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J . Bottomley" , "Martin K . Petersen" Cc: Bart Van Assche , Bean Huo , linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, Avri Altman Subject: [PATCH v2 3/4] scsi: ufs: Re-use compose_dev_cmd Date: Tue, 5 Mar 2024 23:00:48 +0200 Message-ID: <20240305210051.10847-4-avri.altman@wdc.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20240305210051.10847-1-avri.altman@wdc.com> References: <20240305210051.10847-1-avri.altman@wdc.com> Precedence: bulk X-Mailing-List: linux-scsi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Move out some of the dev_cmd initializations so it can be used elsewhere. Signed-off-by: Avri Altman Reviewed-by: Bean Huo Reviewed-by: Bart Van Assche --- drivers/ufs/core/ufshcd.c | 33 +++++++++++++-------------------- 1 file changed, 13 insertions(+), 20 deletions(-) diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index 3f62ad7b4062..c9c2b7f99758 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -3061,15 +3061,21 @@ static int ufshcd_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd) return err; } -static int ufshcd_compose_dev_cmd(struct ufs_hba *hba, - struct ufshcd_lrb *lrbp, enum dev_cmd_type cmd_type, int tag) +static void ufshcd_setup_dev_cmd(struct ufs_hba *hba, struct ufshcd_lrb *lrbp, + enum dev_cmd_type cmd_type, u8 lun, int tag) { lrbp->cmd = NULL; lrbp->task_tag = tag; - lrbp->lun = 0; /* device management cmd is not specific to any LUN */ + lrbp->lun = lun; lrbp->intr_cmd = true; /* No interrupt aggregation */ ufshcd_prepare_lrbp_crypto(NULL, lrbp); hba->dev_cmd.type = cmd_type; +} + +static int ufshcd_compose_dev_cmd(struct ufs_hba *hba, + struct ufshcd_lrb *lrbp, enum dev_cmd_type cmd_type, int tag) +{ + ufshcd_setup_dev_cmd(hba, lrbp, cmd_type, 0, tag); return ufshcd_compose_devman_upiu(hba, lrbp); } @@ -7213,20 +7219,14 @@ static int ufshcd_issue_devman_upiu_cmd(struct ufs_hba *hba, enum query_opcode desc_op) { const u32 tag = hba->reserved_slot; - struct ufshcd_lrb *lrbp; + struct ufshcd_lrb *lrbp = &hba->lrb[tag]; int err = 0; u8 upiu_flags; /* Protects use of hba->reserved_slot. */ lockdep_assert_held(&hba->dev_cmd.lock); - lrbp = &hba->lrb[tag]; - lrbp->cmd = NULL; - lrbp->task_tag = tag; - lrbp->lun = 0; - lrbp->intr_cmd = true; - ufshcd_prepare_lrbp_crypto(NULL, lrbp); - hba->dev_cmd.type = cmd_type; + ufshcd_setup_dev_cmd(hba, lrbp, cmd_type, 0, tag); if (hba->ufs_version <= ufshci_version(1, 1)) lrbp->command_type = UTP_CMD_TYPE_DEV_MANAGE; @@ -7372,7 +7372,7 @@ int ufshcd_advanced_rpmb_req_handler(struct ufs_hba *hba, struct utp_upiu_req *r enum dma_data_direction dir) { const u32 tag = hba->reserved_slot; - struct ufshcd_lrb *lrbp; + struct ufshcd_lrb *lrbp = &hba->lrb[tag]; int err = 0; int result; u8 upiu_flags; @@ -7382,14 +7382,7 @@ int ufshcd_advanced_rpmb_req_handler(struct ufs_hba *hba, struct utp_upiu_req *r /* Protects use of hba->reserved_slot. */ ufshcd_dev_man_lock(hba); - lrbp = &hba->lrb[tag]; - lrbp->cmd = NULL; - lrbp->task_tag = tag; - lrbp->lun = UFS_UPIU_RPMB_WLUN; - - lrbp->intr_cmd = true; - ufshcd_prepare_lrbp_crypto(NULL, lrbp); - hba->dev_cmd.type = DEV_CMD_TYPE_RPMB; + ufshcd_setup_dev_cmd(hba, lrbp, DEV_CMD_TYPE_RPMB, UFS_UPIU_RPMB_WLUN, tag); /* Advanced RPMB starts from UFS 4.0, so its command type is UTP_CMD_TYPE_UFS_STORAGE */ lrbp->command_type = UTP_CMD_TYPE_UFS_STORAGE;