22cab8a28a
We don't want to hotplug output devices while we are VT switched, as we get races between multiple X servers on the device open, and drm device master status. This just queues device opens until we return from VT switch. Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Dave Airlie <airlied@redhat.com>
76 lines
2.5 KiB
C
76 lines
2.5 KiB
C
/*
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* Copyright © 2006-2007 Daniel Stone
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Author: Daniel Stone <daniel@fooishbar.org>
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*/
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#ifndef HOTPLUG_H
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#define HOTPLUG_H
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#include "list.h"
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extern _X_EXPORT void config_pre_init(void);
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extern _X_EXPORT void config_init(void);
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extern _X_EXPORT void config_fini(void);
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struct OdevAttribute {
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struct xorg_list member;
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int attrib_id;
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char *attrib_name;
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};
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struct OdevAttributes {
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struct xorg_list list;
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Bool unowned;
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};
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struct OdevAttributes *
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config_odev_allocate_attribute_list(void);
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void
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config_odev_free_attribute_list(struct OdevAttributes *attribs);
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Bool
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config_odev_add_attribute(struct OdevAttributes *attribs, int attrib,
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const char *attrib_name);
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void
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config_odev_free_attributes(struct OdevAttributes *attribs);
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/* path to kernel device node - Linux e.g. /dev/dri/card0 */
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#define ODEV_ATTRIB_PATH 1
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/* system device path - Linux e.g. /sys/devices/pci0000:00/0000:00:01.0/0000:01:00.0/drm/card1 */
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#define ODEV_ATTRIB_SYSPATH 2
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/* DRI-style bus id */
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#define ODEV_ATTRIB_BUSID 3
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typedef void (*config_odev_probe_proc_ptr)(struct OdevAttributes *attribs);
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void config_odev_probe(config_odev_probe_proc_ptr probe_callback);
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#ifdef CONFIG_UDEV_KMS
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void NewGPUDeviceRequest(struct OdevAttributes *attribs);
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void DeleteGPUDeviceRequest(struct OdevAttributes *attribs);
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#endif
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#define ServerIsNotSeat0() (SeatId && strcmp(SeatId, "seat0"))
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#endif /* HOTPLUG_H */
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