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authorLinus Torvalds <torvalds@linux-foundation.org>2010-03-04 10:49:37 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-04 10:49:37 -0500
commit03a2c4d76c9e99b80d74ab8a4f344e135a5ae44b (patch)
tree7fd7940a4f87dc1ace1c1bdeb1fb0d90ac3beb13 /include/linux
parenta27341cd5fcb7cf2d2d4726e9f324009f7162c00 (diff)
parentd424b925f7092b9d95e0a8556872349abe79d9b6 (diff)
Merge branch 'drm-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6
* 'drm-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: (151 commits) vga_switcheroo: disable default y by new rules. drm/nouveau: fix *staging* driver build with switcheroo off. drm/radeon: fix typo in Makefile vga_switcheroo: fix build on platforms with no ACPI drm/radeon: Fix printf type warning in 64bit system. drm/radeon/kms: bump the KMS version number for square tiling support. vga_switcheroo: initial implementation (v15) drm/radeon/kms: do not disable audio engine twice Revert "drm/radeon/kms: disable HDMI audio for now on rv710/rv730" drm/radeon/kms: do not preset audio stuff and start timer when not using audio drm/radeon: r100/r200 ums: block ability for userspace app to trash 0 page and beyond drm/ttm: fix function prototype to match implementation drm/radeon: use ALIGN instead of open coding it drm/radeon/kms: initialize set_surface_reg reg for rs600 asic drm/i915: Use a dmi quirk to skip a broken SDVO TV output. drm/i915: enable/disable LVDS port at DPMS time drm/i915: check for multiple write domains in pin_and_relocate drm/i915: clean-up i915_gem_flush_gpu_write_domain drm/i915: reuse i915_gpu_idle helper drm/i915: ensure lru ordering of fence_list ... Fixed trivial conflicts in drivers/gpu/vga/Kconfig
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/fb.h2
-rw-r--r--include/linux/vga_switcheroo.h57
2 files changed, 59 insertions, 0 deletions
diff --git a/include/linux/fb.h b/include/linux/fb.h
index 369767bd873e..c10163b4c40e 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -543,6 +543,8 @@ struct fb_cursor_user {
543#define FB_EVENT_GET_REQ 0x0D 543#define FB_EVENT_GET_REQ 0x0D
544/* Unbind from the console if possible */ 544/* Unbind from the console if possible */
545#define FB_EVENT_FB_UNBIND 0x0E 545#define FB_EVENT_FB_UNBIND 0x0E
546/* CONSOLE-SPECIFIC: remap all consoles to new fb - for vga switcheroo */
547#define FB_EVENT_REMAP_ALL_CONSOLE 0x0F
546 548
547struct fb_event { 549struct fb_event {
548 struct fb_info *info; 550 struct fb_info *info;
diff --git a/include/linux/vga_switcheroo.h b/include/linux/vga_switcheroo.h
new file mode 100644
index 000000000000..ae9ab13b963d
--- /dev/null
+++ b/include/linux/vga_switcheroo.h
@@ -0,0 +1,57 @@
1/*
2 * Copyright (c) 2010 Red Hat Inc.
3 * Author : Dave Airlie <airlied@redhat.com>
4 *
5 * Licensed under GPLv2
6 *
7 * vga_switcheroo.h - Support for laptop with dual GPU using one set of outputs
8 */
9
10#include <linux/fb.h>
11
12enum vga_switcheroo_state {
13 VGA_SWITCHEROO_OFF,
14 VGA_SWITCHEROO_ON,
15};
16
17enum vga_switcheroo_client_id {
18 VGA_SWITCHEROO_IGD,
19 VGA_SWITCHEROO_DIS,
20 VGA_SWITCHEROO_MAX_CLIENTS,
21};
22
23struct vga_switcheroo_handler {
24 int (*switchto)(enum vga_switcheroo_client_id id);
25 int (*power_state)(enum vga_switcheroo_client_id id,
26 enum vga_switcheroo_state state);
27 int (*init)(void);
28 int (*get_client_id)(struct pci_dev *pdev);
29};
30
31
32#if defined(CONFIG_VGA_SWITCHEROO)
33void vga_switcheroo_unregister_client(struct pci_dev *dev);
34int vga_switcheroo_register_client(struct pci_dev *dev,
35 void (*set_gpu_state)(struct pci_dev *dev, enum vga_switcheroo_state),
36 bool (*can_switch)(struct pci_dev *dev));
37
38void vga_switcheroo_client_fb_set(struct pci_dev *dev,
39 struct fb_info *info);
40
41int vga_switcheroo_register_handler(struct vga_switcheroo_handler *handler);
42void vga_switcheroo_unregister_handler(void);
43
44int vga_switcheroo_process_delayed_switch(void);
45
46#else
47
48static inline void vga_switcheroo_unregister_client(struct pci_dev *dev) {}
49static inline int vga_switcheroo_register_client(struct pci_dev *dev,
50 void (*set_gpu_state)(struct pci_dev *dev, enum vga_switcheroo_state),
51 bool (*can_switch)(struct pci_dev *dev)) { return 0; }
52static inline void vga_switcheroo_client_fb_set(struct pci_dev *dev, struct fb_info *info) {}
53static inline int vga_switcheroo_register_handler(struct vga_switcheroo_handler *handler) { return 0; }
54static inline void vga_switcheroo_unregister_handler(void) {}
55static inline int vga_switcheroo_process_delayed_switch(void) { return 0; }
56
57#endif