diff options
author | Dillon Varone <Dillon.Varone@amd.com> | 2022-09-20 20:50:49 -0400 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2022-10-06 12:00:54 -0400 |
commit | b808a7eb30b02e05023b505fe6db590ba799683f (patch) | |
tree | 59b960c7f287c9905bd340400458549b7486a2fd | |
parent | 8cab4ef0ad9521030e1ae4bd294a1e2e6a04659f (diff) | |
download | linux-b808a7eb30b02e05023b505fe6db590ba799683f.tar.bz2 |
drm/amd/display: Increase compbuf size prior to updating clocks
[WHY?]
Clocks are updating based on the incoming context's support, however the new
compbuf size is not programmed prior to udpating clocks, which can result in
P-State hangs.
[HOW?]
Increase compbuf size prior to updating clocks.
Reviewed-by: Alvin Lee <Alvin.Lee2@amd.com>
Reviewed-by: Martin Leung <Martin.Leung@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Dillon Varone <Dillon.Varone@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c | 7 |
1 files changed, 4 insertions, 3 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 e1d271fe9e64..7de511fd004b 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c @@ -2018,6 +2018,10 @@ void dcn20_optimize_bandwidth( context->bw_ctx.bw.dcn.clk.dramclk_khz <= dc->clk_mgr->bw_params->dc_mode_softmax_memclk * 1000) dc->clk_mgr->funcs->set_max_memclk(dc->clk_mgr, dc->clk_mgr->bw_params->dc_mode_softmax_memclk); + /* increase compbuf size */ + if (hubbub->funcs->program_compbuf_size) + hubbub->funcs->program_compbuf_size(hubbub, context->bw_ctx.bw.dcn.compbuf_size_kb, true); + dc->clk_mgr->funcs->update_clocks( dc->clk_mgr, context, @@ -2033,9 +2037,6 @@ void dcn20_optimize_bandwidth( pipe_ctx->dlg_regs.optimized_min_dst_y_next_start); } } - /* increase compbuf size */ - if (hubbub->funcs->program_compbuf_size) - hubbub->funcs->program_compbuf_size(hubbub, context->bw_ctx.bw.dcn.compbuf_size_kb, true); } bool dcn20_update_bandwidth( |