iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drm/amd/display: Add basic ODM description

Browse Source 
Add kernel-doc to some of the ODM-related functions.

Tested-by: Mark Broadworth <mark.broadworth@amd.com>
Reviewed-by: Aurabindo Pillai <Aurabindo.Pillai@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rodrigo Siqueira 2022-10-20 11:46:59 -04:00 committed by Alex Deucher
parent 61708a47e8
commit a6126e14cf
3 changed files with 24 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
View File

@ -1454,6 +1454,22 @@ enum dc_status dcn20_remove_stream_from_ctx(struct dc *dc, struct dc_state *new_
return result;
}
/**
* dcn20_split_stream_for_odm - Check if stream can be splited for ODM
*
* @dc: DC object with resource pool info required for pipe split
* @res_ctx: Persistent state of resources
* @prev_odm_pipe: Reference to the previous ODM pipe
* @next_odm_pipe: Reference to the next ODM pipe
*
* This function takes a logically active pipe and a logically free pipe and
* halves all the scaling parameters that need to be halved while populating
* the free pipe with the required resources and configuring the next/previous
* ODM pipe pointers.
*
* Return:
* Return true if split stream for ODM is possible, otherwise, return false.
*/
bool dcn20_split_stream_for_odm(
const struct dc *dc,
struct resource_context *res_ctx,

3
drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h
View File

@ -243,6 +243,9 @@ struct stream_encoder_funcs {
uint32_t hubp_requestor_id,
enum dynamic_metadata_mode dmdata_mode);
/**
* @dp_set_odm_combine: Sets up DP stream encoder for ODM.
*/
void (*dp_set_odm_combine)(
struct stream_encoder *enc,
bool odm_combine);

5
drivers/gpu/drm/amd/display/dc/inc/hw/timing_generator.h
View File

@ -301,6 +301,11 @@ struct timing_generator_funcs {
void (*get_dsc_status)(struct timing_generator *optc,
uint32_t *dsc_mode);
void (*set_odm_bypass)(struct timing_generator *optc, const struct dc_crtc_timing *dc_crtc_timing);
/**
* @set_odm_combine: Set up the ODM block to read from the correct
* OPP(s) and turn on/off ODM memory.
*/
void (*set_odm_combine)(struct timing_generator *optc, int *opp_id, int opp_cnt,
struct dc_crtc_timing *timing);
void (*set_h_timing_div_manual_mode)(struct timing_generator *optc, bool manual_mode);