diff options
| author | Lewis Huang <Lewis.Huang@amd.com> | 2020-12-07 17:14:14 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-01-13 23:42:59 -0500 |
| commit | 89c7dfa927a7015f7865f7d8341cc25f1e76f486 (patch) | |
| tree | f5a89f26cd6c732c138bbe61d25e907c0daa6577 | |
| parent | f03e80d2e82c7deeb2e62ade9b1a23e40254de50 (diff) | |
drm/amd/display: Separate fec debug flag and monitor patch
[Why]
Driver apply the monitor patch into global debug flag. When apply
monitor patch, fec feature will always disable.
[How]
Separate fec debug flag and monitor patch
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Lewis Huang <Lewis.Huang@amd.com>
Reviewed-by: Wenjing Liu <Wenjing.Liu@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link.c | 20 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_link.h | 1 |
3 files changed, 19 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c index f4a2088ab179..59ef1eacc6e1 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -1065,9 +1065,6 @@ static bool dc_link_detect_helper(struct dc_link *link, break; } - if (link->local_sink->edid_caps.panel_patch.disable_fec) - link->ctx->dc->debug.disable_fec = true; - // Check if edid is the same if ((prev_sink) && (edid_status == EDID_THE_SAME || edid_status == EDID_OK)) @@ -3635,7 +3632,7 @@ uint32_t dc_link_bandwidth_kbps( link_bw_kbps *= 8; /* 8 bits per byte*/ link_bw_kbps *= link_setting->lane_count; - if (dc_link_is_fec_supported(link) && !link->dc->debug.disable_fec) { + if (dc_link_should_enable_fec(link)) { /* Account for FEC overhead. * We have to do it based on caps, * and not based on FEC being set ready, @@ -3687,3 +3684,18 @@ bool dc_link_is_fec_supported(const struct dc_link *link) !IS_FPGA_MAXIMUS_DC(link->ctx->dce_environment)); } +bool dc_link_should_enable_fec(const struct dc_link *link) +{ + bool is_fec_disable = false; + bool ret = false; + + if (link->connector_signal != SIGNAL_TYPE_DISPLAY_PORT_MST && + link->local_sink && + link->local_sink->edid_caps.panel_patch.disable_fec) + is_fec_disable = true; + + if (dc_link_is_fec_supported(link) && !link->dc->debug.disable_fec && !is_fec_disable) + ret = true; + + return ret; +} diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index 1bd1a0935290..3cd84dcb266b 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -4345,7 +4345,7 @@ void dp_set_fec_ready(struct dc_link *link, bool ready) struct link_encoder *link_enc = link->link_enc; uint8_t fec_config = 0; - if (!dc_link_is_fec_supported(link) || link->dc->debug.disable_fec) + if (!dc_link_should_enable_fec(link)) return; if (link_enc->funcs->fec_set_ready && @@ -4380,7 +4380,7 @@ void dp_set_fec_enable(struct dc_link *link, bool enable) { struct link_encoder *link_enc = link->link_enc; - if (!dc_link_is_fec_supported(link) || link->dc->debug.disable_fec) + if (!dc_link_should_enable_fec(link)) return; if (link_enc->funcs->fec_set_enable && diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h index 6d9a60c9dcc0..d8d659b2bc34 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -369,5 +369,6 @@ uint32_t dc_bandwidth_in_kbps_from_timing( const struct dc_crtc_timing *timing); bool dc_link_is_fec_supported(const struct dc_link *link); +bool dc_link_should_enable_fec(const struct dc_link *link); #endif /* DC_LINK_H_ */ |