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drm/amd/display: program output tf when required

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[Description]
Output transfer function must be programmed per pipe as part of a front end
update when the plane changes, or output transfer function changes for a
given plane.

Reviewed-by: Alvin Lee <Alvin.Lee2@amd.com>
Acked-by: Jasdeep Dhillon <jdhillon@amd.com>
Signed-off-by: Dillon Varone <Dillon.Varone@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Dillon Varone 2022-11-17 20:04:46 -05:00 committed by Alex Deucher
parent d5bec4030f
commit bb622e0c00
1 changed files with 4 additions and 1 deletions
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5
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
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@ -1741,7 +1741,10 @@ static void dcn20_program_pipe(
* only do gamma programming for powering on, internal memcmp to avoid
* updating on slave planes
*/
if (pipe_ctx->update_flags.bits.enable || pipe_ctx->stream->update_flags.bits.out_tf)
if (pipe_ctx->update_flags.bits.enable ||
pipe_ctx->update_flags.bits.plane_changed ||
pipe_ctx->stream->update_flags.bits.out_tf ||
pipe_ctx->plane_state->update_flags.bits.output_tf_change)
hws->funcs.set_output_transfer_func(dc, pipe_ctx, pipe_ctx->stream);
/* If the pipe has been enabled or has a different opp, we