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authorCharlene Liu <Charlene.Liu@amd.com>2026-05-21 20:36:01 -0400
committerAlex Deucher <alexander.deucher@amd.com>2026-06-17 16:09:19 -0400
commitf48124ff35357d05a98d9cd5cb7982e7e5509003 (patch)
treed15efae00e79a0f17ac9a0ceeed4901bebbf6618
parent948739e14f3cc33679601e444c97f6704f1d327d (diff)
drm/amd/display: fix max dispclk_khz/dppclk_khz double 1000
[why] Fix regresson caused by double roundup and index out of range Reviewed-by: Dillon Varone <dillon.varone@amd.com> Reviewed-by: Dmytro Laktyushkin <dmytro.laktyushkin@amd.com> Signed-off-by: Charlene Liu <Charlene.Liu@amd.com> Signed-off-by: Aurabindo Pillai <aurabindo.pillai@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/dml2_0/dml21/dml21_wrapper_fpu.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml2_0/dml21/dml21_wrapper_fpu.c b/drivers/gpu/drm/amd/display/dc/dml2_0/dml21/dml21_wrapper_fpu.c
index de40d7bae252..11fc0b1cd152 100644
--- a/drivers/gpu/drm/amd/display/dc/dml2_0/dml21/dml21_wrapper_fpu.c
+++ b/drivers/gpu/drm/amd/display/dc/dml2_0/dml21/dml21_wrapper_fpu.c
@@ -118,16 +118,16 @@ static void dml21_calculate_rq_and_dlg_params(const struct dc *dc, struct dc_sta
context->bw_ctx.bw.dcn.clk.bw_dispclk_khz = context->bw_ctx.bw.dcn.clk.dispclk_khz;
if (in_ctx->v21.dml_init.soc_bb.clk_table.dispclk.num_clk_values > 1) {
context->bw_ctx.bw.dcn.clk.max_supported_dispclk_khz =
- in_ctx->v21.dml_init.soc_bb.clk_table.dispclk.clk_values_khz[in_ctx->v21.dml_init.soc_bb.clk_table.dispclk.num_clk_values] * 1000;
+ in_ctx->v21.dml_init.soc_bb.clk_table.dispclk.clk_values_khz[in_ctx->v21.dml_init.soc_bb.clk_table.dispclk.num_clk_values - 1];
} else {
- context->bw_ctx.bw.dcn.clk.max_supported_dispclk_khz = in_ctx->v21.dml_init.soc_bb.clk_table.dispclk.clk_values_khz[0] * 1000;
+ context->bw_ctx.bw.dcn.clk.max_supported_dispclk_khz = in_ctx->v21.dml_init.soc_bb.clk_table.dispclk.clk_values_khz[0];
}
if (in_ctx->v21.dml_init.soc_bb.clk_table.dppclk.num_clk_values > 1) {
context->bw_ctx.bw.dcn.clk.max_supported_dppclk_khz =
- in_ctx->v21.dml_init.soc_bb.clk_table.dppclk.clk_values_khz[in_ctx->v21.dml_init.soc_bb.clk_table.dppclk.num_clk_values] * 1000;
+ in_ctx->v21.dml_init.soc_bb.clk_table.dppclk.clk_values_khz[in_ctx->v21.dml_init.soc_bb.clk_table.dppclk.num_clk_values - 1];
} else {
- context->bw_ctx.bw.dcn.clk.max_supported_dppclk_khz = in_ctx->v21.dml_init.soc_bb.clk_table.dppclk.clk_values_khz[0] * 1000;
+ context->bw_ctx.bw.dcn.clk.max_supported_dppclk_khz = in_ctx->v21.dml_init.soc_bb.clk_table.dppclk.clk_values_khz[0];
}
/* get global mall allocation */