modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/drivers/scsi/advansys.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * advansys.c - Linux Host Driver for AdvanSys SCSI Adapters
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  *
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@@ -6,11 +7,6 @@
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  * Copyright (c) 2007 Matthew Wilcox <matthew@wil.cx>
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  * Copyright (c) 2014 Hannes Reinecke <hare@suse.de>
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  * All Rights Reserved.
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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  */
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 /*
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@@ -320,7 +316,7 @@
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 	ushort queue_cnt;
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 	ushort entry_to_copy;
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 	ushort res;
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-	ASC_SG_LIST sg_list[0];
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+	ASC_SG_LIST sg_list[];
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 } ASC_SG_HEAD;
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 typedef struct asc_scsi_q {
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@@ -3192,8 +3188,8 @@
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 		   shost->sg_tablesize, shost->cmd_per_lun);
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 	seq_printf(m,
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-		   " unchecked_isa_dma %d, use_clustering %d\n",
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-		   shost->unchecked_isa_dma, shost->use_clustering);
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+		   " unchecked_isa_dma %d\n",
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+		   shost->unchecked_isa_dma);
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 	seq_printf(m,
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 		   " flags 0x%x, last_reset 0x%lx, jiffies 0x%lx, asc_n_io_port 0x%x\n",
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@@ -5949,7 +5945,6 @@
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 static void adv_isr_callback(ADV_DVC_VAR *adv_dvc_varp, ADV_SCSI_REQ_Q *scsiqp)
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 {
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 	struct asc_board *boardp = adv_dvc_varp->drv_ptr;
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-	u32 srb_tag;
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 	adv_req_t *reqp;
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 	adv_sgblk_t *sgblkp;
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 	struct scsi_cmnd *scp;
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@@ -5965,7 +5960,6 @@
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 	 * completed. The adv_req_t structure actually contains the
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 	 * completed ADV_SCSI_REQ_Q structure.
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 	 */
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-	srb_tag = le32_to_cpu(scsiqp->srb_tag);
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 	scp = scsi_host_find_tag(boardp->shost, scsiqp->srb_tag);
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 	ASC_DBG(1, "scp 0x%p\n", scp);
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@@ -6448,7 +6442,7 @@
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 				sdtr_data =
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 				    AscCalSDTRData(asc_dvc, ext_msg.xfer_period,
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 						   ext_msg.req_ack_offset);
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-				if ((sdtr_data == 0xFF)) {
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+				if (sdtr_data == 0xFF) {
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 					q_cntl |= QC_MSG_OUT;
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 					asc_dvc->init_sdtr &= ~target_id;
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@@ -7716,7 +7710,7 @@
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 				sg_block->sg_ptr = 0L; /* Last ADV_SG_BLOCK in list. */
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 				return ADV_SUCCESS;
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 			}
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-			slp++;
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+			slp = sg_next(slp);
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 		}
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 		sg_block->sg_cnt = NO_OF_SG_PER_BLOCK;
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 		prev_sg_block = sg_block;
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@@ -10810,14 +10804,6 @@
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 	 * for non-ISA adapters.
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 	 */
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 	.unchecked_isa_dma = true,
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-	/*
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-	 * All adapters controlled by this driver are capable of large
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-	 * scatter-gather lists. According to the mid-level SCSI documentation
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-	 * this obviates any performance gain provided by setting
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-	 * 'use_clustering'. But empirically while CPU utilization is increased
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-	 * by enabling clustering, I/O throughput increases as well.
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-	 */
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-	.use_clustering = ENABLE_CLUSTERING,
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 };
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 static int advansys_wide_init_chip(struct Scsi_Host *shost)