diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/include/subdev/bios/dcb.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/include/subdev/bios/dcb.h | 34 |
1 files changed, 5 insertions, 29 deletions
diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/bios/dcb.h b/drivers/gpu/drm/nouveau/core/include/subdev/bios/dcb.h index d682fb625833..b79025da581e 100644 --- a/drivers/gpu/drm/nouveau/core/include/subdev/bios/dcb.h +++ b/drivers/gpu/drm/nouveau/core/include/subdev/bios/dcb.h @@ -23,6 +23,7 @@ struct dcb_output { uint8_t bus; uint8_t location; uint8_t or; + uint8_t link; bool duallink_possible; union { struct sor_conf { @@ -55,36 +56,11 @@ struct dcb_output { u16 dcb_table(struct nouveau_bios *, u8 *ver, u8 *hdr, u8 *ent, u8 *len); u16 dcb_outp(struct nouveau_bios *, u8 idx, u8 *ver, u8 *len); +u16 dcb_outp_parse(struct nouveau_bios *, u8 idx, u8 *, u8 *, + struct dcb_output *); +u16 dcb_outp_match(struct nouveau_bios *, u16 type, u16 mask, u8 *, u8 *, + struct dcb_output *); int dcb_outp_foreach(struct nouveau_bios *, void *data, int (*exec) (struct nouveau_bios *, void *, int index, u16 entry)); - -/* BIT 'U'/'d' table encoder subtables have hashes matching them to - * a particular set of encoders. - * - * This function returns true if a particular DCB entry matches. - */ -static inline bool -dcb_hash_match(struct dcb_output *dcb, u32 hash) -{ - if ((hash & 0x000000f0) != (dcb->location << 4)) - return false; - if ((hash & 0x0000000f) != dcb->type) - return false; - if (!(hash & (dcb->or << 16))) - return false; - - switch (dcb->type) { - case DCB_OUTPUT_TMDS: - case DCB_OUTPUT_LVDS: - case DCB_OUTPUT_DP: - if (hash & 0x00c00000) { - if (!(hash & (dcb->sorconf.link << 22))) - return false; - } - default: - return true; - } -} - #endif |