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authorMichel Dänzer <mdaenzer@redhat.com>2023-05-22 15:08:22 +0200
committerAlex Deucher <alexander.deucher@amd.com>2023-06-09 10:54:44 -0400
commit353491c48697df8a133bc468dc1b8ef65045254a (patch)
tree1b1e5568c3eff8728faa3c58c37ca5f92c4af145 /drivers
parentdrm/amdgpu: Add a low priority scheduler for VRAM clearing (diff)
downloadwireguard-linux-353491c48697df8a133bc468dc1b8ef65045254a.tar.xz
wireguard-linux-353491c48697df8a133bc468dc1b8ef65045254a.zip
Revert "drm/amd/display: Block optimize on consecutive FAMS enables"
This reverts commit 751e17147953bc30036b8fe0eaaf780b6951404c. It depends on its parent commit, which we want to revert. Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Michel Dänzer <mdaenzer@redhat.com> [Hamza: fix a whitespace issue in dcn30_prepare_bandwidth()] Signed-off-by: Hamza Mahfooz <hamza.mahfooz@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c3
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c22
2 files changed, 3 insertions, 22 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
index b0a13eb8318c..b56f799f10e1 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
@@ -2126,9 +2126,6 @@ void dcn20_optimize_bandwidth(
dc_dmub_srv_p_state_delegate(dc,
true, context);
context->bw_ctx.bw.dcn.clk.p_state_change_support = true;
- dc->clk_mgr->clks.fw_based_mclk_switching = true;
- } else {
- dc->clk_mgr->clks.fw_based_mclk_switching = false;
}
dc->clk_mgr->funcs->update_clocks(
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c
index ad4e1023b00e..368fd5a71680 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c
@@ -949,13 +949,9 @@ void dcn30_set_disp_pattern_generator(const struct dc *dc,
}
void dcn30_prepare_bandwidth(struct dc *dc,
- struct dc_state *context)
+ struct dc_state *context)
{
- bool p_state_change_support = context->bw_ctx.bw.dcn.clk.p_state_change_support;
- /* Any transition into an FPO config should disable MCLK switching first to avoid
- * driver and FW P-State synchronization issues.
- */
- if (context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching || dc->clk_mgr->clks.fw_based_mclk_switching) {
+ if (context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching) {
dc->optimized_required = true;
context->bw_ctx.bw.dcn.clk.p_state_change_support = false;
}
@@ -966,19 +962,7 @@ void dcn30_prepare_bandwidth(struct dc *dc,
dc->clk_mgr->funcs->set_max_memclk(dc->clk_mgr, dc->clk_mgr->bw_params->clk_table.entries[dc->clk_mgr->bw_params->clk_table.num_entries - 1].memclk_mhz);
dcn20_prepare_bandwidth(dc, context);
- /*
- * enabled -> enabled: do not disable
- * enabled -> disabled: disable
- * disabled -> enabled: don't care
- * disabled -> disabled: don't care
- */
- if (!context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching)
- dc_dmub_srv_p_state_delegate(dc, false, context);
- if (context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching || dc->clk_mgr->clks.fw_based_mclk_switching) {
- /* After disabling P-State, restore the original value to ensure we get the correct P-State
- * on the next optimize. */
- context->bw_ctx.bw.dcn.clk.p_state_change_support = p_state_change_support;
- }
+ dc_dmub_srv_p_state_delegate(dc, false, context);
}