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| author | ChunTao Tso <chuntao.tso@amd.com> | 2023-10-03 17:05:05 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-11-07 12:03:06 -0500 |
| commit | ce3b32ec4aef7171277c7c8efc07861eac27998c (patch) | |
| tree | 3e924e23c8ccd1e56c86be829f54bad263dc80d1 /drivers/gpu/drm/amd/display/dc/link | |
| parent | 39ad51cb61556892ce8af02b995136cd2711527b (diff) | |
| download | linux-stable-ce3b32ec4aef7171277c7c8efc07861eac27998c.tar.gz linux-stable-ce3b32ec4aef7171277c7c8efc07861eac27998c.tar.bz2 linux-stable-ce3b32ec4aef7171277c7c8efc07861eac27998c.zip | |
drm/amd/display: amend HPD handler for Replay
[Why]
For Replay, if we receive HPD, it doesn’t need to reboot the display.
We don’t need to return anything exactly.
[How]
Return nothing just because we don’t need to reboot the display.
Signed-off-by: ChunTao Tso <chuntao.tso@amd.com>
Acked-by: Hersen Wu <hersenxs.wu@amd.com>
Reviewed-by: Jerry Zuo <jerry.zuo@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/link')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c index fc14c3644144..06e829ef48af 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c @@ -184,17 +184,17 @@ static bool handle_hpd_irq_psr_sink(struct dc_link *link) return false; } -static bool handle_hpd_irq_replay_sink(struct dc_link *link) +static void handle_hpd_irq_replay_sink(struct dc_link *link) { union dpcd_replay_configuration replay_configuration; /*AMD Replay version reuse DP_PSR_ERROR_STATUS for REPLAY_ERROR status.*/ union psr_error_status replay_error_status; if (link->replay_settings.config.force_disable_desync_error_check) - return true; + return; if (!link->replay_settings.replay_feature_enabled) - return false; + return; dm_helpers_dp_read_dpcd( link->ctx, @@ -246,7 +246,6 @@ static bool handle_hpd_irq_replay_sink(struct dc_link *link) edp_set_replay_allow_active(link, &allow_active, true, false, NULL); } } - return true; } void dp_handle_link_loss(struct dc_link *link) @@ -427,9 +426,7 @@ bool dp_handle_hpd_rx_irq(struct dc_link *link, /* PSR-related error was detected and handled */ return true; - if (handle_hpd_irq_replay_sink(link)) - /* Replay-related error was detected and handled */ - return true; + handle_hpd_irq_replay_sink(link); /* If PSR-related error handled, Main link may be off, * so do not handle as a normal sink status change interrupt. |