From: Gagandeep Singh <g.singh@nxp.com>
To: dev@dpdk.org, Sachin Saxena <sachin.saxena@nxp.com>
Cc: Jun Yang <jun.yang@nxp.com>
Subject: [v2 22/30] dma/dpaa: add Scatter Gather support
Date: Mon, 22 Jul 2024 17:28:35 +0530 [thread overview]
Message-ID: <20240722115843.1830105-23-g.singh@nxp.com> (raw)
In-Reply-To: <20240722115843.1830105-1-g.singh@nxp.com>
From: Jun Yang <jun.yang@nxp.com>
Perform SG operation by copy_sg callback of DMA lib or
burst request from application.
Perform Simple operation if burst number is 1.
Signed-off-by: Jun Yang <jun.yang@nxp.com>
---
drivers/dma/dpaa/dpaa_qdma.c | 856 ++++++++++++++++++++++++++---------
drivers/dma/dpaa/dpaa_qdma.h | 184 +++++---
2 files changed, 763 insertions(+), 277 deletions(-)
diff --git a/drivers/dma/dpaa/dpaa_qdma.c b/drivers/dma/dpaa/dpaa_qdma.c
index 825dead5cf..f1ad60d1f2 100644
--- a/drivers/dma/dpaa/dpaa_qdma.c
+++ b/drivers/dma/dpaa/dpaa_qdma.c
@@ -4,45 +4,31 @@
#include <bus_dpaa_driver.h>
#include <rte_dmadev_pmd.h>
+#include <rte_pmd_dpaax_qdma.h>
#include "dpaa_qdma.h"
#include "dpaa_qdma_logs.h"
+static int s_data_validation;
+static int s_hw_err_check;
+static int s_sg_disable;
+
static inline void
-qdma_desc_addr_set64(struct fsl_qdma_format *ccdf, u64 addr)
+qdma_desc_addr_set64(struct fsl_qdma_comp_cmd_desc *ccdf, u64 addr)
{
ccdf->addr_hi = upper_32_bits(addr);
ccdf->addr_lo = rte_cpu_to_le_32(lower_32_bits(addr));
}
static inline void
-qdma_ccdf_set_format(struct fsl_qdma_format *ccdf, int offset)
-{
- ccdf->cfg = rte_cpu_to_le_32(QDMA_CCDF_FOTMAT | offset);
-}
-
-static inline int
-qdma_ccdf_get_status(const struct fsl_qdma_format *ccdf)
-{
- return (rte_le_to_cpu_32(ccdf->status) & QDMA_CCDF_MASK)
- >> QDMA_CCDF_STATUS;
-}
-
-static inline void
-qdma_ccdf_set_ser(struct fsl_qdma_format *ccdf, int status)
+qdma_desc_sge_addr_set64(struct fsl_qdma_comp_sg_desc *sge, u64 addr)
{
- ccdf->status = rte_cpu_to_le_32(QDMA_CCDF_SER | status);
-}
-
-static inline void
-qdma_ccdf_set_queue(struct fsl_qdma_format *ccdf,
- uint8_t queue_idx)
-{
- ccdf->queue = queue_idx;
+ sge->addr_hi = upper_32_bits(addr);
+ sge->addr_lo = rte_cpu_to_le_32(lower_32_bits(addr));
}
static inline int
-qdma_ccdf_get_queue(struct fsl_qdma_format *ccdf,
+qdma_ccdf_get_queue(struct fsl_qdma_comp_cmd_desc *ccdf,
uint8_t *queue_idx)
{
uint64_t addr = ((uint64_t)ccdf->addr_hi) << 32 | ccdf->addr_lo;
@@ -58,18 +44,6 @@ qdma_ccdf_get_queue(struct fsl_qdma_format *ccdf,
return false;
}
-static inline void
-qdma_csgf_set_len(struct fsl_qdma_format *csgf, int len)
-{
- csgf->cfg = rte_cpu_to_le_32(len & QDMA_SG_LEN_MASK);
-}
-
-static inline void
-qdma_csgf_set_f(struct fsl_qdma_format *csgf, int len)
-{
- csgf->cfg = rte_cpu_to_le_32(QDMA_SG_FIN | (len & QDMA_SG_LEN_MASK));
-}
-
static inline int ilog2(int x)
{
int log = 0;
@@ -126,11 +100,11 @@ qdma_writel_be(uint32_t val, void *addr)
}
static void *
-dma_pool_alloc(int size, int aligned, dma_addr_t *phy_addr)
+dma_pool_alloc(char *nm, int size, int aligned, dma_addr_t *phy_addr)
{
void *virt_addr;
- virt_addr = rte_malloc("dma pool alloc", size, aligned);
+ virt_addr = rte_zmalloc(nm, size, aligned);
if (!virt_addr)
return NULL;
@@ -149,28 +123,46 @@ fsl_qdma_pre_comp_sd_desc(struct fsl_qdma_queue *queue)
struct fsl_qdma_engine *fsl_qdma = queue->engine;
struct fsl_qdma_sdf *sdf;
struct fsl_qdma_ddf *ddf;
- struct fsl_qdma_format *ccdf;
+ struct fsl_qdma_comp_cmd_desc *ccdf;
uint16_t i, j;
- struct fsl_qdma_format *head;
struct fsl_qdma_cmpd_ft *ft;
struct fsl_qdma_df *df;
- head = queue->cmd_desc;
-
for (i = 0; i < queue->n_cq; i++) {
dma_addr_t phy_ft = 0, phy_df = 0;
- queue->ft[i] =
- dma_pool_alloc(sizeof(struct fsl_qdma_cmpd_ft),
- RTE_CACHE_LINE_SIZE, &phy_ft);
+ queue->ft[i] = dma_pool_alloc(NULL,
+ sizeof(struct fsl_qdma_cmpd_ft),
+ RTE_CACHE_LINE_SIZE, &phy_ft);
if (!queue->ft[i])
goto fail;
-
- queue->df[i] =
- dma_pool_alloc(sizeof(struct fsl_qdma_df),
- RTE_CACHE_LINE_SIZE, &phy_df);
+ if (((uint64_t)queue->ft[i]) &
+ (RTE_CACHE_LINE_SIZE - 1)) {
+ DPAA_QDMA_ERR("FD[%d] addr(%p) not cache aligned",
+ i, queue->ft[i]);
+ rte_free(queue->ft[i]);
+ queue->ft[i] = NULL;
+ goto fail;
+ }
+ if (((uint64_t)(&queue->ft[i]->desc_ssge[0])) &
+ (RTE_CACHE_LINE_SIZE - 1)) {
+ DPAA_QDMA_ERR("FD[%d] SGE addr(%p) not cache aligned",
+ i, &queue->ft[i]->desc_ssge[0]);
+ rte_free(queue->ft[i]);
+ queue->ft[i] = NULL;
+ goto fail;
+ }
+ queue->ft[i]->phy_ssge = phy_ft +
+ offsetof(struct fsl_qdma_cmpd_ft, desc_ssge);
+ queue->ft[i]->phy_dsge = phy_ft +
+ offsetof(struct fsl_qdma_cmpd_ft, desc_dsge);
+
+ queue->df[i] = dma_pool_alloc(NULL,
+ sizeof(struct fsl_qdma_df),
+ RTE_CACHE_LINE_SIZE, &phy_df);
if (!queue->df[i]) {
rte_free(queue->ft[i]);
+ queue->ft[i] = NULL;
goto fail;
}
@@ -182,31 +174,25 @@ fsl_qdma_pre_comp_sd_desc(struct fsl_qdma_queue *queue)
sdf = &df->sdf;
ddf = &df->ddf;
/* Compound Command Descriptor(Frame List Table) */
- qdma_desc_addr_set64(&ft->desc_buf, phy_df);
-
+ qdma_desc_sge_addr_set64(&ft->desc_buf, phy_df);
/* It must be 32 as Compound S/G Descriptor */
- qdma_csgf_set_len(&ft->desc_buf,
- sizeof(struct fsl_qdma_df));
+ ft->desc_buf.length = sizeof(struct fsl_qdma_df);
+
/* Descriptor Buffer */
- sdf->cmd = rte_cpu_to_le_32(FSL_QDMA_CMD_RWTTYPE <<
- FSL_QDMA_CMD_RWTTYPE_OFFSET);
+ sdf->srttype = FSL_QDMA_CMD_RWTTYPE;
#ifdef RTE_DMA_DPAA_ERRATA_ERR050265
- sdf->cmd |= rte_cpu_to_le_32(FSL_QDMA_CMD_PF);
+ sdf->prefetch = 1;
#endif
- ddf->cmd = rte_cpu_to_le_32(FSL_QDMA_CMD_RWTTYPE <<
- FSL_QDMA_CMD_RWTTYPE_OFFSET);
- ddf->cmd |= rte_cpu_to_le_32(FSL_QDMA_CMD_LWC <<
- FSL_QDMA_CMD_LWC_OFFSET);
+ ddf->dwttype = FSL_QDMA_CMD_RWTTYPE;
+ ddf->lwc = FSL_QDMA_CMD_LWC;
- ccdf = queue->cmd_desc;
+ ccdf = &queue->cq[i];
qdma_desc_addr_set64(ccdf, phy_ft);
- qdma_ccdf_set_format(ccdf, 0);
+ ccdf->format = FSL_QDMA_COMP_SG_FORMAT;
if (!fsl_qdma->is_silent)
- qdma_ccdf_set_ser(ccdf, 0);
- qdma_ccdf_set_queue(ccdf, queue->queue_id);
- queue->cmd_desc++;
+ ccdf->ser = 1;
+ ccdf->queue = queue->queue_id;
}
- queue->cmd_desc = head;
queue->ci = 0;
return 0;
@@ -226,40 +212,107 @@ fsl_qdma_alloc_queue_resources(struct fsl_qdma_engine *fsl_qdma,
{
struct fsl_qdma_queue *cmd_queue;
uint32_t queue_size;
+ char nm[RTE_MEMZONE_NAMESIZE];
cmd_queue = &fsl_qdma->cmd_queues[block_id][queue_id];
cmd_queue->engine = fsl_qdma;
- queue_size = sizeof(struct fsl_qdma_format) * QDMA_QUEUE_SIZE;
+ queue_size = sizeof(struct fsl_qdma_comp_cmd_desc) *
+ QDMA_QUEUE_SIZE;
- cmd_queue->cq = dma_pool_alloc(queue_size,
+ sprintf(nm, "Command queue_%d_%d",
+ block_id, queue_id);
+ cmd_queue->cq = dma_pool_alloc(nm, queue_size,
queue_size, &cmd_queue->bus_addr);
- if (!cmd_queue->cq)
+ if (!cmd_queue->cq) {
+ DPAA_QDMA_ERR("%s alloc failed!", nm);
return -ENOMEM;
-
- memset(cmd_queue->cq, 0x0, queue_size);
+ }
cmd_queue->block_vir = fsl_qdma->block_base +
FSL_QDMA_BLOCK_BASE_OFFSET(fsl_qdma, block_id);
cmd_queue->n_cq = QDMA_QUEUE_SIZE;
cmd_queue->queue_id = queue_id;
cmd_queue->block_id = block_id;
- cmd_queue->pending = 0;
- cmd_queue->cmd_desc = cmd_queue->cq;
- cmd_queue->ft = rte_malloc("Compound Frame Table",
+ cmd_queue->pending_start = 0;
+ cmd_queue->pending_num = 0;
+ cmd_queue->complete_start = 0;
+
+ sprintf(nm, "Compound Table_%d_%d",
+ block_id, queue_id);
+ cmd_queue->ft = rte_zmalloc(nm,
sizeof(void *) * QDMA_QUEUE_SIZE, 0);
if (!cmd_queue->ft) {
+ DPAA_QDMA_ERR("%s zmalloc failed!", nm);
rte_free(cmd_queue->cq);
return -ENOMEM;
}
- cmd_queue->df = rte_malloc("Descriptor Buffer",
+ sprintf(nm, "Descriptor Buf_%d_%d",
+ block_id, queue_id);
+ cmd_queue->df = rte_zmalloc(nm,
sizeof(void *) * QDMA_QUEUE_SIZE, 0);
if (!cmd_queue->df) {
+ DPAA_QDMA_ERR("%s zmalloc failed!", nm);
+ rte_free(cmd_queue->ft);
+ rte_free(cmd_queue->cq);
+ return -ENOMEM;
+ }
+ sprintf(nm, "Pending_desc_%d_%d",
+ block_id, queue_id);
+ cmd_queue->pending_desc = rte_zmalloc(nm,
+ sizeof(struct fsl_qdma_desc) * FSL_QDMA_MAX_DESC_NUM, 0);
+ if (!cmd_queue->pending_desc) {
+ DPAA_QDMA_ERR("%s zmalloc failed!", nm);
+ rte_free(cmd_queue->df);
+ rte_free(cmd_queue->ft);
+ rte_free(cmd_queue->cq);
+ return -ENOMEM;
+ }
+ sprintf(nm, "complete-burst_ring_%d_%d",
+ block_id, queue_id);
+ cmd_queue->complete_burst = rte_ring_create(nm,
+ QDMA_QUEUE_SIZE * 2, 0,
+ RING_F_SP_ENQ | RING_F_SC_DEQ);
+ if (!cmd_queue->complete_burst) {
+ DPAA_QDMA_ERR("%s create failed!", nm);
+ rte_free(cmd_queue->pending_desc);
rte_free(cmd_queue->ft);
rte_free(cmd_queue->cq);
+ rte_free(cmd_queue->df);
return -ENOMEM;
}
+ sprintf(nm, "complete-desc_ring_%d_%d",
+ block_id, queue_id);
+ cmd_queue->complete_desc = rte_ring_create(nm,
+ FSL_QDMA_MAX_DESC_NUM * 2, 0,
+ RING_F_SP_ENQ | RING_F_SC_DEQ);
+ if (!cmd_queue->complete_desc) {
+ DPAA_QDMA_ERR("%s create failed!", nm);
+ rte_ring_free(cmd_queue->complete_burst);
+ rte_free(cmd_queue->pending_desc);
+ rte_free(cmd_queue->ft);
+ rte_free(cmd_queue->cq);
+ rte_free(cmd_queue->df);
+ return -ENOMEM;
+ }
+ sprintf(nm, "complete-pool-desc_ring_%d_%d",
+ block_id, queue_id);
+ cmd_queue->complete_pool = rte_ring_create(nm,
+ FSL_QDMA_MAX_DESC_NUM * 2, 0,
+ RING_F_SP_ENQ | RING_F_SC_DEQ);
+ if (!cmd_queue->complete_pool) {
+ DPAA_QDMA_ERR("%s create failed!", nm);
+ rte_ring_free(cmd_queue->complete_desc);
+ rte_ring_free(cmd_queue->complete_burst);
+ rte_free(cmd_queue->pending_desc);
+ rte_free(cmd_queue->ft);
+ rte_free(cmd_queue->cq);
+ rte_free(cmd_queue->df);
+ return -ENOMEM;
+ }
+
memset(&cmd_queue->stats, 0, sizeof(struct rte_dma_stats));
+ cmd_queue->pending_max = FSL_QDMA_MAX_DESC_NUM;
return 0;
}
@@ -270,6 +323,10 @@ fsl_qdma_free_cmdq_res(struct fsl_qdma_queue *queue)
rte_free(queue->df);
rte_free(queue->ft);
rte_free(queue->cq);
+ rte_free(queue->pending_desc);
+ rte_ring_free(queue->complete_burst);
+ rte_ring_free(queue->complete_desc);
+ rte_ring_free(queue->complete_pool);
}
static void
@@ -289,9 +346,10 @@ fsl_qdma_prep_status_queue(struct fsl_qdma_engine *fsl_qdma,
status = &fsl_qdma->stat_queues[block_id];
status->engine = fsl_qdma;
- status_size = QDMA_STATUS_SIZE * sizeof(struct fsl_qdma_format);
+ status_size = QDMA_STATUS_SIZE *
+ sizeof(struct fsl_qdma_comp_cmd_desc);
- status->cq = dma_pool_alloc(status_size,
+ status->cq = dma_pool_alloc(NULL, status_size,
status_size, &status->bus_addr);
if (!status->cq)
@@ -352,31 +410,116 @@ fsl_qdma_halt(struct fsl_qdma_engine *fsl_qdma)
return 0;
}
+static void
+fsl_qdma_data_validation(struct fsl_qdma_desc *desc[],
+ uint8_t num, struct fsl_qdma_queue *fsl_queue)
+{
+ uint32_t i, j;
+ uint8_t *v_src, *v_dst;
+ char err_msg[512];
+ int offset;
+
+ if (likely(!s_data_validation))
+ return;
+
+ offset = sprintf(err_msg, "Fatal TC%d/queue%d: ",
+ fsl_queue->block_id,
+ fsl_queue->queue_id);
+ for (i = 0; i < num; i++) {
+ v_src = rte_mem_iova2virt(desc[i]->src);
+ v_dst = rte_mem_iova2virt(desc[i]->dst);
+ for (j = 0; j < desc[i]->len; j++) {
+ if (v_src[j] != v_dst[j]) {
+ sprintf(&err_msg[offset],
+ "job[%"PRId64"]:src(%p)[%d](%d)!=dst(%p)[%d](%d)",
+ desc[i]->flag, v_src, j, v_src[j],
+ v_dst, j, v_dst[j]);
+ DPAA_QDMA_ERR("%s, stop validating!\r\n",
+ err_msg);
+ return;
+ }
+ }
+ }
+}
+
static int
-fsl_qdma_queue_transfer_complete(struct fsl_qdma_queue *fsl_queue,
- const uint16_t nb_cpls,
- enum rte_dma_status_code *status)
+fsl_qdma_queue_drain(struct fsl_qdma_queue *fsl_queue)
{
uint32_t reg;
- int count = 0;
+ int count = 0, ret;
uint8_t *block = fsl_queue->block_vir;
+ uint16_t *dq_complete = NULL, drain_num = 0;
+ struct fsl_qdma_desc *desc[FSL_QDMA_SG_MAX_ENTRY];
- while (count < nb_cpls) {
+ while (1) {
+ if (rte_ring_free_count(fsl_queue->complete_pool) <
+ (FSL_QDMA_SG_MAX_ENTRY * 2))
+ break;
reg = qdma_readl_be(block + FSL_QDMA_BSQSR);
if (reg & FSL_QDMA_BSQSR_QE_BE)
- return count;
+ break;
qdma_writel_be(FSL_QDMA_BSQMR_DI, block + FSL_QDMA_BSQMR);
- if (status != NULL)
- status[count] = RTE_DMA_STATUS_SUCCESSFUL;
- fsl_queue->complete++;
- if (unlikely(fsl_queue->complete >= fsl_queue->n_cq))
- fsl_queue->complete = 0;
+ ret = rte_ring_dequeue(fsl_queue->complete_burst,
+ (void **)&dq_complete);
+ if (ret)
+ DPAA_QDMA_ERR("DQ desc number failed!\n");
+
+ ret = rte_ring_dequeue_bulk(fsl_queue->complete_desc,
+ (void **)desc, *dq_complete, NULL);
+ if (ret != (*dq_complete)) {
+ DPAA_QDMA_ERR("DQ %d descs failed!(%d)\n",
+ *dq_complete, ret);
+ }
+
+ fsl_qdma_data_validation(desc, *dq_complete, fsl_queue);
+
+ ret = rte_ring_enqueue_bulk(fsl_queue->complete_pool,
+ (void **)desc, (*dq_complete), NULL);
+ if (ret != (*dq_complete)) {
+ DPAA_QDMA_ERR("EQ %d descs to return queue failed!(%d)\n",
+ *dq_complete, ret);
+ }
+
+ drain_num += *dq_complete;
+ fsl_queue->complete_start =
+ (fsl_queue->complete_start + (*dq_complete)) &
+ (fsl_queue->pending_max - 1);
fsl_queue->stats.completed++;
count++;
}
- return count;
+
+ return drain_num;
+}
+
+static int
+fsl_qdma_queue_transfer_complete(struct fsl_qdma_queue *fsl_queue,
+ const uint16_t nb_cpls, uint16_t *last_idx,
+ enum rte_dma_status_code *status)
+{
+ int ret;
+ uint16_t dq_num = 0, i;
+ struct fsl_qdma_desc *desc_complete[nb_cpls];
+
+ ret = fsl_qdma_queue_drain(fsl_queue);
+ if (ret < 0) {
+ DPAA_QDMA_ERR("Drain TX%d/Q%d failed!(%d)",
+ fsl_queue->block_id, fsl_queue->queue_id,
+ ret);
+ }
+
+ dq_num = rte_ring_dequeue_burst(fsl_queue->complete_pool,
+ (void **)desc_complete, nb_cpls, NULL);
+ for (i = 0; i < dq_num; i++)
+ last_idx[i] = desc_complete[i]->flag;
+
+ if (status) {
+ for (i = 0; i < dq_num; i++)
+ status[i] = RTE_DMA_STATUS_SUCCESSFUL;
+ }
+
+ return dq_num;
}
static int
@@ -473,87 +616,253 @@ fsl_qdma_reg_init(struct fsl_qdma_engine *fsl_qdma)
}
static int
-fsl_qdma_enqueue_desc(struct fsl_qdma_queue *fsl_queue,
- uint64_t flags, dma_addr_t dst,
- dma_addr_t src, size_t len)
+fsl_qdma_enqueue_desc_to_ring(struct fsl_qdma_queue *fsl_queue,
+ int is_burst)
+{
+ uint16_t i, num = fsl_queue->pending_num, idx, start;
+ int ret;
+
+ num = is_burst ? fsl_queue->pending_num : 1;
+
+ fsl_queue->desc_in_hw[fsl_queue->ci] = num;
+ ret = rte_ring_enqueue(fsl_queue->complete_burst,
+ &fsl_queue->desc_in_hw[fsl_queue->ci]);
+ if (ret) {
+ DPAA_QDMA_ERR("%s: Queue is full, try dequeue first",
+ __func__);
+ DPAA_QDMA_ERR("%s: submitted:%"PRIu64", completed:%"PRIu64"",
+ __func__, fsl_queue->stats.submitted,
+ fsl_queue->stats.completed);
+ return ret;
+ }
+ start = fsl_queue->pending_start;
+ for (i = 0; i < num; i++) {
+ idx = (start + i) & (fsl_queue->pending_max - 1);
+ ret = rte_ring_enqueue(fsl_queue->complete_desc,
+ &fsl_queue->pending_desc[idx]);
+ if (ret) {
+ DPAA_QDMA_ERR("Descriptors eq failed!\r\n");
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static int
+fsl_qdma_enqueue_desc_single(struct fsl_qdma_queue *fsl_queue,
+ dma_addr_t dst, dma_addr_t src, size_t len)
{
uint8_t *block = fsl_queue->block_vir;
- struct fsl_qdma_format *csgf_src, *csgf_dest;
+ struct fsl_qdma_comp_sg_desc *csgf_src, *csgf_dest;
struct fsl_qdma_cmpd_ft *ft;
-#ifdef RTE_DMA_DPAA_ERRATA_ERR050757
- struct fsl_qdma_sdf *sdf;
- uint32_t cfg = 0;
-#endif
+ int ret;
-#ifdef CONFIG_RTE_DMA_DPAA_ERR_CHK
- uint32_t reg;
+ ft = fsl_queue->ft[fsl_queue->ci];
+ csgf_src = &ft->desc_sbuf;
+ csgf_dest = &ft->desc_dbuf;
+ qdma_desc_sge_addr_set64(csgf_src, src);
+ csgf_src->length = len;
+ csgf_src->extion = 0;
+ qdma_desc_sge_addr_set64(csgf_dest, dst);
+ csgf_dest->length = len;
+ csgf_dest->extion = 0;
+ /* This entry is the last entry. */
+ csgf_dest->final = 1;
+
+ ret = fsl_qdma_enqueue_desc_to_ring(fsl_queue, 0);
+ if (ret)
+ return ret;
+ fsl_queue->ci = (fsl_queue->ci + 1) & (fsl_queue->n_cq - 1);
+
+ qdma_writel(fsl_queue->le_cqmr | FSL_QDMA_BCQMR_EI,
+ block + FSL_QDMA_BCQMR(fsl_queue->queue_id));
+ fsl_queue->stats.submitted++;
+
+ return 0;
+}
+
+static int
+fsl_qdma_enqueue_overflow(struct fsl_qdma_queue *fsl_queue)
+{
+ int overflow = 0, drain;
+ uint32_t reg, check_num, drain_num;
+ uint8_t *block = fsl_queue->block_vir;
+ const struct rte_dma_stats *st = &fsl_queue->stats;
- /* retrieve and store the register value in big endian
- * to avoid bits swap
- */
- reg = qdma_readl_be(block +
+ check_num = 0;
+overflow_check:
+ if (unlikely(s_hw_err_check)) {
+ reg = qdma_readl_be(block +
FSL_QDMA_BCQSR(fsl_queue->queue_id));
- if (reg & (FSL_QDMA_BCQSR_QF_XOFF_BE)) {
- DPAA_QDMA_ERR("QDMA Engine is busy\n");
- return -EBUSY;
+ overflow = (reg & FSL_QDMA_BCQSR_QF_XOFF_BE) ?
+ 1 : 0;
+ } else {
+ overflow = (fsl_qdma_queue_bd_in_hw(fsl_queue) >=
+ QDMA_QUEUE_CR_WM) ? 1 : 0;
+ }
+
+ if (likely(!overflow))
+ return 0;
+
+ DPAA_QDMA_ERR("TC%d/Q%d submitted(%"PRIu64")-completed(%"PRIu64") >= %d",
+ fsl_queue->block_id, fsl_queue->queue_id,
+ st->submitted, st->completed, QDMA_QUEUE_CR_WM);
+ drain_num = 0;
+
+drain_again:
+ drain = fsl_qdma_queue_drain(fsl_queue);
+ if (drain <= 0) {
+ drain_num++;
+ if (drain_num > 100) {
+ DPAA_QDMA_ERR("TC%d/Q%d failed drain, %"PRIu64" bd in HW.",
+ fsl_queue->block_id, fsl_queue->queue_id,
+ st->submitted - st->completed);
+ return -ENOSPC;
+ }
+ goto drain_again;
}
-#else
- /* check whether critical watermark level reached,
- * below check is valid for only single queue per block
- */
- if (fsl_qdma_queue_bd_in_hw(fsl_queue) >= QDMA_QUEUE_CR_WM) {
- DPAA_QDMA_DEBUG("Queue is full, try dequeue first\n");
+ check_num++;
+ if (check_num > 10) {
+ DPAA_QDMA_ERR("TC%d/Q%d failed drain, %"PRIu64" bd in HW.",
+ fsl_queue->block_id, fsl_queue->queue_id,
+ st->submitted - st->completed);
return -ENOSPC;
}
+ goto overflow_check;
+
+ return -ENOSPC;
+}
+
+static int
+fsl_qdma_enqueue_desc(struct fsl_qdma_queue *fsl_queue)
+{
+ uint8_t *block = fsl_queue->block_vir, i;
+ struct fsl_qdma_comp_sg_desc *csgf_src, *csgf_dest;
+ struct fsl_qdma_cmpd_ft *ft;
+ uint32_t total_len = 0;
+ uint8_t num = fsl_queue->pending_num;
+ uint16_t start = fsl_queue->pending_start, idx;
+ int ret;
+#ifdef RTE_DMA_DPAA_ERRATA_ERR050757
+ struct fsl_qdma_sdf *sdf;
#endif
- if (unlikely(fsl_queue->pending == fsl_queue->n_cq)) {
- DPAA_QDMA_DEBUG("Queue is full, try dma submit first\n");
- return -ENOSPC;
- }
+ ret = fsl_qdma_enqueue_overflow(fsl_queue);
+ if (unlikely(ret))
+ return ret;
ft = fsl_queue->ft[fsl_queue->ci];
csgf_src = &ft->desc_sbuf;
csgf_dest = &ft->desc_dbuf;
#ifdef RTE_DMA_DPAA_ERRATA_ERR050757
- sdf = fsl_queue->df[fsl_queue->ci];
- sdf->cmd = rte_cpu_to_le_32(FSL_QDMA_CMD_RWTTYPE <<
- FSL_QDMA_CMD_RWTTYPE_OFFSET);
+ sdf = &fsl_queue->df[fsl_queue->ci]->sdf;
+ sdf->srttype = FSL_QDMA_CMD_RWTTYPE;
#ifdef RTE_DMA_DPAA_ERRATA_ERR050265
- sdf->cmd |= rte_cpu_to_le_32(FSL_QDMA_CMD_PF);
+ sdf->prefetch = 1;
#endif
- if (len > FSL_QDMA_CMD_SSS_DISTANCE) {
- sdf->cmd |= rte_cpu_to_le_32(FSL_QDMA_CMD_SSEN);
- cfg |= rte_cpu_to_le_32(FSL_QDMA_CMD_SSS_STRIDE <<
- FSL_QDMA_CFG_SSS_OFFSET |
- FSL_QDMA_CMD_SSS_DISTANCE);
- sdf->cfg = cfg;
- } else
- sdf->cfg = 0;
#endif
- qdma_desc_addr_set64(csgf_src, src);
- qdma_csgf_set_len(csgf_src, len);
- qdma_desc_addr_set64(csgf_dest, dst);
- qdma_csgf_set_len(csgf_dest, len);
- /* This entry is the last entry. */
- qdma_csgf_set_f(csgf_dest, len);
- fsl_queue->ci++;
- if (fsl_queue->ci == fsl_queue->n_cq)
- fsl_queue->ci = 0;
+ if (num == 1) {
+#ifdef RTE_DMA_DPAA_ERRATA_ERR050757
+ if (fsl_queue->pending_desc[start].len >
+ FSL_QDMA_CMD_SSS_DISTANCE) {
+ sdf->ssen = 1;
+ sdf->sss = FSL_QDMA_CMD_SSS_STRIDE;
+ sdf->ssd = FSL_QDMA_CMD_SSS_DISTANCE;
+ } else {
+ sdf->sss = 0;
+ sdf->ssd = 0;
+ }
+#endif
+ ret = fsl_qdma_enqueue_desc_single(fsl_queue,
+ fsl_queue->pending_desc[start].dst,
+ fsl_queue->pending_desc[start].src,
+ fsl_queue->pending_desc[start].len);
+ if (!ret) {
+ fsl_queue->pending_start =
+ (start + 1) & (fsl_queue->pending_max - 1);
+ fsl_queue->pending_num = 0;
+ }
+ return ret;
+ } else if (s_sg_disable) {
+ while (fsl_queue->pending_num > 0) {
+#ifdef RTE_DMA_DPAA_ERRATA_ERR050757
+ if (fsl_queue->pending_desc[start].len >
+ FSL_QDMA_CMD_SSS_DISTANCE) {
+ sdf->ssen = 1;
+ sdf->sss = FSL_QDMA_CMD_SSS_STRIDE;
+ sdf->ssd = FSL_QDMA_CMD_SSS_DISTANCE;
+ } else {
+ sdf->sss = 0;
+ sdf->ssd = 0;
+ }
+#endif
+ ret = fsl_qdma_enqueue_desc_single(fsl_queue,
+ fsl_queue->pending_desc[start].dst,
+ fsl_queue->pending_desc[start].src,
+ fsl_queue->pending_desc[start].len);
+ if (!ret) {
+ start = (start + 1) &
+ (fsl_queue->pending_max - 1);
+ fsl_queue->pending_start = start;
+ fsl_queue->pending_num--;
+ } else {
+ DPAA_QDMA_ERR("Eq pending desc failed(%d)",
+ ret);
+ return -EIO;
+ }
+ }
- if (flags & RTE_DMA_OP_FLAG_SUBMIT) {
- qdma_writel(fsl_queue->le_cqmr | FSL_QDMA_BCQMR_EI,
- block + FSL_QDMA_BCQMR(fsl_queue->queue_id));
- fsl_queue->stats.submitted++;
+ return 0;
+ }
+ qdma_desc_sge_addr_set64(csgf_src, ft->phy_ssge);
+ csgf_src->extion = 1;
+ qdma_desc_sge_addr_set64(csgf_dest, ft->phy_dsge);
+ csgf_dest->extion = 1;
+ /* This entry is the last entry. */
+ csgf_dest->final = 1;
+ for (i = 0; i < num; i++) {
+ idx = (start + i) & (fsl_queue->pending_max - 1);
+ qdma_desc_sge_addr_set64(&ft->desc_ssge[i],
+ fsl_queue->pending_desc[idx].src);
+ ft->desc_ssge[i].length = fsl_queue->pending_desc[idx].len;
+ ft->desc_ssge[i].final = 0;
+ qdma_desc_sge_addr_set64(&ft->desc_dsge[i],
+ fsl_queue->pending_desc[idx].dst);
+ ft->desc_dsge[i].length = fsl_queue->pending_desc[idx].len;
+ ft->desc_dsge[i].final = 0;
+ total_len += fsl_queue->pending_desc[idx].len;
+ }
+ ft->desc_ssge[num - 1].final = 1;
+ ft->desc_dsge[num - 1].final = 1;
+ csgf_src->length = total_len;
+ csgf_dest->length = total_len;
+#ifdef RTE_DMA_DPAA_ERRATA_ERR050757
+ if (total_len > FSL_QDMA_CMD_SSS_DISTANCE) {
+ sdf->ssen = 1;
+ sdf->sss = FSL_QDMA_CMD_SSS_STRIDE;
+ sdf->ssd = FSL_QDMA_CMD_SSS_DISTANCE;
} else {
- fsl_queue->pending++;
+ sdf->sss = 0;
+ sdf->ssd = 0;
}
+#endif
+ ret = fsl_qdma_enqueue_desc_to_ring(fsl_queue, 1);
+ if (ret)
+ return ret;
+
+ fsl_queue->ci = (fsl_queue->ci + 1) & (fsl_queue->n_cq - 1);
- if (fsl_queue->ci)
- return fsl_queue->ci - 1;
- else
- return fsl_queue->n_cq;
+ qdma_writel(fsl_queue->le_cqmr | FSL_QDMA_BCQMR_EI,
+ block + FSL_QDMA_BCQMR(fsl_queue->queue_id));
+ fsl_queue->stats.submitted++;
+
+ fsl_queue->pending_start =
+ (start + num) & (fsl_queue->pending_max - 1);
+ fsl_queue->pending_num = 0;
+
+ return 0;
}
static int
@@ -564,8 +873,9 @@ dpaa_info_get(const struct rte_dma_dev *dev, struct rte_dma_info *dev_info,
dev_info->dev_capa = RTE_DMA_CAPA_MEM_TO_MEM |
RTE_DMA_CAPA_SILENT | RTE_DMA_CAPA_OPS_COPY;
+ dev_info->dev_capa |= RTE_DMA_CAPA_DPAAX_QDMA_FLAGS_INDEX;
dev_info->max_vchans = fsl_qdma->n_queues;
- dev_info->max_desc = QDMA_QUEUE_SIZE;
+ dev_info->max_desc = FSL_QDMA_MAX_DESC_NUM;
dev_info->min_desc = QDMA_QUEUE_SIZE;
return 0;
@@ -651,16 +961,11 @@ dpaa_qdma_submit(void *dev_private, uint16_t vchan)
{
struct fsl_qdma_engine *fsl_qdma = dev_private;
struct fsl_qdma_queue *fsl_queue = fsl_qdma->chan[vchan];
- void *block = fsl_queue->block_vir;
- while (fsl_queue->pending) {
- qdma_writel(fsl_queue->le_cqmr | FSL_QDMA_BCQMR_EI,
- block + FSL_QDMA_BCQMR(fsl_queue->queue_id));
- fsl_queue->pending--;
- fsl_queue->stats.submitted++;
- }
+ if (!fsl_queue->pending_num)
+ return 0;
- return 0;
+ return fsl_qdma_enqueue_desc(fsl_queue);
}
static int
@@ -670,9 +975,86 @@ dpaa_qdma_enqueue(void *dev_private, uint16_t vchan,
{
struct fsl_qdma_engine *fsl_qdma = dev_private;
struct fsl_qdma_queue *fsl_queue = fsl_qdma->chan[vchan];
+ uint16_t start = fsl_queue->pending_start;
+ uint8_t pending = fsl_queue->pending_num;
+ uint16_t idx;
int ret;
- ret = fsl_qdma_enqueue_desc(fsl_queue, flags, dst, src, length);
+ if (pending >= FSL_QDMA_SG_MAX_ENTRY) {
+ DPAA_QDMA_ERR("Too many pending jobs on queue%d",
+ vchan);
+ return -ENOSPC;
+ }
+ idx = (start + pending) & (fsl_queue->pending_max - 1);
+
+ fsl_queue->pending_desc[idx].src = src;
+ fsl_queue->pending_desc[idx].dst = dst;
+ fsl_queue->pending_desc[idx].flag =
+ DPAA_QDMA_IDX_FROM_FLAG(flags);
+ fsl_queue->pending_desc[idx].len = length;
+ fsl_queue->pending_num++;
+
+ if (!(flags & RTE_DMA_OP_FLAG_SUBMIT))
+ return idx;
+
+ ret = fsl_qdma_enqueue_desc(fsl_queue);
+ if (!ret)
+ return fsl_queue->pending_start;
+
+ return ret;
+}
+
+static int
+dpaa_qdma_copy_sg(void *dev_private,
+ uint16_t vchan,
+ const struct rte_dma_sge *src,
+ const struct rte_dma_sge *dst,
+ uint16_t nb_src, uint16_t nb_dst,
+ uint64_t flags)
+{
+ int ret;
+ uint16_t i, start, idx;
+ struct fsl_qdma_engine *fsl_qdma = dev_private;
+ struct fsl_qdma_queue *fsl_queue = fsl_qdma->chan[vchan];
+ const uint16_t *idx_addr = NULL;
+
+ if (unlikely(nb_src != nb_dst)) {
+ DPAA_QDMA_ERR("%s: nb_src(%d) != nb_dst(%d) on queue%d",
+ __func__, nb_src, nb_dst, vchan);
+ return -EINVAL;
+ }
+
+ if ((fsl_queue->pending_num + nb_src) > FSL_QDMA_SG_MAX_ENTRY) {
+ DPAA_QDMA_ERR("Too many pending jobs on queue%d",
+ vchan);
+ return -ENOSPC;
+ }
+ start = fsl_queue->pending_start + fsl_queue->pending_num;
+ start = start & (fsl_queue->pending_max - 1);
+ idx = start;
+
+ idx_addr = DPAA_QDMA_IDXADDR_FROM_SG_FLAG(flags);
+
+ for (i = 0; i < nb_src; i++) {
+ if (unlikely(src[i].length != dst[i].length)) {
+ DPAA_QDMA_ERR("src.len(%d) != dst.len(%d)",
+ src[i].length, dst[i].length);
+ return -EINVAL;
+ }
+ idx = (start + i) & (fsl_queue->pending_max - 1);
+ fsl_queue->pending_desc[idx].src = src[i].addr;
+ fsl_queue->pending_desc[idx].dst = dst[i].addr;
+ fsl_queue->pending_desc[idx].len = dst[i].length;
+ fsl_queue->pending_desc[idx].flag = idx_addr[i];
+ }
+ fsl_queue->pending_num += nb_src;
+
+ if (!(flags & RTE_DMA_OP_FLAG_SUBMIT))
+ return idx;
+
+ ret = fsl_qdma_enqueue_desc(fsl_queue);
+ if (!ret)
+ return fsl_queue->pending_start;
return ret;
}
@@ -683,7 +1065,7 @@ dpaa_qdma_block_dequeue(struct fsl_qdma_engine *fsl_qdma,
{
struct fsl_qdma_status_queue *stat_queue;
struct fsl_qdma_queue *cmd_queue;
- struct fsl_qdma_format *cq;
+ struct fsl_qdma_comp_cmd_desc *cq;
uint16_t start, count = 0;
uint8_t qid;
int ret;
@@ -697,9 +1079,6 @@ dpaa_qdma_block_dequeue(struct fsl_qdma_engine *fsl_qdma,
if (ret == true) {
cmd_queue = &fsl_qdma->cmd_queues[block_id][qid];
cmd_queue->stats.completed++;
- cmd_queue->complete++;
- if (unlikely(cmd_queue->complete == cmd_queue->n_cq))
- cmd_queue->complete = 0;
start++;
if (unlikely(start == stat_queue->n_cq))
start = 0;
@@ -713,16 +1092,81 @@ dpaa_qdma_block_dequeue(struct fsl_qdma_engine *fsl_qdma,
return count;
}
+static int
+dpaa_qdma_err_handle(struct fsl_qdma_err_reg *reg)
+{
+ struct fsl_qdma_err_reg local;
+ size_t i, offset = 0;
+ char err_msg[512];
+
+ local.dedr_be = rte_read32(®->dedr_be);
+ if (!local.dedr_be)
+ return 0;
+ offset = sprintf(err_msg, "ERR detected:\n");
+ if (local.dedr.ere) {
+ offset += sprintf(&err_msg[offset],
+ " ere(Enqueue rejection error)\n");
+ }
+ if (local.dedr.dde) {
+ offset += sprintf(&err_msg[offset],
+ " dde(Destination descriptor error)\n");
+ }
+ if (local.dedr.sde) {
+ offset += sprintf(&err_msg[offset],
+ " sde(Source descriptor error)\n");
+ }
+ if (local.dedr.cde) {
+ offset += sprintf(&err_msg[offset],
+ " cde(Command descriptor error)\n");
+ }
+ if (local.dedr.wte) {
+ offset += sprintf(&err_msg[offset],
+ " wte(Write transaction error)\n");
+ }
+ if (local.dedr.rte) {
+ offset += sprintf(&err_msg[offset],
+ " rte(Read transaction error)\n");
+ }
+ if (local.dedr.me) {
+ offset += sprintf(&err_msg[offset],
+ " me(Multiple errors of the same type)\n");
+ }
+ DPAA_QDMA_ERR("%s", err_msg);
+ for (i = 0; i < FSL_QDMA_DECCD_ERR_NUM; i++) {
+ local.deccd_le[FSL_QDMA_DECCD_ERR_NUM - 1 - i] =
+ QDMA_IN(®->deccd_le[i]);
+ }
+ local.deccqidr_be = rte_read32(®->deccqidr_be);
+ local.decbr = rte_read32(®->decbr);
+
+ offset = sprintf(err_msg, "ERR command:\n");
+ offset += sprintf(&err_msg[offset],
+ " status: %02x, ser: %d, offset:%d, fmt: %02x\n",
+ local.err_cmd.status, local.err_cmd.ser,
+ local.err_cmd.offset, local.err_cmd.format);
+ offset += sprintf(&err_msg[offset],
+ " address: 0x%"PRIx64", queue: %d, dd: %02x\n",
+ (uint64_t)local.err_cmd.addr_hi << 32 |
+ local.err_cmd.addr_lo,
+ local.err_cmd.queue, local.err_cmd.dd);
+ DPAA_QDMA_ERR("%s", err_msg);
+ DPAA_QDMA_ERR("ERR command block: %d, queue: %d\n",
+ local.deccqidr.block, local.deccqidr.queue);
+
+ rte_write32(local.dedr_be, ®->dedr_be);
+
+ return -EIO;
+}
+
static uint16_t
dpaa_qdma_dequeue_status(void *dev_private, uint16_t vchan,
const uint16_t nb_cpls, uint16_t *last_idx,
enum rte_dma_status_code *st)
{
struct fsl_qdma_engine *fsl_qdma = dev_private;
- int ret;
+ int ret, err;
struct fsl_qdma_queue *fsl_queue = fsl_qdma->chan[vchan];
void *status = fsl_qdma->status_base;
- int intr;
if (unlikely(fsl_qdma->is_silent)) {
DPAA_QDMA_WARN("Can't dq in silent mode\n");
@@ -734,55 +1178,27 @@ dpaa_qdma_dequeue_status(void *dev_private, uint16_t vchan,
fsl_queue->block_id);
} else {
ret = fsl_qdma_queue_transfer_complete(fsl_queue,
- nb_cpls, st);
+ nb_cpls, last_idx, st);
}
- if (!ret) {
- intr = qdma_readl_be(status + FSL_QDMA_DEDR);
- if (intr) {
-#ifdef CONFIG_RTE_DMA_DPAA_ERR_CHK
- DPAA_QDMA_ERR("DMA transaction error! %x\n", intr);
- intr = qdma_readl(status + FSL_QDMA_DECFDW0R);
- DPAA_QDMA_INFO("reg FSL_QDMA_DECFDW0R %x\n", intr);
- intr = qdma_readl(status + FSL_QDMA_DECFDW1R);
- DPAA_QDMA_INFO("reg FSL_QDMA_DECFDW1R %x\n", intr);
- intr = qdma_readl(status + FSL_QDMA_DECFDW2R);
- DPAA_QDMA_INFO("reg FSL_QDMA_DECFDW2R %x\n", intr);
- intr = qdma_readl(status + FSL_QDMA_DECFDW3R);
- DPAA_QDMA_INFO("reg FSL_QDMA_DECFDW3R %x\n", intr);
- intr = qdma_readl(status + FSL_QDMA_DECFQIDR);
- DPAA_QDMA_INFO("reg FSL_QDMA_DECFQIDR %x\n", intr);
- intr = qdma_readl(status + FSL_QDMA_DECBR);
- DPAA_QDMA_INFO("reg FSL_QDMA_DECBR %x\n", intr);
-#endif
- qdma_writel_be(0xbf,
- status + FSL_QDMA_DEDR);
+ if (s_hw_err_check) {
+ err = dpaa_qdma_err_handle(status +
+ FSL_QDMA_ERR_REG_STATUS_OFFSET);
+ if (err)
fsl_queue->stats.errors++;
- }
- }
-
- if (last_idx) {
- if (unlikely(!fsl_queue->complete))
- *last_idx = fsl_queue->n_cq - 1;
- else
- *last_idx = fsl_queue->complete - 1;
}
return ret;
}
-
static uint16_t
dpaa_qdma_dequeue(void *dev_private,
uint16_t vchan, const uint16_t nb_cpls,
uint16_t *last_idx, bool *has_error)
{
struct fsl_qdma_engine *fsl_qdma = dev_private;
- int ret;
+ int ret, err;
struct fsl_qdma_queue *fsl_queue = fsl_qdma->chan[vchan];
-#ifdef CONFIG_RTE_DMA_DPAA_ERR_CHK
void *status = fsl_qdma->status_base;
- int intr;
-#endif
if (unlikely(fsl_qdma->is_silent)) {
DPAA_QDMA_WARN("Can't dq in silent mode\n");
@@ -796,39 +1212,17 @@ dpaa_qdma_dequeue(void *dev_private,
fsl_queue->block_id);
} else {
ret = fsl_qdma_queue_transfer_complete(fsl_queue,
- nb_cpls, NULL);
+ nb_cpls, last_idx, NULL);
}
-#ifdef CONFIG_RTE_DMA_DPAA_ERR_CHK
- if (!ret) {
- intr = qdma_readl_be(status + FSL_QDMA_DEDR);
- if (intr) {
- DPAA_QDMA_ERR("DMA transaction error! %x\n", intr);
- intr = qdma_readl(status + FSL_QDMA_DECFDW0R);
- DPAA_QDMA_INFO("reg FSL_QDMA_DECFDW0R %x\n", intr);
- intr = qdma_readl(status + FSL_QDMA_DECFDW1R);
- DPAA_QDMA_INFO("reg FSL_QDMA_DECFDW1R %x\n", intr);
- intr = qdma_readl(status + FSL_QDMA_DECFDW2R);
- DPAA_QDMA_INFO("reg FSL_QDMA_DECFDW2R %x\n", intr);
- intr = qdma_readl(status + FSL_QDMA_DECFDW3R);
- DPAA_QDMA_INFO("reg FSL_QDMA_DECFDW3R %x\n", intr);
- intr = qdma_readl(status + FSL_QDMA_DECFQIDR);
- DPAA_QDMA_INFO("reg FSL_QDMA_DECFQIDR %x\n", intr);
- intr = qdma_readl(status + FSL_QDMA_DECBR);
- DPAA_QDMA_INFO("reg FSL_QDMA_DECBR %x\n", intr);
- qdma_writel_be(0xbf,
- status + FSL_QDMA_DEDR);
- intr = qdma_readl(status + FSL_QDMA_DEDR);
- *has_error = true;
+ if (s_hw_err_check) {
+ err = dpaa_qdma_err_handle(status +
+ FSL_QDMA_ERR_REG_STATUS_OFFSET);
+ if (err) {
+ if (has_error)
+ *has_error = true;
fsl_queue->stats.errors++;
}
}
-#endif
- if (last_idx) {
- if (unlikely(!fsl_queue->complete))
- *last_idx = fsl_queue->n_cq - 1;
- else
- *last_idx = fsl_queue->complete - 1;
- }
return ret;
}
@@ -868,7 +1262,7 @@ dpaa_qdma_burst_capacity(const void *dev_private, uint16_t vchan)
const struct fsl_qdma_engine *fsl_qdma = dev_private;
struct fsl_qdma_queue *fsl_queue = fsl_qdma->chan[vchan];
- return fsl_queue->n_cq - fsl_queue->pending;
+ return fsl_queue->pending_max - fsl_queue->pending_num;
}
static struct rte_dma_dev_ops dpaa_qdma_ops = {
@@ -891,6 +1285,15 @@ dpaa_qdma_init(struct rte_dma_dev *dmadev)
int ret;
uint32_t i, j, k;
+ if (getenv("DPAA_QDMA_DATA_VALIDATION"))
+ s_data_validation = 1;
+
+ if (getenv("DPAA_QDMA_HW_ERR_CHECK"))
+ s_hw_err_check = 1;
+
+ if (getenv("DPAA_QDMA_SG_DISABLE"))
+ s_sg_disable = 1;
+
fsl_qdma->n_queues = QDMA_QUEUES * QDMA_BLOCKS;
fsl_qdma->num_blocks = QDMA_BLOCKS;
fsl_qdma->block_offset = QDMA_BLOCK_OFFSET;
@@ -981,6 +1384,7 @@ dpaa_qdma_probe(__rte_unused struct rte_dpaa_driver *dpaa_drv,
dmadev->device = &dpaa_dev->device;
dmadev->fp_obj->dev_private = dmadev->data->dev_private;
dmadev->fp_obj->copy = dpaa_qdma_enqueue;
+ dmadev->fp_obj->copy_sg = dpaa_qdma_copy_sg;
dmadev->fp_obj->submit = dpaa_qdma_submit;
dmadev->fp_obj->completed = dpaa_qdma_dequeue;
dmadev->fp_obj->completed_status = dpaa_qdma_dequeue_status;
diff --git a/drivers/dma/dpaa/dpaa_qdma.h b/drivers/dma/dpaa/dpaa_qdma.h
index da2dbf36c9..9d8d9e865d 100644
--- a/drivers/dma/dpaa/dpaa_qdma.h
+++ b/drivers/dma/dpaa/dpaa_qdma.h
@@ -83,29 +83,15 @@
#define FSL_QDMA_CIRCULAR_DESC_SIZE_MAX 16384
#define FSL_QDMA_QUEUE_NUM_MAX 8
+#define FSL_QDMA_COMP_SG_FORMAT 0x1
+
#define FSL_QDMA_CMD_RWTTYPE 0x4
#define FSL_QDMA_CMD_LWC 0x2
-#define FSL_QDMA_CMD_RWTTYPE_OFFSET 28
-#define FSL_QDMA_CMD_LWC_OFFSET 16
-#define FSL_QDMA_CMD_PF BIT(17)
-
-#define FSL_QDMA_CMD_SSEN BIT(19)
#define FSL_QDMA_CFG_SSS_OFFSET 12
#define FSL_QDMA_CMD_SSS_STRIDE 128
#define FSL_QDMA_CMD_SSS_DISTANCE 128
-#define QDMA_CCDF_STATUS 20
-#define QDMA_CCDF_OFFSET 20
-#define QDMA_CCDF_MASK GENMASK(28, 20)
-#define QDMA_CCDF_FOTMAT BIT(29)
-#define QDMA_CCDF_SER BIT(30)
-
-#define QDMA_SG_FIN BIT(30)
-#define QDMA_SG_LEN_MASK GENMASK(29, 0)
-
-#define COMMAND_QUEUE_OVERFLOW 10
-
/* qdma engine attribute */
#define QDMA_QUEUE_SIZE FSL_QDMA_CIRCULAR_DESC_SIZE_MIN
#define QDMA_STATUS_SIZE QDMA_QUEUE_SIZE
@@ -132,64 +118,160 @@
(((fsl_qdma_engine)->block_offset) * (x))
/* qDMA Command Descriptor Formats */
-struct fsl_qdma_format {
- uint32_t status; /* ser, status */
- uint32_t cfg; /* format, offset */
- union {
- struct {
- uint32_t addr_lo; /* low 32-bits of 40-bit address */
- uint8_t addr_hi; /* high 8-bits of 40-bit address */
- uint8_t __reserved1[2];
- uint8_t queue:3;
- uint8_t rsv:3;
- uint8_t dd:2;
- };
- uint64_t data;
- };
-};
+struct fsl_qdma_comp_cmd_desc {
+ uint8_t status;
+ uint32_t rsv0:22;
+ uint32_t ser:1;
+ uint32_t rsv1:21;
+ uint32_t offset:9;
+ uint32_t format:3;
+ uint32_t addr_lo;
+ uint8_t addr_hi;
+ uint16_t rsv3;
+ uint8_t queue:3;
+ uint8_t rsv4:3;
+ uint8_t dd:2;
+} __rte_packed;
+
+struct fsl_qdma_comp_sg_desc {
+ uint32_t offset:13;
+ uint32_t rsv0:19;
+ uint32_t length:30;
+ uint32_t final:1;
+ uint32_t extion:1;
+ uint32_t addr_lo;
+ uint8_t addr_hi;
+ uint32_t rsv1:24;
+} __rte_packed;
-/* qDMA Source Descriptor Format */
struct fsl_qdma_sdf {
- uint32_t rev3;
- uint32_t cfg; /* rev4, bit[0-11] - ssd, bit[12-23] sss */
- uint32_t rev5;
- uint32_t cmd;
-};
+ uint32_t rsv0;
+ uint32_t ssd:12;
+ uint32_t sss:12;
+ uint32_t rsv1:8;
+ uint32_t rsv2;
+
+ uint32_t rsv3:17;
+ uint32_t prefetch:1;
+ uint32_t rsv4:1;
+ uint32_t ssen:1;
+ uint32_t rthrotl:4;
+ uint32_t sqos:3;
+ uint32_t ns:1;
+ uint32_t srttype:4;
+} __rte_packed;
-/* qDMA Destination Descriptor Format */
struct fsl_qdma_ddf {
- uint32_t rev1;
- uint32_t cfg; /* rev2, bit[0-11] - dsd, bit[12-23] - dss */
- uint32_t rev3;
- uint32_t cmd;
-};
+ uint32_t rsv0;
+ uint32_t dsd:12;
+ uint32_t dss:12;
+ uint32_t rsv1:8;
+ uint32_t rsv2;
+
+ uint16_t rsv3;
+ uint32_t lwc:2;
+ uint32_t rsv4:1;
+ uint32_t dsen:1;
+ uint32_t wthrotl:4;
+ uint32_t dqos:3;
+ uint32_t ns:1;
+ uint32_t dwttype:4;
+} __rte_packed;
struct fsl_qdma_df {
struct fsl_qdma_sdf sdf;
struct fsl_qdma_ddf ddf;
};
+#define FSL_QDMA_SG_MAX_ENTRY RTE_DPAAX_QDMA_JOB_SUBMIT_MAX
+#define FSL_QDMA_MAX_DESC_NUM (FSL_QDMA_SG_MAX_ENTRY * QDMA_QUEUE_SIZE)
struct fsl_qdma_cmpd_ft {
- struct fsl_qdma_format desc_buf;
- struct fsl_qdma_format desc_sbuf;
- struct fsl_qdma_format desc_dbuf;
+ struct fsl_qdma_comp_sg_desc desc_buf;
+ struct fsl_qdma_comp_sg_desc desc_sbuf;
+ struct fsl_qdma_comp_sg_desc desc_dbuf;
+ uint64_t cache_align[2];
+ struct fsl_qdma_comp_sg_desc desc_ssge[FSL_QDMA_SG_MAX_ENTRY];
+ struct fsl_qdma_comp_sg_desc desc_dsge[FSL_QDMA_SG_MAX_ENTRY];
+ uint64_t phy_ssge;
+ uint64_t phy_dsge;
+} __rte_packed;
+
+#define FSL_QDMA_ERR_REG_STATUS_OFFSET 0xe00
+
+struct fsl_qdma_dedr_reg {
+ uint32_t me:1;
+ uint32_t rsv0:1;
+ uint32_t rte:1;
+ uint32_t wte:1;
+ uint32_t cde:1;
+ uint32_t sde:1;
+ uint32_t dde:1;
+ uint32_t ere:1;
+ uint32_t rsv1:24;
+};
+
+struct fsl_qdma_deccqidr_reg {
+ uint32_t rsv:27;
+ uint32_t block:2;
+ uint32_t queue:3;
+};
+
+#define FSL_QDMA_DECCD_ERR_NUM \
+ (sizeof(struct fsl_qdma_comp_cmd_desc) / sizeof(uint32_t))
+
+struct fsl_qdma_err_reg {
+ uint32_t deier;
+ union {
+ rte_be32_t dedr_be;
+ struct fsl_qdma_dedr_reg dedr;
+ };
+ uint32_t rsv0[2];
+ union {
+ rte_le32_t deccd_le[FSL_QDMA_DECCD_ERR_NUM];
+ struct fsl_qdma_comp_cmd_desc err_cmd;
+ };
+ uint32_t rsv1[4];
+ union {
+ rte_be32_t deccqidr_be;
+ struct fsl_qdma_deccqidr_reg deccqidr;
+ };
+ rte_be32_t decbr;
+};
+
+#define DPAA_QDMA_IDXADDR_FROM_SG_FLAG(flag) \
+ ((void *)((flag) - ((flag) & RTE_DPAAX_QDMA_SG_IDX_ADDR_MASK)))
+
+#define DPAA_QDMA_IDX_FROM_FLAG(flag) \
+ ((flag) >> RTE_DPAAX_QDMA_COPY_IDX_OFFSET)
+
+struct fsl_qdma_desc {
+ rte_iova_t src;
+ rte_iova_t dst;
+ uint64_t flag;
+ uint64_t len;
};
struct fsl_qdma_queue {
- struct fsl_qdma_format *cmd_desc;
int used;
struct fsl_qdma_cmpd_ft **ft;
uint16_t ci;
- uint16_t complete;
+ struct rte_ring *complete_burst;
+ struct rte_ring *complete_desc;
+ struct rte_ring *complete_pool;
uint16_t n_cq;
uint8_t block_id;
uint8_t queue_id;
uint8_t channel_id;
void *block_vir;
uint32_t le_cqmr;
- struct fsl_qdma_format *cq;
+ struct fsl_qdma_comp_cmd_desc *cq;
+ uint16_t desc_in_hw[QDMA_QUEUE_SIZE];
struct rte_dma_stats stats;
- uint8_t pending;
+ struct fsl_qdma_desc *pending_desc;
+ uint16_t pending_max;
+ uint16_t pending_start;
+ uint8_t pending_num;
+ uint16_t complete_start;
dma_addr_t bus_addr;
struct fsl_qdma_df **df;
void *engine;
@@ -200,7 +282,7 @@ struct fsl_qdma_status_queue {
uint16_t complete;
uint8_t block_id;
void *block_vir;
- struct fsl_qdma_format *cq;
+ struct fsl_qdma_comp_cmd_desc *cq;
struct rte_dma_stats stats;
dma_addr_t bus_addr;
void *engine;
--
2.25.1
next prev parent reply other threads:[~2024-07-22 12:01 UTC|newest]
Thread overview: 173+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-19 10:00 [PATCH 01/30] dma/dpaa2: configure route by port by PCIe port param Gagandeep Singh
2024-07-19 10:00 ` [PATCH 02/30] dma/dpaa2: support multiple HW queues Gagandeep Singh
2024-07-19 10:00 ` [PATCH 03/30] dma/dpaa2: adapt DMA driver API Gagandeep Singh
2024-07-19 10:01 ` [PATCH 04/30] dma/dpaa2: multiple process support Gagandeep Singh
2024-07-19 10:01 ` [PATCH 05/30] dma/dpaa2: add sanity check for SG entry Gagandeep Singh
2024-07-19 10:01 ` [PATCH 06/30] dma/dpaa2: include DPAA2 specific header files Gagandeep Singh
2024-07-19 10:01 ` [PATCH 07/30] dma/dpaa2: borrow flags of DMA operation to pass job context Gagandeep Singh
2024-07-19 10:01 ` [PATCH 08/30] bus/fslmc: enhance the qbman dq storage logic Gagandeep Singh
2024-07-19 10:01 ` [PATCH 09/30] dma/dpaa2: add short FD support Gagandeep Singh
2024-07-19 10:01 ` [PATCH 10/30] dma/dpaa2: limit the max descriptor number Gagandeep Singh
2024-07-19 10:01 ` [PATCH 11/30] dma/dpaa2: change the DMA copy return value Gagandeep Singh
2024-07-19 10:01 ` [PATCH 12/30] dma/dpaa2: move the qdma header to common place Gagandeep Singh
2024-07-19 10:01 ` [PATCH 13/30] dma/dpaa: support multi channels Gagandeep Singh
2024-07-19 10:01 ` [PATCH 14/30] dma/dpaa: fix job enqueue Gagandeep Singh
2024-07-19 10:01 ` [PATCH 15/30] dma/dpaa: add burst capacity API Gagandeep Singh
2024-07-19 10:01 ` [PATCH 16/30] dma/dpaa: add workaround for ERR050757 Gagandeep Singh
2024-07-19 10:01 ` [PATCH 17/30] dma/dpaa: qdma stall workaround for ERR050265 Gagandeep Singh
2024-07-19 10:01 ` [PATCH 18/30] dma/dpaa: remove unwanted desc Gagandeep Singh
2024-07-19 10:01 ` [PATCH 19/30] dma/dpaa: data path optimization Gagandeep Singh
2024-07-19 10:01 ` [PATCH 20/30] dma/dpaa: refactor driver Gagandeep Singh
2024-07-19 10:01 ` [PATCH 21/30] dma/dpaa: dequeue status queue Gagandeep Singh
2024-07-19 10:01 ` [PATCH 22/30] dma/dpaa: add Scatter Gather support Gagandeep Singh
2024-07-19 10:01 ` [PATCH 23/30] dma/dpaa: block dequeue Gagandeep Singh
2024-07-19 10:01 ` [PATCH 24/30] dma/dpaa: improve congestion handling Gagandeep Singh
2024-07-19 10:01 ` [PATCH 25/30] dma/dpaa: disable SG descriptor as default Gagandeep Singh
2024-07-19 10:01 ` [PATCH 26/30] dma/dpaa: improve ERRATA workaround solution Gagandeep Singh
2024-07-19 10:01 ` [PATCH 27/30] dma/dpaa: improve silent mode support Gagandeep Singh
2024-07-19 10:01 ` [PATCH 28/30] dma/dpaa: support multiple SG copies Gagandeep Singh
2024-07-19 10:01 ` [PATCH 29/30] dma/dpaa: support max SG entry size Gagandeep Singh
2024-07-19 10:01 ` [PATCH 30/30] bus/dpaa: add port bmi stats Gagandeep Singh
2024-07-22 11:58 ` [v2 00/30] NXP DMA driver fixes and Enhancements Gagandeep Singh
2024-07-22 11:58 ` [v2 01/30] dma/dpaa2: configure route by port by PCIe port param Gagandeep Singh
2024-07-22 11:58 ` [v2 02/30] dma/dpaa2: support multiple HW queues Gagandeep Singh
2024-07-22 11:58 ` [v2 03/30] dma/dpaa2: adapt DMA driver API Gagandeep Singh
2024-07-22 11:58 ` [v2 04/30] dma/dpaa2: multiple process support Gagandeep Singh
2024-07-22 11:58 ` [v2 05/30] dma/dpaa2: add sanity check for SG entry Gagandeep Singh
2024-07-22 11:58 ` [v2 06/30] dma/dpaa2: include DPAA2 specific header files Gagandeep Singh
2024-07-22 11:58 ` [v2 07/30] dma/dpaa2: borrow flags of DMA operation to pass job context Gagandeep Singh
2024-07-22 11:58 ` [v2 08/30] bus/fslmc: enhance the qbman dq storage logic Gagandeep Singh
2024-07-22 11:58 ` [v2 09/30] dma/dpaa2: add short FD support Gagandeep Singh
2024-07-22 11:58 ` [v2 10/30] dma/dpaa2: limit the max descriptor number Gagandeep Singh
2024-07-22 11:58 ` [v2 11/30] dma/dpaa2: change the DMA copy return value Gagandeep Singh
2024-07-22 11:58 ` [v2 12/30] dma/dpaa2: move the qdma header to common place Gagandeep Singh
2024-07-22 11:58 ` [v2 13/30] dma/dpaa: support multi channels Gagandeep Singh
2024-07-22 11:58 ` [v2 14/30] dma/dpaa: fix job enqueue Gagandeep Singh
2024-07-22 11:58 ` [v2 15/30] dma/dpaa: add burst capacity API Gagandeep Singh
2024-07-22 11:58 ` [v2 16/30] dma/dpaa: add workaround for ERR050757 Gagandeep Singh
2024-07-22 11:58 ` [v2 17/30] dma/dpaa: qdma stall workaround for ERR050265 Gagandeep Singh
2024-07-22 11:58 ` [v2 18/30] dma/dpaa: remove unwanted desc Gagandeep Singh
2024-07-22 11:58 ` [v2 19/30] dma/dpaa: data path optimization Gagandeep Singh
2024-07-22 11:58 ` [v2 20/30] dma/dpaa: refactor driver Gagandeep Singh
2024-07-22 11:58 ` [v2 21/30] dma/dpaa: dequeue status queue Gagandeep Singh
2024-07-22 11:58 ` Gagandeep Singh [this message]
2024-07-22 11:58 ` [v2 23/30] dma/dpaa: block dequeue Gagandeep Singh
2024-07-22 11:58 ` [v2 24/30] dma/dpaa: improve congestion handling Gagandeep Singh
2024-07-22 11:58 ` [v2 25/30] dma/dpaa: disable SG descriptor as default Gagandeep Singh
2024-07-22 11:58 ` [v2 26/30] dma/dpaa: improve ERRATA workaround solution Gagandeep Singh
2024-07-22 11:58 ` [v2 27/30] dma/dpaa: improve silent mode support Gagandeep Singh
2024-07-22 11:58 ` [v2 28/30] dma/dpaa: support multiple SG copies Gagandeep Singh
2024-07-22 11:58 ` [v2 29/30] dma/dpaa: support max SG entry size Gagandeep Singh
2024-07-22 11:58 ` [v2 30/30] bus/dpaa: add port bmi stats Gagandeep Singh
2024-07-22 16:39 ` [v3 00/30] NXP DMA driver fixes and Enhancements Gagandeep Singh
2024-07-22 16:39 ` [v3 01/30] dma/dpaa2: configure route by port by PCIe port param Gagandeep Singh
2024-10-08 7:22 ` [v4 00/15] NXP DMA driver fixes and Enhancements Gagandeep Singh
2024-10-08 7:22 ` [v4 01/15] dma/dpaa2: configure route by port by PCIe port param Gagandeep Singh
2024-10-08 10:57 ` [v5 00/15] NXP DMA driver fixes and Enhancements Gagandeep Singh
2024-10-08 10:57 ` [v5 01/15] dma/dpaa2: configure route by port by PCIe port param Gagandeep Singh
2024-10-14 9:36 ` [v6 00/15] NXP DMA driver fixes and Enhancements Gagandeep Singh
2024-10-14 9:36 ` [v6 01/15] dma/dpaa2: configure route by port by PCIe port param Gagandeep Singh
2024-10-14 9:36 ` [v6 02/15] dma/dpaa2: refactor driver code Gagandeep Singh
2024-10-14 9:36 ` [v6 03/15] bus/fslmc: enhance the qbman dq storage logic Gagandeep Singh
2024-10-14 9:36 ` [v6 04/15] dma/dpaa2: add short FD support Gagandeep Singh
2024-10-14 9:36 ` [v6 05/15] dma/dpaa2: limit the max descriptor number Gagandeep Singh
2024-10-14 9:36 ` [v6 06/15] dma/dpaa2: change the DMA copy return value Gagandeep Singh
2024-10-14 9:36 ` [v6 07/15] dma/dpaa2: move the qdma header to common place Gagandeep Singh
2024-10-14 9:36 ` [v6 08/15] dma/dpaa: refactor driver Gagandeep Singh
2024-10-15 2:59 ` Stephen Hemminger
2024-10-14 9:36 ` [v6 09/15] dma/dpaa: support burst capacity API Gagandeep Singh
2024-10-14 9:36 ` [v6 10/15] dma/dpaa: add silent mode support Gagandeep Singh
2024-10-14 9:36 ` [v6 11/15] dma/dpaa: add workaround for ERR050757 Gagandeep Singh
2024-10-14 9:36 ` [v6 12/15] dma/dpaa: qdma stall workaround for ERR050265 Gagandeep Singh
2024-10-14 9:36 ` [v6 13/15] dma/dpaa: add Scatter Gather support Gagandeep Singh
2024-10-14 9:36 ` [v6 14/15] dma/dpaa: add DMA error checks Gagandeep Singh
2024-10-14 9:36 ` [v6 15/15] bus/dpaa: add port bmi stats Gagandeep Singh
2024-10-15 7:13 ` [v7 00/15] NXP DMA driver fixes and Enhancements Gagandeep Singh
2024-10-15 7:13 ` [v7 01/15] dma/dpaa2: configure route by port by PCIe port param Gagandeep Singh
2024-10-15 7:13 ` [v7 02/15] dma/dpaa2: refactor driver code Gagandeep Singh
2024-10-15 22:11 ` Stephen Hemminger
2024-10-16 5:09 ` Hemant Agrawal
2024-10-16 5:13 ` Stephen Hemminger
2024-10-16 5:15 ` Hemant Agrawal
2024-11-09 13:37 ` Thomas Monjalon
2024-11-09 13:51 ` Thomas Monjalon
2024-11-09 15:13 ` Thomas Monjalon
2024-10-15 7:13 ` [v7 03/15] bus/fslmc: enhance the qbman dq storage logic Gagandeep Singh
2024-10-15 7:13 ` [v7 04/15] dma/dpaa2: add short FD support Gagandeep Singh
2024-10-15 7:13 ` [v7 05/15] dma/dpaa2: limit the max descriptor number Gagandeep Singh
2024-10-15 7:13 ` [v7 06/15] dma/dpaa2: change the DMA copy return value Gagandeep Singh
2024-10-15 7:13 ` [v7 07/15] dma/dpaa2: move the qdma header to common place Gagandeep Singh
2024-11-09 15:19 ` Thomas Monjalon
2024-10-15 7:13 ` [v7 08/15] dma/dpaa: refactor driver Gagandeep Singh
2024-11-09 14:27 ` Thomas Monjalon
2024-10-15 7:13 ` [v7 09/15] dma/dpaa: support burst capacity API Gagandeep Singh
2024-10-15 7:13 ` [v7 10/15] dma/dpaa: add silent mode support Gagandeep Singh
2024-10-15 7:13 ` [v7 11/15] dma/dpaa: add workaround for ERR050757 Gagandeep Singh
2024-11-09 15:10 ` Thomas Monjalon
2024-10-15 7:14 ` [v7 12/15] dma/dpaa: qdma stall workaround for ERR050265 Gagandeep Singh
2024-10-15 7:14 ` [v7 13/15] dma/dpaa: add Scatter Gather support Gagandeep Singh
2024-10-15 7:14 ` [v7 14/15] dma/dpaa: add DMA error checks Gagandeep Singh
2024-10-15 7:14 ` [v7 15/15] bus/dpaa: add port bmi stats Gagandeep Singh
2024-11-09 15:01 ` Thomas Monjalon
2024-11-09 15:34 ` [v7 00/15] NXP DMA driver fixes and Enhancements Thomas Monjalon
2024-10-08 10:57 ` [v5 02/15] dma/dpaa2: refactor driver code Gagandeep Singh
2024-10-08 10:57 ` [v5 03/15] bus/fslmc: enhance the qbman dq storage logic Gagandeep Singh
2024-10-08 10:57 ` [v5 04/15] dma/dpaa2: add short FD support Gagandeep Singh
2024-10-08 10:58 ` [v5 05/15] dma/dpaa2: limit the max descriptor number Gagandeep Singh
2024-10-08 10:58 ` [v5 06/15] dma/dpaa2: change the DMA copy return value Gagandeep Singh
2024-10-08 10:58 ` [v5 07/15] dma/dpaa2: move the qdma header to common place Gagandeep Singh
2024-10-08 10:58 ` [v5 08/15] dma/dpaa: refactor driver Gagandeep Singh
2024-10-08 10:58 ` [v5 09/15] dma/dpaa: support burst capacity API Gagandeep Singh
2024-10-08 10:58 ` [v5 10/15] dma/dpaa: add silent mode support Gagandeep Singh
2024-10-08 10:58 ` [v5 11/15] dma/dpaa: add workaround for ERR050757 Gagandeep Singh
2024-10-08 10:58 ` [v5 12/15] dma/dpaa: qdma stall workaround for ERR050265 Gagandeep Singh
2024-10-08 10:58 ` [v5 13/15] dma/dpaa: add Scatter Gather support Gagandeep Singh
2024-10-08 10:58 ` [v5 14/15] dma/dpaa: add DMA error checks Gagandeep Singh
2024-10-08 10:58 ` [v5 15/15] bus/dpaa: add port bmi stats Gagandeep Singh
2024-10-09 18:02 ` Stephen Hemminger
2024-10-08 7:22 ` [v4 02/15] dma/dpaa2: refactor driver code Gagandeep Singh
2024-10-08 7:22 ` [v4 03/15] bus/fslmc: enhance the qbman dq storage logic Gagandeep Singh
2024-10-08 7:22 ` [v4 04/15] dma/dpaa2: add short FD support Gagandeep Singh
2024-10-08 7:22 ` [v4 05/15] dma/dpaa2: limit the max descriptor number Gagandeep Singh
2024-10-08 7:22 ` [v4 06/15] dma/dpaa2: change the DMA copy return value Gagandeep Singh
2024-10-08 7:22 ` [v4 07/15] dma/dpaa2: move the qdma header to common place Gagandeep Singh
2024-10-08 7:22 ` [v4 08/15] dma/dpaa: refactor driver Gagandeep Singh
2024-10-08 7:23 ` [v4 09/15] dma/dpaa: support burst capacity API Gagandeep Singh
2024-10-08 7:23 ` [v4 10/15] dma/dpaa: add silent mode support Gagandeep Singh
2024-10-08 7:23 ` [v4 11/15] dma/dpaa: add workaround for ERR050757 Gagandeep Singh
2024-10-08 7:23 ` [v4 12/15] dma/dpaa: qdma stall workaround for ERR050265 Gagandeep Singh
2024-10-08 7:23 ` [v4 13/15] dma/dpaa: add Scatter Gather support Gagandeep Singh
2024-10-08 7:23 ` [v4 14/15] dma/dpaa: add DMA error checks Gagandeep Singh
2024-10-08 7:23 ` [v4 15/15] bus/dpaa: add port bmi stats Gagandeep Singh
2024-07-22 16:39 ` [v3 02/30] dma/dpaa2: support multiple HW queues Gagandeep Singh
2024-07-22 20:19 ` Stephen Hemminger
2024-10-07 20:51 ` Stephen Hemminger
2024-07-22 16:39 ` [v3 03/30] dma/dpaa2: adapt DMA driver API Gagandeep Singh
2024-07-22 16:39 ` [v3 04/30] dma/dpaa2: multiple process support Gagandeep Singh
2024-07-22 16:39 ` [v3 05/30] dma/dpaa2: add sanity check for SG entry Gagandeep Singh
2024-07-22 20:21 ` Stephen Hemminger
2024-07-22 16:39 ` [v3 06/30] dma/dpaa2: include DPAA2 specific header files Gagandeep Singh
2024-07-22 16:39 ` [v3 07/30] dma/dpaa2: borrow flags of DMA operation to pass job context Gagandeep Singh
2024-07-22 16:39 ` [v3 08/30] bus/fslmc: enhance the qbman dq storage logic Gagandeep Singh
2024-07-22 16:39 ` [v3 09/30] dma/dpaa2: add short FD support Gagandeep Singh
2024-07-22 16:39 ` [v3 10/30] dma/dpaa2: limit the max descriptor number Gagandeep Singh
2024-07-22 16:39 ` [v3 11/30] dma/dpaa2: change the DMA copy return value Gagandeep Singh
2024-07-22 16:39 ` [v3 12/30] dma/dpaa2: move the qdma header to common place Gagandeep Singh
2024-07-22 16:39 ` [v3 13/30] dma/dpaa: support multi channels Gagandeep Singh
2024-07-22 16:39 ` [v3 14/30] dma/dpaa: fix job enqueue Gagandeep Singh
2024-07-22 16:39 ` [v3 15/30] dma/dpaa: add burst capacity API Gagandeep Singh
2024-07-22 16:39 ` [v3 16/30] dma/dpaa: add workaround for ERR050757 Gagandeep Singh
2024-07-22 16:39 ` [v3 17/30] dma/dpaa: qdma stall workaround for ERR050265 Gagandeep Singh
2024-07-22 16:39 ` [v3 18/30] dma/dpaa: remove unwanted desc Gagandeep Singh
2024-07-22 16:39 ` [v3 19/30] dma/dpaa: data path optimization Gagandeep Singh
2024-07-22 16:39 ` [v3 20/30] dma/dpaa: refactor driver Gagandeep Singh
2024-07-22 16:39 ` [v3 21/30] dma/dpaa: dequeue status queue Gagandeep Singh
2024-07-22 16:39 ` [v3 22/30] dma/dpaa: add Scatter Gather support Gagandeep Singh
2024-07-22 16:39 ` [v3 23/30] dma/dpaa: block dequeue Gagandeep Singh
2024-07-22 16:39 ` [v3 24/30] dma/dpaa: improve congestion handling Gagandeep Singh
2024-07-22 16:39 ` [v3 25/30] dma/dpaa: disable SG descriptor as default Gagandeep Singh
2024-07-22 16:39 ` [v3 26/30] dma/dpaa: improve ERRATA workaround solution Gagandeep Singh
2024-07-22 16:39 ` [v3 27/30] dma/dpaa: improve silent mode support Gagandeep Singh
2024-07-22 16:39 ` [v3 28/30] dma/dpaa: support multiple SG copies Gagandeep Singh
2024-07-22 16:39 ` [v3 29/30] dma/dpaa: support max SG entry size Gagandeep Singh
2024-07-22 16:39 ` [v3 30/30] bus/dpaa: add port bmi stats Gagandeep Singh
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