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/* Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include "bus.h"
#include "debug.h"
#include "pci.h"
#include "usb.h"
#include "sdio.h"
enum cnss_dev_bus_type cnss_get_dev_bus_type(struct device *dev)
{
if (!dev)
return CNSS_BUS_NONE;
if (!dev->bus)
return CNSS_BUS_NONE;
if (memcmp(dev->bus->name, "pci", 3) == 0)
return CNSS_BUS_PCI;
else if (memcmp(dev->bus->name, "usb", 3) == 0)
return CNSS_BUS_USB;
else if (memcmp(dev->bus->name, "sdio", 4) == 0)
return CNSS_BUS_SDIO;
else
return CNSS_BUS_NONE;
}
enum cnss_dev_bus_type cnss_get_bus_type(unsigned long device_id)
{
switch (device_id) {
case QCA6174_DEVICE_ID:
case QCA6290_EMULATION_DEVICE_ID:
case QCA6290_DEVICE_ID:
case QCN7605_DEVICE_ID:
return CNSS_BUS_PCI;
case QCN7605_COMPOSITE_DEVICE_ID:
case QCN7605_STANDALONE_DEVICE_ID:
case QCN7605_VER20_STANDALONE_DEVICE_ID:
case QCN7605_VER20_COMPOSITE_DEVICE_ID:
return CNSS_BUS_USB;
case QCN7605_SDIO_DEVICE_ID:
return CNSS_BUS_SDIO;
default:
cnss_pr_err("Unknown device_id: 0x%lx\n", device_id);
return CNSS_BUS_NONE;
}
}
void *cnss_bus_dev_to_bus_priv(struct device *dev)
{
if (!dev)
return NULL;
switch (cnss_get_dev_bus_type(dev)) {
case CNSS_BUS_PCI:
return cnss_get_pci_priv(to_pci_dev(dev));
case CNSS_BUS_USB:
return cnss_get_usb_priv(to_usb_interface(dev));
default:
return NULL;
}
}
struct cnss_plat_data *cnss_bus_dev_to_plat_priv(struct device *dev)
{
void *bus_priv;
if (!dev)
return cnss_get_plat_priv(NULL);
bus_priv = cnss_bus_dev_to_bus_priv(dev);
if (!bus_priv)
return NULL;
switch (cnss_get_dev_bus_type(dev)) {
case CNSS_BUS_PCI:
return cnss_pci_priv_to_plat_priv(bus_priv);
case CNSS_BUS_USB:
return cnss_usb_priv_to_plat_priv(bus_priv);
case CNSS_BUS_SDIO:
return cnss_get_plat_priv(NULL);
default:
return NULL;
}
}
int cnss_bus_init(struct cnss_plat_data *plat_priv)
{
if (!plat_priv)
return -ENODEV;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
return cnss_pci_init(plat_priv);
case CNSS_BUS_USB:
return cnss_usb_init(plat_priv);
case CNSS_BUS_SDIO:
return cnss_sdio_init(plat_priv);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return -EINVAL;
}
}
void cnss_bus_deinit(struct cnss_plat_data *plat_priv)
{
if (!plat_priv)
return;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
cnss_pci_deinit(plat_priv);
break;
case CNSS_BUS_USB:
cnss_usb_deinit(plat_priv);
break;
case CNSS_BUS_SDIO:
cnss_sdio_deinit(plat_priv);
break;
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
}
return;
}
int cnss_bus_load_m3(struct cnss_plat_data *plat_priv)
{
if (!plat_priv)
return -ENODEV;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
return cnss_pci_load_m3(plat_priv->bus_priv);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return -EINVAL;
}
}
int cnss_bus_alloc_fw_mem(struct cnss_plat_data *plat_priv)
{
if (!plat_priv)
return -ENODEV;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
return cnss_pci_alloc_fw_mem(plat_priv->bus_priv);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return -EINVAL;
}
}
int cnss_bus_get_wake_irq(struct cnss_plat_data *plat_priv)
{
if (!plat_priv)
return -ENODEV;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
return cnss_pci_get_wake_msi(plat_priv->bus_priv);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return -EINVAL;
}
}
int cnss_bus_force_fw_assert_hdlr(struct cnss_plat_data *plat_priv)
{
if (!plat_priv)
return -ENODEV;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
return cnss_pci_force_fw_assert_hdlr(plat_priv->bus_priv);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return -EINVAL;
}
}
void cnss_bus_fw_boot_timeout_hdlr(unsigned long data)
{
struct cnss_plat_data *plat_priv = (struct cnss_plat_data *)data;
if (!plat_priv)
return;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
return cnss_pci_fw_boot_timeout_hdlr(plat_priv->bus_priv);
case CNSS_BUS_USB:
return cnss_usb_fw_boot_timeout_hdlr(plat_priv->bus_priv);
case CNSS_BUS_SDIO:
return cnss_sdio_fw_boot_timeout_hdlr(plat_priv->bus_priv);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return;
}
}
void cnss_bus_collect_dump_info(struct cnss_plat_data *plat_priv)
{
int ret;
if (!plat_priv)
return;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
ret = cnss_pci_set_mhi_state(plat_priv->bus_priv,
CNSS_MHI_RDDM);
if (ret) {
cnss_pr_err("Failed to complete RDDM, err = %d\n", ret);
break;
}
return cnss_pci_collect_dump_info(plat_priv->bus_priv);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return;
}
}
int cnss_bus_call_driver_probe(struct cnss_plat_data *plat_priv)
{
if (!plat_priv)
return -ENODEV;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
return cnss_pci_call_driver_probe(plat_priv->bus_priv);
case CNSS_BUS_USB:
return cnss_usb_call_driver_probe(plat_priv->bus_priv);
case CNSS_BUS_SDIO:
return cnss_sdio_call_driver_probe(plat_priv->bus_priv);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return -EINVAL;
}
}
int cnss_bus_call_driver_remove(struct cnss_plat_data *plat_priv)
{
if (!plat_priv)
return -ENODEV;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
return cnss_pci_call_driver_remove(plat_priv->bus_priv);
case CNSS_BUS_USB:
return cnss_usb_call_driver_remove(plat_priv->bus_priv);
case CNSS_BUS_SDIO:
return cnss_sdio_call_driver_remove(plat_priv->bus_priv);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return -EINVAL;
}
}
int cnss_bus_dev_powerup(struct cnss_plat_data *plat_priv)
{
if (!plat_priv)
return -ENODEV;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
return cnss_pci_dev_powerup(plat_priv->bus_priv);
case CNSS_BUS_USB:
return cnss_usb_dev_powerup(plat_priv);
case CNSS_BUS_SDIO:
return cnss_sdio_dev_powerup(plat_priv->bus_priv);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return -EINVAL;
}
}
int cnss_bus_dev_shutdown(struct cnss_plat_data *plat_priv)
{
if (!plat_priv)
return -ENODEV;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
return cnss_pci_dev_shutdown(plat_priv->bus_priv);
case CNSS_BUS_USB:
return cnss_usb_dev_shutdown(plat_priv->bus_priv);
case CNSS_BUS_SDIO:
return cnss_sdio_dev_shutdown(plat_priv->bus_priv);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return -EINVAL;
}
}
int cnss_bus_dev_crash_shutdown(struct cnss_plat_data *plat_priv)
{
if (!plat_priv)
return -ENODEV;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
return cnss_pci_dev_crash_shutdown(plat_priv->bus_priv);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return -EINVAL;
}
}
int cnss_bus_dev_ramdump(struct cnss_plat_data *plat_priv)
{
if (!plat_priv)
return -ENODEV;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
return cnss_pci_dev_ramdump(plat_priv->bus_priv);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return -EINVAL;
}
}
int cnss_bus_register_driver_hdlr(struct cnss_plat_data *plat_priv, void *data)
{
if (!plat_priv)
return -ENODEV;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
return cnss_pci_register_driver_hdlr(plat_priv->bus_priv, data);
case CNSS_BUS_USB:
return cnss_usb_register_driver_hdlr(plat_priv->bus_priv, data);
case CNSS_BUS_SDIO:
return cnss_sdio_register_driver_hdlr(plat_priv->bus_priv,
data);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return -EINVAL;
}
}
int cnss_bus_unregister_driver_hdlr(struct cnss_plat_data *plat_priv)
{
if (!plat_priv)
return -ENODEV;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
return cnss_pci_unregister_driver_hdlr(plat_priv->bus_priv);
case CNSS_BUS_USB:
return cnss_usb_unregister_driver_hdlr(plat_priv->bus_priv);
case CNSS_BUS_SDIO:
return cnss_sdio_unregister_driver_hdlr(plat_priv->bus_priv);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return -EINVAL;
}
}
int cnss_bus_call_driver_modem_status(struct cnss_plat_data *plat_priv,
int modem_current_status)
{
if (!plat_priv)
return -ENODEV;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
return cnss_pci_call_driver_modem_status(plat_priv->bus_priv,
modem_current_status);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return -EINVAL;
}
}
int cnss_bus_recovery_update_status(struct cnss_plat_data *plat_priv)
{
if (!plat_priv)
return -ENODEV;
switch (plat_priv->bus_type) {
case CNSS_BUS_PCI:
return cnss_pci_recovery_update_status(plat_priv->bus_priv);
default:
cnss_pr_err("Unsupported bus type: %d\n",
plat_priv->bus_type);
return -EINVAL;
}
}
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