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qcacld-3.0: reduce stack size during ipa_setup

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Reduce stack size by allocating pipe_in memory
dynamically during ipa_setup.

Change-Id: I33692b5a5dd920a2784fab4294af84d827cb092b
CRs-Fixed: 2638947
This commit is contained in:
Vevek Venkatesan
2020-03-11 15:33:33 +05:30
committed by nshrivas
parent 0ffeda98ea
commit d0f3e3ae0c
1 changed files with 20 additions and 12 deletions
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32
core/dp/txrx/ol_txrx_ipa.c
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@@ -584,7 +584,7 @@ QDF_STATUS ol_txrx_ipa_setup(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
qdf_ipa_wdi_pipe_setup_info_t *rx;
qdf_ipa_wdi_pipe_setup_info_smmu_t *tx_smmu;
qdf_ipa_wdi_pipe_setup_info_smmu_t *rx_smmu;
qdf_ipa_wdi_conn_in_params_t pipe_in;
qdf_ipa_wdi_conn_in_params_t *pipe_in = NULL;
qdf_ipa_wdi_conn_out_params_t pipe_out;
qdf_device_t osdev = cds_get_context(QDF_MODULE_ID_QDF_DEVICE);
uint32_t tx_comp_db_dmaaddr = 0, rx_rdy_db_dmaaddr = 0;
@@ -601,20 +601,26 @@ QDF_STATUS ol_txrx_ipa_setup(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
return QDF_STATUS_E_NOENT;
}
pipe_in = qdf_mem_malloc(sizeof(*pipe_in));
if (!pipe_in) {
ol_txrx_err("pipe_in allocation failed");
return QDF_STATUS_E_NOMEM;
}
ipa_res = &pdev->ipa_resource;
qdf_mem_zero(&pipe_in, sizeof(pipe_in));
qdf_mem_zero(pipe_in, sizeof(*pipe_in));
qdf_mem_zero(&pipe_out, sizeof(pipe_out));
ol_txrx_setup_mcc_sys_pipes(sys_in, &pipe_in);
ol_txrx_setup_mcc_sys_pipes(sys_in, pipe_in);
/* TX PIPE */
if (is_smmu_enabled) {
QDF_IPA_WDI_CONN_IN_PARAMS_SMMU_ENABLED(&pipe_in) = true;
tx_smmu = &QDF_IPA_WDI_CONN_IN_PARAMS_TX_SMMU(&pipe_in);
QDF_IPA_WDI_CONN_IN_PARAMS_SMMU_ENABLED(pipe_in) = true;
tx_smmu = &QDF_IPA_WDI_CONN_IN_PARAMS_TX_SMMU(pipe_in);
tx_cfg = &QDF_IPA_WDI_SETUP_INFO_SMMU_EP_CFG(tx_smmu);
} else {
QDF_IPA_WDI_CONN_IN_PARAMS_SMMU_ENABLED(&pipe_in) = false;
tx = &QDF_IPA_WDI_CONN_IN_PARAMS_TX(&pipe_in);
QDF_IPA_WDI_CONN_IN_PARAMS_SMMU_ENABLED(pipe_in) = false;
tx = &QDF_IPA_WDI_CONN_IN_PARAMS_TX(pipe_in);
tx_cfg = &QDF_IPA_WDI_SETUP_INFO_EP_CFG(tx);
}
@@ -635,10 +641,10 @@ QDF_STATUS ol_txrx_ipa_setup(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
/* RX PIPE */
if (is_smmu_enabled) {
rx_smmu = &QDF_IPA_WDI_CONN_IN_PARAMS_RX_SMMU(&pipe_in);
rx_smmu = &QDF_IPA_WDI_CONN_IN_PARAMS_RX_SMMU(pipe_in);
rx_cfg = &QDF_IPA_WDI_SETUP_INFO_EP_CFG(rx_smmu);
} else {
rx = &QDF_IPA_WDI_CONN_IN_PARAMS_RX(&pipe_in);
rx = &QDF_IPA_WDI_CONN_IN_PARAMS_RX(pipe_in);
rx_cfg = &QDF_IPA_WDI_SETUP_INFO_EP_CFG(rx);
}
@@ -658,15 +664,16 @@ QDF_STATUS ol_txrx_ipa_setup(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
else
ol_txrx_ipa_wdi_rx_params(ipa_res, rx, over_gsi);
QDF_IPA_WDI_CONN_IN_PARAMS_NOTIFY(&pipe_in) = ipa_w2i_cb;
QDF_IPA_WDI_CONN_IN_PARAMS_PRIV(&pipe_in) = ipa_priv;
QDF_IPA_WDI_CONN_IN_PARAMS_NOTIFY(pipe_in) = ipa_w2i_cb;
QDF_IPA_WDI_CONN_IN_PARAMS_PRIV(pipe_in) = ipa_priv;
/* Connect WDI IPA PIPE */
ret = qdf_ipa_wdi_conn_pipes(&pipe_in, &pipe_out);
ret = qdf_ipa_wdi_conn_pipes(pipe_in, &pipe_out);
if (ret) {
QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
"%s: ipa_wdi_conn_pipes: IPA pipe setup failed: ret=%d",
__func__, ret);
qdf_mem_free(pipe_in);
return QDF_STATUS_E_FAILURE;
}
@@ -693,6 +700,7 @@ QDF_STATUS ol_txrx_ipa_setup(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
ipa_res->rx_ready_doorbell_dmaaddr = rx_rdy_db_dmaaddr;
}
qdf_mem_free(pipe_in);
return QDF_STATUS_SUCCESS;
}