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From 414c896e764d9775d404c7dff8e90bbfd48944ff Mon Sep 17 00:00:00 2001
From: Yongqiang Sun <yongqiang.sun@amd.com>
Date: Wed, 2 Oct 2019 14:09:06 -0400
Subject: [PATCH 4246/4736] drm/amd/display: enable vm by default for rn.
[Why & How]
vm should be enabled by default for rn to get
right dml.
Signed-off-by: Yongqiang Sun <yongqiang.sun@amd.com>
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
---
.../drm/amd/display/dc/dcn21/dcn21_resource.c | 29 ++++++++++++++++---
1 file changed, 25 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
index 47a8955003a5..c5c67cb823ac 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
@@ -83,8 +83,8 @@
struct _vcs_dpi_ip_params_st dcn2_1_ip = {
.odm_capable = 1,
- .gpuvm_enable = 0,
- .hostvm_enable = 0,
+ .gpuvm_enable = 1,
+ .hostvm_enable = 1,
.gpuvm_max_page_table_levels = 1,
.hostvm_max_page_table_levels = 4,
.hostvm_cached_page_table_levels = 2,
@@ -669,6 +669,9 @@ static const struct dcn10_stream_encoder_mask se_mask = {
static void dcn21_pp_smu_destroy(struct pp_smu_funcs **pp_smu);
+static int dcn21_populate_dml_pipes_from_context(
+ struct dc *dc, struct resource_context *res_ctx, display_e2e_pipe_params_st *pipes);
+
static struct input_pixel_processor *dcn21_ipp_create(
struct dc_context *ctx, uint32_t inst)
{
@@ -1083,7 +1086,7 @@ void dcn21_calculate_wm(
pipe_cnt = dc->res_pool->funcs->populate_dml_pipes(dc,
&context->res_ctx, pipes);
else
- pipe_cnt = dcn20_populate_dml_pipes_from_context(dc,
+ pipe_cnt = dcn21_populate_dml_pipes_from_context(dc,
&context->res_ctx, pipes);
}
@@ -1635,11 +1638,29 @@ static uint32_t read_pipe_fuses(struct dc_context *ctx)
return value;
}
+static int dcn21_populate_dml_pipes_from_context(
+ struct dc *dc, struct resource_context *res_ctx, display_e2e_pipe_params_st *pipes)
+{
+ uint32_t pipe_cnt = dcn20_populate_dml_pipes_from_context(dc, res_ctx, pipes);
+ int i;
+
+ for (i = 0; i < dc->res_pool->pipe_count; i++) {
+
+ if (!res_ctx->pipe_ctx[i].stream)
+ continue;
+
+ pipes[i].pipe.src.hostvm = 1;
+ pipes[i].pipe.src.gpuvm = 1;
+ }
+
+ return pipe_cnt;
+}
+
static struct resource_funcs dcn21_res_pool_funcs = {
.destroy = dcn21_destroy_resource_pool,
.link_enc_create = dcn21_link_encoder_create,
.validate_bandwidth = dcn21_validate_bandwidth,
- .populate_dml_pipes = dcn20_populate_dml_pipes_from_context,
+ .populate_dml_pipes = dcn21_populate_dml_pipes_from_context,
.add_stream_to_ctx = dcn20_add_stream_to_ctx,
.remove_stream_from_ctx = dcn20_remove_stream_from_ctx,
.acquire_idle_pipe_for_layer = dcn20_acquire_idle_pipe_for_layer,
--
2.17.1
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