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Commit a59b27ed authored by Vikram Mulukutla's avatar Vikram Mulukutla
Browse files

scsi: ufs-msm: Add support for the new scm_call2 API 



The scm library has added support for a new secure world
interface that is more aligned to the ARMv8 SMC calling
convention. Use the new API while maintaining backward
compatibility.

Change-Id: I19b523edb7a849f50916dbbd426c92cc4c459799
Signed-off-by: default avatarVikram Mulukutla <markivx@codeaurora.org>
parent cc95eee0

drivers/scsi/ufs/ufs-msm.c

+2 −6
Original line number Original line Diff line number Diff line
@@ -1138,7 +1138,7 @@ static int ufs_msm_update_sec_cfg(struct ufs_hba *hba, bool restore_sec_cfg) 
	struct msm_scm_cmd_buf {

	struct msm_scm_cmd_buf {

		unsigned int device_id;

		unsigned int device_id;

		unsigned int spare;

		unsigned int spare;

	} cbuf;

	} cbuf = {0};

	#define RESTORE_SEC_CFG_CMD	0x2

	#define RESTORE_SEC_CFG_CMD	0x2

	#define UFS_TZ_DEV_ID		19

	#define UFS_TZ_DEV_ID		19
@@ -1167,11 +1167,7 @@ static int ufs_msm_update_sec_cfg(struct ufs_hba *hba, bool restore_sec_cfg) 
	 * out of power collapse.

	 * out of power collapse.

	 */

	 */

	cbuf.device_id = UFS_TZ_DEV_ID;

	cbuf.device_id = UFS_TZ_DEV_ID;

	ret = scm_call(SCM_SVC_MP,

	ret = scm_restore_sec_cfg(cbuf.device_id, cbuf.spare, &scm_ret);

		       RESTORE_SEC_CFG_CMD,

		       &cbuf, sizeof(cbuf),

		       &scm_ret, sizeof(scm_ret));



	if (ret || scm_ret) {

	if (ret || scm_ret) {

		dev_err(hba->dev, "%s: failed, ret %d scm_ret %d\n",

		dev_err(hba->dev, "%s: failed, ret %d scm_ret %d\n",

			__func__, ret, scm_ret);

			__func__, ret, scm_ret);