qcacmn: Add global context for maintaining descriptor count
Add global context to maintain descriptor count at global level. Change-Id: Ibfe3379bb4a747530794956cc0cba31e423598d3 CRs-Fixed: 3334340
This commit is contained in:

committato da
Madan Koyyalamudi

parent
fbc9c86186
commit
30bc8285d2
@@ -30,6 +30,7 @@
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#include "cdp_txrx_ops.h"
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#include "cdp_txrx_handle.h"
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#include "cdp_txrx_cmn_struct.h"
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#include "wlan_objmgr_global_obj.h"
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#ifdef ENABLE_VERBOSE_DEBUG
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extern bool is_dp_verbose_debug_enabled;
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@@ -160,6 +161,69 @@ enum rx_tlv_bw {
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typedef void (*ipa_uc_op_cb_type)(uint8_t *op_msg,
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void *osif_ctxt);
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#ifdef QCA_SUPPORT_GLOBAL_DESC
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/* Global level structure for total descriptors in use */
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struct dp_global_desc_context {
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qdf_atomic_t global_descriptor_in_use;
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};
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/**
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* cdp_global_ctx_init() - to initialise global context for tx descriptors
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*
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* Return: QDF_STATUS on success
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*/
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static inline QDF_STATUS cdp_global_ctx_init(void)
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{
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struct dp_global_desc_context *dp_global;
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QDF_STATUS status = QDF_STATUS_SUCCESS;
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if (wlan_objmgr_get_desc_ctx()) {
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dp_err("Global object is already created");
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return QDF_STATUS_SUCCESS;
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}
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dp_global = (struct dp_global_desc_context *)
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qdf_mem_malloc(sizeof(*dp_global));
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if (!dp_global)
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return QDF_STATUS_E_FAILURE;
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wlan_objmgr_set_desc_ctx(dp_global);
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qdf_atomic_set(&dp_global->global_descriptor_in_use, 0);
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return status;
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}
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/**
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* cdp_global_ctx_deinit() - to deinitialise global context for tx descriptors
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*
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* Return: SUCCESS status on success
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*/
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static inline QDF_STATUS cdp_global_ctx_deinit(void)
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{
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struct dp_global_desc_context *dp_global = wlan_objmgr_get_desc_ctx();
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QDF_STATUS status = QDF_STATUS_SUCCESS;
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if (!dp_global)
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return QDF_STATUS_SUCCESS;
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qdf_mem_free(dp_global);
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wlan_objmgr_set_desc_ctx(NULL);
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return status;
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}
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#else
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static inline QDF_STATUS cdp_global_ctx_init(void)
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{
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return QDF_STATUS_SUCCESS;
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}
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static inline QDF_STATUS cdp_global_ctx_deinit(void)
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{
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return QDF_STATUS_SUCCESS;
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}
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#endif
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static inline QDF_STATUS
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cdp_soc_attach_target(ol_txrx_soc_handle soc)
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{
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@@ -2605,6 +2605,25 @@ dp_print_pdev_rx_stats(struct dp_pdev *pdev);
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*/
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void dp_print_soc_tx_stats(struct dp_soc *soc);
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#ifdef QCA_SUPPORT_GLOBAL_DESC
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/**
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* dp_print_global_desc_count(): Print global desc in use
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*
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* Return: void
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*/
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void dp_print_global_desc_count(void);
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#else
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/**
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* dp_print_global_desc_count(): Print global desc in use
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*
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* Return: void
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*/
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static inline
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void dp_print_global_desc_count(void)
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{
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}
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#endif
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/**
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* dp_print_soc_interrupt_stats() - Print interrupt stats for the soc
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* @soc: dp_soc handle
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@@ -10256,6 +10256,7 @@ dp_print_host_stats(struct dp_vdev *vdev,
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case TXRX_TX_HOST_STATS:
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dp_print_pdev_tx_stats(pdev);
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dp_print_soc_tx_stats(pdev->soc);
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dp_print_global_desc_count();
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break;
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case TXRX_RX_HOST_STATS:
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dp_print_pdev_rx_stats(pdev);
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@@ -20,6 +20,7 @@
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#include "qdf_module.h"
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#include "dp_peer.h"
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#include "dp_types.h"
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#include "dp_tx.h"
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#include "dp_internal.h"
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#include "htt_stats.h"
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#include "htt_ppdu_stats.h"
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@@ -7732,6 +7733,18 @@ void dp_print_tx_ppeds_stats(struct dp_soc *soc)
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}
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#endif
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#ifdef QCA_SUPPORT_GLOBAL_DESC
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void dp_print_global_desc_count(void)
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{
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struct dp_global_desc_context *dp_global;
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dp_global = wlan_objmgr_get_desc_ctx();
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DP_PRINT_STATS("Global Tx Descriptors in use = %u",
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dp_tx_get_global_desc_in_use(dp_global));
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}
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#endif
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void
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dp_print_soc_tx_stats(struct dp_soc *soc)
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{
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@@ -1151,6 +1151,20 @@ dp_update_tx_desc_stats(struct dp_pdev *pdev)
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}
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#endif /* CONFIG_WLAN_SYSFS_MEM_STATS */
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#ifdef QCA_SUPPORT_GLOBAL_DESC
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/**
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* dp_tx_get_global_desc_in_use() - read global descriptors in usage
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* @dp_global: Datapath global context
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*
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* Return: global descriptors in use
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*/
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static inline int32_t
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dp_tx_get_global_desc_in_use(struct dp_global_desc_context *dp_global)
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{
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return qdf_atomic_read(&dp_global->global_descriptor_in_use);
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}
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#endif
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#ifdef QCA_TX_LIMIT_CHECK
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static inline bool is_spl_packet(qdf_nbuf_t nbuf)
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{
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@@ -1159,6 +1173,92 @@ static inline bool is_spl_packet(qdf_nbuf_t nbuf)
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return false;
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}
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#ifdef QCA_SUPPORT_GLOBAL_DESC
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/**
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* is_dp_spl_tx_limit_reached - Check if the packet is a special packet to allow
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* allocation if allocated tx descriptors are within the global max limit
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* and pdev max limit.
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* @vdev: DP vdev handle
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*
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* Return: true if allocated tx descriptors reached max configured value, else
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* false
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*/
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static inline bool
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is_dp_spl_tx_limit_reached(struct dp_vdev *vdev, qdf_nbuf_t nbuf)
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{
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struct dp_pdev *pdev = vdev->pdev;
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struct dp_soc *soc = pdev->soc;
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struct dp_global_desc_context *dp_global;
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uint32_t global_tx_desc_allowed;
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dp_global = wlan_objmgr_get_desc_ctx();
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global_tx_desc_allowed =
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wlan_cfg_get_num_global_tx_desc(soc->wlan_cfg_ctx);
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if (is_spl_packet(nbuf)) {
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if (dp_tx_get_global_desc_in_use(dp_global) >=
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global_tx_desc_allowed)
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return true;
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if (qdf_atomic_read(&pdev->num_tx_outstanding) >=
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pdev->num_tx_allowed)
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return true;
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return false;
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}
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return true;
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}
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/**
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* dp_tx_limit_check - Check if allocated tx descriptors reached
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* global max reg limit and pdev max reg limit for regular packets. Also check
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* if the limit is reached for special packets.
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* @vdev: DP vdev handle
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*
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* Return: true if allocated tx descriptors reached max limit for regular
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* packets and in case of special packets, if the limit is reached max
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* configured vale for the soc/pdev, else false
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*/
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static inline bool
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dp_tx_limit_check(struct dp_vdev *vdev, qdf_nbuf_t nbuf)
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{
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struct dp_pdev *pdev = vdev->pdev;
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struct dp_soc *soc = pdev->soc;
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struct dp_global_desc_context *dp_global;
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uint32_t global_tx_desc_allowed;
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uint32_t global_tx_desc_reg_allowed;
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uint32_t global_tx_desc_spcl_allowed;
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dp_global = wlan_objmgr_get_desc_ctx();
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global_tx_desc_allowed =
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wlan_cfg_get_num_global_tx_desc(soc->wlan_cfg_ctx);
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global_tx_desc_spcl_allowed =
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wlan_cfg_get_num_global_spcl_tx_desc(soc->wlan_cfg_ctx);
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global_tx_desc_reg_allowed = global_tx_desc_allowed -
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global_tx_desc_spcl_allowed;
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if (dp_tx_get_global_desc_in_use(dp_global) >= global_tx_desc_reg_allowed) {
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if (is_dp_spl_tx_limit_reached(vdev, nbuf)) {
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dp_tx_info("queued packets are more than max tx, drop the frame");
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DP_STATS_INC(vdev, tx_i.dropped.desc_na.num, 1);
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return true;
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}
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}
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if (qdf_atomic_read(&pdev->num_tx_outstanding) >=
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pdev->num_reg_tx_allowed) {
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if (is_dp_spl_tx_limit_reached(vdev, nbuf)) {
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dp_tx_info("queued packets are more than max tx, drop the frame");
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DP_STATS_INC(vdev, tx_i.dropped.desc_na.num, 1);
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DP_STATS_INC(vdev,
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tx_i.dropped.desc_na_exc_outstand.num, 1);
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return true;
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}
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}
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return false;
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}
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#else
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/**
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* is_dp_spl_tx_limit_reached - Check if the packet is a special packet to allow
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* allocation if allocated tx descriptors are within the soc max limit
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@@ -1226,6 +1326,7 @@ dp_tx_limit_check(struct dp_vdev *vdev, qdf_nbuf_t nbuf)
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}
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return false;
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}
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#endif
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/**
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* dp_tx_exception_limit_check - Check if allocated tx exception descriptors
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@@ -1251,6 +1352,44 @@ dp_tx_exception_limit_check(struct dp_vdev *vdev)
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return false;
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}
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#ifdef QCA_SUPPORT_GLOBAL_DESC
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/**
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* dp_tx_outstanding_inc - Inc outstanding tx desc values on global and pdev
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* @vdev: DP pdev handle
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*
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* Return: void
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*/
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static inline void
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dp_tx_outstanding_inc(struct dp_pdev *pdev)
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{
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struct dp_global_desc_context *dp_global;
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dp_global = wlan_objmgr_get_desc_ctx();
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qdf_atomic_inc(&dp_global->global_descriptor_in_use);
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qdf_atomic_inc(&pdev->num_tx_outstanding);
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dp_update_tx_desc_stats(pdev);
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}
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/**
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* dp_tx_outstanding__dec - Dec outstanding tx desc values on global and pdev
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* @vdev: DP pdev handle
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*
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* Return: void
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*/
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static inline void
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dp_tx_outstanding_dec(struct dp_pdev *pdev)
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{
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struct dp_global_desc_context *dp_global;
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dp_global = wlan_objmgr_get_desc_ctx();
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qdf_atomic_dec(&dp_global->global_descriptor_in_use);
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qdf_atomic_dec(&pdev->num_tx_outstanding);
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dp_update_tx_desc_stats(pdev);
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}
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#else
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/**
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* dp_tx_outstanding_inc - Increment outstanding tx desc values on pdev and soc
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* @vdev: DP pdev handle
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@@ -1282,6 +1421,7 @@ dp_tx_outstanding_dec(struct dp_pdev *pdev)
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qdf_atomic_dec(&soc->num_tx_outstanding);
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dp_update_tx_desc_stats(pdev);
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}
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#endif /* QCA_SUPPORT_GLOBAL_DESC */
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#else //QCA_TX_LIMIT_CHECK
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static inline bool
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@@ -1310,6 +1450,7 @@ dp_tx_outstanding_dec(struct dp_pdev *pdev)
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dp_update_tx_desc_stats(pdev);
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}
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#endif //QCA_TX_LIMIT_CHECK
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/**
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* dp_tx_get_pkt_len() - Get the packet length of a msdu
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* @tx_desc: tx descriptor
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@@ -1,6 +1,6 @@
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/*
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* Copyright (c) 2016-2021 The Linux Foundation. All rights reserved.
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* Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved.
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* Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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@@ -28,6 +28,7 @@
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#include <wlan_serialization_api.h>
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#include "wlan_psoc_mlme_api.h"
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#include <include/wlan_mlme_cmn.h>
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#include "cdp_txrx_cmn.h"
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#ifdef WLAN_ATF_ENABLE
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#include <wlan_atf_utils_api.h>
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#endif
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@@ -1102,6 +1103,9 @@ QDF_STATUS dispatcher_init(void)
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if (QDF_STATUS_SUCCESS != wlan_objmgr_global_obj_init())
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goto out;
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if (QDF_STATUS_SUCCESS != cdp_global_ctx_init())
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goto global_desc_init_fail;
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if (QDF_STATUS_SUCCESS != wlan_mlo_mgr_init())
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goto mgmt_mlo_mgr_fail;
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@@ -1254,6 +1258,8 @@ mgmt_txrx_init_fail:
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wlan_objmgr_global_obj_deinit();
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mgmt_mlo_mgr_fail:
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wlan_mlo_mgr_deinit();
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global_desc_init_fail:
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cdp_global_ctx_deinit();
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out:
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return QDF_STATUS_E_FAILURE;
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@@ -1323,6 +1329,8 @@ QDF_STATUS dispatcher_deinit(void)
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QDF_BUG(QDF_STATUS_SUCCESS == wlan_mlo_mgr_deinit());
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QDF_BUG(QDF_STATUS_SUCCESS == cdp_global_ctx_deinit());
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QDF_BUG(QDF_STATUS_SUCCESS == wlan_objmgr_global_obj_deinit());
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return QDF_STATUS_SUCCESS;
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@@ -557,6 +557,27 @@ QDF_STATUS wlan_objmgr_iterate_psoc_list(
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struct wlan_objmgr_psoc
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*wlan_objmgr_get_psoc_by_id(uint8_t psoc_id, wlan_objmgr_ref_dbgid dbg_id);
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#ifdef QCA_SUPPORT_GLOBAL_DESC
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/**
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* wlan_objmgr_get_desc_ctx() - Get global desc context from global umac object
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*
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* This API is used to get desc context object from the global umac object
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*
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* Return: Pointer to the desc context
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*/
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struct dp_global_desc_context *wlan_objmgr_get_desc_ctx(void);
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/**
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* wlan_objmgr_set_desc_ctx() - Set global desc context in global umac object
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* @ctx: desc context to be set
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*
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* This API is used to set desc context object in the global umac object
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*
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* Return:
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*/
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void wlan_objmgr_set_desc_ctx(struct dp_global_desc_context *ctx);
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#endif
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#ifdef WLAN_FEATURE_11BE_MLO
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/**
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* wlan_objmgr_get_mlo_ctx() - Get MLO context from global umac object
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@@ -900,6 +900,22 @@ struct wlan_objmgr_psoc
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qdf_export_symbol(wlan_objmgr_get_psoc_by_id);
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#ifdef QCA_SUPPORT_GLOBAL_DESC
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struct dp_global_desc_context *wlan_objmgr_get_desc_ctx(void)
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{
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return g_umac_glb_obj->desc_ctx;
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}
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qdf_export_symbol(wlan_objmgr_get_desc_ctx);
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void wlan_objmgr_set_desc_ctx(struct dp_global_desc_context *ctx)
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{
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g_umac_glb_obj->desc_ctx = ctx;
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}
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qdf_export_symbol(wlan_objmgr_set_desc_ctx);
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#endif
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#ifdef WLAN_FEATURE_11BE_MLO
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struct mlo_mgr_context *wlan_objmgr_get_mlo_ctx(void)
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{
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@@ -34,6 +34,7 @@ struct wlan_objmgr_debug_info;
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* @psoc: Array of PSOCs to maintain PSOC's list,
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* its optional
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* @mlo_ctx: MLO manager global context
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* @desc_ctx: DP global desc context
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* @psoc_create_handler: PSOC create handler array
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* @psoc_create_handler_arg: PSOC create handler args array
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* @psoc_destroy_handler: PSOC destroy handler array
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@@ -66,6 +67,9 @@ struct wlan_objmgr_global {
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struct wlan_objmgr_psoc *psoc[WLAN_OBJMGR_MAX_DEVICES];
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#ifdef WLAN_FEATURE_11BE_MLO
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struct mlo_mgr_context *mlo_ctx;
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#endif
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#ifdef QCA_SUPPORT_GLOBAL_DESC
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struct dp_global_desc_context *desc_ctx;
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#endif
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wlan_objmgr_psoc_create_handler
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psoc_create_handler[WLAN_UMAC_MAX_COMPONENTS];
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@@ -372,6 +372,14 @@
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#define WLAN_CFG_TX_SW_INTERNODE_QUEUE_MIN 128
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#define WLAN_CFG_TX_SW_INTERNODE_QUEUE_MAX 1024
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#define WLAN_CFG_TX_DESC_GLOBAL_COUNT 0xC000
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#define WLAN_CFG_TX_DESC_GLOBAL_COUNT_MIN 0x8000
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#define WLAN_CFG_TX_DESC_GLOBAL_COUNT_MAX 0x60000
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#define WLAN_CFG_SPCL_TX_DESC_GLOBAL_COUNT 0x400
|
||||
#define WLAN_CFG_SPCL_TX_DESC_GLOBAL_COUNT_MIN 0x400
|
||||
#define WLAN_CFG_SPCL_TX_DESC_GLOBAL_COUNT_MAX 0x1000
|
||||
|
||||
#define WLAN_CFG_RXDMA_MONITOR_BUF_RING_SIZE 4096
|
||||
#define WLAN_CFG_RXDMA_MONITOR_BUF_RING_SIZE_MIN 16
|
||||
#define WLAN_CFG_RXDMA_MONITOR_BUF_RING_SIZE_MAX 8192
|
||||
@@ -1194,6 +1202,20 @@
|
||||
WLAN_CFG_TX_SW_INTERNODE_QUEUE, \
|
||||
CFG_VALUE_OR_DEFAULT, "DP TX SW internode queue")
|
||||
|
||||
#define CFG_DP_TX_DESC_GLOBAL_COUNT \
|
||||
CFG_INI_UINT("dp_tx_desc_global", \
|
||||
WLAN_CFG_TX_DESC_GLOBAL_COUNT_MIN, \
|
||||
WLAN_CFG_TX_DESC_GLOBAL_COUNT_MAX, \
|
||||
WLAN_CFG_TX_DESC_GLOBAL_COUNT, \
|
||||
CFG_VALUE_OR_DEFAULT, "DP Global TX descriptor count")
|
||||
|
||||
#define CFG_DP_SPCL_TX_DESC_GLOBAL_COUNT \
|
||||
CFG_INI_UINT("dp_spcl_tx_desc_global", \
|
||||
WLAN_CFG_SPCL_TX_DESC_GLOBAL_COUNT_MIN, \
|
||||
WLAN_CFG_SPCL_TX_DESC_GLOBAL_COUNT_MAX, \
|
||||
WLAN_CFG_SPCL_TX_DESC_GLOBAL_COUNT, \
|
||||
CFG_VALUE_OR_DEFAULT, "DP Global special TX descriptor count")
|
||||
|
||||
#define CFG_DP_RXDMA_MONITOR_BUF_RING \
|
||||
CFG_INI_UINT("dp_rxdma_monitor_buf_ring", \
|
||||
WLAN_CFG_RXDMA_MONITOR_BUF_RING_SIZE_MIN, \
|
||||
@@ -1898,6 +1920,8 @@
|
||||
CFG(CFG_DP_TX_DEVICE_LIMIT) \
|
||||
CFG(CFG_DP_TX_SPL_DEVICE_LIMIT) \
|
||||
CFG(CFG_DP_TX_SW_INTERNODE_QUEUE) \
|
||||
CFG(CFG_DP_TX_DESC_GLOBAL_COUNT) \
|
||||
CFG(CFG_DP_SPCL_TX_DESC_GLOBAL_COUNT) \
|
||||
CFG(CFG_DP_RXDMA_MONITOR_BUF_RING) \
|
||||
CFG(CFG_DP_RXDMA_MONITOR_DST_RING) \
|
||||
CFG(CFG_DP_RXDMA_MONITOR_STATUS_RING) \
|
||||
|
@@ -3053,6 +3053,10 @@ wlan_cfg_soc_attach(struct cdp_ctrl_objmgr_psoc *psoc)
|
||||
cfg_get(psoc, CFG_DP_WOW_CHECK_RX_PENDING);
|
||||
wlan_cfg_ctx->delay_mon_replenish = cfg_get(psoc,
|
||||
CFG_DP_DELAY_MON_REPLENISH);
|
||||
wlan_cfg_ctx->num_global_tx_desc = cfg_get(psoc,
|
||||
CFG_DP_TX_DESC_GLOBAL_COUNT);
|
||||
wlan_cfg_ctx->num_global_spcl_tx_desc = cfg_get(psoc,
|
||||
CFG_DP_SPCL_TX_DESC_GLOBAL_COUNT);
|
||||
wlan_cfg_ctx->rx_mon_buf_ring_size = cfg_get(psoc,
|
||||
CFG_DP_RXDMA_MONITOR_BUF_RING);
|
||||
wlan_cfg_ctx->tx_mon_buf_ring_size = cfg_get(psoc,
|
||||
@@ -3549,6 +3553,16 @@ bool wlan_cfg_get_raw_mode_war(struct wlan_cfg_dp_soc_ctxt *cfg)
|
||||
return cfg->raw_mode_war;
|
||||
}
|
||||
|
||||
int wlan_cfg_get_num_global_tx_desc(struct wlan_cfg_dp_soc_ctxt *cfg)
|
||||
{
|
||||
return cfg->num_global_tx_desc;
|
||||
}
|
||||
|
||||
int wlan_cfg_get_num_global_spcl_tx_desc(struct wlan_cfg_dp_soc_ctxt *cfg)
|
||||
{
|
||||
return cfg->num_global_spcl_tx_desc;
|
||||
}
|
||||
|
||||
int wlan_cfg_get_num_tx_desc(struct wlan_cfg_dp_soc_ctxt *cfg)
|
||||
{
|
||||
return cfg->num_tx_desc;
|
||||
|
@@ -153,6 +153,8 @@ struct wlan_srng_cfg {
|
||||
* @num_nss_reo_dest_rings:
|
||||
* @num_tx_desc_pool: Number of Tx Descriptor pools
|
||||
* @num_tx_ext_desc_pool: Number of Tx MSDU extension Descriptor pools
|
||||
* @num_global_tx_desc: Number of Global Tx Descriptors allowed
|
||||
* @num_global_spcl_tx_desc: Number of Global special Tx Descriptors allowed
|
||||
* @num_tx_desc: Number of Tx Descriptors per pool
|
||||
* @num_tx_spl_desc: Number of Tx Descriptors per pool to handle special frames
|
||||
* @min_tx_desc: Minimum number of Tx Descriptors per pool
|
||||
@@ -344,6 +346,8 @@ struct wlan_cfg_dp_soc_ctxt {
|
||||
int num_nss_reo_dest_rings;
|
||||
int num_tx_desc_pool;
|
||||
int num_tx_ext_desc_pool;
|
||||
int num_global_tx_desc;
|
||||
int num_global_spcl_tx_desc;
|
||||
int num_tx_desc;
|
||||
int num_tx_spl_desc;
|
||||
int min_tx_desc;
|
||||
@@ -1185,6 +1189,23 @@ bool wlan_cfg_get_raw_mode_war(struct wlan_cfg_dp_soc_ctxt *cfg);
|
||||
*/
|
||||
void wlan_cfg_set_num_tx_ext_desc_pool(struct wlan_cfg_dp_soc_ctxt *cfg, int num_pool);
|
||||
|
||||
/**
|
||||
* wlan_cfg_get_num_global_tx_desc() - Number of global Tx Descriptors allowed
|
||||
* @wlan_cfg_ctx: Configuration Handle
|
||||
*
|
||||
* Return: num_global_tx_desc
|
||||
*/
|
||||
int wlan_cfg_get_num_global_tx_desc(struct wlan_cfg_dp_soc_ctxt *wlan_cfg_ctx);
|
||||
|
||||
/**
|
||||
* wlan_cfg_get_num_global_spcl_tx_desc() - Number of global special Tx Descriptors
|
||||
* allowed
|
||||
* @wlan_cfg_ctx: Configuration Handle
|
||||
*
|
||||
* Return: num_global_spcl_tx_desc
|
||||
*/
|
||||
int wlan_cfg_get_num_global_spcl_tx_desc(struct wlan_cfg_dp_soc_ctxt *wlan_cfg_ctx);
|
||||
|
||||
/**
|
||||
* wlan_cfg_get_num_tx_desc() - Number of Tx Descriptors per pool
|
||||
* @wlan_cfg_ctx: Configuration Handle
|
||||
|
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