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qcacmn: add rx nbuf ipa smmu map/unmap trace

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Currently in_use and unmapped flag from rx_desc can not know is
the rx nbuf has done IPA smmu map/unmap accurately.
add rx nbuf IPA smmu map/unmap flag in qdf_nbuf_cb, and use
this flag to check if IPA smmu map/unmap need to be done or not.

Change-Id: I19bbc6cc69ba752ef7c58d41fbe26299ca96d29e
CRs-Fixed: 2731313
This commit is contained in:
Jinwei Chen
2020-07-20 23:10:57 +08:00
committed by snandini
parent fc461df2d5
commit d552bfa2cb
7 changed files with 115 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

49
dp/wifi3.0/dp_ipa.c
View File

@@ -128,8 +128,29 @@ QDF_STATUS dp_ipa_handle_rx_buf_smmu_mapping(struct dp_soc *soc,
!qdf_mem_smmu_s1_enabled(soc->osdev))
return QDF_STATUS_SUCCESS;
if (!qdf_atomic_read(&soc->ipa_pipes_enabled))
/**
* Even if ipa pipes is disabled, but if it's unmap
* operation and nbuf has done ipa smmu map before,
* do ipa smmu unmap as well.
*/
if (!qdf_atomic_read(&soc->ipa_pipes_enabled)) {
if (!create && qdf_nbuf_is_rx_ipa_smmu_map(nbuf)) {
DP_STATS_INC(soc, rx.err.ipa_unmap_no_pipe, 1);
} else {
return QDF_STATUS_SUCCESS;
}
}
if (qdf_unlikely(create == qdf_nbuf_is_rx_ipa_smmu_map(nbuf))) {
if (create) {
DP_STATS_INC(soc, rx.err.ipa_smmu_map_dup, 1);
} else {
DP_STATS_INC(soc, rx.err.ipa_smmu_unmap_dup, 1);
}
return QDF_STATUS_E_INVAL;
}
qdf_nbuf_set_rx_ipa_smmu_map(nbuf, create);
return __dp_ipa_handle_buf_smmu_mapping(soc, nbuf, size, create);
}
@@ -167,6 +188,19 @@ static QDF_STATUS dp_ipa_handle_rx_buf_pool_smmu_mapping(struct dp_soc *soc,
continue;
nbuf = rx_desc->nbuf;
if (qdf_unlikely(create ==
qdf_nbuf_is_rx_ipa_smmu_map(nbuf))) {
if (create) {
DP_STATS_INC(soc,
rx.err.ipa_smmu_map_dup, 1);
} else {
DP_STATS_INC(soc,
rx.err.ipa_smmu_unmap_dup, 1);
}
continue;
}
qdf_nbuf_set_rx_ipa_smmu_map(nbuf, create);
__dp_ipa_handle_buf_smmu_mapping(soc, nbuf,
rx_pool->buf_size, create);
}
@@ -198,6 +232,19 @@ static QDF_STATUS dp_ipa_handle_rx_buf_pool_smmu_mapping(struct dp_soc *soc,
nbuf = rx_pool->array[i].rx_desc.nbuf;
if (qdf_unlikely(create ==
qdf_nbuf_is_rx_ipa_smmu_map(nbuf))) {
if (create) {
DP_STATS_INC(soc,
rx.err.ipa_smmu_map_dup, 1);
} else {
DP_STATS_INC(soc,
rx.err.ipa_smmu_unmap_dup, 1);
}
continue;
}
qdf_nbuf_set_rx_ipa_smmu_map(nbuf, create);
__dp_ipa_handle_buf_smmu_mapping(soc, nbuf,
rx_pool->buf_size, create);
}

6
dp/wifi3.0/dp_stats.c
View File

@@ -5959,6 +5959,12 @@ void dp_txrx_path_stats(struct dp_soc *soc)
pdev->soc->stats.rx.err.nbuf_sanity_fail);
DP_PRINT_STATS("Rx refill duplicate link desc: %d",
pdev->soc->stats.rx.err.dup_refill_link_desc);
DP_PRINT_STATS("Rx ipa smmu map duplicate: %d",
pdev->soc->stats.rx.err.ipa_smmu_map_dup);
DP_PRINT_STATS("Rx ipa smmu unmap duplicate: %d",
pdev->soc->stats.rx.err.ipa_smmu_unmap_dup);
DP_PRINT_STATS("Rx ipa smmu unmap no pipes: %d",
pdev->soc->stats.rx.err.ipa_unmap_no_pipe);
DP_PRINT_STATS("Reo Statistics");
DP_PRINT_STATS("near_full: %u ", soc->stats.rx.near_full);

6
dp/wifi3.0/dp_types.h
View File

@@ -830,6 +830,12 @@ struct dp_soc_stats {
uint32_t hal_wbm_rel_dup;
/* HAL RXDMA error Duplicate count */
uint32_t hal_rxdma_err_dup;
/* ipa smmu map duplicate count */
uint32_t ipa_smmu_map_dup;
/* ipa smmu unmap duplicate count */
uint32_t ipa_smmu_unmap_dup;
/* ipa smmu unmap while ipa pipes is disabled */
uint32_t ipa_unmap_no_pipe;
/* REO cmd send fail/requeue count */
uint32_t reo_cmd_send_fail;
/* REO cmd send drain count */

24
qdf/inc/i_qdf_nbuf_api_m.h
View File

@@ -119,4 +119,28 @@ static inline uint8_t qdf_nbuf_is_exc_frame(qdf_nbuf_t buf)
{
return QDF_NBUF_CB_RX_PACKET_EXC_FRAME(buf);
}
/**
* qdf_nbuf_set_rx_ipa_smmu_map() - set ipa smmu mapped flag
* @buf: Network buffer
* @value: 1 - ipa smmu mapped, 0 - ipa smmu unmapped
*
* Return: none
*/
static inline void qdf_nbuf_set_rx_ipa_smmu_map(qdf_nbuf_t buf,
uint8_t value)
{
QDF_NBUF_CB_RX_PACKET_IPA_SMMU_MAP(buf) = value;
}
/**
* qdf_nbuf_is_rx_ipa_smmu_map() - check ipa smmu map flag
* @buf: Network buffer
*
* Return 0 or 1
*/
static inline uint8_t qdf_nbuf_is_rx_ipa_smmu_map(qdf_nbuf_t buf)
{
return QDF_NBUF_CB_RX_PACKET_IPA_SMMU_MAP(buf);
}
#endif /* _QDF_NBUF_M_H */

23
qdf/inc/i_qdf_nbuf_api_w.h
View File

@@ -120,4 +120,27 @@ static inline uint16_t qdf_nbuf_get_rx_flow_tag(qdf_nbuf_t buf)
static inline void qdf_nbuf_set_exc_frame(qdf_nbuf_t buf, uint8_t value)
{
}
/**
* qdf_nbuf_set_rx_ipa_smmu_map() - set ipa smmu mapped flag
* @buf: Network buffer
* @value: 1 - ipa smmu mapped, 0 - ipa smmu unmapped
*
* Return: none
*/
static inline void qdf_nbuf_set_rx_ipa_smmu_map(qdf_nbuf_t buf,
uint8_t value)
{
}
/**
* qdf_nbuf_is_rx_ipa_smmu_map() - check ipa smmu map flag
* @buf: Network buffer
*
* Return 0 or 1
*/
static inline uint8_t qdf_nbuf_is_rx_ipa_smmu_map(qdf_nbuf_t buf)
{
return 0;
}
#endif /* _QDF_NBUF_W_H */

4
qdf/linux/src/i_qdf_nbuf.h
View File

@@ -112,6 +112,7 @@ typedef union {
* @rx.dev.priv_cb_m.packet_buf_pool: packet buff bool
* @rx.dev.priv_cb_m.l3_hdr_pad: L3 header padding offset
* @rx.dev.priv_cb_m.exc_frm: exception frame
* @rx.dev.priv_cb_m.ipa_smmu_map: do IPA smmu map
* @rx.dev.priv_cb_m.tcp_seq_num: TCP sequence number
* @rx.dev.priv_cb_m.tcp_ack_num: TCP ACK number
* @rx.dev.priv_cb_m.lro_ctx: LRO context
@@ -230,7 +231,8 @@ struct qdf_nbuf_cb {
l3_hdr_pad:3,
/* exception frame flag */
exc_frm:1,
reserved:8,
ipa_smmu_map:1,
reserved:7,
reserved1:16;
uint32_t tcp_seq_num;
uint32_t tcp_ack_num;

4
qdf/linux/src/i_qdf_nbuf_m.h
View File

@@ -77,6 +77,10 @@
(((struct qdf_nbuf_cb *)((skb)->cb))->u.rx.dev.priv_cb_m. \
exc_frm)
#define QDF_NBUF_CB_RX_PACKET_IPA_SMMU_MAP(skb) \
(((struct qdf_nbuf_cb *)((skb)->cb))->u.rx.dev.priv_cb_m. \
ipa_smmu_map)
#define __qdf_nbuf_ipa_owned_get(skb) \
QDF_NBUF_CB_TX_IPA_OWNED(skb)