write in 30M

hc

2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/arch/mips/sgi-ip27/ip27-hubio.c
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@@ -1,7 +1,7 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Copyright (C) 1992-1997, 2000-2003 Silicon Graphics, Inc.
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  * Copyright (C) 2004 Christoph Hellwig.
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- *	Released under GPL v2.
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  *
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  * Support functions for the HUB ASIC - mostly PIO mapping related.
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  */
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@@ -11,7 +11,9 @@
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 #include <linux/mmzone.h>
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 #include <asm/sn/addrs.h>
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 #include <asm/sn/arch.h>
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-#include <asm/sn/hub.h>
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+#include <asm/sn/agent.h>
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+#include <asm/sn/io.h>
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+#include <asm/xtalk/xtalk.h>
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 static int force_fire_and_forget = 1;
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@@ -25,10 +27,9 @@
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  * @size:	size of the PIO mapping
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  *
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  **/
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-unsigned long hub_pio_map(cnodeid_t cnode, xwidgetnum_t widget,
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+unsigned long hub_pio_map(nasid_t nasid, xwidgetnum_t widget,
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 			  unsigned long xtalk_addr, size_t size)
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 {
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-	nasid_t nasid = COMPACT_TO_NASID_NODEID(cnode);
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 	unsigned i;
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 	/* use small-window mapping if possible */
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@@ -44,7 +45,7 @@
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 	xtalk_addr &= ~(BWIN_SIZE-1);
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 	for (i = 0; i < HUB_NUM_BIG_WINDOW; i++) {
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-		if (test_and_set_bit(i, hub_data(cnode)->h_bigwin_used))
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+		if (test_and_set_bit(i, hub_data(nasid)->h_bigwin_used))
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 			continue;
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 		/*
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@@ -63,7 +64,7 @@
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 		 * after we write it.
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 		 */
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 		IIO_ITTE_PUT(nasid, i, HUB_PIO_MAP_TO_MEM, widget, xtalk_addr);
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-		(void) HUB_L(IIO_ITTE_GET(nasid, i));
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+		__raw_readq(IIO_ITTE_GET(nasid, i));
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 		return NODE_BWIN_BASE(nasid, widget) + (xtalk_addr % BWIN_SIZE);
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 	}
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@@ -83,7 +84,7 @@
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  */
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 static void hub_setup_prb(nasid_t nasid, int prbnum, int credits)
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 {
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-	iprb_t prb;
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+	union iprb_u prb;
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 	int prb_offset;
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 	/*
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@@ -135,8 +136,8 @@
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  **/
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 static void hub_set_piomode(nasid_t nasid)
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 {
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-	hubreg_t ii_iowa;
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-	hubii_wcr_t ii_wcr;
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+	u64 ii_iowa;
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+	union hubii_wcr_u ii_wcr;
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 	unsigned i;
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 	ii_iowa = REMOTE_HUB_L(nasid, IIO_OUTWIDGET_ACCESS);
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@@ -171,13 +172,12 @@
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  *
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  * @hub:	hubinfo structure for our hub
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  */
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-void hub_pio_init(cnodeid_t cnode)
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+void hub_pio_init(nasid_t nasid)
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 {
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-	nasid_t nasid = COMPACT_TO_NASID_NODEID(cnode);
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 	unsigned i;
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 	/* initialize big window piomaps for this hub */
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-	bitmap_zero(hub_data(cnode)->h_bigwin_used, HUB_NUM_BIG_WINDOW);
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+	bitmap_zero(hub_data(nasid)->h_bigwin_used, HUB_NUM_BIG_WINDOW);
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 	for (i = 0; i < HUB_NUM_BIG_WINDOW; i++)
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 		IIO_ITTE_DISABLE(nasid, i);
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