-/*
- * Copyright (c) 2016 QLogic Corporation.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright (c) 2016 - 2018 Cavium Inc.
* All rights reserved.
- * www.qlogic.com
- *
- * See LICENSE.qede_pmd for copyright and licensing details.
+ * www.cavium.com
*/
#include "bcm_osal.h"
#define ECORE_BAR_ACQUIRE_TIMEOUT 1000
/* Invalid values */
-#define ECORE_BAR_INVALID_OFFSET -1
+#define ECORE_BAR_INVALID_OFFSET (OSAL_CPU_TO_LE32(-1))
struct ecore_ptt {
osal_list_entry_t list_entry;
unsigned int idx;
struct pxp_ptt_entry pxp;
+ u8 hwfn_id;
};
struct ecore_ptt_pool {
osal_list_t free_list;
- osal_spinlock_t lock;
+ osal_spinlock_t lock; /* ptt synchronized access */
struct ecore_ptt ptts[PXP_EXTERNAL_BAR_PF_WINDOW_NUM];
};
+void __ecore_ptt_pool_free(struct ecore_hwfn *p_hwfn)
+{
+ OSAL_FREE(p_hwfn->p_dev, p_hwfn->p_ptt_pool);
+ p_hwfn->p_ptt_pool = OSAL_NULL;
+}
+
enum _ecore_status_t ecore_ptt_pool_alloc(struct ecore_hwfn *p_hwfn)
{
- struct ecore_ptt_pool *p_pool;
+ struct ecore_ptt_pool *p_pool = OSAL_ALLOC(p_hwfn->p_dev,
+ GFP_KERNEL,
+ sizeof(*p_pool));
int i;
- p_pool = OSAL_ALLOC(p_hwfn->p_dev, GFP_KERNEL,
- sizeof(struct ecore_ptt_pool));
if (!p_pool)
return ECORE_NOMEM;
p_pool->ptts[i].idx = i;
p_pool->ptts[i].pxp.offset = ECORE_BAR_INVALID_OFFSET;
p_pool->ptts[i].pxp.pretend.control = 0;
+ p_pool->ptts[i].hwfn_id = p_hwfn->my_id;
/* There are special PTT entries that are taken only by design.
* The rest are added ot the list for general usage.
}
p_hwfn->p_ptt_pool = p_pool;
- OSAL_SPIN_LOCK_ALLOC(p_hwfn, &p_pool->lock);
+#ifdef CONFIG_ECORE_LOCK_ALLOC
+ if (OSAL_SPIN_LOCK_ALLOC(p_hwfn, &p_pool->lock)) {
+ __ecore_ptt_pool_free(p_hwfn);
+ return ECORE_NOMEM;
+ }
+#endif
OSAL_SPIN_LOCK_INIT(&p_pool->lock);
-
return ECORE_SUCCESS;
}
void ecore_ptt_pool_free(struct ecore_hwfn *p_hwfn)
{
+#ifdef CONFIG_ECORE_LOCK_ALLOC
if (p_hwfn->p_ptt_pool)
OSAL_SPIN_LOCK_DEALLOC(&p_hwfn->p_ptt_pool->lock);
- OSAL_FREE(p_hwfn->p_dev, p_hwfn->p_ptt_pool);
- p_hwfn->p_ptt_pool = OSAL_NULL;
+#endif
+ __ecore_ptt_pool_free(p_hwfn);
}
struct ecore_ptt *ecore_ptt_acquire(struct ecore_hwfn *p_hwfn)
/* Take the free PTT from the list */
for (i = 0; i < ECORE_BAR_ACQUIRE_TIMEOUT; i++) {
OSAL_SPIN_LOCK(&p_hwfn->p_ptt_pool->lock);
- if (!OSAL_LIST_IS_EMPTY(&p_hwfn->p_ptt_pool->free_list))
- break;
- OSAL_SPIN_UNLOCK(&p_hwfn->p_ptt_pool->lock);
- OSAL_MSLEEP(1);
- }
+ if (!OSAL_LIST_IS_EMPTY(&p_hwfn->p_ptt_pool->free_list)) {
+ p_ptt = OSAL_LIST_FIRST_ENTRY(
+ &p_hwfn->p_ptt_pool->free_list,
+ struct ecore_ptt, list_entry);
+ OSAL_LIST_REMOVE_ENTRY(&p_ptt->list_entry,
+ &p_hwfn->p_ptt_pool->free_list);
- /* We should not time-out, but it can happen... --> Lock isn't held */
- if (i == ECORE_BAR_ACQUIRE_TIMEOUT) {
- DP_NOTICE(p_hwfn, true, "Failed to allocate PTT\n");
- return OSAL_NULL;
- }
+ OSAL_SPIN_UNLOCK(&p_hwfn->p_ptt_pool->lock);
- p_ptt = OSAL_LIST_FIRST_ENTRY(&p_hwfn->p_ptt_pool->free_list,
- struct ecore_ptt, list_entry);
- OSAL_LIST_REMOVE_ENTRY(&p_ptt->list_entry,
- &p_hwfn->p_ptt_pool->free_list);
- OSAL_SPIN_UNLOCK(&p_hwfn->p_ptt_pool->lock);
+ DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
+ "allocated ptt %d\n", p_ptt->idx);
+
+ return p_ptt;
+ }
- DP_VERBOSE(p_hwfn, ECORE_MSG_HW, "allocated ptt %d\n", p_ptt->idx);
+ OSAL_SPIN_UNLOCK(&p_hwfn->p_ptt_pool->lock);
+ OSAL_MSLEEP(1);
+ }
- return p_ptt;
+ DP_NOTICE(p_hwfn, true,
+ "PTT acquire timeout - failed to allocate PTT\n");
+ return OSAL_NULL;
}
void ecore_ptt_release(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
{
/* This PTT should not be set to pretend if it is being released */
+ /* TODO - add some pretend sanity checks, to make sure pretend
+ * isn't set on this ptt
+ */
OSAL_SPIN_LOCK(&p_hwfn->p_ptt_pool->lock);
OSAL_LIST_PUSH_HEAD(&p_ptt->list_entry, &p_hwfn->p_ptt_pool->free_list);
OSAL_SPIN_UNLOCK(&p_hwfn->p_ptt_pool->lock);
}
-u32 ecore_ptt_get_hw_addr(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
+static u32 ecore_ptt_get_hw_addr(struct ecore_ptt *p_ptt)
{
/* The HW is using DWORDS and we need to translate it to Bytes */
- return p_ptt->pxp.offset << 2;
+ return OSAL_LE32_TO_CPU(p_ptt->pxp.offset) << 2;
}
static u32 ecore_ptt_config_addr(struct ecore_ptt *p_ptt)
{
u32 prev_hw_addr;
- prev_hw_addr = ecore_ptt_get_hw_addr(p_hwfn, p_ptt);
+ prev_hw_addr = ecore_ptt_get_hw_addr(p_ptt);
if (new_hw_addr == prev_hw_addr)
return;
p_ptt->idx, new_hw_addr);
/* The HW is using DWORDS and the address is in Bytes */
- p_ptt->pxp.offset = new_hw_addr >> 2;
+ p_ptt->pxp.offset = OSAL_CPU_TO_LE32(new_hw_addr >> 2);
REG_WR(p_hwfn,
ecore_ptt_config_addr(p_ptt) +
- OFFSETOF(struct pxp_ptt_entry, offset), p_ptt->pxp.offset);
+ OFFSETOF(struct pxp_ptt_entry, offset),
+ OSAL_LE32_TO_CPU(p_ptt->pxp.offset));
}
static u32 ecore_set_ptt(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt, u32 hw_addr)
{
- u32 win_hw_addr = ecore_ptt_get_hw_addr(p_hwfn, p_ptt);
+ u32 win_hw_addr = ecore_ptt_get_hw_addr(p_ptt);
u32 offset;
offset = hw_addr - win_hw_addr;
+ if (p_ptt->hwfn_id != p_hwfn->my_id)
+ DP_NOTICE(p_hwfn, true,
+ "ptt[%d] of hwfn[%02x] is used by hwfn[%02x]!\n",
+ p_ptt->idx, p_ptt->hwfn_id, p_hwfn->my_id);
+
/* Verify the address is within the window */
if (hw_addr < win_hw_addr ||
offset >= PXP_EXTERNAL_BAR_PF_WINDOW_SINGLE_SIZE) {
return &p_hwfn->p_ptt_pool->ptts[ptt_idx];
}
+static bool ecore_is_reg_fifo_empty(struct ecore_hwfn *p_hwfn,
+ struct ecore_ptt *p_ptt)
+{
+ bool is_empty = true;
+ u32 bar_addr;
+
+ if (!p_hwfn->p_dev->chk_reg_fifo)
+ goto out;
+
+ /* ecore_rd() cannot be used here since it calls this function */
+ bar_addr = ecore_set_ptt(p_hwfn, p_ptt, GRC_REG_TRACE_FIFO_VALID_DATA);
+ is_empty = REG_RD(p_hwfn, bar_addr) == 0;
+
+#ifndef ASIC_ONLY
+ if (CHIP_REV_IS_SLOW(p_hwfn->p_dev))
+ OSAL_UDELAY(100);
+#endif
+
+out:
+ return is_empty;
+}
+
void ecore_wr(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt, u32 hw_addr, u32 val)
{
- u32 bar_addr = ecore_set_ptt(p_hwfn, p_ptt, hw_addr);
+ bool prev_fifo_err;
+ u32 bar_addr;
+ prev_fifo_err = !ecore_is_reg_fifo_empty(p_hwfn, p_ptt);
+
+ bar_addr = ecore_set_ptt(p_hwfn, p_ptt, hw_addr);
REG_WR(p_hwfn, bar_addr, val);
DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
"bar_addr 0x%x, hw_addr 0x%x, val 0x%x\n",
if (CHIP_REV_IS_SLOW(p_hwfn->p_dev))
OSAL_UDELAY(100);
#endif
+
+ OSAL_WARN(!prev_fifo_err && !ecore_is_reg_fifo_empty(p_hwfn, p_ptt),
+ "reg_fifo err was caused by a call to ecore_wr(0x%x, 0x%x)\n",
+ hw_addr, val);
}
u32 ecore_rd(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, u32 hw_addr)
{
- u32 bar_addr = ecore_set_ptt(p_hwfn, p_ptt, hw_addr);
- u32 val = REG_RD(p_hwfn, bar_addr);
+ bool prev_fifo_err;
+ u32 bar_addr, val;
+
+ prev_fifo_err = !ecore_is_reg_fifo_empty(p_hwfn, p_ptt);
+
+ bar_addr = ecore_set_ptt(p_hwfn, p_ptt, hw_addr);
+ val = REG_RD(p_hwfn, bar_addr);
DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
"bar_addr 0x%x, hw_addr 0x%x, val 0x%x\n",
OSAL_UDELAY(100);
#endif
+ OSAL_WARN(!prev_fifo_err && !ecore_is_reg_fifo_empty(p_hwfn, p_ptt),
+ "reg_fifo error was caused by a call to ecore_rd(0x%x)\n",
+ hw_addr);
+
return val;
}
void ecore_fid_pretend(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt, u16 fid)
{
- void *p_pretend;
u16 control = 0;
SET_FIELD(control, PXP_PRETEND_CMD_IS_CONCRETE, 1);
SET_FIELD(control, PXP_PRETEND_CMD_PRETEND_FUNCTION, 1);
- /* Every pretend undos prev pretends, including previous port pretend */
+/* Every pretend undos prev pretends, including previous port pretend */
+
SET_FIELD(control, PXP_PRETEND_CMD_PORT, 0);
SET_FIELD(control, PXP_PRETEND_CMD_USE_PORT, 0);
SET_FIELD(control, PXP_PRETEND_CMD_PRETEND_PORT, 1);
- p_ptt->pxp.pretend.control = OSAL_CPU_TO_LE16(control);
if (!GET_FIELD(fid, PXP_CONCRETE_FID_VFVALID))
fid = GET_FIELD(fid, PXP_CONCRETE_FID_PFID);
+ p_ptt->pxp.pretend.control = OSAL_CPU_TO_LE16(control);
p_ptt->pxp.pretend.fid.concrete_fid.fid = OSAL_CPU_TO_LE16(fid);
- p_pretend = &p_ptt->pxp.pretend;
REG_WR(p_hwfn,
ecore_ptt_config_addr(p_ptt) +
- OFFSETOF(struct pxp_ptt_entry, pretend), *(u32 *)p_pretend);
+ OFFSETOF(struct pxp_ptt_entry, pretend),
+ *(u32 *)&p_ptt->pxp.pretend);
}
void ecore_port_pretend(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt, u8 port_id)
{
- void *p_pretend;
u16 control = 0;
SET_FIELD(control, PXP_PRETEND_CMD_PORT, port_id);
SET_FIELD(control, PXP_PRETEND_CMD_USE_PORT, 1);
SET_FIELD(control, PXP_PRETEND_CMD_PRETEND_PORT, 1);
- p_ptt->pxp.pretend.control = control;
+ p_ptt->pxp.pretend.control = OSAL_CPU_TO_LE16(control);
- p_pretend = &p_ptt->pxp.pretend;
REG_WR(p_hwfn,
ecore_ptt_config_addr(p_ptt) +
- OFFSETOF(struct pxp_ptt_entry, pretend), *(u32 *)p_pretend);
+ OFFSETOF(struct pxp_ptt_entry, pretend),
+ *(u32 *)&p_ptt->pxp.pretend);
}
void ecore_port_unpretend(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
{
- void *p_pretend;
u16 control = 0;
SET_FIELD(control, PXP_PRETEND_CMD_PORT, 0);
SET_FIELD(control, PXP_PRETEND_CMD_USE_PORT, 0);
SET_FIELD(control, PXP_PRETEND_CMD_PRETEND_PORT, 1);
- p_ptt->pxp.pretend.control = control;
- p_pretend = &p_ptt->pxp.pretend;
+ p_ptt->pxp.pretend.control = OSAL_CPU_TO_LE16(control);
+
+ REG_WR(p_hwfn,
+ ecore_ptt_config_addr(p_ptt) +
+ OFFSETOF(struct pxp_ptt_entry, pretend),
+ *(u32 *)&p_ptt->pxp.pretend);
+}
+
+void ecore_port_fid_pretend(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
+ u8 port_id, u16 fid)
+{
+ u16 control = 0;
+
+ SET_FIELD(control, PXP_PRETEND_CMD_PORT, port_id);
+ SET_FIELD(control, PXP_PRETEND_CMD_USE_PORT, 1);
+ SET_FIELD(control, PXP_PRETEND_CMD_PRETEND_PORT, 1);
+
+ SET_FIELD(control, PXP_PRETEND_CMD_IS_CONCRETE, 1);
+ SET_FIELD(control, PXP_PRETEND_CMD_PRETEND_FUNCTION, 1);
+
+ if (!GET_FIELD(fid, PXP_CONCRETE_FID_VFVALID))
+ fid = GET_FIELD(fid, PXP_CONCRETE_FID_PFID);
+
+ p_ptt->pxp.pretend.control = OSAL_CPU_TO_LE16(control);
+ p_ptt->pxp.pretend.fid.concrete_fid.fid = OSAL_CPU_TO_LE16(fid);
+
REG_WR(p_hwfn,
ecore_ptt_config_addr(p_ptt) +
- OFFSETOF(struct pxp_ptt_entry, pretend), *(u32 *)p_pretend);
+ OFFSETOF(struct pxp_ptt_entry, pretend),
+ *(u32 *)&p_ptt->pxp.pretend);
}
u32 ecore_vfid_to_concrete(struct ecore_hwfn *p_hwfn, u8 vfid)
{
OSAL_BUILD_BUG_ON((DMAE_REG_GO_C31 - DMAE_REG_GO_C0) != 31 * 4);
- return DMAE_REG_GO_C0 + idx * 4;
+ /* All the DMAE 'go' registers form an array in internal memory */
+ return DMAE_REG_GO_C0 + (idx << 2);
}
-static enum _ecore_status_t
-ecore_dmae_post_command(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
+static enum _ecore_status_t ecore_dmae_post_command(struct ecore_hwfn *p_hwfn,
+ struct ecore_ptt *p_ptt)
{
struct dmae_cmd *p_command = p_hwfn->dmae_info.p_dmae_cmd;
- enum _ecore_status_t ecore_status = ECORE_SUCCESS;
u8 idx_cmd = p_hwfn->dmae_info.channel, i;
+ enum _ecore_status_t ecore_status = ECORE_SUCCESS;
/* verify address is not OSAL_NULL */
if ((((!p_command->dst_addr_lo) && (!p_command->dst_addr_hi)) ||
"source or destination address 0 idx_cmd=%d\n"
"opcode = [0x%08x,0x%04x] len=0x%x"
" src=0x%x:%x dst=0x%x:%x\n",
- idx_cmd, (u32)p_command->opcode,
- (u16)p_command->opcode_b,
- (int)p_command->length,
- (int)p_command->src_addr_hi,
- (int)p_command->src_addr_lo,
- (int)p_command->dst_addr_hi,
- (int)p_command->dst_addr_lo);
+ idx_cmd,
+ OSAL_LE32_TO_CPU(p_command->opcode),
+ OSAL_LE16_TO_CPU(p_command->opcode_b),
+ OSAL_LE16_TO_CPU(p_command->length_dw),
+ OSAL_LE32_TO_CPU(p_command->src_addr_hi),
+ OSAL_LE32_TO_CPU(p_command->src_addr_lo),
+ OSAL_LE32_TO_CPU(p_command->dst_addr_hi),
+ OSAL_LE32_TO_CPU(p_command->dst_addr_lo));
return ECORE_INVAL;
}
DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
"Posting DMAE command [idx %d]: opcode = [0x%08x,0x%04x]"
"len=0x%x src=0x%x:%x dst=0x%x:%x\n",
- idx_cmd, (u32)p_command->opcode,
- (u16)p_command->opcode_b,
- (int)p_command->length,
- (int)p_command->src_addr_hi,
- (int)p_command->src_addr_lo,
- (int)p_command->dst_addr_hi, (int)p_command->dst_addr_lo);
+ idx_cmd,
+ OSAL_LE32_TO_CPU(p_command->opcode),
+ OSAL_LE16_TO_CPU(p_command->opcode_b),
+ OSAL_LE16_TO_CPU(p_command->length_dw),
+ OSAL_LE32_TO_CPU(p_command->src_addr_hi),
+ OSAL_LE32_TO_CPU(p_command->src_addr_lo),
+ OSAL_LE32_TO_CPU(p_command->dst_addr_hi),
+ OSAL_LE32_TO_CPU(p_command->dst_addr_lo));
/* Copy the command to DMAE - need to do it before every call
* for source/dest address no reset.
*p_comp = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev, p_addr, sizeof(u32));
if (*p_comp == OSAL_NULL) {
- DP_NOTICE(p_hwfn, true,
+ DP_NOTICE(p_hwfn, false,
"Failed to allocate `p_completion_word'\n");
- ecore_dmae_info_free(p_hwfn);
- return ECORE_NOMEM;
+ goto err;
}
p_addr = &p_hwfn->dmae_info.dmae_cmd_phys_addr;
*p_cmd = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev, p_addr,
sizeof(struct dmae_cmd));
if (*p_cmd == OSAL_NULL) {
- DP_NOTICE(p_hwfn, true,
+ DP_NOTICE(p_hwfn, false,
"Failed to allocate `struct dmae_cmd'\n");
- ecore_dmae_info_free(p_hwfn);
- return ECORE_NOMEM;
+ goto err;
}
p_addr = &p_hwfn->dmae_info.intermediate_buffer_phys_addr;
*p_buff = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev, p_addr,
sizeof(u32) * DMAE_MAX_RW_SIZE);
if (*p_buff == OSAL_NULL) {
- DP_NOTICE(p_hwfn, true,
+ DP_NOTICE(p_hwfn, false,
"Failed to allocate `intermediate_buffer'\n");
- ecore_dmae_info_free(p_hwfn);
- return ECORE_NOMEM;
+ goto err;
}
- /* DMAE_E4_TODO : Need to change this to reflect proper channel */
- p_hwfn->dmae_info.channel = p_hwfn->rel_pf_id;
+ p_hwfn->dmae_info.channel = p_hwfn->rel_pf_id;
+ p_hwfn->dmae_info.b_mem_ready = true;
return ECORE_SUCCESS;
+err:
+ ecore_dmae_info_free(p_hwfn);
+ return ECORE_NOMEM;
}
void ecore_dmae_info_free(struct ecore_hwfn *p_hwfn)
{
dma_addr_t p_phys;
- /* Just make sure no one is in the middle */
- OSAL_MUTEX_ACQUIRE(&p_hwfn->dmae_info.mutex);
+ OSAL_SPIN_LOCK(&p_hwfn->dmae_info.lock);
+ p_hwfn->dmae_info.b_mem_ready = false;
+ OSAL_SPIN_UNLOCK(&p_hwfn->dmae_info.lock);
if (p_hwfn->dmae_info.p_completion_word != OSAL_NULL) {
p_phys = p_hwfn->dmae_info.completion_word_phys_addr;
p_phys, sizeof(u32) * DMAE_MAX_RW_SIZE);
p_hwfn->dmae_info.p_intermediate_buffer = OSAL_NULL;
}
-
- OSAL_MUTEX_RELEASE(&p_hwfn->dmae_info.mutex);
}
static enum _ecore_status_t ecore_dmae_operation_wait(struct ecore_hwfn *p_hwfn)
{
- enum _ecore_status_t ecore_status = ECORE_SUCCESS;
u32 wait_cnt_limit = 10000, wait_cnt = 0;
+ enum _ecore_status_t ecore_status = ECORE_SUCCESS;
#ifndef ASIC_ONLY
u32 factor = (CHIP_REV_IS_EMUL(p_hwfn->p_dev) ?
*/
OSAL_BARRIER(p_hwfn->p_dev);
while (*p_hwfn->dmae_info.p_completion_word != DMAE_COMPLETION_VAL) {
- /* DMAE_E4_TODO : using OSAL_MSLEEP instead of mm_wait since mm
- * functions are getting depriciated. Need to review for future.
- */
OSAL_UDELAY(DMAE_MIN_WAIT_TIME);
if (++wait_cnt > wait_cnt_limit) {
DP_NOTICE(p_hwfn->p_dev, ECORE_MSG_HW,
struct ecore_ptt *p_ptt,
u64 src_addr,
u64 dst_addr,
- u8 src_type, u8 dst_type, u32 length)
+ u8 src_type, u8 dst_type, u32 length_dw)
{
dma_addr_t phys = p_hwfn->dmae_info.intermediate_buffer_phys_addr;
struct dmae_cmd *cmd = p_hwfn->dmae_info.p_dmae_cmd;
switch (src_type) {
case ECORE_DMAE_ADDRESS_GRC:
case ECORE_DMAE_ADDRESS_HOST_PHYS:
- cmd->src_addr_hi = DMA_HI(src_addr);
- cmd->src_addr_lo = DMA_LO(src_addr);
+ cmd->src_addr_hi = OSAL_CPU_TO_LE32(DMA_HI(src_addr));
+ cmd->src_addr_lo = OSAL_CPU_TO_LE32(DMA_LO(src_addr));
break;
/* for virt source addresses we use the intermediate buffer. */
case ECORE_DMAE_ADDRESS_HOST_VIRT:
- cmd->src_addr_hi = DMA_HI(phys);
- cmd->src_addr_lo = DMA_LO(phys);
+ cmd->src_addr_hi = OSAL_CPU_TO_LE32(DMA_HI(phys));
+ cmd->src_addr_lo = OSAL_CPU_TO_LE32(DMA_LO(phys));
OSAL_MEMCPY(&p_hwfn->dmae_info.p_intermediate_buffer[0],
(void *)(osal_uintptr_t)src_addr,
- length * sizeof(u32));
+ length_dw * sizeof(u32));
break;
default:
return ECORE_INVAL;
switch (dst_type) {
case ECORE_DMAE_ADDRESS_GRC:
case ECORE_DMAE_ADDRESS_HOST_PHYS:
- cmd->dst_addr_hi = DMA_HI(dst_addr);
- cmd->dst_addr_lo = DMA_LO(dst_addr);
+ cmd->dst_addr_hi = OSAL_CPU_TO_LE32(DMA_HI(dst_addr));
+ cmd->dst_addr_lo = OSAL_CPU_TO_LE32(DMA_LO(dst_addr));
break;
/* for virt destination address we use the intermediate buff. */
case ECORE_DMAE_ADDRESS_HOST_VIRT:
- cmd->dst_addr_hi = DMA_HI(phys);
- cmd->dst_addr_lo = DMA_LO(phys);
+ cmd->dst_addr_hi = OSAL_CPU_TO_LE32(DMA_HI(phys));
+ cmd->dst_addr_lo = OSAL_CPU_TO_LE32(DMA_LO(phys));
break;
default:
return ECORE_INVAL;
}
- cmd->length = (u16)length;
+ cmd->length_dw = OSAL_CPU_TO_LE16((u16)length_dw);
if (src_type == ECORE_DMAE_ADDRESS_HOST_VIRT ||
src_type == ECORE_DMAE_ADDRESS_HOST_PHYS)
OSAL_DMA_SYNC(p_hwfn->p_dev,
(void *)HILO_U64(cmd->src_addr_hi,
cmd->src_addr_lo),
- length * sizeof(u32), false);
+ length_dw * sizeof(u32), false);
ecore_dmae_post_command(p_hwfn, p_ptt);
OSAL_DMA_SYNC(p_hwfn->p_dev,
(void *)HILO_U64(cmd->src_addr_hi,
cmd->src_addr_lo),
- length * sizeof(u32), true);
+ length_dw * sizeof(u32), true);
if (ecore_status != ECORE_SUCCESS) {
DP_NOTICE(p_hwfn, ECORE_MSG_HW,
- "ecore_dmae_host2grc: Wait Failed. source_addr"
- " 0x%lx, grc_addr 0x%lx, size_in_dwords 0x%x\n",
+ "Wait Failed. source_addr 0x%lx, grc_addr 0x%lx, size_in_dwords 0x%x, intermediate buffer 0x%lx.\n",
(unsigned long)src_addr, (unsigned long)dst_addr,
- length);
+ length_dw,
+ (unsigned long)p_hwfn->dmae_info.intermediate_buffer_phys_addr);
return ecore_status;
}
if (dst_type == ECORE_DMAE_ADDRESS_HOST_VIRT)
OSAL_MEMCPY((void *)(osal_uintptr_t)(dst_addr),
&p_hwfn->dmae_info.p_intermediate_buffer[0],
- length * sizeof(u32));
+ length_dw * sizeof(u32));
return ECORE_SUCCESS;
}
dma_addr_t phys = p_hwfn->dmae_info.completion_word_phys_addr;
u16 length_cur = 0, i = 0, cnt_split = 0, length_mod = 0;
struct dmae_cmd *cmd = p_hwfn->dmae_info.p_dmae_cmd;
- enum _ecore_status_t ecore_status = ECORE_SUCCESS;
u64 src_addr_split = 0, dst_addr_split = 0;
u16 length_limit = DMAE_MAX_RW_SIZE;
+ enum _ecore_status_t ecore_status = ECORE_SUCCESS;
u32 offset = 0;
+ if (!p_hwfn->dmae_info.b_mem_ready) {
+ DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
+ "No buffers allocated. Avoid DMAE transaction [{src: addr 0x%lx, type %d}, {dst: addr 0x%lx, type %d}, size %d].\n",
+ (unsigned long)src_addr, src_type,
+ (unsigned long)dst_addr, dst_type,
+ size_in_dwords);
+ return ECORE_NOMEM;
+ }
+
+ if (p_hwfn->p_dev->recov_in_prog) {
+ DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
+ "Recovery is in progress. Avoid DMAE transaction [{src: addr 0x%lx, type %d}, {dst: addr 0x%lx, type %d}, size %d].\n",
+ (unsigned long)src_addr, src_type,
+ (unsigned long)dst_addr, dst_type,
+ size_in_dwords);
+ /* Return success to let the flow to be completed successfully
+ * w/o any error handling.
+ */
+ return ECORE_SUCCESS;
+ }
+
+ if (!cmd) {
+ DP_NOTICE(p_hwfn, true,
+ "ecore_dmae_execute_sub_operation failed. Invalid state. source_addr 0x%lx, destination addr 0x%lx, size_in_dwords 0x%x\n",
+ (unsigned long)src_addr,
+ (unsigned long)dst_addr,
+ length_cur);
+ return ECORE_INVAL;
+ }
+
ecore_dmae_opcode(p_hwfn,
(src_type == ECORE_DMAE_ADDRESS_GRC),
(dst_type == ECORE_DMAE_ADDRESS_GRC), p_params);
- cmd->comp_addr_lo = DMA_LO(phys);
- cmd->comp_addr_hi = DMA_HI(phys);
- cmd->comp_val = DMAE_COMPLETION_VAL;
+ cmd->comp_addr_lo = OSAL_CPU_TO_LE32(DMA_LO(phys));
+ cmd->comp_addr_hi = OSAL_CPU_TO_LE32(DMA_HI(phys));
+ cmd->comp_val = OSAL_CPU_TO_LE32(DMAE_COMPLETION_VAL);
/* Check if the grc_addr is valid like < MAX_GRC_OFFSET */
cnt_split = size_in_dwords / length_limit;
OSAL_MEMSET(¶ms, 0, sizeof(struct ecore_dmae_params));
params.flags = flags;
- OSAL_MUTEX_ACQUIRE(&p_hwfn->dmae_info.mutex);
+ OSAL_SPIN_LOCK(&p_hwfn->dmae_info.lock);
rc = ecore_dmae_execute_command(p_hwfn, p_ptt, source_addr,
grc_addr_in_dw,
ECORE_DMAE_ADDRESS_GRC,
size_in_dwords, ¶ms);
- OSAL_MUTEX_RELEASE(&p_hwfn->dmae_info.mutex);
+ OSAL_SPIN_UNLOCK(&p_hwfn->dmae_info.lock);
return rc;
}
OSAL_MEMSET(¶ms, 0, sizeof(struct ecore_dmae_params));
params.flags = flags;
- OSAL_MUTEX_ACQUIRE(&p_hwfn->dmae_info.mutex);
+ OSAL_SPIN_LOCK(&p_hwfn->dmae_info.lock);
rc = ecore_dmae_execute_command(p_hwfn, p_ptt, grc_addr_in_dw,
dest_addr, ECORE_DMAE_ADDRESS_GRC,
ECORE_DMAE_ADDRESS_HOST_VIRT,
size_in_dwords, ¶ms);
- OSAL_MUTEX_RELEASE(&p_hwfn->dmae_info.mutex);
+ OSAL_SPIN_UNLOCK(&p_hwfn->dmae_info.lock);
return rc;
}
{
enum _ecore_status_t rc;
- OSAL_MUTEX_ACQUIRE(&p_hwfn->dmae_info.mutex);
+ OSAL_SPIN_LOCK(&p_hwfn->dmae_info.lock);
rc = ecore_dmae_execute_command(p_hwfn, p_ptt, source_addr,
dest_addr,
ECORE_DMAE_ADDRESS_HOST_PHYS,
size_in_dwords, p_params);
- OSAL_MUTEX_RELEASE(&p_hwfn->dmae_info.mutex);
+ OSAL_SPIN_UNLOCK(&p_hwfn->dmae_info.lock);
return rc;
}
-u16 ecore_get_qm_pq(struct ecore_hwfn *p_hwfn,
- enum protocol_type proto,
- union ecore_qm_pq_params *p_params)
-{
- u16 pq_id = 0;
-
- if ((proto == PROTOCOLID_CORE ||
- proto == PROTOCOLID_ETH) && !p_params) {
- DP_NOTICE(p_hwfn, true,
- "Protocol %d received NULL PQ params\n", proto);
- return 0;
- }
-
- switch (proto) {
- case PROTOCOLID_CORE:
- if (p_params->core.tc == LB_TC)
- pq_id = p_hwfn->qm_info.pure_lb_pq;
- else if (p_params->core.tc == OOO_LB_TC)
- pq_id = p_hwfn->qm_info.ooo_pq;
- else
- pq_id = p_hwfn->qm_info.offload_pq;
- break;
- case PROTOCOLID_ETH:
- pq_id = p_params->eth.tc;
- /* TODO - multi-CoS for VFs? */
- if (p_params->eth.is_vf)
- pq_id += p_hwfn->qm_info.vf_queues_offset +
- p_params->eth.vf_id;
- break;
- default:
- pq_id = 0;
- }
-
- pq_id = CM_TX_PQ_BASE + pq_id + RESC_START(p_hwfn, ECORE_PQ);
-
- return pq_id;
-}
-
void ecore_hw_err_notify(struct ecore_hwfn *p_hwfn,
enum ecore_hw_err_type err_type)
{
OSAL_HW_ERROR_OCCURRED(p_hwfn, err_type);
}
+
+enum _ecore_status_t ecore_dmae_sanity(struct ecore_hwfn *p_hwfn,
+ struct ecore_ptt *p_ptt,
+ const char *phase)
+{
+ u32 size = OSAL_PAGE_SIZE / 2, val;
+ struct ecore_dmae_params params;
+ enum _ecore_status_t rc = ECORE_SUCCESS;
+ dma_addr_t p_phys;
+ void *p_virt;
+ u32 *p_tmp;
+
+ p_virt = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev, &p_phys, 2 * size);
+ if (!p_virt) {
+ DP_NOTICE(p_hwfn, false,
+ "DMAE sanity [%s]: failed to allocate memory\n",
+ phase);
+ return ECORE_NOMEM;
+ }
+
+ /* Fill the bottom half of the allocated memory with a known pattern */
+ for (p_tmp = (u32 *)p_virt;
+ p_tmp < (u32 *)((u8 *)p_virt + size);
+ p_tmp++) {
+ /* Save the address itself as the value */
+ val = (u32)(osal_uintptr_t)p_tmp;
+ *p_tmp = val;
+ }
+
+ /* Zero the top half of the allocated memory */
+ OSAL_MEM_ZERO((u8 *)p_virt + size, size);
+
+ DP_VERBOSE(p_hwfn, ECORE_MSG_SP,
+ "DMAE sanity [%s]: src_addr={phys 0x%lx, virt %p}, dst_addr={phys 0x%lx, virt %p}, size 0x%x\n",
+ phase, (unsigned long)p_phys, p_virt,
+ (unsigned long)(p_phys + size),
+ (u8 *)p_virt + size, size);
+
+ OSAL_MEMSET(¶ms, 0, sizeof(params));
+ rc = ecore_dmae_host2host(p_hwfn, p_ptt, p_phys, p_phys + size,
+ size / 4 /* size_in_dwords */, ¶ms);
+ if (rc != ECORE_SUCCESS) {
+ DP_NOTICE(p_hwfn, false,
+ "DMAE sanity [%s]: ecore_dmae_host2host() failed. rc = %d.\n",
+ phase, rc);
+ goto out;
+ }
+
+ /* Verify that the top half of the allocated memory has the pattern */
+ for (p_tmp = (u32 *)((u8 *)p_virt + size);
+ p_tmp < (u32 *)((u8 *)p_virt + (2 * size));
+ p_tmp++) {
+ /* The corresponding address in the bottom half */
+ val = (u32)(osal_uintptr_t)p_tmp - size;
+
+ if (*p_tmp != val) {
+ DP_NOTICE(p_hwfn, false,
+ "DMAE sanity [%s]: addr={phys 0x%lx, virt %p}, read_val 0x%08x, expected_val 0x%08x\n",
+ phase,
+ (unsigned long)p_phys +
+ ((u8 *)p_tmp - (u8 *)p_virt),
+ p_tmp, *p_tmp, val);
+ rc = ECORE_UNKNOWN_ERROR;
+ goto out;
+ }
+ }
+
+out:
+ OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev, p_virt, p_phys, 2 * size);
+ return rc;
+}