[PATCH v2 1/3] scsi: ufs: core: Export ufshcd_dme_link_startup() helper

From: Shawn Lin <shawn.lin@rock-chips.com>
To: Rob Herring <robh+dt@kernel.org>,
	"James E . J . Bottomley" <James.Bottomley@HansenPartnership.com>,
	"Martin K . Petersen" <martin.petersen@oracle.com>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>
Cc: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>,
	Heiko Stuebner <heiko@sntech.de>,
	Alim Akhtar <alim.akhtar@samsung.com>,
	Avri Altman <avri.altman@wdc.com>,
	Bart Van Assche <bvanassche@acm.org>,
	YiFeng Zhao <zyf@rock-chips.com>, Liang Chen <cl@rock-chips.com>,
	linux-scsi@vger.kernel.org, linux-rockchip@lists.infradead.org,
	linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
	Shawn Lin <shawn.lin@rock-chips.com>
Subject: [PATCH v2 1/3] scsi: ufs: core: Export ufshcd_dme_link_startup() helper
Date: Thu,  8 Aug 2024 11:52:41 +0800	[thread overview]
Message-ID: <1723089163-28983-2-git-send-email-shawn.lin@rock-chips.com> (raw)
In-Reply-To: <1723089163-28983-1-git-send-email-shawn.lin@rock-chips.com>

Export it for host drivers.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
---

Changes in v2: None

 drivers/ufs/core/ufshcd.c | 4 +++-
 include/ufs/ufshcd.h      | 1 +
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 8f4abc5..e09f004 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -4019,7 +4019,7 @@ static void ufshcd_host_memory_configure(struct ufs_hba *hba)
  *
  * Return: 0 on success, non-zero value on failure.
  */
-static int ufshcd_dme_link_startup(struct ufs_hba *hba)
+int ufshcd_dme_link_startup(struct ufs_hba *hba)
 {
 	struct uic_command uic_cmd = {
 		.command = UIC_CMD_DME_LINK_STARTUP,
@@ -4032,6 +4032,8 @@ static int ufshcd_dme_link_startup(struct ufs_hba *hba)
 			"dme-link-startup: error code %d\n", ret);
 	return ret;
 }
+EXPORT_SYMBOL_GPL(ufshcd_dme_link_startup);
+
 /**
  * ufshcd_dme_reset - UIC command for DME_RESET
  * @hba: per adapter instance
diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h
index cac0cdb..8bc28c1 100644
--- a/include/ufs/ufshcd.h
+++ b/include/ufs/ufshcd.h
@@ -1432,6 +1432,7 @@ int ufshcd_read_string_desc(struct ufs_hba *hba, u8 desc_index,
 void ufshcd_hold(struct ufs_hba *hba);
 void ufshcd_release(struct ufs_hba *hba);
 
+int ufshcd_dme_link_startup(struct ufs_hba *hba);
 void ufshcd_clkgate_delay_set(struct device *dev, unsigned long value);
 
 int ufshcd_get_vreg(struct device *dev, struct ufs_vreg *vreg);
-- 
2.7.4


_______________________________________________
Linux-rockchip mailing list
Linux-rockchip@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-rockchip
