diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/r600_blit_kms.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r600_blit_kms.c | 809 |
1 files changed, 0 insertions, 809 deletions
diff --git a/drivers/gpu/drm/radeon/r600_blit_kms.c b/drivers/gpu/drm/radeon/r600_blit_kms.c deleted file mode 100644 index accc032c103..00000000000 --- a/drivers/gpu/drm/radeon/r600_blit_kms.c +++ /dev/null @@ -1,809 +0,0 @@ -/* - * Copyright 2009 Advanced Micro Devices, Inc. - * Copyright 2009 Red Hat Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - */ - -#include "drmP.h" -#include "drm.h" -#include "radeon_drm.h" -#include "radeon.h" - -#include "r600d.h" -#include "r600_blit_shaders.h" - -#define DI_PT_RECTLIST 0x11 -#define DI_INDEX_SIZE_16_BIT 0x0 -#define DI_SRC_SEL_AUTO_INDEX 0x2 - -#define FMT_8 0x1 -#define FMT_5_6_5 0x8 -#define FMT_8_8_8_8 0x1a -#define COLOR_8 0x1 -#define COLOR_5_6_5 0x8 -#define COLOR_8_8_8_8 0x1a - -#define RECT_UNIT_H 32 -#define RECT_UNIT_W (RADEON_GPU_PAGE_SIZE / 4 / RECT_UNIT_H) - -/* emits 21 on rv770+, 23 on r600 */ -static void -set_render_target(struct radeon_device *rdev, int format, - int w, int h, u64 gpu_addr) -{ - struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; - u32 cb_color_info; - int pitch, slice; - - h = ALIGN(h, 8); - if (h < 8) - h = 8; - - cb_color_info = CB_FORMAT(format) | - CB_SOURCE_FORMAT(CB_SF_EXPORT_NORM) | - CB_ARRAY_MODE(ARRAY_1D_TILED_THIN1); - pitch = (w / 8) - 1; - slice = ((w * h) / 64) - 1; - - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 1)); - radeon_ring_write(ring, (CB_COLOR0_BASE - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, gpu_addr >> 8); - - if (rdev->family > CHIP_R600 && rdev->family < CHIP_RV770) { - radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_BASE_UPDATE, 0)); - radeon_ring_write(ring, 2 << 0); - } - - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 1)); - radeon_ring_write(ring, (CB_COLOR0_SIZE - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, (pitch << 0) | (slice << 10)); - - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 1)); - radeon_ring_write(ring, (CB_COLOR0_VIEW - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, 0); - - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 1)); - radeon_ring_write(ring, (CB_COLOR0_INFO - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, cb_color_info); - - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 1)); - radeon_ring_write(ring, (CB_COLOR0_TILE - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, 0); - - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 1)); - radeon_ring_write(ring, (CB_COLOR0_FRAG - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, 0); - - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 1)); - radeon_ring_write(ring, (CB_COLOR0_MASK - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, 0); -} - -/* emits 5dw */ -static void -cp_set_surface_sync(struct radeon_device *rdev, - u32 sync_type, u32 size, - u64 mc_addr) -{ - struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; - u32 cp_coher_size; - - if (size == 0xffffffff) - cp_coher_size = 0xffffffff; - else - cp_coher_size = ((size + 255) >> 8); - - radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); - radeon_ring_write(ring, sync_type); - radeon_ring_write(ring, cp_coher_size); - radeon_ring_write(ring, mc_addr >> 8); - radeon_ring_write(ring, 10); /* poll interval */ -} - -/* emits 21dw + 1 surface sync = 26dw */ -static void -set_shaders(struct radeon_device *rdev) -{ - struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; - u64 gpu_addr; - u32 sq_pgm_resources; - - /* setup shader regs */ - sq_pgm_resources = (1 << 0); - - /* VS */ - gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.vs_offset; - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 1)); - radeon_ring_write(ring, (SQ_PGM_START_VS - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, gpu_addr >> 8); - - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 1)); - radeon_ring_write(ring, (SQ_PGM_RESOURCES_VS - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, sq_pgm_resources); - - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 1)); - radeon_ring_write(ring, (SQ_PGM_CF_OFFSET_VS - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, 0); - - /* PS */ - gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.ps_offset; - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 1)); - radeon_ring_write(ring, (SQ_PGM_START_PS - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, gpu_addr >> 8); - - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 1)); - radeon_ring_write(ring, (SQ_PGM_RESOURCES_PS - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, sq_pgm_resources | (1 << 28)); - - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 1)); - radeon_ring_write(ring, (SQ_PGM_EXPORTS_PS - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, 2); - - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 1)); - radeon_ring_write(ring, (SQ_PGM_CF_OFFSET_PS - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, 0); - - gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.vs_offset; - cp_set_surface_sync(rdev, PACKET3_SH_ACTION_ENA, 512, gpu_addr); -} - -/* emits 9 + 1 sync (5) = 14*/ -static void -set_vtx_resource(struct radeon_device *rdev, u64 gpu_addr) -{ - struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; - u32 sq_vtx_constant_word2; - - sq_vtx_constant_word2 = SQ_VTXC_BASE_ADDR_HI(upper_32_bits(gpu_addr) & 0xff) | - SQ_VTXC_STRIDE(16); -#ifdef __BIG_ENDIAN - sq_vtx_constant_word2 |= SQ_VTXC_ENDIAN_SWAP(SQ_ENDIAN_8IN32); -#endif - - radeon_ring_write(ring, PACKET3(PACKET3_SET_RESOURCE, 7)); - radeon_ring_write(ring, 0x460); - radeon_ring_write(ring, gpu_addr & 0xffffffff); - radeon_ring_write(ring, 48 - 1); - radeon_ring_write(ring, sq_vtx_constant_word2); - radeon_ring_write(ring, 1 << 0); - radeon_ring_write(ring, 0); - radeon_ring_write(ring, 0); - radeon_ring_write(ring, SQ_TEX_VTX_VALID_BUFFER << 30); - - if ((rdev->family == CHIP_RV610) || - (rdev->family == CHIP_RV620) || - (rdev->family == CHIP_RS780) || - (rdev->family == CHIP_RS880) || - (rdev->family == CHIP_RV710)) - cp_set_surface_sync(rdev, - PACKET3_TC_ACTION_ENA, 48, gpu_addr); - else - cp_set_surface_sync(rdev, - PACKET3_VC_ACTION_ENA, 48, gpu_addr); -} - -/* emits 9 */ -static void -set_tex_resource(struct radeon_device *rdev, - int format, int w, int h, int pitch, - u64 gpu_addr, u32 size) -{ - struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; - uint32_t sq_tex_resource_word0, sq_tex_resource_word1, sq_tex_resource_word4; - - if (h < 1) - h = 1; - - sq_tex_resource_word0 = S_038000_DIM(V_038000_SQ_TEX_DIM_2D) | - S_038000_TILE_MODE(V_038000_ARRAY_1D_TILED_THIN1); - sq_tex_resource_word0 |= S_038000_PITCH((pitch >> 3) - 1) | - S_038000_TEX_WIDTH(w - 1); - - sq_tex_resource_word1 = S_038004_DATA_FORMAT(format); - sq_tex_resource_word1 |= S_038004_TEX_HEIGHT(h - 1); - - sq_tex_resource_word4 = S_038010_REQUEST_SIZE(1) | - S_038010_DST_SEL_X(SQ_SEL_X) | - S_038010_DST_SEL_Y(SQ_SEL_Y) | - S_038010_DST_SEL_Z(SQ_SEL_Z) | - S_038010_DST_SEL_W(SQ_SEL_W); - - cp_set_surface_sync(rdev, - PACKET3_TC_ACTION_ENA, size, gpu_addr); - - radeon_ring_write(ring, PACKET3(PACKET3_SET_RESOURCE, 7)); - radeon_ring_write(ring, 0); - radeon_ring_write(ring, sq_tex_resource_word0); - radeon_ring_write(ring, sq_tex_resource_word1); - radeon_ring_write(ring, gpu_addr >> 8); - radeon_ring_write(ring, gpu_addr >> 8); - radeon_ring_write(ring, sq_tex_resource_word4); - radeon_ring_write(ring, 0); - radeon_ring_write(ring, SQ_TEX_VTX_VALID_TEXTURE << 30); -} - -/* emits 12 */ -static void -set_scissors(struct radeon_device *rdev, int x1, int y1, - int x2, int y2) -{ - struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 2)); - radeon_ring_write(ring, (PA_SC_SCREEN_SCISSOR_TL - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, (x1 << 0) | (y1 << 16)); - radeon_ring_write(ring, (x2 << 0) | (y2 << 16)); - - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 2)); - radeon_ring_write(ring, (PA_SC_GENERIC_SCISSOR_TL - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, (x1 << 0) | (y1 << 16) | (1 << 31)); - radeon_ring_write(ring, (x2 << 0) | (y2 << 16)); - - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 2)); - radeon_ring_write(ring, (PA_SC_WINDOW_SCISSOR_TL - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2); - radeon_ring_write(ring, (x1 << 0) | (y1 << 16) | (1 << 31)); - radeon_ring_write(ring, (x2 << 0) | (y2 << 16)); -} - -/* emits 10 */ -static void -draw_auto(struct radeon_device *rdev) -{ - struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); - radeon_ring_write(ring, (VGT_PRIMITIVE_TYPE - PACKET3_SET_CONFIG_REG_OFFSET) >> 2); - radeon_ring_write(ring, DI_PT_RECTLIST); - - radeon_ring_write(ring, PACKET3(PACKET3_INDEX_TYPE, 0)); - radeon_ring_write(ring, -#ifdef __BIG_ENDIAN - (2 << 2) | -#endif - DI_INDEX_SIZE_16_BIT); - - radeon_ring_write(ring, PACKET3(PACKET3_NUM_INSTANCES, 0)); - radeon_ring_write(ring, 1); - - radeon_ring_write(ring, PACKET3(PACKET3_DRAW_INDEX_AUTO, 1)); - radeon_ring_write(ring, 3); - radeon_ring_write(ring, DI_SRC_SEL_AUTO_INDEX); - -} - -/* emits 14 */ -static void -set_default_state(struct radeon_device *rdev) -{ - struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; - u32 sq_config, sq_gpr_resource_mgmt_1, sq_gpr_resource_mgmt_2; - u32 sq_thread_resource_mgmt, sq_stack_resource_mgmt_1, sq_stack_resource_mgmt_2; - int num_ps_gprs, num_vs_gprs, num_temp_gprs, num_gs_gprs, num_es_gprs; - int num_ps_threads, num_vs_threads, num_gs_threads, num_es_threads; - int num_ps_stack_entries, num_vs_stack_entries, num_gs_stack_entries, num_es_stack_entries; - u64 gpu_addr; - int dwords; - - switch (rdev->family) { - case CHIP_R600: - num_ps_gprs = 192; - num_vs_gprs = 56; - num_temp_gprs = 4; - num_gs_gprs = 0; - num_es_gprs = 0; - num_ps_threads = 136; - num_vs_threads = 48; - num_gs_threads = 4; - num_es_threads = 4; - num_ps_stack_entries = 128; - num_vs_stack_entries = 128; - num_gs_stack_entries = 0; - num_es_stack_entries = 0; - break; - case CHIP_RV630: - case CHIP_RV635: - num_ps_gprs = 84; - num_vs_gprs = 36; - num_temp_gprs = 4; - num_gs_gprs = 0; - num_es_gprs = 0; - num_ps_threads = 144; - num_vs_threads = 40; - num_gs_threads = 4; - num_es_threads = 4; - num_ps_stack_entries = 40; - num_vs_stack_entries = 40; - num_gs_stack_entries = 32; - num_es_stack_entries = 16; - break; - case CHIP_RV610: - case CHIP_RV620: - case CHIP_RS780: - case CHIP_RS880: - default: - num_ps_gprs = 84; - num_vs_gprs = 36; - num_temp_gprs = 4; - num_gs_gprs = 0; - num_es_gprs = 0; - num_ps_threads = 136; - num_vs_threads = 48; - num_gs_threads = 4; - num_es_threads = 4; - num_ps_stack_entries = 40; - num_vs_stack_entries = 40; - num_gs_stack_entries = 32; - num_es_stack_entries = 16; - break; - case CHIP_RV670: - num_ps_gprs = 144; - num_vs_gprs = 40; - num_temp_gprs = 4; - num_gs_gprs = 0; - num_es_gprs = 0; - num_ps_threads = 136; - num_vs_threads = 48; - num_gs_threads = 4; - num_es_threads = 4; - num_ps_stack_entries = 40; - num_vs_stack_entries = 40; - num_gs_stack_entries = 32; - num_es_stack_entries = 16; - break; - case CHIP_RV770: - num_ps_gprs = 192; - num_vs_gprs = 56; - num_temp_gprs = 4; - num_gs_gprs = 0; - num_es_gprs = 0; - num_ps_threads = 188; - num_vs_threads = 60; - num_gs_threads = 0; - num_es_threads = 0; - num_ps_stack_entries = 256; - num_vs_stack_entries = 256; - num_gs_stack_entries = 0; - num_es_stack_entries = 0; - break; - case CHIP_RV730: - case CHIP_RV740: - num_ps_gprs = 84; - num_vs_gprs = 36; - num_temp_gprs = 4; - num_gs_gprs = 0; - num_es_gprs = 0; - num_ps_threads = 188; - num_vs_threads = 60; - num_gs_threads = 0; - num_es_threads = 0; - num_ps_stack_entries = 128; - num_vs_stack_entries = 128; - num_gs_stack_entries = 0; - num_es_stack_entries = 0; - break; - case CHIP_RV710: - num_ps_gprs = 192; - num_vs_gprs = 56; - num_temp_gprs = 4; - num_gs_gprs = 0; - num_es_gprs = 0; - num_ps_threads = 144; - num_vs_threads = 48; - num_gs_threads = 0; - num_es_threads = 0; - num_ps_stack_entries = 128; - num_vs_stack_entries = 128; - num_gs_stack_entries = 0; - num_es_stack_entries = 0; - break; - } - - if ((rdev->family == CHIP_RV610) || - (rdev->family == CHIP_RV620) || - (rdev->family == CHIP_RS780) || - (rdev->family == CHIP_RS880) || - (rdev->family == CHIP_RV710)) - sq_config = 0; - else - sq_config = VC_ENABLE; - - sq_config |= (DX9_CONSTS | - ALU_INST_PREFER_VECTOR | - PS_PRIO(0) | - VS_PRIO(1) | - GS_PRIO(2) | - ES_PRIO(3)); - - sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(num_ps_gprs) | - NUM_VS_GPRS(num_vs_gprs) | - NUM_CLAUSE_TEMP_GPRS(num_temp_gprs)); - sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(num_gs_gprs) | - NUM_ES_GPRS(num_es_gprs)); - sq_thread_resource_mgmt = (NUM_PS_THREADS(num_ps_threads) | - NUM_VS_THREADS(num_vs_threads) | - NUM_GS_THREADS(num_gs_threads) | - NUM_ES_THREADS(num_es_threads)); - sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(num_ps_stack_entries) | - NUM_VS_STACK_ENTRIES(num_vs_stack_entries)); - sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(num_gs_stack_entries) | - NUM_ES_STACK_ENTRIES(num_es_stack_entries)); - - /* emit an IB pointing at default state */ - dwords = ALIGN(rdev->r600_blit.state_len, 0x10); - gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.state_offset; - radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2)); - radeon_ring_write(ring, -#ifdef __BIG_ENDIAN - (2 << 0) | -#endif - (gpu_addr & 0xFFFFFFFC)); - radeon_ring_write(ring, upper_32_bits(gpu_addr) & 0xFF); - radeon_ring_write(ring, dwords); - - /* SQ config */ - radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 6)); - radeon_ring_write(ring, (SQ_CONFIG - PACKET3_SET_CONFIG_REG_OFFSET) >> 2); - radeon_ring_write(ring, sq_config); - radeon_ring_write(ring, sq_gpr_resource_mgmt_1); - radeon_ring_write(ring, sq_gpr_resource_mgmt_2); - radeon_ring_write(ring, sq_thread_resource_mgmt); - radeon_ring_write(ring, sq_stack_resource_mgmt_1); - radeon_ring_write(ring, sq_stack_resource_mgmt_2); -} - -#define I2F_MAX_BITS 15 -#define I2F_MAX_INPUT ((1 << I2F_MAX_BITS) - 1) -#define I2F_SHIFT (24 - I2F_MAX_BITS) - -/* - * Converts unsigned integer into 32-bit IEEE floating point representation. - * Conversion is not universal and only works for the range from 0 - * to 2^I2F_MAX_BITS-1. Currently we only use it with inputs between - * 0 and 16384 (inclusive), so I2F_MAX_BITS=15 is enough. If necessary, - * I2F_MAX_BITS can be increased, but that will add to the loop iterations - * and slow us down. Conversion is done by shifting the input and counting - * down until the first 1 reaches bit position 23. The resulting counter - * and the shifted input are, respectively, the exponent and the fraction. - * The sign is always zero. - */ -static uint32_t i2f(uint32_t input) -{ - u32 result, i, exponent, fraction; - - WARN_ON_ONCE(input > I2F_MAX_INPUT); - - if ((input & I2F_MAX_INPUT) == 0) - result = 0; - else { - exponent = 126 + I2F_MAX_BITS; - fraction = (input & I2F_MAX_INPUT) << I2F_SHIFT; - - for (i = 0; i < I2F_MAX_BITS; i++) { - if (fraction & 0x800000) - break; - else { - fraction = fraction << 1; - exponent = exponent - 1; - } - } - result = exponent << 23 | (fraction & 0x7fffff); - } - return result; -} - -int r600_blit_init(struct radeon_device *rdev) -{ - u32 obj_size; - int i, r, dwords; - void *ptr; - u32 packet2s[16]; - int num_packet2s = 0; - - rdev->r600_blit.primitives.set_render_target = set_render_target; - rdev->r600_blit.primitives.cp_set_surface_sync = cp_set_surface_sync; - rdev->r600_blit.primitives.set_shaders = set_shaders; - rdev->r600_blit.primitives.set_vtx_resource = set_vtx_resource; - rdev->r600_blit.primitives.set_tex_resource = set_tex_resource; - rdev->r600_blit.primitives.set_scissors = set_scissors; - rdev->r600_blit.primitives.draw_auto = draw_auto; - rdev->r600_blit.primitives.set_default_state = set_default_state; - - rdev->r600_blit.ring_size_common = 40; /* shaders + def state */ - rdev->r600_blit.ring_size_common += 16; /* fence emit for VB IB */ - rdev->r600_blit.ring_size_common += 5; /* done copy */ - rdev->r600_blit.ring_size_common += 16; /* fence emit for done copy */ - - rdev->r600_blit.ring_size_per_loop = 76; - /* set_render_target emits 2 extra dwords on rv6xx */ - if (rdev->family > CHIP_R600 && rdev->family < CHIP_RV770) - rdev->r600_blit.ring_size_per_loop += 2; - - rdev->r600_blit.max_dim = 8192; - - /* pin copy shader into vram if already initialized */ - if (rdev->r600_blit.shader_obj) - goto done; - - mutex_init(&rdev->r600_blit.mutex); - rdev->r600_blit.state_offset = 0; - - if (rdev->family >= CHIP_RV770) - rdev->r600_blit.state_len = r7xx_default_size; - else - rdev->r600_blit.state_len = r6xx_default_size; - - dwords = rdev->r600_blit.state_len; - while (dwords & 0xf) { - packet2s[num_packet2s++] = cpu_to_le32(PACKET2(0)); - dwords++; - } - - obj_size = dwords * 4; - obj_size = ALIGN(obj_size, 256); - - rdev->r600_blit.vs_offset = obj_size; - obj_size += r6xx_vs_size * 4; - obj_size = ALIGN(obj_size, 256); - - rdev->r600_blit.ps_offset = obj_size; - obj_size += r6xx_ps_size * 4; - obj_size = ALIGN(obj_size, 256); - - r = radeon_bo_create(rdev, obj_size, PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM, - &rdev->r600_blit.shader_obj); - if (r) { - DRM_ERROR("r600 failed to allocate shader\n"); - return r; - } - - DRM_DEBUG("r6xx blit allocated bo %08x vs %08x ps %08x\n", - obj_size, - rdev->r600_blit.vs_offset, rdev->r600_blit.ps_offset); - - r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false); - if (unlikely(r != 0)) - return r; - r = radeon_bo_kmap(rdev->r600_blit.shader_obj, &ptr); - if (r) { - DRM_ERROR("failed to map blit object %d\n", r); - return r; - } - if (rdev->family >= CHIP_RV770) - memcpy_toio(ptr + rdev->r600_blit.state_offset, - r7xx_default_state, rdev->r600_blit.state_len * 4); - else - memcpy_toio(ptr + rdev->r600_blit.state_offset, - r6xx_default_state, rdev->r600_blit.state_len * 4); - if (num_packet2s) - memcpy_toio(ptr + rdev->r600_blit.state_offset + (rdev->r600_blit.state_len * 4), - packet2s, num_packet2s * 4); - for (i = 0; i < r6xx_vs_size; i++) - *(u32 *)((unsigned long)ptr + rdev->r600_blit.vs_offset + i * 4) = cpu_to_le32(r6xx_vs[i]); - for (i = 0; i < r6xx_ps_size; i++) - *(u32 *)((unsigned long)ptr + rdev->r600_blit.ps_offset + i * 4) = cpu_to_le32(r6xx_ps[i]); - radeon_bo_kunmap(rdev->r600_blit.shader_obj); - radeon_bo_unreserve(rdev->r600_blit.shader_obj); - -done: - r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false); - if (unlikely(r != 0)) - return r; - r = radeon_bo_pin(rdev->r600_blit.shader_obj, RADEON_GEM_DOMAIN_VRAM, - &rdev->r600_blit.shader_gpu_addr); - radeon_bo_unreserve(rdev->r600_blit.shader_obj); - if (r) { - dev_err(rdev->dev, "(%d) pin blit object failed\n", r); - return r; - } - radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size); - return 0; -} - -void r600_blit_fini(struct radeon_device *rdev) -{ - int r; - - radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size); - if (rdev->r600_blit.shader_obj == NULL) - return; - /* If we can't reserve the bo, unref should be enough to destroy - * it when it becomes idle. - */ - r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false); - if (!r) { - radeon_bo_unpin(rdev->r600_blit.shader_obj); - radeon_bo_unreserve(rdev->r600_blit.shader_obj); - } - radeon_bo_unref(&rdev->r600_blit.shader_obj); -} - -static int r600_vb_ib_get(struct radeon_device *rdev, unsigned size) -{ - int r; - r = radeon_ib_get(rdev, RADEON_RING_TYPE_GFX_INDEX, - &rdev->r600_blit.vb_ib, size); - if (r) { - DRM_ERROR("failed to get IB for vertex buffer\n"); - return r; - } - - rdev->r600_blit.vb_total = size; - rdev->r600_blit.vb_used = 0; - return 0; -} - -static void r600_vb_ib_put(struct radeon_device *rdev) -{ - radeon_fence_emit(rdev, rdev->r600_blit.vb_ib->fence); - radeon_ib_free(rdev, &rdev->r600_blit.vb_ib); -} - -static unsigned r600_blit_create_rect(unsigned num_gpu_pages, - int *width, int *height, int max_dim) -{ - unsigned max_pages; - unsigned pages = num_gpu_pages; - int w, h; - - if (num_gpu_pages == 0) { - /* not supposed to be called with no pages, but just in case */ - h = 0; - w = 0; - pages = 0; - WARN_ON(1); - } else { - int rect_order = 2; - h = RECT_UNIT_H; - while (num_gpu_pages / rect_order) { - h *= 2; - rect_order *= 4; - if (h >= max_dim) { - h = max_dim; - break; - } - } - max_pages = (max_dim * h) / (RECT_UNIT_W * RECT_UNIT_H); - if (pages > max_pages) - pages = max_pages; - w = (pages * RECT_UNIT_W * RECT_UNIT_H) / h; - w = (w / RECT_UNIT_W) * RECT_UNIT_W; - pages = (w * h) / (RECT_UNIT_W * RECT_UNIT_H); - BUG_ON(pages == 0); - } - - - DRM_DEBUG("blit_rectangle: h=%d, w=%d, pages=%d\n", h, w, pages); - - /* return width and height only of the caller wants it */ - if (height) - *height = h; - if (width) - *width = w; - - return pages; -} - - -int r600_blit_prepare_copy(struct radeon_device *rdev, unsigned num_gpu_pages) -{ - struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; - int r; - int ring_size; - int num_loops = 0; - int dwords_per_loop = rdev->r600_blit.ring_size_per_loop; - - /* num loops */ - while (num_gpu_pages) { - num_gpu_pages -= - r600_blit_create_rect(num_gpu_pages, NULL, NULL, - rdev->r600_blit.max_dim); - num_loops++; - } - - /* 48 bytes for vertex per loop */ - r = r600_vb_ib_get(rdev, (num_loops*48)+256); - if (r) - return r; - - /* calculate number of loops correctly */ - ring_size = num_loops * dwords_per_loop; - ring_size += rdev->r600_blit.ring_size_common; - r = radeon_ring_lock(rdev, ring, ring_size); - if (r) - return r; - - rdev->r600_blit.primitives.set_default_state(rdev); - rdev->r600_blit.primitives.set_shaders(rdev); - return 0; -} - -void r600_blit_done_copy(struct radeon_device *rdev, struct radeon_fence *fence) -{ - int r; - - if (rdev->r600_blit.vb_ib) - r600_vb_ib_put(rdev); - - if (fence) - r = radeon_fence_emit(rdev, fence); - - radeon_ring_unlock_commit(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]); -} - -void r600_kms_blit_copy(struct radeon_device *rdev, - u64 src_gpu_addr, u64 dst_gpu_addr, - unsigned num_gpu_pages) -{ - u64 vb_gpu_addr; - u32 *vb; - - DRM_DEBUG("emitting copy %16llx %16llx %d %d\n", - src_gpu_addr, dst_gpu_addr, - num_gpu_pages, rdev->r600_blit.vb_used); - vb = (u32 *)(rdev->r600_blit.vb_ib->ptr + rdev->r600_blit.vb_used); - - while (num_gpu_pages) { - int w, h; - unsigned size_in_bytes; - unsigned pages_per_loop = - r600_blit_create_rect(num_gpu_pages, &w, &h, - rdev->r600_blit.max_dim); - - size_in_bytes = pages_per_loop * RADEON_GPU_PAGE_SIZE; - DRM_DEBUG("rectangle w=%d h=%d\n", w, h); - - if ((rdev->r600_blit.vb_used + 48) > rdev->r600_blit.vb_total) { - WARN_ON(1); - } - - vb[0] = 0; - vb[1] = 0; - vb[2] = 0; - vb[3] = 0; - - vb[4] = 0; - vb[5] = i2f(h); - vb[6] = 0; - vb[7] = i2f(h); - - vb[8] = i2f(w); - vb[9] = i2f(h); - vb[10] = i2f(w); - vb[11] = i2f(h); - - rdev->r600_blit.primitives.set_tex_resource(rdev, FMT_8_8_8_8, - w, h, w, src_gpu_addr, size_in_bytes); - rdev->r600_blit.primitives.set_render_target(rdev, COLOR_8_8_8_8, - w, h, dst_gpu_addr); - rdev->r600_blit.primitives.set_scissors(rdev, 0, 0, w, h); - vb_gpu_addr = rdev->r600_blit.vb_ib->gpu_addr + rdev->r600_blit.vb_used; - rdev->r600_blit.primitives.set_vtx_resource(rdev, vb_gpu_addr); - rdev->r600_blit.primitives.draw_auto(rdev); - rdev->r600_blit.primitives.cp_set_surface_sync(rdev, - PACKET3_CB_ACTION_ENA | PACKET3_CB0_DEST_BASE_ENA, - size_in_bytes, dst_gpu_addr); - - vb += 12; - rdev->r600_blit.vb_used += 4*12; - src_gpu_addr += size_in_bytes; - dst_gpu_addr += size_in_bytes; - num_gpu_pages -= pages_per_loop; - } -} |