Merge "dsp: Enable remoteproc on adsp-loader" into audio-kernel.lnx.5.10

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2020-12-16 01:25:03 -08:00
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@@ -16,7 +16,9 @@
#include <linux/workqueue.h>
#include <linux/nvmem-consumer.h>
#include <linux/slab.h>
#include <soc/qcom/subsystem_restart.h>
#include <linux/remoteproc.h>
#include <linux/remoteproc/qcom_rproc.h>
#define Q6_PIL_GET_DELAY_MS 100
#define BOOT_CMD 1
@@ -24,11 +26,11 @@
#define IMAGE_UNLOAD_CMD 0
#define MAX_FW_IMAGES 4
enum apr_subsys_state {
APR_SUBSYS_DOWN,
APR_SUBSYS_UP,
APR_SUBSYS_LOADED,
APR_SUBSYS_UNKNOWN,
enum spf_subsys_state {
SPF_SUBSYS_DOWN,
SPF_SUBSYS_UP,
SPF_SUBSYS_LOADED,
SPF_SUBSYS_UNKNOWN,
};
static ssize_t adsp_boot_store(struct kobject *kobj,
@@ -62,52 +64,6 @@ static struct work_struct adsp_ldr_work;
static struct platform_device *adsp_private;
static void adsp_loader_unload(struct platform_device *pdev);
static int adsp_restart_subsys(void)
{
struct subsys_device *adsp_dev = NULL;
struct platform_device *pdev = adsp_private;
struct adsp_loader_private *priv = NULL;
int rc = -EINVAL;
priv = platform_get_drvdata(pdev);
if (!priv)
return rc;
adsp_dev = (struct subsys_device *)priv->pil_h;
if (!adsp_dev)
return rc;
/* subsystem_restart_dev has worker queue to handle */
rc = subsystem_restart_dev(adsp_dev);
if (rc) {
dev_err(&pdev->dev, "subsystem_restart_dev failed\n");
return rc;
}
pr_debug("%s :: Restart Success %d\n", __func__, rc);
return rc;
}
#if 0
static void adsp_load_state_notify_cb(enum apr_subsys_state state,
void *phandle)
{
struct platform_device *pdev = adsp_private;
struct adsp_loader_private *priv = NULL;
priv = platform_get_drvdata(pdev);
if (!priv)
return;
if (phandle != adsp_private) {
pr_err("%s:callback is not for adsp-loader client\n", __func__);
return;
}
pr_debug("%s:: Received cb for ADSP restart\n", __func__);
if (state == APR_SUBSYS_UNKNOWN)
adsp_restart_subsys();
else
pr_debug("%s:Ignore restart request for ADSP", __func__);
}
#endif
static void adsp_load_fw(struct work_struct *adsp_ldr_work)
{
@@ -116,8 +72,10 @@ static void adsp_load_fw(struct work_struct *adsp_ldr_work)
const char *adsp_dt = "qcom,adsp-state";
int rc = 0;
u32 adsp_state;
const char *img_name;
// void *padsp_restart_cb = &adsp_load_state_notify_cb;
struct property *prop;
int size;
phandle rproc_phandle;
struct rproc *rproc;
if (!pdev) {
dev_err(&pdev->dev, "%s: Platform device null\n", __func__);
@@ -130,6 +88,13 @@ static void adsp_load_fw(struct work_struct *adsp_ldr_work)
goto fail;
}
priv = platform_get_drvdata(pdev);
if (!priv) {
dev_err(&pdev->dev,
" %s: Private data get failed\n", __func__);
goto fail;
}
rc = of_property_read_u32(pdev->dev.of_node, adsp_dt, &adsp_state);
if (rc) {
dev_err(&pdev->dev,
@@ -137,84 +102,68 @@ static void adsp_load_fw(struct work_struct *adsp_ldr_work)
goto fail;
}
rc = of_property_read_string(pdev->dev.of_node,
"qcom,proc-img-to-load",
&img_name);
if (rc) {
prop = of_find_property(pdev->dev.of_node, "qcom,proc-img-to-load",
&size);
if (!prop) {
dev_dbg(&pdev->dev,
"%s: loading default image ADSP\n", __func__);
goto load_adsp;
}
if (!strcmp(img_name, "modem")) {
/* adsp_state always returns "0". So load modem image based on
* apr_modem_state to prevent loading of image twice
*/
//adsp_state = apr_get_modem_state();
if (adsp_state == APR_SUBSYS_DOWN) {
priv = platform_get_drvdata(pdev);
if (!priv) {
dev_err(&pdev->dev,
" %s: Private data get failed\n", __func__);
goto fail;
}
priv->pil_h = subsystem_get("modem");
if (IS_ERR(priv->pil_h)) {
rproc_phandle = be32_to_cpup(prop->value);
priv->pil_h = rproc_get_by_phandle(rproc_phandle);
if (!priv->pil_h)
goto fail;
rproc = priv->pil_h;
if (!strcmp(rproc->name, "modem")) {
if (adsp_state == SPF_SUBSYS_DOWN) {
rc = rproc_boot(priv->pil_h);
if (IS_ERR(priv->pil_h) || rc) {
dev_err(&pdev->dev, "%s: pil get failed,\n",
__func__);
goto fail;
}
/* Set the state of the ADSP in APR driver */
//apr_set_modem_state(APR_SUBSYS_LOADED);
} else if (adsp_state == APR_SUBSYS_LOADED) {
} else if (adsp_state == SPF_SUBSYS_LOADED) {
dev_dbg(&pdev->dev,
"%s: MDSP state = %x\n", __func__, adsp_state);
}
dev_dbg(&pdev->dev, "%s: Q6/MDSP image is loaded\n", __func__);
goto success;
}
load_adsp:
{
prop = of_find_property(pdev->dev.of_node, "qcom,rproc-handle",
&size);
if (!prop) {
dev_err(&pdev->dev, "Missing remotproc handle\n");
goto fail;
}
rproc_phandle = be32_to_cpup(prop->value);
priv->pil_h = rproc_get_by_phandle(rproc_phandle);
if (!priv->pil_h)
goto fail;
adsp_state = spf_core_is_apm_ready();
if (adsp_state == APR_SUBSYS_DOWN) {
priv = platform_get_drvdata(pdev);
if (!priv) {
dev_err(&pdev->dev,
" %s: Private data get failed\n", __func__);
goto fail;
}
if (!priv->adsp_fw_name) {
dev_dbg(&pdev->dev, "%s: Load default ADSP\n",
__func__);
priv->pil_h = subsystem_get("adsp");
} else {
dev_dbg(&pdev->dev, "%s: Load ADSP with fw name %s\n",
__func__, priv->adsp_fw_name);
priv->pil_h = subsystem_get_with_fwname("adsp", priv->adsp_fw_name);
}
if (IS_ERR(priv->pil_h)) {
if (adsp_state == SPF_SUBSYS_DOWN) {
rc = rproc_boot(priv->pil_h);
if (rc) {
dev_err(&pdev->dev, "%s: pil get failed,\n",
__func__);
goto fail;
}
} else if (adsp_state == APR_SUBSYS_LOADED) {
dev_dbg(&pdev->dev,
} else if (adsp_state == SPF_SUBSYS_LOADED) {
dev_dbg(&pdev->dev,
"%s: ADSP state = %x\n", __func__, adsp_state);
}
dev_dbg(&pdev->dev, "%s: Q6/ADSP image is loaded\n", __func__);
// apr_register_adsp_state_cb(padsp_restart_cb, adsp_private);
goto success;
return;
}
fail:
dev_err(&pdev->dev, "%s: Q6 image loading failed\n", __func__);
success:
return;
}
static void adsp_loader_do(struct platform_device *pdev)
@@ -228,15 +177,15 @@ static ssize_t adsp_ssr_store(struct kobject *kobj,
size_t count)
{
int ssr_command = 0;
struct rproc *adsp_dev = NULL;
struct platform_device *pdev = adsp_private;
struct adsp_loader_private *priv = NULL;
int rc = -EINVAL;
dev_dbg(&pdev->dev, "%s: going to call adsp ssr\n ", __func__);
priv = platform_get_drvdata(pdev);
if (!priv)
return rc;
return -EINVAL;
if (kstrtoint(buf, 10, &ssr_command) < 0)
return -EINVAL;
@@ -244,7 +193,15 @@ static ssize_t adsp_ssr_store(struct kobject *kobj,
if (ssr_command != SSR_RESET_CMD)
return -EINVAL;
adsp_restart_subsys();
adsp_dev = (struct rproc *)priv->pil_h;
if (!adsp_dev)
return -EINVAL;
dev_err(&pdev->dev, "requesting for ADSP restart\n");
/* subsystem_restart_dev has worker queue to handle */
rproc_report_crash(adsp_dev, RPROC_FATAL_ERROR);
dev_dbg(&pdev->dev, "%s :: ADSP restarted\n", __func__);
return count;
}
@@ -281,8 +238,7 @@ static void adsp_loader_unload(struct platform_device *pdev)
return;
if (priv->pil_h) {
dev_dbg(&pdev->dev, "%s: calling subsystem put\n", __func__);
subsystem_put(priv->pil_h);
rproc_shutdown(priv->pil_h);
priv->pil_h = NULL;
}
}
@@ -352,7 +308,7 @@ static int adsp_loader_remove(struct platform_device *pdev)
return 0;
if (priv->pil_h) {
subsystem_put(priv->pil_h);
rproc_shutdown(priv->pil_h);
priv->pil_h = NULL;
}