1 /* 2 * Copyright 2013 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: Christian König <christian.koenig@amd.com> 23 */ 24 25 #include <linux/firmware.h> 26 #include <drm/drmP.h> 27 #include "radeon.h" 28 #include "radeon_asic.h" 29 #include "rv770d.h" 30 31 /** 32 * uvd_v2_2_fence_emit - emit an fence & trap command 33 * 34 * @rdev: radeon_device pointer 35 * @fence: fence to emit 36 * 37 * Write a fence and a trap command to the ring. 38 */ 39 void uvd_v2_2_fence_emit(struct radeon_device *rdev, 40 struct radeon_fence *fence) 41 { 42 struct radeon_ring *ring = &rdev->ring[fence->ring]; 43 uint64_t addr = rdev->fence_drv[fence->ring].gpu_addr; 44 45 radeon_ring_write(ring, PACKET0(UVD_CONTEXT_ID, 0)); 46 radeon_ring_write(ring, fence->seq); 47 radeon_ring_write(ring, PACKET0(UVD_GPCOM_VCPU_DATA0, 0)); 48 radeon_ring_write(ring, lower_32_bits(addr)); 49 radeon_ring_write(ring, PACKET0(UVD_GPCOM_VCPU_DATA1, 0)); 50 radeon_ring_write(ring, upper_32_bits(addr) & 0xff); 51 radeon_ring_write(ring, PACKET0(UVD_GPCOM_VCPU_CMD, 0)); 52 radeon_ring_write(ring, 0); 53 54 radeon_ring_write(ring, PACKET0(UVD_GPCOM_VCPU_DATA0, 0)); 55 radeon_ring_write(ring, 0); 56 radeon_ring_write(ring, PACKET0(UVD_GPCOM_VCPU_DATA1, 0)); 57 radeon_ring_write(ring, 0); 58 radeon_ring_write(ring, PACKET0(UVD_GPCOM_VCPU_CMD, 0)); 59 radeon_ring_write(ring, 2); 60 } 61 62 /** 63 * uvd_v2_2_semaphore_emit - emit semaphore command 64 * 65 * @rdev: radeon_device pointer 66 * @ring: radeon_ring pointer 67 * @semaphore: semaphore to emit commands for 68 * @emit_wait: true if we should emit a wait command 69 * 70 * Emit a semaphore command (either wait or signal) to the UVD ring. 71 */ 72 bool uvd_v2_2_semaphore_emit(struct radeon_device *rdev, 73 struct radeon_ring *ring, 74 struct radeon_semaphore *semaphore, 75 bool emit_wait) 76 { 77 uint64_t addr = semaphore->gpu_addr; 78 79 radeon_ring_write(ring, PACKET0(UVD_SEMA_ADDR_LOW, 0)); 80 radeon_ring_write(ring, (addr >> 3) & 0x000FFFFF); 81 82 radeon_ring_write(ring, PACKET0(UVD_SEMA_ADDR_HIGH, 0)); 83 radeon_ring_write(ring, (addr >> 23) & 0x000FFFFF); 84 85 radeon_ring_write(ring, PACKET0(UVD_SEMA_CMD, 0)); 86 radeon_ring_write(ring, emit_wait ? 1 : 0); 87 88 return true; 89 } 90 91 /** 92 * uvd_v2_2_resume - memory controller programming 93 * 94 * @rdev: radeon_device pointer 95 * 96 * Let the UVD memory controller know it's offsets 97 */ 98 int uvd_v2_2_resume(struct radeon_device *rdev) 99 { 100 uint64_t addr; 101 uint32_t chip_id, size; 102 int r; 103 104 /* RV770 uses V1.0 MC */ 105 if (rdev->family == CHIP_RV770) 106 return uvd_v1_0_resume(rdev); 107 108 r = radeon_uvd_resume(rdev); 109 if (r) 110 return r; 111 112 /* programm the VCPU memory controller bits 0-27 */ 113 addr = rdev->uvd.gpu_addr >> 3; 114 size = RADEON_GPU_PAGE_ALIGN(rdev->uvd_fw->datasize + 4) >> 3; 115 WREG32(UVD_VCPU_CACHE_OFFSET0, addr); 116 WREG32(UVD_VCPU_CACHE_SIZE0, size); 117 118 addr += size; 119 size = RADEON_UVD_HEAP_SIZE >> 3; 120 WREG32(UVD_VCPU_CACHE_OFFSET1, addr); 121 WREG32(UVD_VCPU_CACHE_SIZE1, size); 122 123 addr += size; 124 size = (RADEON_UVD_STACK_SIZE + 125 (RADEON_UVD_SESSION_SIZE * rdev->uvd.max_handles)) >> 3; 126 WREG32(UVD_VCPU_CACHE_OFFSET2, addr); 127 WREG32(UVD_VCPU_CACHE_SIZE2, size); 128 129 /* bits 28-31 */ 130 addr = (rdev->uvd.gpu_addr >> 28) & 0xF; 131 WREG32(UVD_LMI_ADDR_EXT, (addr << 12) | (addr << 0)); 132 133 /* bits 32-39 */ 134 addr = (rdev->uvd.gpu_addr >> 32) & 0xFF; 135 WREG32(UVD_LMI_EXT40_ADDR, addr | (0x9 << 16) | (0x1 << 31)); 136 137 /* tell firmware which hardware it is running on */ 138 switch (rdev->family) { 139 default: 140 return -EINVAL; 141 case CHIP_RV710: 142 chip_id = 0x01000005; 143 break; 144 case CHIP_RV730: 145 chip_id = 0x01000006; 146 break; 147 case CHIP_RV740: 148 chip_id = 0x01000007; 149 break; 150 case CHIP_CYPRESS: 151 case CHIP_HEMLOCK: 152 chip_id = 0x01000008; 153 break; 154 case CHIP_JUNIPER: 155 chip_id = 0x01000009; 156 break; 157 case CHIP_REDWOOD: 158 chip_id = 0x0100000a; 159 break; 160 case CHIP_CEDAR: 161 chip_id = 0x0100000b; 162 break; 163 case CHIP_SUMO: 164 case CHIP_SUMO2: 165 chip_id = 0x0100000c; 166 break; 167 case CHIP_PALM: 168 chip_id = 0x0100000e; 169 break; 170 case CHIP_CAYMAN: 171 chip_id = 0x0100000f; 172 break; 173 case CHIP_BARTS: 174 chip_id = 0x01000010; 175 break; 176 case CHIP_TURKS: 177 chip_id = 0x01000011; 178 break; 179 case CHIP_CAICOS: 180 chip_id = 0x01000012; 181 break; 182 case CHIP_TAHITI: 183 chip_id = 0x01000014; 184 break; 185 case CHIP_VERDE: 186 chip_id = 0x01000015; 187 break; 188 case CHIP_PITCAIRN: 189 case CHIP_OLAND: 190 chip_id = 0x01000016; 191 break; 192 case CHIP_ARUBA: 193 chip_id = 0x01000017; 194 break; 195 } 196 WREG32(UVD_VCPU_CHIP_ID, chip_id); 197 198 return 0; 199 } 200