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authorCharlene Liu <Charlene.Liu@amd.com>2026-02-12 00:53:44 +0300
committerAlex Deucher <alexander.deucher@amd.com>2026-02-23 22:39:31 +0300
commit002f32db0d4292f117994c330928d2374887b28e (patch)
tree5eda81ea4695d17377b51485f672d950e91871ab
parent44081e86fc56f4b08f52abfdd85733762c0e084d (diff)
downloadlinux-002f32db0d4292f117994c330928d2374887b28e.tar.xz
drm/amd/display: Fix dcn401_optimize_bandwidth
[Why&How] We should check for != zstate disallow and programming extend blank from a different struct. Reviewed-by: Leo Chen <leo.chen@amd.com> Reviewed-by: Dmytro Laktyushkin <dmytro.laktyushkin@amd.com> Signed-off-by: Charlene Liu <Charlene.Liu@amd.com> Signed-off-by: Ivan Lipski <ivan.lipski@amd.com> Tested-by: Dan Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c
index f604c30e8493..95d9e17a269b 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c
@@ -1483,7 +1483,7 @@ void dcn401_optimize_bandwidth(
dc->clk_mgr,
context,
true);
- if (context->bw_ctx.bw.dcn.clk.zstate_support == DCN_ZSTATE_SUPPORT_ALLOW) {
+ if (context->bw_ctx.bw.dcn.clk.zstate_support != DCN_ZSTATE_SUPPORT_DISALLOW) {
for (i = 0; i < dc->res_pool->pipe_count; ++i) {
struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
@@ -1491,7 +1491,7 @@ void dcn401_optimize_bandwidth(
&& pipe_ctx->stream->adjust.v_total_min == pipe_ctx->stream->adjust.v_total_max
&& pipe_ctx->stream->adjust.v_total_max > pipe_ctx->stream->timing.v_total)
pipe_ctx->plane_res.hubp->funcs->program_extended_blank(pipe_ctx->plane_res.hubp,
- pipe_ctx->dlg_regs.min_dst_y_next_start);
+ pipe_ctx->hubp_regs.dlg_regs.min_dst_y_next_start);
}
}
}