samsung-sm8650/android_kernel_samsung_sm8650-modules
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qcacmn: Legacy interrupt changes

فهرست منبع 
Add Legacy interrupt changes for Beryllium target. Added code to initialize
legacy interrupt for Copy engines and also to request irq for hif group.

Change-Id: Idb5635d376b9dfcf1e4c595a829d7bef467870b4
This commit is contained in:
Nandha Kishore Easwaran
2022-02-01 17:52:52 +05:30
کامیت شده توسط Madan Koyyalamudi
والد c0267fdbb4
کامیت d9ce043299
3فایلهای تغییر یافته به همراه400 افزوده شده و 26 حذف شده
دانلود پرونده وصله دانلود فایل تغییرات diff Expand all files Collapse all files

318
hif/src/pcie/if_pci.c
مشاهده پرونده

@@ -44,6 +44,111 @@
#include "mp_dev.h"
#include "hif_debug.h"
#ifdef QCA_SUPPORT_LEGACY_INTERRUPTS
char *legacy_ic_irqname[] = {
"ce0",
"ce1",
"ce2",
"ce3",
"ce4",
"ce5",
"ce6",
"ce7",
"ce8",
"ce9",
"ce10",
"ce11",
"ce12",
"ce13",
"ce14",
"ce15",
"reo2sw8_intr2",
"reo2sw7_intr2",
"reo2sw6_intr2",
"reo2sw5_intr2",
"reo2sw4_intr2",
"reo2sw3_intr2",
"reo2sw2_intr2",
"reo2sw1_intr2",
"reo2sw0_intr2",
"reo2sw8_intr",
"reo2sw7_intr",
"reo2sw6_inrr",
"reo2sw5_intr",
"reo2sw4_intr",
"reo2sw3_intr",
"reo2sw2_intr",
"reo2sw1_intr",
"reo2sw0_intr",
"reo2status_intr2",
"reo_status",
"reo2rxdma_out_2",
"reo2rxdma_out_1",
"reo_cmd",
"sw2reo6",
"sw2reo5",
"sw2reo1",
"sw2reo",
"rxdma2reo_mlo_0_dst_ring1",
"rxdma2reo_mlo_0_dst_ring0",
"rxdma2reo_mlo_1_dst_ring1",
"rxdma2reo_mlo_1_dst_ring0",
"rxdma2reo_dst_ring1",
"rxdma2reo_dst_ring0",
"rxdma2sw_dst_ring1",
"rxdma2sw_dst_ring0",
"rxdma2release_dst_ring1",
"rxdma2release_dst_ring0",
"sw2rxdma_2_src_ring",
"sw2rxdma_1_src_ring",
"sw2rxdma_0",
"wbm2sw6_release2",
"wbm2sw5_release2",
"wbm2sw4_release2",
"wbm2sw3_release2",
"wbm2sw2_release2",
"wbm2sw1_release2",
"wbm2sw0_release2",
"wbm2sw6_release",
"wbm2sw5_release",
"wbm2sw4_release",
"wbm2sw3_release",
"wbm2sw2_release",
"wbm2sw1_release",
"wbm2sw0_release",
"wbm2sw_link",
"wbm_error_release",
"sw2txmon_src_ring",
"sw2rxmon_src_ring",
"txmon2sw_p1_intr1",
"txmon2sw_p1_intr0",
"txmon2sw_p0_dest1",
"txmon2sw_p0_dest0",
"rxmon2sw_p1_intr1",
"rxmon2sw_p1_intr0",
"rxmon2sw_p0_dest1",
"rxmon2sw_p0_dest0",
"sw_release",
"sw2tcl_credit2",
"sw2tcl_credit",
"sw2tcl4",
"sw2tcl5",
"sw2tcl3",
"sw2tcl2",
"sw2tcl1",
"sw2wbm1",
"misc_8",
"misc_7",
"misc_6",
"misc_5",
"misc_4",
"misc_3",
"misc_2",
"misc_1",
"misc_0",
};
#endif
#if (defined(QCA_WIFI_QCA6390) || defined(QCA_WIFI_QCA6490) || \
defined(QCA_WIFI_KIWI))
#include "hal_api.h"
@@ -1952,42 +2057,41 @@ end:
return ret;
}
static int hif_ce_srng_msi_free_irq(struct hif_softc *scn)
static int hif_ce_srng_free_irq(struct hif_softc *scn)
{
int ret;
int ce_id, irq, irq_id;
int ret = 0;
int ce_id, irq;
uint32_t msi_data_start;
uint32_t msi_data_count;
uint32_t msi_irq_start;
struct HIF_CE_state *ce_sc = HIF_GET_CE_STATE(scn);
struct CE_attr *host_ce_conf = ce_sc->host_ce_config;
struct hif_pci_softc *sc = HIF_GET_PCI_SOFTC(scn);
ret = pld_get_user_msi_assignment(scn->qdf_dev->dev, "CE",
&msi_data_count, &msi_data_start,
&msi_irq_start);
if (ret)
return ret;
if (!pld_get_enable_intx(scn->qdf_dev->dev)) {
ret = pld_get_user_msi_assignment(scn->qdf_dev->dev, "CE",
&msi_data_count,
&msi_data_start,
&msi_irq_start);
if (ret)
return ret;
}
/* needs to match the ce_id -> irq data mapping
* used in the srng parameter configuration
*/
for (ce_id = 0; ce_id < scn->ce_count; ce_id++) {
unsigned int msi_data;
if (host_ce_conf[ce_id].flags & CE_ATTR_DISABLE_INTR)
continue;
if (!ce_sc->tasklets[ce_id].inited)
continue;
irq_id = scn->int_assignment->msi_idx[ce_id];
msi_data = irq_id + msi_irq_start;
irq = pld_get_msi_irq(scn->qdf_dev->dev, msi_data);
irq = sc->ce_irq_num[ce_id];
hif_ce_irq_remove_affinity_hint(irq);
hif_debug("%s: (ce_id %d, irq_id %d, msi_data %d, irq %d)",
__func__, irq_id, ce_id, msi_data, irq);
hif_debug("%s: (ce_id %d, irq %d)", __func__, ce_id, irq);
pfrm_free_irq(scn->qdf_dev->dev, irq, &ce_sc->tasklets[ce_id]);
}
@@ -2043,9 +2147,9 @@ void hif_pci_nointrs(struct hif_softc *scn)
hif_pci_deconfigure_grp_irq(scn);
ret = hif_ce_srng_msi_free_irq(scn);
ret = hif_ce_srng_free_irq(scn);
if (ret != -EINVAL) {
/* ce irqs freed in hif_ce_srng_msi_free_irq */
/* ce irqs freed in hif_ce_srng_free_irq */
if (scn->wake_irq)
pfrm_free_irq(scn->qdf_dev->dev, scn->wake_irq, scn);
@@ -2787,7 +2891,7 @@ static int hif_ce_msi_map_ce_to_irq(struct hif_softc *scn, int ce_id)
{
struct hif_pci_softc *pci_scn = HIF_GET_PCI_SOFTC(scn);
return pci_scn->ce_msi_irq_num[ce_id];
return pci_scn->ce_irq_num[ce_id];
}
/* hif_srng_msi_irq_disable() - disable the irq for msi
@@ -2823,6 +2927,83 @@ static void hif_ce_legacy_msi_irq_enable(struct hif_softc *hif_sc, int ce_id)
enable_irq(hif_ce_msi_map_ce_to_irq(hif_sc, ce_id));
}
#ifdef QCA_SUPPORT_LEGACY_INTERRUPTS
/**
* hif_ce_configure_legacyirq() - Configure CE interrupts
* @scn: hif_softc pointer
*
* Configure CE legacy interrupts
*
* Return: int
*/
static int hif_ce_configure_legacyirq(struct hif_softc *scn)
{
int ret = 0;
int irq, ce_id;
struct HIF_CE_state *ce_sc = HIF_GET_CE_STATE(scn);
struct CE_attr *host_ce_conf = ce_sc->host_ce_config;
struct hif_pci_softc *pci_sc = HIF_GET_PCI_SOFTC(scn);
struct pci_dev *pdev = pci_sc->pdev;
int pci_slot;
qdf_device_t qdf_dev = scn->qdf_dev;
if (!pld_get_enable_intx(&pdev->dev))
return -EINVAL;
scn->bus_ops.hif_irq_disable = &hif_ce_srng_msi_irq_disable;
scn->bus_ops.hif_irq_enable = &hif_ce_srng_msi_irq_enable;
scn->bus_ops.hif_map_ce_to_irq = &hif_ce_msi_map_ce_to_irq;
for (ce_id = 0; ce_id < scn->ce_count; ce_id++) {
if (host_ce_conf[ce_id].flags & CE_ATTR_DISABLE_INTR)
continue;
if (host_ce_conf[ce_id].flags & CE_ATTR_INIT_ON_DEMAND)
continue;
ret = pfrm_get_irq(&pdev->dev,
(struct qdf_pfm_hndl *)qdf_dev->cnss_pdev,
legacy_ic_irqname[ce_id], ce_id, &irq);
if (ret) {
dev_err(&pdev->dev, "get irq failed\n");
ret = -EFAULT;
goto skip;
}
pci_slot = hif_get_pci_slot(scn);
qdf_scnprintf(ce_irqname[pci_slot][ce_id],
DP_IRQ_NAME_LEN, "pci%d_ce_%u", pci_slot, ce_id);
pci_sc->ce_irq_num[ce_id] = irq;
ret = pfrm_request_irq(scn->qdf_dev->dev, irq,
hif_ce_interrupt_handler,
IRQF_SHARED,
ce_irqname[pci_slot][ce_id],
&ce_sc->tasklets[ce_id]);
if (ret) {
hif_err("error = %d", ret);
return -EINVAL;
}
}
skip:
return ret;
}
#else
/**
* hif_ce_configure_legacyirq() - Configure CE interrupts
* @scn: hif_softc pointer
*
* Configure CE legacy interrupts
*
* Return: int
*/
static int hif_ce_configure_legacyirq(struct hif_softc *scn)
{
return 0;
}
#endif
int hif_ce_msi_configure_irq_by_ceid(struct hif_softc *scn, int ce_id)
{
int ret = 0;
@@ -2864,7 +3045,7 @@ int hif_ce_msi_configure_irq_by_ceid(struct hif_softc *scn, int ce_id)
if (!ce_sc->tasklets[ce_id].inited)
goto skip;
pci_sc->ce_msi_irq_num[ce_id] = irq;
pci_sc->ce_irq_num[ce_id] = irq;
qdf_scnprintf(ce_irqname[pci_slot][ce_id],
DP_IRQ_NAME_LEN, "pci%u_wlan_ce_%u",
@@ -3084,23 +3265,23 @@ void hif_pci_ce_irq_set_affinity_hint(
qdf_cpumask_clear(&pci_sc->ce_irq_cpu_mask[ce_id]);
qdf_cpumask_copy(&pci_sc->ce_irq_cpu_mask[ce_id],
&ce_cpu_mask);
qdf_dev_modify_irq_status(pci_sc->ce_msi_irq_num[ce_id],
qdf_dev_modify_irq_status(pci_sc->ce_irq_num[ce_id],
IRQ_NO_BALANCING, 0);
ret = qdf_dev_set_irq_affinity(
pci_sc->ce_msi_irq_num[ce_id],
pci_sc->ce_irq_num[ce_id],
(struct qdf_cpu_mask *)&pci_sc->ce_irq_cpu_mask[ce_id]);
qdf_dev_modify_irq_status(pci_sc->ce_msi_irq_num[ce_id],
qdf_dev_modify_irq_status(pci_sc->ce_irq_num[ce_id],
0, IRQ_NO_BALANCING);
if (ret)
hif_err_rl("Set affinity %*pbl fails for CE IRQ %d",
qdf_cpumask_pr_args(
&pci_sc->ce_irq_cpu_mask[ce_id]),
pci_sc->ce_msi_irq_num[ce_id]);
pci_sc->ce_irq_num[ce_id]);
else
hif_debug_rl("Set affinity %*pbl for CE IRQ: %d",
qdf_cpumask_pr_args(
&pci_sc->ce_irq_cpu_mask[ce_id]),
pci_sc->ce_msi_irq_num[ce_id]);
pci_sc->ce_irq_num[ce_id]);
}
}
#endif /* #ifdef HIF_CPU_PERF_AFFINE_MASK */
@@ -3159,14 +3340,98 @@ void hif_pci_config_irq_affinity(struct hif_softc *scn)
hif_pci_ce_irq_set_affinity_hint(scn);
}
#ifdef QCA_SUPPORT_LEGACY_INTERRUPTS
/**
* hif_grp_configure_legacyirq() - Configure DP interrupts
* @scn: hif_softc pointer
* @hif_ext_group: hif extended group pointer
*
* Configure DP legacy interrupts
*
* Return: int
*/
static int hif_grp_configure_legacyirq(struct hif_softc *scn,
struct hif_exec_context *hif_ext_group)
{
int ret = 0;
int irq = 0;
int j;
int pci_slot;
struct hif_pci_softc *sc = HIF_GET_PCI_SOFTC(scn);
struct pci_dev *pdev = sc->pdev;
qdf_device_t qdf_dev = scn->qdf_dev;
for (j = 0; j < hif_ext_group->numirq; j++) {
ret = pfrm_get_irq(&pdev->dev,
(struct qdf_pfm_hndl *)qdf_dev->cnss_pdev,
legacy_ic_irqname[hif_ext_group->irq[j]],
hif_ext_group->irq[j], &irq);
if (ret) {
dev_err(&pdev->dev, "get irq failed\n");
return -EFAULT;
}
hif_ext_group->os_irq[j] = irq;
}
hif_ext_group->irq_enable = &hif_exec_grp_irq_enable;
hif_ext_group->irq_disable = &hif_exec_grp_irq_disable;
hif_ext_group->irq_name = &hif_pci_get_irq_name;
hif_ext_group->work_complete = &hif_dummy_grp_done;
pci_slot = hif_get_pci_slot(scn);
for (j = 0; j < hif_ext_group->numirq; j++) {
irq = hif_ext_group->os_irq[j];
if (scn->irq_unlazy_disable)
qdf_dev_set_irq_status_flags(irq,
QDF_IRQ_DISABLE_UNLAZY);
hif_debug("request_irq = %d for grp %d",
irq, hif_ext_group->grp_id);
ret = pfrm_request_irq(scn->qdf_dev->dev, irq,
hif_ext_group_interrupt_handler,
IRQF_SHARED | IRQF_NO_SUSPEND,
legacy_ic_irqname[hif_ext_group->irq[j]],
hif_ext_group);
if (ret) {
hif_err("request_irq failed ret = %d", ret);
return -EFAULT;
}
hif_ext_group->os_irq[j] = irq;
}
hif_ext_group->irq_requested = true;
return 0;
}
#else
/**
* hif_grp_configure_legacyirq() - Configure DP interrupts
* @scn: hif_softc pointer
* @hif_ext_group: hif extended group pointer
*
* Configure DP legacy interrupts
*
* Return: int
*/
static int hif_grp_configure_legacyirq(struct hif_softc *scn,
struct hif_exec_context *hif_ext_group)
{
return 0;
}
#endif
int hif_pci_configure_grp_irq(struct hif_softc *scn,
struct hif_exec_context *hif_ext_group)
{
int ret = 0;
int irq = 0;
int j;
struct hif_pci_softc *sc = HIF_GET_PCI_SOFTC(scn);
struct pci_dev *pdev = sc->pdev;
int pci_slot;
if (pld_get_enable_intx(&pdev->dev))
return hif_grp_configure_legacyirq(scn, hif_ext_group);
hif_ext_group->irq_enable = &hif_exec_grp_irq_enable;
hif_ext_group->irq_disable = &hif_exec_grp_irq_disable;
hif_ext_group->irq_name = &hif_pci_get_irq_name;
@@ -3286,12 +3551,15 @@ int hif_configure_irq(struct hif_softc *scn)
case TARGET_TYPE_QCA9574:
ret = hif_ahb_configure_irq(sc);
break;
case TARGET_TYPE_QCN9224:
ret = hif_ce_configure_legacyirq(scn);
break;
default:
ret = hif_pci_configure_legacy_irq(sc);
break;
}
if (ret < 0) {
hif_err("hif_pci_configure_legacy_irq error = %d", ret);
hif_err("error = %d", ret);
return ret;
}
end:

3
hif/src/pcie/if_pci.h
مشاهده پرونده

@@ -1,5 +1,6 @@
/*
* Copyright (c) 2013-2021 The Linux Foundation. All rights reserved.
* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for
* any purpose with or without fee is hereby granted, provided that the
@@ -126,7 +127,7 @@ struct hif_pci_softc {
/* 0 --> using legacy PCI line interrupts */
struct tasklet_struct intr_tq; /* tasklet */
struct hif_msi_info msi_info;
int ce_msi_irq_num[CE_COUNT_MAX];
int ce_irq_num[CE_COUNT_MAX];
int irq;
int irq_event;
int cacheline_sz;