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qcacmn: Reorganise DP init-deinit path to reuse memory

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Avoid memory fragmentation that happens during
attach-detach flow.
- Reuse transmit allocated static pool memory across soc up/down.
 These memories are allocated during soc attach.
- Reuse DP source ring memory, DP soc context, DP pdev context
  across soc up/down.
- Reorganise structure members of DP soc and DP pdev so that
  we can zero out structure members across soc up/down
- Add cdp soc init/deinit and cdp pdev init/deinit that
  will be active across soc up/down

Change-Id: I5732453f617bdc16995fda916b645c41845c3ecb
This commit is contained in:
Anish Nataraj
2018-11-24 22:24:56 +05:30
committed by nshrivas
parent 5eb6276a46
commit e9d4c3bf33
12 changed files with 1096 additions and 302 deletions
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161
dp/wifi3.0/dp_tx.c
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@@ -3484,6 +3484,117 @@ static void dp_tx_delete_static_pools(struct dp_soc *soc, int num_pool)
#endif /* !QCA_LL_TX_FLOW_CONTROL_V2 */
#ifndef QCA_MEM_ATTACH_ON_WIFI3
/**
* dp_tso_attach_wifi3() - TSO attach handler
* @txrx_soc: Opaque Dp handle
*
* Reserve TSO descriptor buffers
*
* Return: QDF_STATUS_E_FAILURE on failure or
* QDF_STATUS_SUCCESS on success
*/
static
QDF_STATUS dp_tso_attach_wifi3(void *txrx_soc)
{
return dp_tso_soc_attach(txrx_soc);
}
/**
* dp_tso_detach_wifi3() - TSO Detach handler
* @txrx_soc: Opaque Dp handle
*
* Deallocate TSO descriptor buffers
*
* Return: QDF_STATUS_E_FAILURE on failure or
* QDF_STATUS_SUCCESS on success
*/
static
QDF_STATUS dp_tso_detach_wifi3(void *txrx_soc)
{
return dp_tso_soc_detach(txrx_soc);
}
#else
static
QDF_STATUS dp_tso_attach_wifi3(void *txrx_soc)
{
return QDF_STATUS_SUCCESS;
}
static
QDF_STATUS dp_tso_detach_wifi3(void *txrx_soc)
{
return QDF_STATUS_SUCCESS;
}
#endif
QDF_STATUS dp_tso_soc_detach(void *txrx_soc)
{
struct dp_soc *soc = (struct dp_soc *)txrx_soc;
uint8_t i;
uint8_t num_pool;
uint32_t num_desc;
num_pool = wlan_cfg_get_num_tx_desc_pool(soc->wlan_cfg_ctx);
num_desc = wlan_cfg_get_num_tx_desc(soc->wlan_cfg_ctx);
for (i = 0; i < num_pool; i++)
dp_tx_tso_desc_pool_free(soc, i);
dp_info("%s TSO Desc Pool %d Free descs = %d",
__func__, num_pool, num_desc);
for (i = 0; i < num_pool; i++)
dp_tx_tso_num_seg_pool_free(soc, i);
dp_info("%s TSO Num of seg Desc Pool %d Free descs = %d",
__func__, num_pool, num_desc);
return QDF_STATUS_SUCCESS;
}
/**
* dp_tso_attach() - TSO attach handler
* @txrx_soc: Opaque Dp handle
*
* Reserve TSO descriptor buffers
*
* Return: QDF_STATUS_E_FAILURE on failure or
* QDF_STATUS_SUCCESS on success
*/
QDF_STATUS dp_tso_soc_attach(void *txrx_soc)
{
struct dp_soc *soc = (struct dp_soc *)txrx_soc;
uint8_t i;
uint8_t num_pool;
uint32_t num_desc;
num_pool = wlan_cfg_get_num_tx_desc_pool(soc->wlan_cfg_ctx);
num_desc = wlan_cfg_get_num_tx_desc(soc->wlan_cfg_ctx);
for (i = 0; i < num_pool; i++) {
if (dp_tx_tso_desc_pool_alloc(soc, i, num_desc)) {
dp_err("TSO Desc Pool alloc %d failed %pK",
i, soc);
return QDF_STATUS_E_FAILURE;
}
}
dp_info("%s TSO Desc Alloc %d, descs = %d",
__func__, num_pool, num_desc);
for (i = 0; i < num_pool; i++) {
if (dp_tx_tso_num_seg_pool_alloc(soc, i, num_desc)) {
dp_err("TSO Num of seg Pool alloc %d failed %pK",
i, soc);
return QDF_STATUS_E_FAILURE;
}
}
return QDF_STATUS_SUCCESS;
}
/**
* dp_tx_soc_detach() - detach soc from dp tx
* @soc: core txrx main context
@@ -3500,6 +3611,7 @@ QDF_STATUS dp_tx_soc_detach(struct dp_soc *soc)
uint16_t num_desc;
uint16_t num_ext_desc;
uint8_t i;
QDF_STATUS status = QDF_STATUS_SUCCESS;
num_pool = wlan_cfg_get_num_tx_desc_pool(soc->wlan_cfg_ctx);
num_desc = wlan_cfg_get_num_tx_desc(soc->wlan_cfg_ctx);
@@ -3525,22 +3637,9 @@ QDF_STATUS dp_tx_soc_detach(struct dp_soc *soc)
"%s MSDU Ext Desc Pool %d Free descs = %d",
__func__, num_pool, num_ext_desc);
for (i = 0; i < num_pool; i++) {
dp_tx_tso_desc_pool_free(soc, i);
}
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_INFO,
"%s TSO Desc Pool %d Free descs = %d",
__func__, num_pool, num_desc);
for (i = 0; i < num_pool; i++)
dp_tx_tso_num_seg_pool_free(soc, i);
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_INFO,
"%s TSO Num of seg Desc Pool %d Free descs = %d",
__func__, num_pool, num_desc);
status = dp_tso_detach_wifi3(soc);
if (status != QDF_STATUS_SUCCESS)
return status;
return QDF_STATUS_SUCCESS;
}
@@ -3561,6 +3660,7 @@ QDF_STATUS dp_tx_soc_attach(struct dp_soc *soc)
uint8_t num_pool;
uint32_t num_desc;
uint32_t num_ext_desc;
QDF_STATUS status = QDF_STATUS_SUCCESS;
num_pool = wlan_cfg_get_num_tx_desc_pool(soc->wlan_cfg_ctx);
num_desc = wlan_cfg_get_num_tx_desc(soc->wlan_cfg_ctx);
@@ -3590,33 +3690,10 @@ QDF_STATUS dp_tx_soc_attach(struct dp_soc *soc)
"%s MSDU Ext Desc Alloc %d, descs = %d",
__func__, num_pool, num_ext_desc);
for (i = 0; i < num_pool; i++) {
if (dp_tx_tso_desc_pool_alloc(soc, i, num_desc)) {
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
"TSO Desc Pool alloc %d failed %pK",
i, soc);
status = dp_tso_attach_wifi3((void *)soc);
if (status != QDF_STATUS_SUCCESS)
goto fail;
goto fail;
}
}
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_INFO,
"%s TSO Desc Alloc %d, descs = %d",
__func__, num_pool, num_desc);
for (i = 0; i < num_pool; i++) {
if (dp_tx_tso_num_seg_pool_alloc(soc, i, num_desc)) {
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
"TSO Num of seg Pool alloc %d failed %pK",
i, soc);
goto fail;
}
}
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_INFO,
"%s TSO Num of seg pool Alloc %d, descs = %d",
__func__, num_pool, num_desc);
/* Initialize descriptors in TCL Rings */
if (!wlan_cfg_per_pdev_tx_ring(soc->wlan_cfg_ctx)) {