Module Name:    src
Committed By:   riastradh
Date:           Sun Feb 27 14:22:21 UTC 2022

Modified Files:
        src/sys/external/bsd/drm2/dist/drm/i915/display: intel_acpi.c
        src/sys/external/bsd/drm2/include/linux: acpi.h
        src/sys/external/bsd/drm2/linux: files.drmkms_linux
Added Files:
        src/sys/external/bsd/drm2/linux: linux_acpi.c

Log Message:
drm: Move acpi_check_dsm &c. from intel_acpi.c to new linux_acpi.c.


To generate a diff of this commit:
cvs rdiff -u -r1.6 -r1.7 \
    src/sys/external/bsd/drm2/dist/drm/i915/display/intel_acpi.c
cvs rdiff -u -r1.6 -r1.7 src/sys/external/bsd/drm2/include/linux/acpi.h
cvs rdiff -u -r1.40 -r1.41 src/sys/external/bsd/drm2/linux/files.drmkms_linux
cvs rdiff -u -r0 -r1.1 src/sys/external/bsd/drm2/linux/linux_acpi.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/external/bsd/drm2/dist/drm/i915/display/intel_acpi.c
diff -u src/sys/external/bsd/drm2/dist/drm/i915/display/intel_acpi.c:1.6 src/sys/external/bsd/drm2/dist/drm/i915/display/intel_acpi.c:1.7
--- src/sys/external/bsd/drm2/dist/drm/i915/display/intel_acpi.c:1.6	Sun Feb 27 14:20:30 2022
+++ src/sys/external/bsd/drm2/dist/drm/i915/display/intel_acpi.c	Sun Feb 27 14:22:21 2022
@@ -1,4 +1,4 @@
-/*	$NetBSD: intel_acpi.c,v 1.6 2022/02/27 14:20:30 riastradh Exp $	*/
+/*	$NetBSD: intel_acpi.c,v 1.7 2022/02/27 14:22:21 riastradh Exp $	*/
 
 // SPDX-License-Identifier: GPL-2.0
 /*
@@ -8,7 +8,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: intel_acpi.c,v 1.6 2022/02/27 14:20:30 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: intel_acpi.c,v 1.7 2022/02/27 14:22:21 riastradh Exp $");
 
 #include <linux/pci.h>
 #include <linux/acpi.h>
@@ -32,91 +32,6 @@ ACPI_MODULE_NAME("acpi_intel_brightness"
 #define	package		Package
 #define	pointer		Pointer
 #define	value		Value
-
-static ACPI_OBJECT *
-acpi_evaluate_dsm(ACPI_HANDLE handle, const guid_t *uuid, int rev, int func,
-    ACPI_OBJECT *argv4)
-{
-	ACPI_OBJECT_LIST arg;
-	ACPI_OBJECT params[4];
-	ACPI_BUFFER buf;
-	ACPI_STATUS rv;
-
-	if (handle == NULL)
-		handle = ACPI_ROOT_OBJECT;
-
-	arg.Count = 4;
-	arg.Pointer = params;
-	params[0].Type = ACPI_TYPE_BUFFER;
-	params[0].Buffer.Length = 16;
-	params[0].Buffer.Pointer = (char *)__UNCONST(uuid);
-	params[1].Type = ACPI_TYPE_INTEGER;
-	params[1].Integer.Value = rev;
-	params[2].Type = ACPI_TYPE_INTEGER;
-	params[2].Integer.Value = func;
-	if (argv4 != NULL) {
-		params[3] = *argv4;
-	} else {
-		params[3].Type = ACPI_TYPE_PACKAGE;
-		params[3].Package.Count = 0;
-		params[3].Package.Elements = NULL;
-	}
-
-	buf.Pointer = NULL;
-	buf.Length = ACPI_ALLOCATE_LOCAL_BUFFER;
-
-	rv = AcpiEvaluateObject(handle, "_DSM", &arg, &buf);
-	if (ACPI_SUCCESS(rv))
-		return (ACPI_OBJECT *)buf.Pointer;
-	return NULL;
-}
-
-static inline ACPI_OBJECT *
-acpi_evaluate_dsm_typed(ACPI_HANDLE handle, const guid_t *uuid, int rev,
-    int func, ACPI_OBJECT *argv4, ACPI_OBJECT_TYPE type)
-{
-	ACPI_OBJECT *obj;
-
-	obj = acpi_evaluate_dsm(handle, uuid, rev, func, argv4);
-	if (obj != NULL && obj->Type != type) {
-		ACPI_FREE(obj);
-		obj = NULL;
-	}
-	return obj;
-}
-
-#define	ACPI_INIT_DSM_ARGV4(cnt, eles)		\
-{						\
-	.Package.Type = ACPI_TYPE_PACKAGE,	\
-	.Package.Count = (cnt),			\
-	.Package.Elements = (eles)		\
-}
-
-static bool
-acpi_check_dsm(ACPI_HANDLE handle, const guid_t *uuid, int rev, uint64_t funcs)
-{
-	ACPI_OBJECT *obj;
-	uint64_t mask = 0;
-	int i;
-
-	if (funcs == 0)
-		return false;
-
-	obj = acpi_evaluate_dsm(handle, uuid, rev, 0, NULL);
-	if (obj == NULL)
-		return false;
-
-	if (obj->Type == ACPI_TYPE_INTEGER)
-		mask = obj->Integer.Value;
-	else if (obj->Type == ACPI_TYPE_BUFFER)
-		for (i = 0; i < obj->Buffer.Length && i < 8; i++)
-			mask |= (uint64_t)obj->Buffer.Pointer[i] << (i * 8);
-	ACPI_FREE(obj);
-
-	if ((mask & 0x1) == 0x1 && (mask & funcs) == funcs)
-		return true;
-	return false;
-}
 #endif
 
 #define INTEL_DSM_REVISION_ID 1 /* For Calpella anyway... */

Index: src/sys/external/bsd/drm2/include/linux/acpi.h
diff -u src/sys/external/bsd/drm2/include/linux/acpi.h:1.6 src/sys/external/bsd/drm2/include/linux/acpi.h:1.7
--- src/sys/external/bsd/drm2/include/linux/acpi.h:1.6	Sun Dec 19 11:38:04 2021
+++ src/sys/external/bsd/drm2/include/linux/acpi.h	Sun Feb 27 14:22:21 2022
@@ -1,4 +1,4 @@
-/*	$NetBSD: acpi.h,v 1.6 2021/12/19 11:38:04 riastradh Exp $	*/
+/*	$NetBSD: acpi.h,v 1.7 2022/02/27 14:22:21 riastradh Exp $	*/
 
 /*-
  * Copyright (c) 2013 The NetBSD Foundation, Inc.
@@ -44,6 +44,21 @@
 #include <dev/acpi/acpivar.h>
 #endif
 
+#include <linux/types.h>
 #include <linux/uuid.h>
 
+typedef ACPI_HANDLE acpi_handle;
+typedef ACPI_OBJECT_TYPE acpi_object_type;
+typedef ACPI_STATUS acpi_status;
+
+#define	acpi_evaluate_dsm	linux_acpi_evaluate_dsm
+#define	acpi_evaluate_dsm_typed	linux_acpi_evaluate_dsm_typed
+#define	acpi_check_dsm		linux_acpi_check_dsm
+
+union acpi_object *acpi_evaluate_dsm(acpi_handle, const guid_t *,
+    uint64_t, uint64_t, union acpi_object *);
+union acpi_object *acpi_evaluate_dsm_typed(acpi_handle, const guid_t *,
+    uint64_t, uint64_t, union acpi_object *, acpi_object_type);
+bool acpi_check_dsm(acpi_handle, const guid_t *, uint64_t, uint64_t);
+
 #endif  /* _LINUX_ACPI_H_ */

Index: src/sys/external/bsd/drm2/linux/files.drmkms_linux
diff -u src/sys/external/bsd/drm2/linux/files.drmkms_linux:1.40 src/sys/external/bsd/drm2/linux/files.drmkms_linux:1.41
--- src/sys/external/bsd/drm2/linux/files.drmkms_linux:1.40	Sun Dec 19 12:28:04 2021
+++ src/sys/external/bsd/drm2/linux/files.drmkms_linux	Sun Feb 27 14:22:21 2022
@@ -1,10 +1,11 @@
-#       $NetBSD: files.drmkms_linux,v 1.40 2021/12/19 12:28:04 riastradh Exp $
+#       $NetBSD: files.drmkms_linux,v 1.41 2022/02/27 14:22:21 riastradh Exp $
 
 define	drmkms_linux: i2cexec, i2c_bitbang
 
 makeoptions 	drmkms_linux	"CPPFLAGS.drmkms_linux"+="-I$S/external/bsd/common/include"
 makeoptions 	drmkms_linux	"CPPFLAGS.drmkms_linux"+="-I$S/external/bsd/drm2/include"
 
+file	external/bsd/drm2/linux/linux_acpi.c		drmkms_linux
 file	external/bsd/drm2/linux/linux_atomic64.c	drmkms_linux
 file	external/bsd/drm2/linux/linux_backlight.c	drmkms_linux
 file	external/bsd/drm2/linux/linux_dma_buf.c		drmkms_linux

Added files:

Index: src/sys/external/bsd/drm2/linux/linux_acpi.c
diff -u /dev/null src/sys/external/bsd/drm2/linux/linux_acpi.c:1.1
--- /dev/null	Sun Feb 27 14:22:21 2022
+++ src/sys/external/bsd/drm2/linux/linux_acpi.c	Sun Feb 27 14:22:21 2022
@@ -0,0 +1,117 @@
+/*	$NetBSD: linux_acpi.c,v 1.1 2022/02/27 14:22:21 riastradh Exp $	*/
+
+/*-
+ * Copyright (c) 2022 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__KERNEL_RCSID(0, "$NetBSD: linux_acpi.c,v 1.1 2022/02/27 14:22:21 riastradh Exp $");
+
+#include <linux/acpi.h>
+
+union acpi_object *
+acpi_evaluate_dsm(acpi_handle handle, const guid_t *uuid, u64 rev, u64 func,
+    union acpi_object *argv4)
+{
+	ACPI_OBJECT_LIST arg;
+	ACPI_OBJECT params[4];
+	ACPI_BUFFER buf;
+	ACPI_STATUS rv;
+
+	if (handle == NULL)
+		handle = ACPI_ROOT_OBJECT;
+
+	arg.Count = 4;
+	arg.Pointer = params;
+	params[0].Type = ACPI_TYPE_BUFFER;
+	params[0].Buffer.Length = 16;
+	params[0].Buffer.Pointer = (char *)__UNCONST(uuid);
+	params[1].Type = ACPI_TYPE_INTEGER;
+	params[1].Integer.Value = rev;
+	params[2].Type = ACPI_TYPE_INTEGER;
+	params[2].Integer.Value = func;
+	if (argv4 != NULL) {
+		params[3] = *argv4;
+	} else {
+		params[3].Type = ACPI_TYPE_PACKAGE;
+		params[3].Package.Count = 0;
+		params[3].Package.Elements = NULL;
+	}
+
+	buf.Pointer = NULL;
+	buf.Length = ACPI_ALLOCATE_LOCAL_BUFFER;
+
+	rv = AcpiEvaluateObject(handle, "_DSM", &arg, &buf);
+	if (ACPI_SUCCESS(rv))
+		return (ACPI_OBJECT *)buf.Pointer;
+	return NULL;
+}
+
+union acpi_object *
+acpi_evaluate_dsm_typed(acpi_handle handle, const guid_t *uuid, u64 rev,
+    u64 func, union acpi_object *argv4, acpi_object_type type)
+{
+	union acpi_object *obj;
+
+	obj = acpi_evaluate_dsm(handle, uuid, rev, func, argv4);
+	if (obj != NULL && obj->Type != type) {
+		ACPI_FREE(obj);
+		obj = NULL;
+	}
+	return obj;
+}
+
+#define	ACPI_INIT_DSM_ARGV4(cnt, eles)		\
+{						\
+	.Package.Type = ACPI_TYPE_PACKAGE,	\
+	.Package.Count = (cnt),			\
+	.Package.Elements = (eles)		\
+}
+
+bool
+acpi_check_dsm(acpi_handle handle, const guid_t *uuid, u64 rev, u64 funcs)
+{
+	ACPI_OBJECT *obj;
+	uint64_t mask = 0;
+	int i;
+
+	if (funcs == 0)
+		return false;
+
+	obj = acpi_evaluate_dsm(handle, uuid, rev, 0, NULL);
+	if (obj == NULL)
+		return false;
+
+	if (obj->Type == ACPI_TYPE_INTEGER)
+		mask = obj->Integer.Value;
+	else if (obj->Type == ACPI_TYPE_BUFFER)
+		for (i = 0; i < obj->Buffer.Length && i < 8; i++)
+			mask |= (uint64_t)obj->Buffer.Pointer[i] << (i * 8);
+	ACPI_FREE(obj);
+
+	if ((mask & 0x1) == 0x1 && (mask & funcs) == funcs)
+		return true;
+	return false;
+}

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