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Commit f6a430d8 authored by Jani Nikula's avatar Jani Nikula Committed by Daniel Vetter
Browse files

drm/i915/opregion: add new opregion stuff 



Inluding extended didl and cpdl fields

Present since opregion version 3.0.

Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Acked-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 2d80391d

drivers/gpu/drm/i915/intel_opregion.c

+12 −3
Original line number Diff line number Diff line
@@ -53,6 +53,7 @@ 
#define MBOX_ACPI      (1<<0)

#define MBOX_SWSCI     (1<<1)

#define MBOX_ASLE      (1<<2)

#define MBOX_ASLE_EXT  (1<<4)



struct opregion_header {

	u8 signature[16];
@@ -62,7 +63,10 @@ struct opregion_header { 
	u8 vbios_ver[16];

	u8 driver_ver[16];

	u32 mboxes;

	u8 reserved[164];

	u32 driver_model;

	u32 pcon;

	u8 dver[32];

	u8 rsvd[124];

} __packed;



/* OpRegion mailbox #1: public ACPI methods */
@@ -84,7 +88,9 @@ struct opregion_acpi { 
	u32 evts;       /* ASL supported events */

	u32 cnot;       /* current OS notification */

	u32 nrdy;       /* driver status */

	u8 rsvd2[60];

	u32 did2[7];	/* extended supported display devices ID list */

	u32 cpd2[7];	/* extended attached display devices list */

	u8 rsvd2[4];

} __packed;



/* OpRegion mailbox #2: SWSCI */
@@ -113,7 +119,10 @@ struct opregion_asle { 
	u32 pcft;       /* power conservation features */

	u32 srot;       /* supported rotation angles */

	u32 iuer;       /* IUER events */

	u8 rsvd[86];

	u64 fdss;

	u32 fdsp;

	u32 stat;

	u8 rsvd[70];

} __packed;



/* Driver readiness indicator */