diff options
Diffstat (limited to 'drivers/gpu/drm/imagination/pvr_rogue_fwif_client.h')
| -rw-r--r-- | drivers/gpu/drm/imagination/pvr_rogue_fwif_client.h | 373 |
1 files changed, 373 insertions, 0 deletions
diff --git a/drivers/gpu/drm/imagination/pvr_rogue_fwif_client.h b/drivers/gpu/drm/imagination/pvr_rogue_fwif_client.h new file mode 100644 index 000000000000..6e224400083a --- /dev/null +++ b/drivers/gpu/drm/imagination/pvr_rogue_fwif_client.h @@ -0,0 +1,373 @@ +/* SPDX-License-Identifier: GPL-2.0-only OR MIT */ +/* Copyright (c) 2023 Imagination Technologies Ltd. */ + +#ifndef PVR_ROGUE_FWIF_CLIENT_H +#define PVR_ROGUE_FWIF_CLIENT_H + +#include <linux/bits.h> +#include <linux/kernel.h> +#include <linux/sizes.h> +#include <linux/types.h> + +#include "pvr_rogue_fwif_shared.h" + +/* + * Page size used for Parameter Management. + */ +#define ROGUE_PM_PAGE_SIZE SZ_4K + +/* + * Minimum/Maximum PB size. + * + * Base page size is dependent on core: + * S6/S6XT/S7 = 50 pages + * S8XE = 40 pages + * S8XE with BRN66011 fixed = 25 pages + * + * Minimum PB = Base Pages + (NUM_TE_PIPES-1)*16K + (NUM_VCE_PIPES-1)*64K + + * IF_PM_PREALLOC(NUM_TE_PIPES*16K + NUM_VCE_PIPES*16K) + * + * Maximum PB size must ensure that no PM address space can be fully used, + * because if the full address space was used it would wrap and corrupt itself. + * Since there are two freelists (local is always minimum sized) this can be + * described as following three conditions being met: + * + * (Minimum PB + Maximum PB) < ALIST PM address space size (16GB) + * (Minimum PB + Maximum PB) < TE PM address space size (16GB) / NUM_TE_PIPES + * (Minimum PB + Maximum PB) < VCE PM address space size (16GB) / NUM_VCE_PIPES + * + * Since the max of NUM_TE_PIPES and NUM_VCE_PIPES is 4, we have a hard limit + * of 4GB minus the Minimum PB. For convenience we take the smaller power-of-2 + * value of 2GB. This is far more than any current applications use. + */ +#define ROGUE_PM_MAX_FREELIST_SIZE SZ_2G + +/* + * Flags supported by the geometry DM command i.e. &struct rogue_fwif_cmd_geom. + */ + +#define ROGUE_GEOM_FLAGS_FIRSTKICK BIT_MASK(0) +#define ROGUE_GEOM_FLAGS_LASTKICK BIT_MASK(1) +/* Use single core in a multi core setup. */ +#define ROGUE_GEOM_FLAGS_SINGLE_CORE BIT_MASK(3) + +/* + * Flags supported by the fragment DM command i.e. &struct rogue_fwif_cmd_frag. + */ + +/* Use single core in a multi core setup. */ +#define ROGUE_FRAG_FLAGS_SINGLE_CORE BIT_MASK(3) +/* Indicates whether this render produces visibility results. */ +#define ROGUE_FRAG_FLAGS_GET_VIS_RESULTS BIT_MASK(5) +/* Indicates whether a depth buffer is present. */ +#define ROGUE_FRAG_FLAGS_DEPTHBUFFER BIT_MASK(7) +/* Indicates whether a stencil buffer is present. */ +#define ROGUE_FRAG_FLAGS_STENCILBUFFER BIT_MASK(8) +/* Disable pixel merging for this render. */ +#define ROGUE_FRAG_FLAGS_DISABLE_PIXELMERGE BIT_MASK(15) +/* Indicates whether a scratch buffer is present. */ +#define ROGUE_FRAG_FLAGS_SCRATCHBUFFER BIT_MASK(19) +/* Disallow compute overlapped with this render. */ +#define ROGUE_FRAG_FLAGS_PREVENT_CDM_OVERLAP BIT_MASK(26) + +/* + * Flags supported by the compute DM command i.e. &struct rogue_fwif_cmd_compute. + */ + +#define ROGUE_COMPUTE_FLAG_PREVENT_ALL_OVERLAP BIT_MASK(2) +/*!< Use single core in a multi core setup. */ +#define ROGUE_COMPUTE_FLAG_SINGLE_CORE BIT_MASK(5) + +/* + * Flags supported by the transfer DM command i.e. &struct rogue_fwif_cmd_transfer. + */ + +/*!< Use single core in a multi core setup. */ +#define ROGUE_TRANSFER_FLAGS_SINGLE_CORE BIT_MASK(1) + +/* + ************************************************ + * Parameter/HWRTData control structures. + ************************************************ + */ + +/* + * Configuration registers which need to be loaded by the firmware before a geometry + * job can be started. + */ +struct rogue_fwif_geom_regs { + u64 vdm_ctrl_stream_base; + u64 tpu_border_colour_table; + + /* Only used when feature VDM_DRAWINDIRECT present. */ + u64 vdm_draw_indirect0; + /* Only used when feature VDM_DRAWINDIRECT present. */ + u32 vdm_draw_indirect1; + + u32 ppp_ctrl; + u32 te_psg; + /* Only used when BRN 49927 present. */ + u32 tpu; + + u32 vdm_context_resume_task0_size; + /* Only used when feature VDM_OBJECT_LEVEL_LLS present. */ + u32 vdm_context_resume_task3_size; + + /* Only used when BRN 56279 or BRN 67381 present. */ + u32 pds_ctrl; + + u32 view_idx; + + /* Only used when feature TESSELLATION present */ + u32 pds_coeff_free_prog; + + u32 padding; +}; + +/* Only used when BRN 44455 or BRN 63027 present. */ +struct rogue_fwif_dummy_rgnhdr_init_geom_regs { + u64 te_psgregion_addr; +}; + +/* + * Represents a geometry command that can be used to tile a whole scene's objects as + * per TA behavior. + */ +struct rogue_fwif_cmd_geom { + /* + * rogue_fwif_cmd_geom_frag_shared field must always be at the beginning of the + * struct. + * + * The command struct (rogue_fwif_cmd_geom) is shared between Client and + * Firmware. Kernel is unable to perform read/write operations on the + * command struct, the SHARED region is the only exception from this rule. + * This region must be the first member so that Kernel can easily access it. + * For more info, see rogue_fwif_cmd_geom_frag_shared definition. + */ + struct rogue_fwif_cmd_geom_frag_shared cmd_shared; + + struct rogue_fwif_geom_regs regs __aligned(8); + u32 flags __aligned(8); + + /* + * Holds the geometry/fragment fence value to allow the fragment partial render command + * to go through. + */ + struct rogue_fwif_ufo partial_render_geom_frag_fence; + + /* Only used when BRN 44455 or BRN 63027 present. */ + struct rogue_fwif_dummy_rgnhdr_init_geom_regs dummy_rgnhdr_init_geom_regs __aligned(8); + + /* Only used when BRN 61484 or BRN 66333 present. */ + u32 brn61484_66333_live_rt; + + u32 padding; +}; + +/* + * Configuration registers which need to be loaded by the firmware before ISP + * can be started. + */ +struct rogue_fwif_frag_regs { + u32 usc_pixel_output_ctrl; + +#define ROGUE_MAXIMUM_OUTPUT_REGISTERS_PER_PIXEL 8U + u32 usc_clear_register[ROGUE_MAXIMUM_OUTPUT_REGISTERS_PER_PIXEL]; + + u32 isp_bgobjdepth; + u32 isp_bgobjvals; + u32 isp_aa; + /* Only used when feature S7_TOP_INFRASTRUCTURE present. */ + u32 isp_xtp_pipe_enable; + + u32 isp_ctl; + + /* Only used when BRN 49927 present. */ + u32 tpu; + + u32 event_pixel_pds_info; + + /* Only used when feature CLUSTER_GROUPING present. */ + u32 pixel_phantom; + + u32 view_idx; + + u32 event_pixel_pds_data; + + /* Only used when BRN 65101 present. */ + u32 brn65101_event_pixel_pds_data; + + /* Only used when feature GPU_MULTICORE_SUPPORT or BRN 47217 present. */ + u32 isp_oclqry_stride; + + /* Only used when feature ZLS_SUBTILE present. */ + u32 isp_zls_pixels; + + /* Only used when feature ISP_ZLS_D24_S8_PACKING_OGL_MODE present. */ + u32 rgx_cr_blackpearl_fix; + + /* All values below the ALIGN(8) must be 64 bit. */ + aligned_u64 isp_scissor_base; + u64 isp_dbias_base; + u64 isp_oclqry_base; + u64 isp_zlsctl; + u64 isp_zload_store_base; + u64 isp_stencil_load_store_base; + + /* + * Only used when feature FBCDC_ALGORITHM present and value < 3 or feature + * FB_CDC_V4 present. Additionally, BRNs 48754, 60227, 72310 and 72311 must + * not be present. + */ + u64 fb_cdc_zls; + +#define ROGUE_PBE_WORDS_REQUIRED_FOR_RENDERS 3U + u64 pbe_word[8U][ROGUE_PBE_WORDS_REQUIRED_FOR_RENDERS]; + u64 tpu_border_colour_table; + u64 pds_bgnd[3U]; + + /* Only used when BRN 65101 present. */ + u64 pds_bgnd_brn65101[3U]; + + u64 pds_pr_bgnd[3U]; + + /* Only used when BRN 62850 or 62865 present. */ + u64 isp_dummy_stencil_store_base; + + /* Only used when BRN 66193 present. */ + u64 isp_dummy_depth_store_base; + + /* Only used when BRN 67182 present. */ + u32 rgnhdr_single_rt_size; + /* Only used when BRN 67182 present. */ + u32 rgnhdr_scratch_offset; +}; + +struct rogue_fwif_cmd_frag { + struct rogue_fwif_cmd_geom_frag_shared cmd_shared __aligned(8); + + struct rogue_fwif_frag_regs regs __aligned(8); + /* command control flags. */ + u32 flags; + /* Stride IN BYTES for Z-Buffer in case of RTAs. */ + u32 zls_stride; + /* Stride IN BYTES for S-Buffer in case of RTAs. */ + u32 sls_stride; + + /* Only used if feature GPU_MULTICORE_SUPPORT present. */ + u32 execute_count; +}; + +/* + * Configuration registers which need to be loaded by the firmware before CDM + * can be started. + */ +struct rogue_fwif_compute_regs { + u64 tpu_border_colour_table; + + /* Only used when feature CDM_USER_MODE_QUEUE present. */ + u64 cdm_cb_queue; + + /* Only used when feature CDM_USER_MODE_QUEUE present. */ + u64 cdm_cb_base; + /* Only used when feature CDM_USER_MODE_QUEUE present. */ + u64 cdm_cb; + + /* Only used when feature CDM_USER_MODE_QUEUE is not present. */ + u64 cdm_ctrl_stream_base; + + u64 cdm_context_state_base_addr; + + /* Only used when BRN 49927 is present. */ + u32 tpu; + u32 cdm_resume_pds1; + + /* Only used when feature COMPUTE_MORTON_CAPABLE present. */ + u32 cdm_item; + + /* Only used when feature CLUSTER_GROUPING present. */ + u32 compute_cluster; + + /* Only used when feature TPU_DM_GLOBAL_REGISTERS present. */ + u32 tpu_tag_cdm_ctrl; + + u32 padding; +}; + +struct rogue_fwif_cmd_compute { + /* Common command attributes */ + struct rogue_fwif_cmd_common common __aligned(8); + + /* CDM registers */ + struct rogue_fwif_compute_regs regs; + + /* Control flags */ + u32 flags __aligned(8); + + /* Only used when feature UNIFIED_STORE_VIRTUAL_PARTITIONING present. */ + u32 num_temp_regions; + + /* Only used when feature CDM_USER_MODE_QUEUE present. */ + u32 stream_start_offset; + + /* Only used when feature GPU_MULTICORE_SUPPORT present. */ + u32 execute_count; +}; + +struct rogue_fwif_transfer_regs { + /* + * All 32 bit values should be added in the top section. This then requires only a + * single RGXFW_ALIGN to align all the 64 bit values in the second section. + */ + u32 isp_bgobjvals; + + u32 usc_pixel_output_ctrl; + u32 usc_clear_register0; + u32 usc_clear_register1; + u32 usc_clear_register2; + u32 usc_clear_register3; + + u32 isp_mtile_size; + u32 isp_render_origin; + u32 isp_ctl; + + /* Only used when feature S7_TOP_INFRASTRUCTURE present. */ + u32 isp_xtp_pipe_enable; + u32 isp_aa; + + u32 event_pixel_pds_info; + + u32 event_pixel_pds_code; + u32 event_pixel_pds_data; + + u32 isp_render; + u32 isp_rgn; + + /* Only used when feature GPU_MULTICORE_SUPPORT present. */ + u32 frag_screen; + + /* All values below the aligned_u64 must be 64 bit. */ + aligned_u64 pds_bgnd0_base; + u64 pds_bgnd1_base; + u64 pds_bgnd3_sizeinfo; + + u64 isp_mtile_base; +#define ROGUE_PBE_WORDS_REQUIRED_FOR_TQS 3 + /* TQ_MAX_RENDER_TARGETS * PBE_STATE_SIZE */ + u64 pbe_wordx_mrty[3U * ROGUE_PBE_WORDS_REQUIRED_FOR_TQS]; +}; + +struct rogue_fwif_cmd_transfer { + /* Common command attributes */ + struct rogue_fwif_cmd_common common __aligned(8); + + struct rogue_fwif_transfer_regs regs __aligned(8); + + u32 flags; + + u32 padding; +}; + +#include "pvr_rogue_fwif_client_check.h" + +#endif /* PVR_ROGUE_FWIF_CLIENT_H */ |