From: hgchu <hg.chu@samsung.com>
Date: Thu, 11 Jan 2018 23:28:12 +0000 (+0900)
Subject: scsi: ufs: add vendor's specific operation
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=dd528aaa5b1580df6056afc6ba324fa58ca70d54;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

scsi: ufs: add vendor's specific operation

Change-Id: Id53ebff96cbda110ba1d3d37fde66605edec09f7
Signed-off-by: hgchu <hg.chu@samsung.com>
---

diff --git a/drivers/scsi/ufs/ufshcd-pltfrm.c b/drivers/scsi/ufs/ufshcd-pltfrm.c
index e82bde077296..f33a3797ef7b 100644
--- a/drivers/scsi/ufs/ufshcd-pltfrm.c
+++ b/drivers/scsi/ufs/ufshcd-pltfrm.c
@@ -365,6 +365,20 @@ out:
 }
 EXPORT_SYMBOL_GPL(ufshcd_pltfrm_init);
 
+/**
+ * ufshcd_pltfrm_exit - exit common routine for platform driver
+ * @pdev: pointer to platform device handle
+ */
+void ufshcd_pltfrm_exit(struct platform_device *pdev)
+{
+	struct ufs_hba *hba =  platform_get_drvdata(pdev);
+
+	disable_irq(hba->irq);
+
+	ufshcd_remove(hba);
+}
+EXPORT_SYMBOL_GPL(ufshcd_pltfrm_exit);
+
 MODULE_AUTHOR("Santosh Yaragnavi <santosh.sy@samsung.com>");
 MODULE_AUTHOR("Vinayak Holikatti <h.vinayak@samsung.com>");
 MODULE_DESCRIPTION("UFS host controller Platform bus based glue driver");
diff --git a/drivers/scsi/ufs/ufshcd-pltfrm.h b/drivers/scsi/ufs/ufshcd-pltfrm.h
index df64c4180340..59cee8c0edc2 100644
--- a/drivers/scsi/ufs/ufshcd-pltfrm.h
+++ b/drivers/scsi/ufs/ufshcd-pltfrm.h
@@ -19,6 +19,7 @@
 int ufshcd_pltfrm_init(struct platform_device *pdev,
 		       struct ufs_hba_variant_ops *vops);
 void ufshcd_pltfrm_shutdown(struct platform_device *pdev);
+void ufshcd_pltfrm_exit(struct platform_device *pdev);
 
 #ifdef CONFIG_PM
 
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index cdc8bd05f7df..95c64b031eab 100644
--- a/drivers/scsi/ufs/ufshcd.h
+++ b/drivers/scsi/ufs/ufshcd.h
@@ -220,6 +220,14 @@ struct ufs_dev_cmd {
 	struct ufs_query query;
 };
 
+/**
+ * ufs_hba_variant: host specific data
+ */
+struct ufs_hba_variant {
+	const struct ufs_hba_variant_ops *ops;
+	u32 quirks;
+	void *vs_data;
+};
 struct ufs_desc_size {
 	int dev_desc;
 	int pwr_desc;