Module Name: src
Committed By: riastradh
Date: Fri Dec 24 15:08:09 UTC 2021
Modified Files:
src/sys/external/bsd/drm2/dist/drm/i915/display: intel_opregion.c
intel_opregion.h
Log Message:
i915: Use AcpiOsMapMemory, not bus_space_map, for opregion.
Needed because this appears in firmware-type memory mappings, which
are excluded from bus_space_map.
XXX pullup-9 (via manual patch since the code has changed a bit)
To generate a diff of this commit:
cvs rdiff -u -r1.4 -r1.5 \
src/sys/external/bsd/drm2/dist/drm/i915/display/intel_opregion.c
cvs rdiff -u -r1.3 -r1.4 \
src/sys/external/bsd/drm2/dist/drm/i915/display/intel_opregion.h
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_opregion.c
diff -u src/sys/external/bsd/drm2/dist/drm/i915/display/intel_opregion.c:1.4 src/sys/external/bsd/drm2/dist/drm/i915/display/intel_opregion.c:1.5
--- src/sys/external/bsd/drm2/dist/drm/i915/display/intel_opregion.c:1.4 Sun Dec 19 11:49:11 2021
+++ src/sys/external/bsd/drm2/dist/drm/i915/display/intel_opregion.c Fri Dec 24 15:08:09 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: intel_opregion.c,v 1.4 2021/12/19 11:49:11 riastradh Exp $ */
+/* $NetBSD: intel_opregion.c,v 1.5 2021/12/24 15:08:09 riastradh Exp $ */
/*
* Copyright 2008 Intel Corporation <[email protected]>
@@ -28,7 +28,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: intel_opregion.c,v 1.4 2021/12/19 11:49:11 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: intel_opregion.c,v 1.5 2021/12/24 15:08:09 riastradh Exp $");
#include <linux/acpi.h>
#include <linux/dmi.h>
@@ -952,15 +952,7 @@ int intel_opregion_setup(struct drm_i915
INIT_WORK(&opregion->asle_work, asle_work);
#ifdef __NetBSD__
- opregion->bst = pdev->pd_pa.pa_memt;
- err = -bus_space_map(opregion->bst, asls, OPREGION_SIZE,
- BUS_SPACE_MAP_LINEAR|BUS_SPACE_MAP_CACHEABLE,
- &opregion->asls_bsh);
- if (err) {
- DRM_DEBUG_DRIVER("Failed to map opregion: %d\n", err);
- return err;
- }
- base = bus_space_vaddr(opregion->bst, opregion->asls_bsh);
+ base = AcpiOsMapMemory(asls, OPREGION_SIZE);
#else
base = memremap(asls, OPREGION_SIZE, MEMREMAP_WB);
#endif
@@ -1035,14 +1027,7 @@ int intel_opregion_setup(struct drm_i915
}
#ifdef __NetBSD__
- if (bus_space_map(opregion->bst, rvda,
- opregion->asle->rvds,
- BUS_SPACE_MAP_LINEAR|BUS_SPACE_MAP_CACHEABLE,
- &opregion->rvda_bsh))
- opregion->rvda = NULL;
- else
- opregion->rvda = bus_space_vaddr(opregion->bst,
- opregion->rvda_bsh);
+ opregion->rvda = AcpiOsMapMemory(rvda, opregion->asle->rvds);
#else
opregion->rvda = memremap(rvda, opregion->asle->rvds,
MEMREMAP_WB);
@@ -1058,11 +1043,8 @@ int intel_opregion_setup(struct drm_i915
} else {
DRM_DEBUG_KMS("Invalid VBT in ACPI OpRegion (RVDA)\n");
#ifdef __NetBSD__
- if (opregion->rvda) {
- bus_space_unmap(opregion->bst,
- opregion->rvda_bsh,
- opregion->asle->rvds);
- }
+ AcpiOsUnmapMemory(opregion->rvda,
+ opregion->asle->rvds);
#else
memunmap(opregion->rvda);
#endif
@@ -1094,7 +1076,7 @@ out:
err_out:
#ifdef __NetBSD__
- bus_space_unmap(opregion->bst, opregion->asls_bsh, OPREGION_SIZE);
+ AcpiOsUnmapMemory(base, OPREGION_SIZE);
#else
memunmap(base);
#endif
@@ -1251,14 +1233,14 @@ void intel_opregion_unregister(struct dr
/* just clear all opregion memory pointers now */
#ifdef __NetBSD__
- bus_space_unmap(opregion->bst, opregion->asls_bsh, OPREGION_SIZE);
+ size_t rvds = opregion->asle->rvds;
+ AcpiOsUnmapMemory(opregion->header, OPREGION_SIZE);
#else
memunmap(opregion->header);
#endif
if (opregion->rvda) {
#ifdef __NetBSD__
- bus_space_unmap(opregion->bst, opregion->rvda_bsh,
- opregion->asle->rvds);
+ AcpiOsUnmapMemory(opregion->rvda, rvds);
#else
memunmap(opregion->rvda);
#endif
Index: src/sys/external/bsd/drm2/dist/drm/i915/display/intel_opregion.h
diff -u src/sys/external/bsd/drm2/dist/drm/i915/display/intel_opregion.h:1.3 src/sys/external/bsd/drm2/dist/drm/i915/display/intel_opregion.h:1.4
--- src/sys/external/bsd/drm2/dist/drm/i915/display/intel_opregion.h:1.3 Sun Dec 19 11:49:11 2021
+++ src/sys/external/bsd/drm2/dist/drm/i915/display/intel_opregion.h Fri Dec 24 15:08:09 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: intel_opregion.h,v 1.3 2021/12/19 11:49:11 riastradh Exp $ */
+/* $NetBSD: intel_opregion.h,v 1.4 2021/12/24 15:08:09 riastradh Exp $ */
/*
* Copyright © 2008-2017 Intel Corporation
@@ -38,17 +38,7 @@ struct opregion_acpi;
struct opregion_swsci;
struct opregion_asle;
-#ifdef __NetBSD__ /* XXX acpi iomem */
-# include <linux/acpi_io.h>
-# define __iomem __acpi_iomem
-#endif
-
struct intel_opregion {
-#ifdef __NetBSD__
- bus_space_tag_t bst;
- bus_space_handle_t asls_bsh;
- bus_space_handle_t rvda_bsh;
-#endif
struct opregion_header *header;
struct opregion_acpi *acpi;
struct opregion_swsci *swsci;
@@ -66,10 +56,6 @@ struct intel_opregion {
#define OPREGION_SIZE (8 * 1024)
-#ifdef __NetBSD__ /* XXX acpi iomem */
-# undef __iomem
-#endif
-
#ifdef CONFIG_ACPI
int intel_opregion_setup(struct drm_i915_private *dev_priv);
