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drm/i915/opregion: add new opregion stuff 

Inluding extended didl and cpdl fields

Present since opregion version 3.0.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Acked-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Jani Nikula 2015-07-02 17:43:22 +03:00 committed by Daniel Vetter
parent 2d80391d36
commit f6a430d8ee
1 changed files with 12 additions and 3 deletions
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15
drivers/gpu/drm/i915/intel_opregion.c
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@ -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 */