diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2788-drm-amd-display-Set-OPP-default-values-in-init_hw.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2788-drm-amd-display-Set-OPP-default-values-in-init_hw.patch | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2788-drm-amd-display-Set-OPP-default-values-in-init_hw.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2788-drm-amd-display-Set-OPP-default-values-in-init_hw.patch new file mode 100644 index 00000000..a4e9978d --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2788-drm-amd-display-Set-OPP-default-values-in-init_hw.patch @@ -0,0 +1,77 @@ +From ceaa219332e4f4407be50ed11b6cf27d92d7eef3 Mon Sep 17 00:00:00 2001 +From: Andrew Jiang <Andrew.Jiang@amd.com> +Date: Tue, 14 Nov 2017 12:40:20 -0500 +Subject: [PATCH 2788/4131] drm/amd/display: Set OPP default values in init_hw + +On S3 resume, we do not reconstruct OPP, but we do need to +reinitialize some of its values to the default ones. +Therefore, move those lines out of the OPP constructor and +into init_hw. + +Also reset the hubp power gated flag, since nothing is +power gated at init_hw. + +Signed-off-by: Andrew Jiang <Andrew.Jiang@amd.com> +Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> +Acked-by: Harry Wentland <harry.wentland@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + .../gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 16 ++++++++++++---- + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_opp.c | 7 ------- + 2 files changed, 12 insertions(+), 11 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +index 7255f5c..76b68a2 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +@@ -743,13 +743,21 @@ static void dcn10_init_hw(struct dc *dc) + for (i = 0; i < dc->res_pool->pipe_count; i++) { + struct timing_generator *tg = dc->res_pool->timing_generators[i]; + struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; ++ struct output_pixel_processor *opp = dc->res_pool->opps[i]; ++ struct mpc_tree_cfg *mpc_tree = &opp->mpc_tree; ++ struct hubp *hubp = dc->res_pool->hubps[i]; ++ ++ mpc_tree->dpp[0] = i; ++ mpc_tree->mpcc[0] = i; ++ mpc_tree->num_pipes = 1; + + pipe_ctx->stream_res.tg = tg; + pipe_ctx->pipe_idx = i; +- pipe_ctx->plane_res.hubp = dc->res_pool->hubps[i]; +- pipe_ctx->plane_res.hubp->mpcc_id = i; +- pipe_ctx->plane_res.hubp->opp_id = +- dc->res_pool->mpc->funcs->get_opp_id(dc->res_pool->mpc, i); ++ ++ pipe_ctx->plane_res.hubp = hubp; ++ hubp->mpcc_id = i; ++ hubp->opp_id = dc->res_pool->mpc->funcs->get_opp_id(dc->res_pool->mpc, i); ++ hubp->power_gated = false; + + plane_atomic_disconnect(dc, pipe_ctx); + } +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_opp.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_opp.c +index 3412100..6d6f67b 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_opp.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_opp.c +@@ -330,17 +330,10 @@ void dcn10_opp_construct(struct dcn10_opp *oppn10, + const struct dcn10_opp_shift *opp_shift, + const struct dcn10_opp_mask *opp_mask) + { +- int i; + oppn10->base.ctx = ctx; + oppn10->base.inst = inst; + oppn10->base.funcs = &dcn10_opp_funcs; + +- oppn10->base.mpc_tree.dpp[0] = inst; +- oppn10->base.mpc_tree.mpcc[0] = inst; +- oppn10->base.mpc_tree.num_pipes = 1; +- for (i = 0; i < MAX_PIPES; i++) +- oppn10->base.mpcc_disconnect_pending[i] = false; +- + oppn10->regs = regs; + oppn10->opp_shift = opp_shift; + oppn10->opp_mask = opp_mask; +-- +2.7.4 + |