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author | Yongqiang Sun <yongqiang.sun@amd.com> | 2018-04-09 23:15:20 +0300 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2018-05-15 21:43:27 +0300 |
commit | f0c0761b38ac30b04d4fed436ff10e894ec0e525 (patch) | |
tree | 249089d8013df231ae3935f411c84d637cc5f87f /drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c | |
parent | ad019f7b6db893271d13148d6d80001d0c23cdf9 (diff) | |
download | linux-f0c0761b38ac30b04d4fed436ff10e894ec0e525.tar.xz |
drm/amd/display: Use dig enable to determine fast boot optimization.
Linux doesn't know lid state, better to check dig enable
value from register.
Signed-off-by: Yongqiang Sun <yongqiang.sun@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c index 8167cad7bcf7..dbe3b26b6d9e 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c @@ -113,6 +113,7 @@ static const struct link_encoder_funcs dce110_lnk_enc_funcs = { .connect_dig_be_to_fe = dce110_link_encoder_connect_dig_be_to_fe, .enable_hpd = dce110_link_encoder_enable_hpd, .disable_hpd = dce110_link_encoder_disable_hpd, + .is_dig_enabled = dce110_is_dig_enabled, .destroy = dce110_link_encoder_destroy }; @@ -535,8 +536,9 @@ void dce110_psr_program_secondary_packet(struct link_encoder *enc, DP_SEC_GSP0_PRIORITY, 1); } -static bool is_dig_enabled(const struct dce110_link_encoder *enc110) +bool dce110_is_dig_enabled(struct link_encoder *enc) { + struct dce110_link_encoder *enc110 = TO_DCE110_LINK_ENC(enc); uint32_t value; REG_GET(DIG_BE_EN_CNTL, DIG_ENABLE, &value); @@ -1031,7 +1033,7 @@ void dce110_link_encoder_disable_output( struct bp_transmitter_control cntl = { 0 }; enum bp_result result; - if (!is_dig_enabled(enc110)) { + if (!dce110_is_dig_enabled(enc)) { /* OF_SKIP_POWER_DOWN_INACTIVE_ENCODER */ return; } |