Merge "Revert "firmware_class: Add an additional path to fw_path list""

drivers/base/firmware_class.c

@@ -307,8 +307,7 @@ static const char * const fw_path[] = {
 	"/lib/firmware/updates/" UTS_RELEASE,
 	"/lib/firmware/updates",
 	"/lib/firmware/" UTS_RELEASE,
-	"/lib/firmware",
-	"/firmware/image"
+	"/lib/firmware"
 };
 
 /*

drivers/sensors/sensors_ssc.c

@@ -1,4 +1,4 @@
-/* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
+/* Copyright (c) 2012-2017, 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
@@ -26,6 +26,8 @@
 #include <linux/err.h>
 #include <linux/delay.h>
 #include <linux/sysfs.h>
+#include <linux/workqueue.h>
+
 #include <soc/qcom/subsystem_restart.h>
 
 #define IMAGE_LOAD_CMD 1
@@ -64,10 +66,11 @@ static struct attribute *attrs[] = {
 };
 
 static struct platform_device *slpi_private;
+static struct work_struct slpi_ldr_work;
 
-static void slpi_loader_do(struct platform_device *pdev)
+static void slpi_load_fw(struct work_struct *slpi_ldr_work)
 {
-
+	struct platform_device *pdev = slpi_private;
 	struct slpi_loader_private *priv = NULL;
 	int ret;
 	const char *firmware_name = NULL;
@@ -111,6 +114,12 @@ fail:
 	dev_err(&pdev->dev, "%s: SLPI image loading failed\n", __func__);
 }
 
+static void slpi_loader_do(struct platform_device *pdev)
+{
+	dev_info(&pdev->dev, "%s: scheduling work to load SLPI fw\n", __func__);
+	schedule_work(&slpi_ldr_work);
+}
+
 static void slpi_loader_unload(struct platform_device *pdev)
 {
 	struct slpi_loader_private *priv = NULL;
@@ -336,6 +345,8 @@ static int sensors_ssc_probe(struct platform_device *pdev)
 		goto cdev_add_err;
 	}
 
+	INIT_WORK(&slpi_ldr_work, slpi_load_fw);
+
 	return 0;
 
 cdev_add_err:

drivers/soc/qcom/qdsp6v2/adsp-loader.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012-2014, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2012-2014, 2017, 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
@@ -20,6 +20,8 @@
 #include <linux/qdsp6v2/apr.h>
 #include <linux/of_device.h>
 #include <linux/sysfs.h>
+#include <linux/workqueue.h>
+
 #include <soc/qcom/subsystem_restart.h>
 
 #define Q6_PIL_GET_DELAY_MS 100
@@ -44,12 +46,13 @@ static struct attribute *attrs[] = {
 	NULL,
 };
 
+static struct work_struct adsp_ldr_work;
 static struct platform_device *adsp_private;
 static void adsp_loader_unload(struct platform_device *pdev);
 
-static void adsp_loader_do(struct platform_device *pdev)
+static void adsp_load_fw(struct work_struct *adsp_ldr_work)
 {
-
+	struct platform_device *pdev = adsp_private;
 	struct adsp_loader_private *priv = NULL;
 
 	const char *adsp_dt = "qcom,adsp-state";
@@ -146,6 +149,11 @@ fail:
 	return;
 }
 
+static void adsp_loader_do(struct platform_device *pdev)
+{
+	dev_info(&pdev->dev, "%s: scheduling work to load ADSP fw\n", __func__);
+	schedule_work(&adsp_ldr_work);
+}
 
 static ssize_t adsp_boot_store(struct kobject *kobj,
 	struct kobj_attribute *attr,
@@ -270,6 +278,8 @@ static int adsp_loader_probe(struct platform_device *pdev)
 		return ret;
 	}
 
+	INIT_WORK(&adsp_ldr_work, adsp_load_fw);
+
 	return 0;
 }
 

drivers/soc/qcom/qdsp6v2/cdsp-loader.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012-2014,2017, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2012-2014, 2017, 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
@@ -19,6 +19,8 @@
 #include <linux/platform_device.h>
 #include <linux/of_device.h>
 #include <linux/sysfs.h>
+#include <linux/workqueue.h>
+
 #include <soc/qcom/subsystem_restart.h>
 
 #define BOOT_CMD 1
@@ -47,11 +49,12 @@ static struct attribute *attrs[] = {
 
 static u32 cdsp_state = CDSP_SUBSYS_DOWN;
 static struct platform_device *cdsp_private;
+static struct work_struct cdsp_ldr_work;
 static void cdsp_loader_unload(struct platform_device *pdev);
 
-static int cdsp_loader_do(struct platform_device *pdev)
+static void cdsp_load_fw(struct work_struct *cdsp_ldr_work)
 {
-
+	struct platform_device *pdev = cdsp_private;
 	struct cdsp_loader_private *priv = NULL;
 
 	int rc = 0;
@@ -101,14 +104,19 @@ static int cdsp_loader_do(struct platform_device *pdev)
 		}
 
 		dev_dbg(&pdev->dev, "%s: CDSP image is loaded\n", __func__);
-		return rc;
+		return;
 	}
 
 fail:
 	dev_err(&pdev->dev, "%s: CDSP image loading failed\n", __func__);
-	return rc;
+	return;
 }
 
+static void cdsp_loader_do(struct platform_device *pdev)
+{
+	dev_info(&pdev->dev, "%s: scheduling work to load CDSP fw\n", __func__);
+	schedule_work(&cdsp_ldr_work);
+}
 
 static ssize_t cdsp_boot_store(struct kobject *kobj,
 	struct kobj_attribute *attr,
@@ -126,7 +134,7 @@ static ssize_t cdsp_boot_store(struct kobject *kobj,
 		pr_debug("%s: going to call cdsp_loader_do\n", __func__);
 		cdsp_loader_do(cdsp_private);
 	} else if (boot == IMAGE_UNLOAD_CMD) {
-		pr_debug("%s: going to call adsp_unloader\n", __func__);
+		pr_debug("%s: going to call cdsp_unloader\n", __func__);
 		cdsp_loader_unload(cdsp_private);
 	}
 	return count;
@@ -238,6 +246,8 @@ static int cdsp_loader_probe(struct platform_device *pdev)
 		return ret;
 	}
 
+	INIT_WORK(&cdsp_ldr_work, cdsp_load_fw);
+
 	return 0;
 }