, as it may define rte_memcpy as memcpy. */
+#if defined(RTE_ARCH_X86)
+#undef memcpy
+#define memcpy rte_memcpy
+#endif
#define wmb rte_wmb
-#define rmb rte_wmb
+#define rmb rte_rmb
#define mb rte_mb
+#define mmiowb rte_io_wmb
#define __iomem
+#ifndef READ_ONCE
+#define READ_ONCE(var) (*((volatile typeof(var) *)(&(var))))
+#endif
+
+#define READ_ONCE8(var) READ_ONCE(var)
+#define READ_ONCE16(var) READ_ONCE(var)
+#define READ_ONCE32(var) READ_ONCE(var)
+
#define US_PER_S 1000000
-#define ENA_GET_SYSTEM_USECS() \
+#define ENA_GET_SYSTEM_USECS() \
(rte_get_timer_cycles() * US_PER_S / rte_get_timer_hz())
-#if RTE_LOG_LEVEL >= RTE_LOG_DEBUG
-#define ENA_ASSERT(cond, format, arg...) \
- do { \
- if (unlikely(!(cond))) { \
- RTE_LOG(ERR, PMD, format, ##arg); \
- rte_panic("line %d\tassert \"" #cond "\"" \
- "failed\n", __LINE__); \
- } \
- } while (0)
-#else
-#define ENA_ASSERT(cond, format, arg...) do {} while (0)
-#endif
+extern int ena_logtype_com;
-#define ENA_MAX32(x, y) RTE_MAX((x), (y))
-#define ENA_MAX16(x, y) RTE_MAX((x), (y))
-#define ENA_MAX8(x, y) RTE_MAX((x), (y))
-#define ENA_MIN32(x, y) RTE_MIN((x), (y))
-#define ENA_MIN16(x, y) RTE_MIN((x), (y))
-#define ENA_MIN8(x, y) RTE_MIN((x), (y))
+#define ENA_MAX_T(type, x, y) RTE_MAX((type)(x), (type)(y))
+#define ENA_MAX32(x, y) ENA_MAX_T(uint32_t, (x), (y))
+#define ENA_MAX16(x, y) ENA_MAX_T(uint16_t, (x), (y))
+#define ENA_MAX8(x, y) ENA_MAX_T(uint8_t, (x), (y))
+#define ENA_MIN_T(type, x, y) RTE_MIN((type)(x), (type)(y))
+#define ENA_MIN32(x, y) ENA_MIN_T(uint32_t, (x), (y))
+#define ENA_MIN16(x, y) ENA_MIN_T(uint16_t, (x), (y))
+#define ENA_MIN8(x, y) ENA_MIN_T(uint8_t, (x), (y))
+#define BITS_PER_LONG_LONG (__SIZEOF_LONG_LONG__ * 8)
#define U64_C(x) x ## ULL
#define BIT(nr) (1UL << (nr))
#define BITS_PER_LONG (__SIZEOF_LONG__ * 8)
#define GENMASK(h, l) (((~0UL) << (l)) & (~0UL >> (BITS_PER_LONG - 1 - (h))))
-#define GENMASK_ULL(h, l) (((U64_C(1) << ((h) - (l) + 1)) - 1) << (l))
+#define GENMASK_ULL(h, l) (((~0ULL) - (1ULL << (l)) + 1) & \
+ (~0ULL >> (BITS_PER_LONG_LONG - 1 - (h))))
#ifdef RTE_LIBRTE_ENA_COM_DEBUG
-#define ena_trc_dbg(format, arg...) \
- RTE_LOG(DEBUG, PMD, "[ENA_COM: %s] " format, __func__, ##arg)
-#define ena_trc_info(format, arg...) \
- RTE_LOG(INFO, PMD, "[ENA_COM: %s] " format, __func__, ##arg)
-#define ena_trc_warn(format, arg...) \
- RTE_LOG(ERR, PMD, "[ENA_COM: %s] " format, __func__, ##arg)
-#define ena_trc_err(format, arg...) \
- RTE_LOG(ERR, PMD, "[ENA_COM: %s] " format, __func__, ##arg)
+#define ena_trc_log(dev, level, fmt, arg...) \
+ ( \
+ ENA_TOUCH(dev), \
+ rte_log(RTE_LOG_ ## level, ena_logtype_com, \
+ "[ENA_COM: %s]" fmt, __func__, ##arg) \
+ )
+
+#define ena_trc_dbg(dev, format, arg...) ena_trc_log(dev, DEBUG, format, ##arg)
+#define ena_trc_info(dev, format, arg...) ena_trc_log(dev, INFO, format, ##arg)
+#define ena_trc_warn(dev, format, arg...) \
+ ena_trc_log(dev, WARNING, format, ##arg)
+#define ena_trc_err(dev, format, arg...) ena_trc_log(dev, ERR, format, ##arg)
#else
-#define ena_trc_dbg(format, arg...) do { } while (0)
-#define ena_trc_info(format, arg...) do { } while (0)
-#define ena_trc_warn(format, arg...) do { } while (0)
-#define ena_trc_err(format, arg...) do { } while (0)
+#define ena_trc_dbg(dev, format, arg...) ENA_TOUCH(dev)
+#define ena_trc_info(dev, format, arg...) ENA_TOUCH(dev)
+#define ena_trc_warn(dev, format, arg...) ENA_TOUCH(dev)
+#define ena_trc_err(dev, format, arg...) ENA_TOUCH(dev)
#endif /* RTE_LIBRTE_ENA_COM_DEBUG */
+#define ENA_WARN(cond, dev, format, arg...) \
+ do { \
+ if (unlikely(cond)) { \
+ ena_trc_err(dev, \
+ "Warn failed on %s:%s:%d:" format, \
+ __FILE__, __func__, __LINE__, ##arg); \
+ } \
+ } while (0)
+
/* Spinlock related methods */
#define ena_spinlock_t rte_spinlock_t
-#define ENA_SPINLOCK_INIT(spinlock) rte_spinlock_init(&spinlock)
-#define ENA_SPINLOCK_LOCK(spinlock, flags) \
- ({(void)flags; rte_spinlock_lock(&spinlock); })
-#define ENA_SPINLOCK_UNLOCK(spinlock, flags) \
+#define ENA_SPINLOCK_INIT(spinlock) rte_spinlock_init(&(spinlock))
+#define ENA_SPINLOCK_LOCK(spinlock, flags) \
+ ({(void)flags; rte_spinlock_lock(&(spinlock)); })
+#define ENA_SPINLOCK_UNLOCK(spinlock, flags) \
({(void)flags; rte_spinlock_unlock(&(spinlock)); })
-
-#define q_waitqueue_t \
- struct { \
- pthread_cond_t cond; \
- pthread_mutex_t mutex; \
- }
-
-#define ena_wait_queue_t q_waitqueue_t
-
-#define ENA_WAIT_EVENT_INIT(waitqueue) \
- do { \
- pthread_mutex_init(&(waitqueue).mutex, NULL); \
- pthread_cond_init(&(waitqueue).cond, NULL); \
+#define ENA_SPINLOCK_DESTROY(spinlock) ((void)(spinlock))
+
+typedef struct {
+ pthread_cond_t cond;
+ pthread_mutex_t mutex;
+ uint8_t flag;
+} ena_wait_event_t;
+
+#define ENA_WAIT_EVENT_INIT(waitevent) \
+ do { \
+ ena_wait_event_t *_we = &(waitevent); \
+ pthread_mutex_init(&_we->mutex, NULL); \
+ pthread_cond_init(&_we->cond, NULL); \
+ _we->flag = 0; \
} while (0)
-#define ENA_WAIT_EVENT_WAIT(waitevent, timeout) \
- do { \
- struct timespec wait; \
- struct timeval now; \
- unsigned long timeout_us; \
- gettimeofday(&now, NULL); \
- wait.tv_sec = now.tv_sec + timeout / 1000000UL; \
- timeout_us = timeout % 1000000UL; \
- wait.tv_nsec = (now.tv_usec + timeout_us) * 1000UL; \
- pthread_mutex_lock(&waitevent.mutex); \
- pthread_cond_timedwait(&waitevent.cond, \
- &waitevent.mutex, &wait); \
- pthread_mutex_unlock(&waitevent.mutex); \
+#define ENA_WAIT_EVENT_WAIT(waitevent, timeout) \
+ do { \
+ ena_wait_event_t *_we = &(waitevent); \
+ typeof(timeout) _tmo = (timeout); \
+ int ret = 0; \
+ struct timespec wait; \
+ struct timeval now; \
+ unsigned long timeout_us; \
+ gettimeofday(&now, NULL); \
+ wait.tv_sec = now.tv_sec + _tmo / 1000000UL; \
+ timeout_us = _tmo % 1000000UL; \
+ wait.tv_nsec = (now.tv_usec + timeout_us) * 1000UL; \
+ pthread_mutex_lock(&_we->mutex); \
+ while (ret == 0 && !_we->flag) { \
+ ret = pthread_cond_timedwait(&_we->cond, \
+ &_we->mutex, &wait); \
+ } \
+ /* Asserts only if not working on ena_wait_event_t */ \
+ if (unlikely(ret != 0 && ret != ETIMEDOUT)) \
+ ena_trc_err(NULL, \
+ "Invalid wait event. pthread ret: %d\n", ret); \
+ else if (unlikely(ret == ETIMEDOUT)) \
+ ena_trc_err(NULL, \
+ "Timeout waiting for " #waitevent "\n"); \
+ _we->flag = 0; \
+ pthread_mutex_unlock(&_we->mutex); \
+ } while (0)
+#define ENA_WAIT_EVENT_SIGNAL(waitevent) \
+ do { \
+ ena_wait_event_t *_we = &(waitevent); \
+ pthread_mutex_lock(&_we->mutex); \
+ _we->flag = 1; \
+ pthread_cond_signal(&_we->cond); \
+ pthread_mutex_unlock(&_we->mutex); \
} while (0)
-#define ENA_WAIT_EVENT_SIGNAL(waitevent) pthread_cond_signal(&waitevent.cond)
/* pthread condition doesn't need to be rearmed after usage */
#define ENA_WAIT_EVENT_CLEAR(...)
+#define ENA_WAIT_EVENT_DESTROY(waitevent) ((void)(waitevent))
-#define ena_wait_event_t ena_wait_queue_t
#define ENA_MIGHT_SLEEP()
-#define ENA_MEM_ALLOC_COHERENT(dmadev, size, virt, phys, handle) \
- do { \
- const struct rte_memzone *mz; \
- char z_name[RTE_MEMZONE_NAMESIZE]; \
- (void)dmadev; (void)handle; \
- snprintf(z_name, sizeof(z_name), \
- "ena_alloc_%d", ena_alloc_cnt++); \
- mz = rte_memzone_reserve(z_name, size, SOCKET_ID_ANY, 0); \
- virt = mz->addr; \
- phys = mz->phys_addr; \
+#define ena_time_t uint64_t
+#define ENA_TIME_EXPIRE(timeout) (timeout < rte_get_timer_cycles())
+#define ENA_GET_SYSTEM_TIMEOUT(timeout_us) \
+ ((timeout_us) * rte_get_timer_hz() / 1000000 + rte_get_timer_cycles())
+
+/*
+ * Each rte_memzone should have unique name.
+ * To satisfy it, count number of allocations and add it to name.
+ */
+extern rte_atomic64_t ena_alloc_cnt;
+
+#define ENA_MEM_ALLOC_COHERENT_ALIGNED( \
+ dmadev, size, virt, phys, mem_handle, alignment) \
+ do { \
+ const struct rte_memzone *mz = NULL; \
+ ENA_TOUCH(dmadev); \
+ if ((size) > 0) { \
+ char z_name[RTE_MEMZONE_NAMESIZE]; \
+ snprintf(z_name, sizeof(z_name), \
+ "ena_alloc_%" PRIi64 "", \
+ rte_atomic64_add_return(&ena_alloc_cnt, 1)); \
+ mz = rte_memzone_reserve_aligned(z_name, (size), \
+ SOCKET_ID_ANY, RTE_MEMZONE_IOVA_CONTIG,\
+ alignment); \
+ mem_handle = mz; \
+ } \
+ if (mz == NULL) { \
+ virt = NULL; \
+ phys = 0; \
+ } else { \
+ memset(mz->addr, 0, (size)); \
+ virt = mz->addr; \
+ phys = mz->iova; \
+ } \
+ } while (0)
+#define ENA_MEM_ALLOC_COHERENT(dmadev, size, virt, phys, mem_handle) \
+ ENA_MEM_ALLOC_COHERENT_ALIGNED(dmadev, size, virt, phys, \
+ mem_handle, RTE_CACHE_LINE_SIZE)
+#define ENA_MEM_FREE_COHERENT(dmadev, size, virt, phys, mem_handle) \
+ ({ ENA_TOUCH(size); ENA_TOUCH(phys); ENA_TOUCH(dmadev); \
+ rte_memzone_free(mem_handle); })
+
+#define ENA_MEM_ALLOC_COHERENT_NODE_ALIGNED( \
+ dmadev, size, virt, phys, mem_handle, node, dev_node, alignment) \
+ do { \
+ const struct rte_memzone *mz = NULL; \
+ ENA_TOUCH(dmadev); ENA_TOUCH(dev_node); \
+ if ((size) > 0) { \
+ char z_name[RTE_MEMZONE_NAMESIZE]; \
+ snprintf(z_name, sizeof(z_name), \
+ "ena_alloc_%" PRIi64 "", \
+ rte_atomic64_add_return(&ena_alloc_cnt, 1)); \
+ mz = rte_memzone_reserve_aligned(z_name, (size), \
+ node, RTE_MEMZONE_IOVA_CONTIG, alignment); \
+ mem_handle = mz; \
+ } \
+ if (mz == NULL) { \
+ virt = NULL; \
+ phys = 0; \
+ } else { \
+ memset(mz->addr, 0, (size)); \
+ virt = mz->addr; \
+ phys = mz->iova; \
+ } \
+ } while (0)
+#define ENA_MEM_ALLOC_COHERENT_NODE( \
+ dmadev, size, virt, phys, mem_handle, node, dev_node) \
+ ENA_MEM_ALLOC_COHERENT_NODE_ALIGNED(dmadev, size, virt, phys, \
+ mem_handle, node, dev_node, RTE_CACHE_LINE_SIZE)
+#define ENA_MEM_ALLOC_NODE(dmadev, size, virt, node, dev_node) \
+ do { \
+ ENA_TOUCH(dmadev); ENA_TOUCH(dev_node); \
+ virt = rte_zmalloc_socket(NULL, size, 0, node); \
} while (0)
-#define ENA_MEM_FREE_COHERENT(dmadev, size, virt, phys, handle) \
- ({(void)size; rte_free(virt); })
-#define ENA_MEM_ALLOC(dmadev, size) rte_zmalloc(NULL, size, 1)
-#define ENA_MEM_FREE(dmadev, ptr) ({(void)dmadev; rte_free(ptr); })
-static inline void writel(u32 value, volatile void *addr)
-{
- *(volatile u32 *)addr = value;
-}
+#define ENA_MEM_ALLOC(dmadev, size) rte_zmalloc(NULL, size, 1)
+#define ENA_MEM_FREE(dmadev, ptr, size) \
+ ({ ENA_TOUCH(dmadev); ENA_TOUCH(size); rte_free(ptr); })
-static inline u32 readl(const volatile void *addr)
-{
- return *(const volatile u32 *)addr;
-}
+#define ENA_DB_SYNC(mem_handle) ((void)mem_handle)
-#define ENA_REG_WRITE32(value, reg) writel((value), (reg))
-#define ENA_REG_READ32(reg) readl((reg))
+#define ENA_REG_WRITE32(bus, value, reg) \
+ ({ (void)(bus); rte_write32((value), (reg)); })
+#define ENA_REG_WRITE32_RELAXED(bus, value, reg) \
+ ({ (void)(bus); rte_write32_relaxed((value), (reg)); })
+#define ENA_REG_READ32(bus, reg) \
+ ({ (void)(bus); rte_read32_relaxed((reg)); })
#define ATOMIC32_INC(i32_ptr) rte_atomic32_inc(i32_ptr)
#define ATOMIC32_DEC(i32_ptr) rte_atomic32_dec(i32_ptr)
#define msleep(x) rte_delay_us(x * 1000)
#define udelay(x) rte_delay_us(x)
+#define dma_rmb() rmb()
+
#define MAX_ERRNO 4095
#define IS_ERR(x) (((unsigned long)x) >= (unsigned long)-MAX_ERRNO)
#define ERR_PTR(error) ((void *)(long)error)
#define PTR_ERR(error) ((long)(void *)error)
#define might_sleep()
+#define prefetch(x) rte_prefetch0(x)
+#define prefetchw(x) rte_prefetch0_write(x)
+
+#define lower_32_bits(x) ((uint32_t)(x))
+#define upper_32_bits(x) ((uint32_t)(((x) >> 16) >> 16))
+
+#define ENA_TIME_EXPIRE(timeout) (timeout < rte_get_timer_cycles())
+#define ENA_GET_SYSTEM_TIMEOUT(timeout_us) \
+ ((timeout_us) * rte_get_timer_hz() / 1000000 + rte_get_timer_cycles())
+#define ENA_WAIT_EVENTS_DESTROY(admin_queue) ((void)(admin_queue))
+
+/* The size must be 8 byte align */
+#define ENA_MEMCPY_TO_DEVICE_64(dst, src, size) \
+ do { \
+ int count, i; \
+ uint64_t *to = (uint64_t *)(dst); \
+ const uint64_t *from = (const uint64_t *)(src); \
+ count = (size) / 8; \
+ for (i = 0; i < count; i++, from++, to++) \
+ rte_write64_relaxed(*from, to); \
+ } while(0)
+
+#define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
+
+#define ENA_FFS(x) ffs(x)
+
+void ena_rss_key_fill(void *key, size_t size);
+
+#define ENA_RSS_FILL_KEY(key, size) ena_rss_key_fill(key, size)
+
+#define ENA_INTR_INITIAL_TX_INTERVAL_USECS_PLAT 0
+
+#include "ena_includes.h"
#endif /* DPDK_ENA_COM_ENA_PLAT_DPDK_H_ */
git.droids-corp.org / dpdk.git / blobdiff