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

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

Reviewed-by: Alvin Lee <alvin.lee2@amd.com>
Acked-by: Wayne Lin <wayne.lin@amd.com>
Signed-off-by: Eric Bernstein <eric.bernstein@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Eric Bernstein 2022-04-21 16:19:34 -04:00 committed by Alex Deucher
parent 0292e5b54c
commit b060022c39
2 changed files with 12 additions and 0 deletions
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11
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c
View File

@ -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 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_enable(struct display_stream_compressor *dsc, int opp_pipe);
static void dsc2_disable(struct display_stream_compressor *dsc); 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 = { const struct dsc_funcs dcn20_dsc_funcs = {
.dsc_get_enc_caps = dsc2_get_enc_caps, .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_get_packed_pps = dsc2_get_packed_pps,
.dsc_enable = dsc2_enable, .dsc_enable = dsc2_enable,
.dsc_disable = dsc2_disable, .dsc_disable = dsc2_disable,
.dsc_disconnect = dsc2_disconnect,
}; };
/* Macro definitios for REG_SET macros*/ /* Macro definitios for REG_SET macros*/
@ -276,6 +278,15 @@ static void dsc2_disable(struct display_stream_compressor *dsc)
DSC_CLOCK_EN, 0); 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 */ /* This module's internal functions */
static void dsc_log_pps(struct display_stream_compressor *dsc, struct drm_dsc_config *pps) static void dsc_log_pps(struct display_stream_compressor *dsc, struct drm_dsc_config *pps)

1
drivers/gpu/drm/amd/display/dc/inc/hw/dsc.h
View File

@ -104,6 +104,7 @@ struct dsc_funcs {
uint8_t *dsc_packed_pps); uint8_t *dsc_packed_pps);
void (*dsc_enable)(struct display_stream_compressor *dsc, int opp_pipe); void (*dsc_enable)(struct display_stream_compressor *dsc, int opp_pipe);
void (*dsc_disable)(struct display_stream_compressor *dsc); void (*dsc_disable)(struct display_stream_compressor *dsc);
void (*dsc_disconnect)(struct display_stream_compressor *dsc);
}; };
#endif #endif