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drm/amd/display: Add additional guard for FCLK pstate message for DCN321

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Signed-off-by: Dillon Varone <dillon.varone@amd.com>
Signed-off-by: Fangzhi Zuo <Jerry.Zuo@amd.com>
Acked-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Dillon Varone 2022-04-14 17:03:28 -04:00 committed by Alex Deucher
parent 72b5f23ccb
commit 3ccb9ea997
1 changed files with 4 additions and 3 deletions
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7
drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c
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@ -346,8 +346,8 @@ static void dcn32_update_clocks(struct clk_mgr *clk_mgr_base,
clk_mgr_base->bw_params->clk_table.entries[clk_mgr_base->bw_params->clk_table.num_entries - 1].memclk_mhz);
}
if (should_update_pstate_support(safe_to_lower, fclk_p_state_change_support, clk_mgr_base->clks.fclk_p_state_change_support) &&
clk_mgr_base->ctx->dce_version != DCN_VERSION_3_21) {
if (clk_mgr_base->ctx->dce_version != DCN_VERSION_3_21 &&
should_update_pstate_support(safe_to_lower, fclk_p_state_change_support, clk_mgr_base->clks.fclk_p_state_change_support)) {
clk_mgr_base->clks.fclk_p_state_change_support = fclk_p_state_change_support;
/* To disable FCLK P-state switching, send FCLK_PSTATE_NOTSUPPORTED message to PMFW */
@ -368,7 +368,8 @@ static void dcn32_update_clocks(struct clk_mgr *clk_mgr_base,
(update_uclk || !clk_mgr_base->clks.prev_p_state_change_support))
dcn30_smu_set_hard_min_by_freq(clk_mgr, PPCLK_UCLK, khz_to_mhz_ceil(clk_mgr_base->clks.dramclk_khz));
if (clk_mgr_base->clks.fclk_p_state_change_support &&
if (clk_mgr_base->ctx->dce_version != DCN_VERSION_3_21 &&
clk_mgr_base->clks.fclk_p_state_change_support &&
(update_uclk || !clk_mgr_base->clks.fclk_prev_p_state_change_support)) {
/* Handle the code for sending a message to PMFW that FCLK P-state change is supported */
dcn32_smu_send_fclk_pstate_message(clk_mgr, FCLK_PSTATE_SUPPORTED);