Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0-only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  * QLogic iSCSI HBA Driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  * Copyright (c)  2003-2013 QLogic Corporation
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9)  * qla4xxx_lookup_ddb_by_fw_index
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)  *	This routine locates a device handle given the firmware device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)  *	database index.	 If device doesn't exist, returns NULL.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13)  * Input:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)  *	ha - Pointer to host adapter structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)  *	fw_ddb_index - Firmware's device database index
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)  * Returns:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18)  *	Pointer to the corresponding internal device database structure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) static inline struct ddb_entry *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) qla4xxx_lookup_ddb_by_fw_index(struct scsi_qla_host *ha, uint32_t fw_ddb_index)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 	struct ddb_entry *ddb_entry = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 	if ((fw_ddb_index < MAX_DDB_ENTRIES) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 	    (ha->fw_ddb_index_map[fw_ddb_index] !=
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) 		(struct ddb_entry *) INVALID_ENTRY)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 		ddb_entry = ha->fw_ddb_index_map[fw_ddb_index];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 	DEBUG3(printk("scsi%d: %s: ddb [%d], ddb_entry = %p\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 	    ha->host_no, __func__, fw_ddb_index, ddb_entry));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 	return ddb_entry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) static inline void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) __qla4xxx_enable_intrs(struct scsi_qla_host *ha)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 	if (is_qla4022(ha) | is_qla4032(ha)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 		writel(set_rmask(IMR_SCSI_INTR_ENABLE),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) 		       &ha->reg->u1.isp4022.intr_mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 		readl(&ha->reg->u1.isp4022.intr_mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) 	} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) 		writel(set_rmask(CSR_SCSI_INTR_ENABLE), &ha->reg->ctrl_status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) 		readl(&ha->reg->ctrl_status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) 	set_bit(AF_INTERRUPTS_ON, &ha->flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) static inline void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) __qla4xxx_disable_intrs(struct scsi_qla_host *ha)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) 	if (is_qla4022(ha) | is_qla4032(ha)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) 		writel(clr_rmask(IMR_SCSI_INTR_ENABLE),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) 		       &ha->reg->u1.isp4022.intr_mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) 		readl(&ha->reg->u1.isp4022.intr_mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) 	} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) 		writel(clr_rmask(CSR_SCSI_INTR_ENABLE), &ha->reg->ctrl_status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) 		readl(&ha->reg->ctrl_status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) 	clear_bit(AF_INTERRUPTS_ON, &ha->flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) static inline void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) qla4xxx_enable_intrs(struct scsi_qla_host *ha)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) 	unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) 	spin_lock_irqsave(&ha->hardware_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) 	__qla4xxx_enable_intrs(ha);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) static inline void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) qla4xxx_disable_intrs(struct scsi_qla_host *ha)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) 	unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) 	spin_lock_irqsave(&ha->hardware_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) 	__qla4xxx_disable_intrs(ha);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) static inline int qla4xxx_get_chap_type(struct ql4_chap_table *chap_entry)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) 	int type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) 	if (chap_entry->flags & BIT_7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) 		type = LOCAL_CHAP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) 	else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) 		type = BIDI_CHAP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) 	return type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) }