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cnss2: Add support to download hds.bin file to firmware

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Add support to download hds.bin file as part of boot sequence
to firmware for debugging HALPHY issues and use a sysfs node to
control the download.

Change-Id: I226198d3d9343a13d1bf44456ae35ec54aade683
Signed-off-by: Yue Ma <yuem@codeaurora.org>
This commit is contained in:
Yue Ma 2021-03-18 16:27:50 -07:00 • committed by Gerrit - the friendly Code Review server
commit c8a43fff94
3 changed files with 36 additions and 0 deletions
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30
drivers/net/wireless/cnss2/main.c
View file

@ -436,6 +436,8 @@ static int cnss_fw_mem_ready_hdlr(struct cnss_plat_data *plat_priv)
if (ret)
goto out;
if (plat_priv->hds_enabled)
cnss_wlfw_bdf_dnld_send_sync(plat_priv, CNSS_BDF_HDS);
cnss_wlfw_bdf_dnld_send_sync(plat_priv, CNSS_BDF_REGDB);
if (plat_priv->device_id == QCN7605_DEVICE_ID)
@ -2635,6 +2637,32 @@ static int cnss_register_bus_scale(struct cnss_plat_data *plat_priv)
static void cnss_unregister_bus_scale(struct cnss_plat_data *plat_priv) {}
#endif /* CONFIG_INTERCONNECT */
static ssize_t enable_hds_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
struct cnss_plat_data *plat_priv = dev_get_drvdata(dev);
unsigned int enable_hds = 0;
if (!plat_priv)
return -ENODEV;
if (sscanf(buf, "%du", &enable_hds) != 1) {
cnss_pr_err("Invalid enable_hds sysfs command\n");
return -EINVAL;
}
if (enable_hds)
plat_priv->hds_enabled = true;
else
plat_priv->hds_enabled = false;
cnss_pr_dbg("%s HDS file download, count is %zu\n",
plat_priv->hds_enabled ? "Enable" : "Disable", count);
return count;
}
static ssize_t recovery_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
@ -2778,6 +2806,7 @@ static ssize_t hw_trace_override_store(struct device *dev,
static DEVICE_ATTR_WO(fs_ready);
static DEVICE_ATTR_WO(shutdown);
static DEVICE_ATTR_WO(recovery);
static DEVICE_ATTR_WO(enable_hds);
static DEVICE_ATTR_WO(qdss_trace_start);
static DEVICE_ATTR_WO(qdss_trace_stop);
static DEVICE_ATTR_WO(qdss_conf_download);
@ -2787,6 +2816,7 @@ static struct attribute *cnss_attrs[] = {
&dev_attr_fs_ready.attr,
&dev_attr_shutdown.attr,
&dev_attr_recovery.attr,
&dev_attr_enable_hds.attr,
&dev_attr_qdss_trace_start.attr,
&dev_attr_qdss_trace_stop.attr,
&dev_attr_qdss_conf_download.attr,

2
drivers/net/wireless/cnss2/main.h
View file

@ -343,6 +343,7 @@ enum cnss_bdf_type {
CNSS_BDF_BIN,
CNSS_BDF_ELF,
CNSS_BDF_REGDB = 4,
CNSS_BDF_HDS = 6,
};
enum cnss_cal_status {
@ -432,6 +433,7 @@ struct cnss_plat_data {
enum cnss_driver_status driver_status;
u32 recovery_count;
u8 recovery_enabled;
u8 hds_enabled;
unsigned long driver_state;
struct list_head event_list;
spinlock_t event_lock; /* spinlock for driver work event handling */

4
drivers/net/wireless/cnss2/qmi.c
View file

@ -23,6 +23,7 @@
#define BIN_BDF_FILE_NAME_PREFIX "bdwlan.b"
#define BIN_BDF_FILE_NAME_GF_PREFIX "bdwlang.b"
#define REGDB_FILE_NAME "regdb.bin"
#define HDS_FILE_NAME "hds.bin"
#define CHIP_ID_GF_MASK 0x10
#define QDSS_TRACE_CONFIG_FILE "qdss_trace_config"
@ -559,6 +560,9 @@ static int cnss_get_bdf_file_name(struct cnss_plat_data *plat_priv,
case CNSS_BDF_REGDB:
snprintf(filename_tmp, filename_len, REGDB_FILE_NAME);
break;
case CNSS_BDF_HDS:
snprintf(filename_tmp, filename_len, HDS_FILE_NAME);
break;
default:
cnss_pr_err("Invalid BDF type: %d\n",
plat_priv->ctrl_params.bdf_type);