From: Yihan Zhu <[email protected]> [WHY & HOW] Adding basic logic to allocate unused RMCM block and TMZ support.
Reviewed-by: Krunoslav Kovac <[email protected]> Signed-off-by: Yihan Zhu <[email protected]> Signed-off-by: Ivan Lipski <[email protected]> --- drivers/gpu/drm/amd/display/dc/core/dc.c | 2 + .../gpu/drm/amd/display/dc/core/dc_state.c | 2 + .../gpu/drm/amd/display/dc/core/dc_stream.c | 67 +++++++++++++++++++ drivers/gpu/drm/amd/display/dc/dc.h | 7 ++ drivers/gpu/drm/amd/display/dc/dc_stream.h | 11 +++ drivers/gpu/drm/amd/display/dc/dc_types.h | 1 + .../amd/display/dc/hubp/dcn401/dcn401_hubp.c | 4 +- .../amd/display/dc/hubp/dcn401/dcn401_hubp.h | 2 +- .../amd/display/dc/hwss/dcn10/dcn10_hwseq.c | 2 +- .../gpu/drm/amd/display/dc/inc/core_types.h | 3 + drivers/gpu/drm/amd/display/dc/inc/hw/hubp.h | 2 +- 11 files changed, 98 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index c744aa9d830f..f37ed24b2430 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -976,6 +976,8 @@ static bool dc_construct_ctx(struct dc *dc, if (!dc_ctx) return false; + dc_stream_init_rmcm_3dlut(dc); + dc_ctx->cgs_device = init_params->cgs_device; dc_ctx->driver_context = init_params->driver; dc_ctx->dc = dc; diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_state.c b/drivers/gpu/drm/amd/display/dc/core/dc_state.c index 47712a4aec55..883054bb18e7 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_state.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_state.c @@ -427,6 +427,8 @@ enum dc_status dc_state_remove_stream( return DC_ERROR_UNEXPECTED; } + dc_stream_release_3dlut_for_stream(dc, stream); + dc_stream_release(state->streams[i]); state->stream_count--; diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c index b883fb24fa12..4d6bc9fd4faa 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c @@ -856,6 +856,73 @@ void dc_stream_log(const struct dc *dc, const struct dc_stream_state *stream) } } +/* +* dc_stream_get_3dlut() +* Requirements: +* 1. Is stream already owns an RMCM instance, return it. +* 2. If it doesn't and we don't need to allocate, return NULL. +* 3. If there's a free RMCM instance, assign to stream and return it. +* 4. If no free RMCM instances, return NULL. +*/ + +struct dc_rmcm_3dlut *dc_stream_get_3dlut_for_stream( + const struct dc *dc, + const struct dc_stream_state *stream, + bool allocate_one) +{ + unsigned int num_rmcm = dc->caps.color.mpc.num_rmcm_3dluts; + + // see if one is allocated for this stream + for (int i = 0; i < num_rmcm; i++) { + if (dc->res_pool->rmcm_3dlut[i].isInUse && + dc->res_pool->rmcm_3dlut[i].stream == stream) + return &dc->res_pool->rmcm_3dlut[i]; + } + + //case: not found one, and dont need to allocate + if (!allocate_one) + return NULL; + + //see if there is an unused 3dlut, allocate + for (int i = 0; i < num_rmcm; i++) { + if (!dc->res_pool->rmcm_3dlut[i].isInUse) { + dc->res_pool->rmcm_3dlut[i].isInUse = true; + dc->res_pool->rmcm_3dlut[i].stream = stream; + return &dc->res_pool->rmcm_3dlut[i]; + } + } + + //dont have a 3dlut + return NULL; +} + + +void dc_stream_release_3dlut_for_stream( + const struct dc *dc, + const struct dc_stream_state *stream) +{ + struct dc_rmcm_3dlut *rmcm_3dlut = + dc_stream_get_3dlut_for_stream(dc, stream, false); + + if (rmcm_3dlut) { + rmcm_3dlut->isInUse = false; + rmcm_3dlut->stream = NULL; + rmcm_3dlut->protection_bits = 0; + } +} + + +void dc_stream_init_rmcm_3dlut(struct dc *dc) +{ + unsigned int num_rmcm = dc->caps.color.mpc.num_rmcm_3dluts; + + for (int i = 0; i < num_rmcm; i++) { + dc->res_pool->rmcm_3dlut[i].isInUse = false; + dc->res_pool->rmcm_3dlut[i].stream = NULL; + dc->res_pool->rmcm_3dlut[i].protection_bits = 0; + } +} + /* * Finds the greatest index in refresh_rate_hz that contains a value <= refresh */ diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index ce1957c7862f..6825b8a9af59 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -246,6 +246,7 @@ struct mpc_color_caps { uint16_t ogam_ram : 1; uint16_t ocsc : 1; uint16_t num_3dluts : 3; + uint16_t num_rmcm_3dluts : 3; uint16_t shared_3d_lut:1; struct rom_curve_caps ogam_rom_caps; struct lut3d_caps mcm_3d_lut_caps; @@ -1294,6 +1295,12 @@ union dc_3dlut_state { }; +struct dc_rmcm_3dlut { + bool isInUse; + const struct dc_stream_state *stream; + uint8_t protection_bits; +}; + struct dc_3dlut { struct kref refcount; struct tetrahedral_params lut_3d; diff --git a/drivers/gpu/drm/amd/display/dc/dc_stream.h b/drivers/gpu/drm/amd/display/dc/dc_stream.h index 341d2ffb64b1..5fc6fea211de 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_stream.h +++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h @@ -579,6 +579,17 @@ bool dc_stream_set_gamut_remap(struct dc *dc, bool dc_stream_program_csc_matrix(struct dc *dc, struct dc_stream_state *stream); +struct dc_rmcm_3dlut *dc_stream_get_3dlut_for_stream( + const struct dc *dc, + const struct dc_stream_state *stream, + bool allocate_one); + +void dc_stream_release_3dlut_for_stream( + const struct dc *dc, + const struct dc_stream_state *stream); + +void dc_stream_init_rmcm_3dlut(struct dc *dc); + struct pipe_ctx *dc_stream_get_pipe_ctx(struct dc_stream_state *stream); void dc_dmub_update_dirty_rect(struct dc *dc, diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h index b203ed020cd5..a0829bc0708a 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_types.h @@ -1313,6 +1313,7 @@ struct dc_cm2_func_luts { bool mpc_3dlut_enable; bool rmcm_3dlut_enable; bool mpc_mcm_post_blend; + uint8_t rmcm_tmz; } lut3d_data; const struct dc_transfer_func *lut1d_func; }; diff --git a/drivers/gpu/drm/amd/display/dc/hubp/dcn401/dcn401_hubp.c b/drivers/gpu/drm/amd/display/dc/hubp/dcn401/dcn401_hubp.c index baed31611477..705b98b1b6cc 100644 --- a/drivers/gpu/drm/amd/display/dc/hubp/dcn401/dcn401_hubp.c +++ b/drivers/gpu/drm/amd/display/dc/hubp/dcn401/dcn401_hubp.c @@ -86,11 +86,11 @@ void hubp401_program_3dlut_fl_width(struct hubp *hubp, enum hubp_3dlut_fl_width REG_UPDATE(HUBP_3DLUT_CONTROL, HUBP_3DLUT_WIDTH, width); } -void hubp401_program_3dlut_fl_tmz_protected(struct hubp *hubp, bool protection_enabled) +void hubp401_program_3dlut_fl_tmz_protected(struct hubp *hubp, uint8_t protection_bits) { struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp); - REG_UPDATE(HUBP_3DLUT_CONTROL, HUBP_3DLUT_TMZ, protection_enabled ? 1 : 0); + REG_UPDATE(HUBP_3DLUT_CONTROL, HUBP_3DLUT_TMZ, protection_bits); } void hubp401_program_3dlut_fl_crossbar(struct hubp *hubp, diff --git a/drivers/gpu/drm/amd/display/dc/hubp/dcn401/dcn401_hubp.h b/drivers/gpu/drm/amd/display/dc/hubp/dcn401/dcn401_hubp.h index 6e1d4c90ddd4..608e6153fa68 100644 --- a/drivers/gpu/drm/amd/display/dc/hubp/dcn401/dcn401_hubp.h +++ b/drivers/gpu/drm/amd/display/dc/hubp/dcn401/dcn401_hubp.h @@ -333,7 +333,7 @@ void hubp401_program_3dlut_fl_crossbar(struct hubp *hubp, enum hubp_3dlut_fl_crossbar_bit_slice bit_slice_cb_b, enum hubp_3dlut_fl_crossbar_bit_slice bit_slice_cr_r); -void hubp401_program_3dlut_fl_tmz_protected(struct hubp *hubp, bool protection_enabled); +void hubp401_program_3dlut_fl_tmz_protected(struct hubp *hubp, uint8_t protection_bits); void hubp401_program_3dlut_fl_width(struct hubp *hubp, enum hubp_3dlut_fl_width width); diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c index 9ad29be925e2..39910f73ecd0 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c @@ -335,7 +335,7 @@ static void dcn10_log_hubp_states(struct dc *dc, void *log_ctx) struct dcn_fl_regs_st *fl_regs = &s->fl_regs; if (!s->blank_en) { - DTN_INFO("[%2d]: %5xh %6xh %5d %6d %2xh %2xh %6xh %6d %8d %8d %7d %8xh %5x %5x %5x", + DTN_INFO("[%2d]: %5xh %6xh %5d %6d %8xh %2xh %6xh %6d %8d %8d %7d %8xh %5x %5x %5x", pool->hubps[i]->inst, fl_regs->lut_enable, fl_regs->lut_done, diff --git a/drivers/gpu/drm/amd/display/dc/inc/core_types.h b/drivers/gpu/drm/amd/display/dc/inc/core_types.h index c9454fe1cd05..f0d7185153b2 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/core_types.h +++ b/drivers/gpu/drm/amd/display/dc/inc/core_types.h @@ -67,6 +67,8 @@ struct resource_context; struct clk_bw_params; struct dc_mcache_params; +#define MAX_RMCM_INST 2 + struct resource_funcs { enum engine_id (*get_preferred_eng_id_dpia)(unsigned int dpia_index); void (*destroy)(struct resource_pool **pool); @@ -286,6 +288,7 @@ struct resource_pool { struct hpo_dp_link_encoder *hpo_dp_link_enc[MAX_HPO_DP2_LINK_ENCODERS]; struct dc_3dlut *mpc_lut[MAX_PIPES]; struct dc_transfer_func *mpc_shaper[MAX_PIPES]; + struct dc_rmcm_3dlut rmcm_3dlut[MAX_RMCM_INST]; struct { unsigned int xtalin_clock_inKhz; diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/hubp.h b/drivers/gpu/drm/amd/display/dc/inc/hw/hubp.h index b610beb075d5..cee29e89ec5c 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/hubp.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/hubp.h @@ -282,7 +282,7 @@ struct hubp_funcs { void (*hubp_enable_3dlut_fl)(struct hubp *hubp, bool enable); void (*hubp_program_3dlut_fl_addressing_mode)(struct hubp *hubp, enum hubp_3dlut_fl_addressing_mode addr_mode); void (*hubp_program_3dlut_fl_width)(struct hubp *hubp, enum hubp_3dlut_fl_width width); - void (*hubp_program_3dlut_fl_tmz_protected)(struct hubp *hubp, bool protection_enabled); + void (*hubp_program_3dlut_fl_tmz_protected)(struct hubp *hubp, uint8_t protection_bits); void (*hubp_program_3dlut_fl_crossbar)(struct hubp *hubp, enum hubp_3dlut_fl_crossbar_bit_slice bit_slice_y_g, enum hubp_3dlut_fl_crossbar_bit_slice bit_slice_cb_b, -- 2.43.0
