Commit b060022c authored by Eric Bernstein's avatar Eric Bernstein Committed by Alex Deucher
Browse files

drm/amd/display: Add new DSC interface to disconnect from pipe 



[Why & How]
Add new DSC interface to disconnect from pipe.

Reviewed-by: default avatarAlvin Lee <alvin.lee2@amd.com>
Acked-by: default avatarWayne Lin <wayne.lin@amd.com>
Signed-off-by: default avatarEric Bernstein <eric.bernstein@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 0292e5b5

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c

+11 −0
Original line number Diff line number Diff line
@@ -45,6 +45,7 @@ static void dsc2_set_config(struct display_stream_compressor *dsc, const struct 
static bool dsc2_get_packed_pps(struct display_stream_compressor *dsc, const struct dsc_config *dsc_cfg, uint8_t *dsc_packed_pps);

static void dsc2_enable(struct display_stream_compressor *dsc, int opp_pipe);

static void dsc2_disable(struct display_stream_compressor *dsc);

static void dsc2_disconnect(struct display_stream_compressor *dsc);



const struct dsc_funcs dcn20_dsc_funcs = {

	.dsc_get_enc_caps = dsc2_get_enc_caps,
@@ -54,6 +55,7 @@ const struct dsc_funcs dcn20_dsc_funcs = { 
	.dsc_get_packed_pps = dsc2_get_packed_pps,

	.dsc_enable = dsc2_enable,

	.dsc_disable = dsc2_disable,

	.dsc_disconnect = dsc2_disconnect,

};



/* Macro definitios for REG_SET macros*/
@@ -276,6 +278,15 @@ static void dsc2_disable(struct display_stream_compressor *dsc) 
		DSC_CLOCK_EN, 0);

}



static void dsc2_disconnect(struct display_stream_compressor *dsc)

{

	struct dcn20_dsc *dsc20 = TO_DCN20_DSC(dsc);



	DC_LOG_DSC("disconnect DSC %d", dsc->inst);



	REG_UPDATE(DSCRM_DSC_FORWARD_CONFIG,

		DSCRM_DSC_FORWARD_EN, 0);

}



/* This module's internal functions */

static void dsc_log_pps(struct display_stream_compressor *dsc, struct drm_dsc_config *pps)

drivers/gpu/drm/amd/display/dc/inc/hw/dsc.h

+1 −0
Original line number Diff line number Diff line
@@ -104,6 +104,7 @@ struct dsc_funcs { 
			uint8_t *dsc_packed_pps);

	void (*dsc_enable)(struct display_stream_compressor *dsc, int opp_pipe);

	void (*dsc_disable)(struct display_stream_compressor *dsc);

	void (*dsc_disconnect)(struct display_stream_compressor *dsc);

};



#endif