diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0511-drm-amd-display-disable-dcc-when-reset-front-end.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0511-drm-amd-display-disable-dcc-when-reset-front-end.patch | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0511-drm-amd-display-disable-dcc-when-reset-front-end.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0511-drm-amd-display-disable-dcc-when-reset-front-end.patch new file mode 100644 index 00000000..c4dace36 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0511-drm-amd-display-disable-dcc-when-reset-front-end.patch @@ -0,0 +1,84 @@ +From 580e3097256af8b3e0c0bd09e06a708364bd3927 Mon Sep 17 00:00:00 2001 +From: Yongqiang Sun <yongqiang.sun@amd.com> +Date: Thu, 8 Jun 2017 14:26:40 -0400 +Subject: [PATCH 0511/4131] drm/amd/display: disable dcc when reset front end. + +Signed-off-by: Yongqiang Sun <yongqiang.sun@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> +--- + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 2 ++ + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mem_input.c | 15 +++++++++++---- + drivers/gpu/drm/amd/display/dc/inc/hw/mem_input.h | 3 +++ + 3 files changed, 16 insertions(+), 4 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 93a34e2..f2b581f 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 +@@ -825,6 +825,8 @@ static void reset_front_end_for_pipe( + if (!pipe_ctx->surface) + return; + ++ pipe_ctx->mi->funcs->dcc_control(pipe_ctx->mi, false, false); ++ + lock_otg_master_update(dc->ctx, pipe_ctx->tg->inst); + + /* TODO: build stream pipes group id. For now, use stream otg +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mem_input.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mem_input.c +index 8ad7062..a58993a 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mem_input.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mem_input.c +@@ -369,16 +369,22 @@ static bool mem_input_program_surface_flip_and_addr( + return true; + } + +-static void program_control(struct dcn10_mem_input *mi, +- struct dc_plane_dcc_param *dcc) ++static void dcc_control(struct mem_input *mem_input, bool enable, ++ bool independent_64b_blks) + { +- uint32_t dcc_en = dcc->enable ? 1 : 0; +- uint32_t dcc_ind_64b_blk = dcc->grph.independent_64b_blks ? 1 : 0; ++ uint32_t dcc_en = enable ? 1 : 0; ++ uint32_t dcc_ind_64b_blk = independent_64b_blks ? 1 : 0; ++ struct dcn10_mem_input *mi = TO_DCN10_MEM_INPUT(mem_input); + + REG_UPDATE_2(DCSURF_SURFACE_CONTROL, + PRIMARY_SURFACE_DCC_EN, dcc_en, + PRIMARY_SURFACE_DCC_IND_64B_BLK, dcc_ind_64b_blk); ++} + ++static void program_control(struct dcn10_mem_input *mi, ++ struct dc_plane_dcc_param *dcc) ++{ ++ dcc_control(&mi->base, dcc->enable, dcc->grph.independent_64b_blks); + } + + static void mem_input_program_surface_config( +@@ -1072,6 +1078,7 @@ static struct mem_input_funcs dcn10_mem_input_funcs = { + .mem_input_update_dchub = mem_input_update_dchub, + .mem_input_program_pte_vm = dcn_mem_input_program_pte_vm, + .set_blank = dcn_mi_set_blank, ++ .dcc_control = dcc_control, + }; + + +diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/mem_input.h b/drivers/gpu/drm/amd/display/dc/inc/hw/mem_input.h +index bd0dfeb..64b810d 100644 +--- a/drivers/gpu/drm/amd/display/dc/inc/hw/mem_input.h ++++ b/drivers/gpu/drm/amd/display/dc/inc/hw/mem_input.h +@@ -86,6 +86,9 @@ struct mem_input_funcs { + struct _vcs_dpi_display_ttu_regs_st *ttu_regs, + struct _vcs_dpi_display_rq_regs_st *rq_regs, + struct _vcs_dpi_display_pipe_dest_params_st *pipe_dest); ++ ++ void (*dcc_control)(struct mem_input *mem_input, bool enable, ++ bool independent_64b_blks); + #endif + + void (*mem_input_program_display_marks)( +-- +2.7.4 + |