add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/ide/pmac.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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  * Support for IDE interfaces on PowerMacs.
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  *
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@@ -7,11 +8,6 @@
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  *  Copyright (C) 1998-2003 Paul Mackerras & Ben. Herrenschmidt
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  *  Copyright (C) 2007-2008 Bartlomiej Zolnierkiewicz
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  *
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- *  This program is free software; you can redistribute it and/or
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- *  modify it under the terms of the GNU General Public License
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- *  as published by the Free Software Foundation; either version
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- *  2 of the License, or (at your option) any later version.
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- *
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  * Some code taken from drivers/ide/ide-dma.c:
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  *
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  *  Copyright (c) 1995-1998  Mark Lord
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@@ -20,7 +16,6 @@
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  * get rid of the "rounded" tables used previously, so we have the
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  * same table format for all controllers and can then just have one
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  * big table
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- * 
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  */
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 #include <linux/types.h>
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 #include <linux/kernel.h>
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@@ -1024,7 +1019,6 @@
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 	struct device_node *np = pmif->node;
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 	const int *bidp;
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 	struct ide_host *host;
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-	ide_hwif_t *hwif;
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 	struct ide_hw *hws[] = { hw };
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 	struct ide_port_info d = pmac_port_info;
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 	int rc;
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@@ -1046,7 +1040,7 @@
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 		d.port_ops = &pmac_ide_ata4_port_ops;
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 		d.udma_mask = ATA_UDMA5;
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 	} else if (of_device_is_compatible(np, "keylargo-ata")) {
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-		if (strcmp(np->name, "ata-4") == 0) {
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+		if (of_node_name_eq(np, "ata-4")) {
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 			pmif->kind = controller_kl_ata4;
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 			d.port_ops = &pmac_ide_ata4_port_ops;
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 			d.udma_mask = ATA_UDMA4;
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@@ -1080,7 +1074,7 @@
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 		rc = -ENOMEM;
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 		goto bail;
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 	}
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-	hwif = pmif->hwif = host->ports[0];
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+	pmif->hwif = host->ports[0];
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 	if (on_media_bay(pmif)) {
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 		/* Fixup bus ID for media bay */