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path: root/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c
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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c32
1 files changed, 31 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c
index fc1fc1a4bf8b..8a2119d8ca0d 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c
@@ -47,6 +47,7 @@
#include "dce/dmub_outbox.h"
#include "dc_link_dp.h"
#include "inc/link_dpcd.h"
+#include "dcn10/dcn10_hw_sequencer.h"
#define DC_LOGGER_INIT(logger)
@@ -390,7 +391,7 @@ void dcn31_update_info_frame(struct pipe_ctx *pipe_ctx)
is_hdmi_tmds = dc_is_hdmi_tmds_signal(pipe_ctx->stream->signal);
is_dp = dc_is_dp_signal(pipe_ctx->stream->signal);
- if (!is_hdmi_tmds)
+ if (!is_hdmi_tmds && !is_dp)
return;
if (is_hdmi_tmds)
@@ -403,6 +404,18 @@ void dcn31_update_info_frame(struct pipe_ctx *pipe_ctx)
&pipe_ctx->stream_res.encoder_info_frame);
}
}
+void dcn31_z10_save_init(struct dc *dc)
+{
+ union dmub_rb_cmd cmd;
+
+ memset(&cmd, 0, sizeof(cmd));
+ cmd.dcn_restore.header.type = DMUB_CMD__IDLE_OPT;
+ cmd.dcn_restore.header.sub_type = DMUB_CMD__IDLE_OPT_DCN_SAVE_INIT;
+
+ dc_dmub_srv_cmd_queue(dc->ctx->dmub_srv, &cmd);
+ dc_dmub_srv_cmd_execute(dc->ctx->dmub_srv);
+ dc_dmub_srv_wait_idle(dc->ctx->dmub_srv);
+}
void dcn31_z10_restore(struct dc *dc)
{
@@ -594,3 +607,20 @@ bool dcn31_is_abm_supported(struct dc *dc,
}
return false;
}
+
+static void apply_riommu_invalidation_wa(struct dc *dc)
+{
+ struct dce_hwseq *hws = dc->hwseq;
+
+ if (!hws->wa.early_riommu_invalidation)
+ return;
+
+ REG_UPDATE(DCHUBBUB_ARB_HOSTVM_CNTL, DISABLE_HOSTVM_FORCE_ALLOW_PSTATE, 0);
+}
+
+void dcn31_init_pipes(struct dc *dc, struct dc_state *context)
+{
+ dcn10_init_pipes(dc, context);
+ apply_riommu_invalidation_wa(dc);
+
+}