#include "nid.h"
#include "atom.h"
#include "ni_reg.h"
+#include "cayman_blit_shaders.h"
+
+extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save);
+extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save);
+extern int evergreen_mc_wait_for_idle(struct radeon_device *rdev);
+extern void evergreen_mc_program(struct radeon_device *rdev);
+extern void evergreen_irq_suspend(struct radeon_device *rdev);
+extern int evergreen_mc_init(struct radeon_device *rdev);
#define EVERGREEN_PFP_UCODE_SIZE 1120
#define EVERGREEN_PM4_UCODE_SIZE 1376
#define EVERGREEN_RLC_UCODE_SIZE 768
#define BTC_MC_UCODE_SIZE 6024
+#define CAYMAN_PFP_UCODE_SIZE 2176
+#define CAYMAN_PM4_UCODE_SIZE 2176
+#define CAYMAN_RLC_UCODE_SIZE 1024
+#define CAYMAN_MC_UCODE_SIZE 6037
+
/* Firmware Names */
MODULE_FIRMWARE("radeon/BARTS_pfp.bin");
MODULE_FIRMWARE("radeon/BARTS_me.bin");
MODULE_FIRMWARE("radeon/CAICOS_pfp.bin");
MODULE_FIRMWARE("radeon/CAICOS_me.bin");
MODULE_FIRMWARE("radeon/CAICOS_mc.bin");
+MODULE_FIRMWARE("radeon/CAYMAN_pfp.bin");
+MODULE_FIRMWARE("radeon/CAYMAN_me.bin");
+MODULE_FIRMWARE("radeon/CAYMAN_mc.bin");
+MODULE_FIRMWARE("radeon/CAYMAN_rlc.bin");
#define BTC_IO_MC_REGS_SIZE 29
{0x0000009f, 0x00916a00}
};
-int btc_mc_load_microcode(struct radeon_device *rdev)
+static const u32 cayman_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
+ {0x00000077, 0xff010100},
+ {0x00000078, 0x00000000},
+ {0x00000079, 0x00001434},
+ {0x0000007a, 0xcc08ec08},
+ {0x0000007b, 0x00040000},
+ {0x0000007c, 0x000080c0},
+ {0x0000007d, 0x09000000},
+ {0x0000007e, 0x00210404},
+ {0x00000081, 0x08a8e800},
+ {0x00000082, 0x00030444},
+ {0x00000083, 0x00000000},
+ {0x00000085, 0x00000001},
+ {0x00000086, 0x00000002},
+ {0x00000087, 0x48490000},
+ {0x00000088, 0x20244647},
+ {0x00000089, 0x00000005},
+ {0x0000008b, 0x66030000},
+ {0x0000008c, 0x00006603},
+ {0x0000008d, 0x00000100},
+ {0x0000008f, 0x00001c0a},
+ {0x00000090, 0xff000001},
+ {0x00000094, 0x00101101},
+ {0x00000095, 0x00000fff},
+ {0x00000096, 0x00116fff},
+ {0x00000097, 0x60010000},
+ {0x00000098, 0x10010000},
+ {0x00000099, 0x00006000},
+ {0x0000009a, 0x00001000},
+ {0x0000009f, 0x00976b00}
+};
+
+int ni_mc_load_microcode(struct radeon_device *rdev)
{
const __be32 *fw_data;
u32 mem_type, running, blackout = 0;
u32 *io_mc_regs;
- int i;
+ int i, ucode_size, regs_size;
if (!rdev->mc_fw)
return -EINVAL;
switch (rdev->family) {
case CHIP_BARTS:
io_mc_regs = (u32 *)&barts_io_mc_regs;
+ ucode_size = BTC_MC_UCODE_SIZE;
+ regs_size = BTC_IO_MC_REGS_SIZE;
break;
case CHIP_TURKS:
io_mc_regs = (u32 *)&turks_io_mc_regs;
+ ucode_size = BTC_MC_UCODE_SIZE;
+ regs_size = BTC_IO_MC_REGS_SIZE;
break;
case CHIP_CAICOS:
default:
io_mc_regs = (u32 *)&caicos_io_mc_regs;
+ ucode_size = BTC_MC_UCODE_SIZE;
+ regs_size = BTC_IO_MC_REGS_SIZE;
+ break;
+ case CHIP_CAYMAN:
+ io_mc_regs = (u32 *)&cayman_io_mc_regs;
+ ucode_size = CAYMAN_MC_UCODE_SIZE;
+ regs_size = BTC_IO_MC_REGS_SIZE;
break;
}
WREG32(MC_SEQ_SUP_CNTL, 0x00000010);
/* load mc io regs */
- for (i = 0; i < BTC_IO_MC_REGS_SIZE; i++) {
+ for (i = 0; i < regs_size; i++) {
WREG32(MC_SEQ_IO_DEBUG_INDEX, io_mc_regs[(i << 1)]);
WREG32(MC_SEQ_IO_DEBUG_DATA, io_mc_regs[(i << 1) + 1]);
}
/* load the MC ucode */
fw_data = (const __be32 *)rdev->mc_fw->data;
- for (i = 0; i < BTC_MC_UCODE_SIZE; i++)
+ for (i = 0; i < ucode_size; i++)
WREG32(MC_SEQ_SUP_PGM, be32_to_cpup(fw_data++));
/* put the engine back into the active state */
case CHIP_BARTS:
chip_name = "BARTS";
rlc_chip_name = "BTC";
+ pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
+ me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
+ rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
+ mc_req_size = BTC_MC_UCODE_SIZE * 4;
break;
case CHIP_TURKS:
chip_name = "TURKS";
rlc_chip_name = "BTC";
+ pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
+ me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
+ rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
+ mc_req_size = BTC_MC_UCODE_SIZE * 4;
break;
case CHIP_CAICOS:
chip_name = "CAICOS";
rlc_chip_name = "BTC";
+ pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
+ me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
+ rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
+ mc_req_size = BTC_MC_UCODE_SIZE * 4;
+ break;
+ case CHIP_CAYMAN:
+ chip_name = "CAYMAN";
+ rlc_chip_name = "CAYMAN";
+ pfp_req_size = CAYMAN_PFP_UCODE_SIZE * 4;
+ me_req_size = CAYMAN_PM4_UCODE_SIZE * 4;
+ rlc_req_size = CAYMAN_RLC_UCODE_SIZE * 4;
+ mc_req_size = CAYMAN_MC_UCODE_SIZE * 4;
break;
default: BUG();
}
- pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
- me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
- rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
- mc_req_size = BTC_MC_UCODE_SIZE * 4;
-
DRM_INFO("Loading %s Microcode\n", chip_name);
snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
return err;
}
+/*
+ * Core functions
+ */
+static u32 cayman_get_tile_pipe_to_backend_map(struct radeon_device *rdev,
+ u32 num_tile_pipes,
+ u32 num_backends_per_asic,
+ u32 *backend_disable_mask_per_asic,
+ u32 num_shader_engines)
+{
+ u32 backend_map = 0;
+ u32 enabled_backends_mask = 0;
+ u32 enabled_backends_count = 0;
+ u32 num_backends_per_se;
+ u32 cur_pipe;
+ u32 swizzle_pipe[CAYMAN_MAX_PIPES];
+ u32 cur_backend = 0;
+ u32 i;
+ bool force_no_swizzle;
+
+ /* force legal values */
+ if (num_tile_pipes < 1)
+ num_tile_pipes = 1;
+ if (num_tile_pipes > rdev->config.cayman.max_tile_pipes)
+ num_tile_pipes = rdev->config.cayman.max_tile_pipes;
+ if (num_shader_engines < 1)
+ num_shader_engines = 1;
+ if (num_shader_engines > rdev->config.cayman.max_shader_engines)
+ num_shader_engines = rdev->config.cayman.max_shader_engines;
+ if (num_backends_per_asic > num_shader_engines)
+ num_backends_per_asic = num_shader_engines;
+ if (num_backends_per_asic > (rdev->config.cayman.max_backends_per_se * num_shader_engines))
+ num_backends_per_asic = rdev->config.cayman.max_backends_per_se * num_shader_engines;
+
+ /* make sure we have the same number of backends per se */
+ num_backends_per_asic = ALIGN(num_backends_per_asic, num_shader_engines);
+ /* set up the number of backends per se */
+ num_backends_per_se = num_backends_per_asic / num_shader_engines;
+ if (num_backends_per_se > rdev->config.cayman.max_backends_per_se) {
+ num_backends_per_se = rdev->config.cayman.max_backends_per_se;
+ num_backends_per_asic = num_backends_per_se * num_shader_engines;
+ }
+
+ /* create enable mask and count for enabled backends */
+ for (i = 0; i < CAYMAN_MAX_BACKENDS; ++i) {
+ if (((*backend_disable_mask_per_asic >> i) & 1) == 0) {
+ enabled_backends_mask |= (1 << i);
+ ++enabled_backends_count;
+ }
+ if (enabled_backends_count == num_backends_per_asic)
+ break;
+ }
+
+ /* force the backends mask to match the current number of backends */
+ if (enabled_backends_count != num_backends_per_asic) {
+ u32 this_backend_enabled;
+ u32 shader_engine;
+ u32 backend_per_se;
+
+ enabled_backends_mask = 0;
+ enabled_backends_count = 0;
+ *backend_disable_mask_per_asic = CAYMAN_MAX_BACKENDS_MASK;
+ for (i = 0; i < CAYMAN_MAX_BACKENDS; ++i) {
+ /* calc the current se */
+ shader_engine = i / rdev->config.cayman.max_backends_per_se;
+ /* calc the backend per se */
+ backend_per_se = i % rdev->config.cayman.max_backends_per_se;
+ /* default to not enabled */
+ this_backend_enabled = 0;
+ if ((shader_engine < num_shader_engines) &&
+ (backend_per_se < num_backends_per_se))
+ this_backend_enabled = 1;
+ if (this_backend_enabled) {
+ enabled_backends_mask |= (1 << i);
+ *backend_disable_mask_per_asic &= ~(1 << i);
+ ++enabled_backends_count;
+ }
+ }
+ }
+
+
+ memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * CAYMAN_MAX_PIPES);
+ switch (rdev->family) {
+ case CHIP_CAYMAN:
+ force_no_swizzle = true;
+ break;
+ default:
+ force_no_swizzle = false;
+ break;
+ }
+ if (force_no_swizzle) {
+ bool last_backend_enabled = false;
+
+ force_no_swizzle = false;
+ for (i = 0; i < CAYMAN_MAX_BACKENDS; ++i) {
+ if (((enabled_backends_mask >> i) & 1) == 1) {
+ if (last_backend_enabled)
+ force_no_swizzle = true;
+ last_backend_enabled = true;
+ } else
+ last_backend_enabled = false;
+ }
+ }
+
+ switch (num_tile_pipes) {
+ case 1:
+ case 3:
+ case 5:
+ case 7:
+ DRM_ERROR("odd number of pipes!\n");
+ break;
+ case 2:
+ swizzle_pipe[0] = 0;
+ swizzle_pipe[1] = 1;
+ break;
+ case 4:
+ if (force_no_swizzle) {
+ swizzle_pipe[0] = 0;
+ swizzle_pipe[1] = 1;
+ swizzle_pipe[2] = 2;
+ swizzle_pipe[3] = 3;
+ } else {
+ swizzle_pipe[0] = 0;
+ swizzle_pipe[1] = 2;
+ swizzle_pipe[2] = 1;
+ swizzle_pipe[3] = 3;
+ }
+ break;
+ case 6:
+ if (force_no_swizzle) {
+ swizzle_pipe[0] = 0;
+ swizzle_pipe[1] = 1;
+ swizzle_pipe[2] = 2;
+ swizzle_pipe[3] = 3;
+ swizzle_pipe[4] = 4;
+ swizzle_pipe[5] = 5;
+ } else {
+ swizzle_pipe[0] = 0;
+ swizzle_pipe[1] = 2;
+ swizzle_pipe[2] = 4;
+ swizzle_pipe[3] = 1;
+ swizzle_pipe[4] = 3;
+ swizzle_pipe[5] = 5;
+ }
+ break;
+ case 8:
+ if (force_no_swizzle) {
+ swizzle_pipe[0] = 0;
+ swizzle_pipe[1] = 1;
+ swizzle_pipe[2] = 2;
+ swizzle_pipe[3] = 3;
+ swizzle_pipe[4] = 4;
+ swizzle_pipe[5] = 5;
+ swizzle_pipe[6] = 6;
+ swizzle_pipe[7] = 7;
+ } else {
+ swizzle_pipe[0] = 0;
+ swizzle_pipe[1] = 2;
+ swizzle_pipe[2] = 4;
+ swizzle_pipe[3] = 6;
+ swizzle_pipe[4] = 1;
+ swizzle_pipe[5] = 3;
+ swizzle_pipe[6] = 5;
+ swizzle_pipe[7] = 7;
+ }
+ break;
+ }
+
+ for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
+ while (((1 << cur_backend) & enabled_backends_mask) == 0)
+ cur_backend = (cur_backend + 1) % CAYMAN_MAX_BACKENDS;
+
+ backend_map |= (((cur_backend & 0xf) << (swizzle_pipe[cur_pipe] * 4)));
+
+ cur_backend = (cur_backend + 1) % CAYMAN_MAX_BACKENDS;
+ }
+
+ return backend_map;
+}
+
+static void cayman_program_channel_remap(struct radeon_device *rdev)
+{
+ u32 tcp_chan_steer_lo, tcp_chan_steer_hi, mc_shared_chremap, tmp;
+
+ tmp = RREG32(MC_SHARED_CHMAP);
+ switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
+ case 0:
+ case 1:
+ case 2:
+ case 3:
+ default:
+ /* default mapping */
+ mc_shared_chremap = 0x00fac688;
+ break;
+ }
+
+ switch (rdev->family) {
+ case CHIP_CAYMAN:
+ default:
+ //tcp_chan_steer_lo = 0x54763210
+ tcp_chan_steer_lo = 0x76543210;
+ tcp_chan_steer_hi = 0x0000ba98;
+ break;
+ }
+
+ WREG32(TCP_CHAN_STEER_LO, tcp_chan_steer_lo);
+ WREG32(TCP_CHAN_STEER_HI, tcp_chan_steer_hi);
+ WREG32(MC_SHARED_CHREMAP, mc_shared_chremap);
+}
+
+static u32 cayman_get_disable_mask_per_asic(struct radeon_device *rdev,
+ u32 disable_mask_per_se,
+ u32 max_disable_mask_per_se,
+ u32 num_shader_engines)
+{
+ u32 disable_field_width_per_se = r600_count_pipe_bits(disable_mask_per_se);
+ u32 disable_mask_per_asic = disable_mask_per_se & max_disable_mask_per_se;
+
+ if (num_shader_engines == 1)
+ return disable_mask_per_asic;
+ else if (num_shader_engines == 2)
+ return disable_mask_per_asic | (disable_mask_per_asic << disable_field_width_per_se);
+ else
+ return 0xffffffff;
+}
+
+static void cayman_gpu_init(struct radeon_device *rdev)
+{
+ u32 cc_rb_backend_disable = 0;
+ u32 cc_gc_shader_pipe_config;
+ u32 gb_addr_config = 0;
+ u32 mc_shared_chmap, mc_arb_ramcfg;
+ u32 gb_backend_map;
+ u32 cgts_tcc_disable;
+ u32 sx_debug_1;
+ u32 smx_dc_ctl0;
+ u32 gc_user_shader_pipe_config;
+ u32 gc_user_rb_backend_disable;
+ u32 cgts_user_tcc_disable;
+ u32 cgts_sm_ctrl_reg;
+ u32 hdp_host_path_cntl;
+ u32 tmp;
+ int i, j;
+
+ switch (rdev->family) {
+ case CHIP_CAYMAN:
+ default:
+ rdev->config.cayman.max_shader_engines = 2;
+ rdev->config.cayman.max_pipes_per_simd = 4;
+ rdev->config.cayman.max_tile_pipes = 8;
+ rdev->config.cayman.max_simds_per_se = 12;
+ rdev->config.cayman.max_backends_per_se = 4;
+ rdev->config.cayman.max_texture_channel_caches = 8;
+ rdev->config.cayman.max_gprs = 256;
+ rdev->config.cayman.max_threads = 256;
+ rdev->config.cayman.max_gs_threads = 32;
+ rdev->config.cayman.max_stack_entries = 512;
+ rdev->config.cayman.sx_num_of_sets = 8;
+ rdev->config.cayman.sx_max_export_size = 256;
+ rdev->config.cayman.sx_max_export_pos_size = 64;
+ rdev->config.cayman.sx_max_export_smx_size = 192;
+ rdev->config.cayman.max_hw_contexts = 8;
+ rdev->config.cayman.sq_num_cf_insts = 2;
+
+ rdev->config.cayman.sc_prim_fifo_size = 0x100;
+ rdev->config.cayman.sc_hiz_tile_fifo_size = 0x30;
+ rdev->config.cayman.sc_earlyz_tile_fifo_size = 0x130;
+ break;
+ }
+
+ /* Initialize HDP */
+ for (i = 0, j = 0; i < 32; i++, j += 0x18) {
+ WREG32((0x2c14 + j), 0x00000000);
+ WREG32((0x2c18 + j), 0x00000000);
+ WREG32((0x2c1c + j), 0x00000000);
+ WREG32((0x2c20 + j), 0x00000000);
+ WREG32((0x2c24 + j), 0x00000000);
+ }
+
+ WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
+
+ mc_shared_chmap = RREG32(MC_SHARED_CHMAP);
+ mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
+
+ cc_rb_backend_disable = RREG32(CC_RB_BACKEND_DISABLE);
+ cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG);
+ cgts_tcc_disable = RREG32(CGTS_TCC_DISABLE);
+ gc_user_rb_backend_disable = RREG32(GC_USER_RB_BACKEND_DISABLE);
+ gc_user_shader_pipe_config = RREG32(GC_USER_SHADER_PIPE_CONFIG);
+ cgts_user_tcc_disable = RREG32(CGTS_USER_TCC_DISABLE);
+
+ rdev->config.cayman.num_shader_engines = rdev->config.cayman.max_shader_engines;
+ tmp = ((~gc_user_shader_pipe_config) & INACTIVE_QD_PIPES_MASK) >> INACTIVE_QD_PIPES_SHIFT;
+ rdev->config.cayman.num_shader_pipes_per_simd = r600_count_pipe_bits(tmp);
+ rdev->config.cayman.num_tile_pipes = rdev->config.cayman.max_tile_pipes;
+ tmp = ((~gc_user_shader_pipe_config) & INACTIVE_SIMDS_MASK) >> INACTIVE_SIMDS_SHIFT;
+ rdev->config.cayman.num_simds_per_se = r600_count_pipe_bits(tmp);
+ tmp = ((~gc_user_rb_backend_disable) & BACKEND_DISABLE_MASK) >> BACKEND_DISABLE_SHIFT;
+ rdev->config.cayman.num_backends_per_se = r600_count_pipe_bits(tmp);
+ tmp = (gc_user_rb_backend_disable & BACKEND_DISABLE_MASK) >> BACKEND_DISABLE_SHIFT;
+ rdev->config.cayman.backend_disable_mask_per_asic =
+ cayman_get_disable_mask_per_asic(rdev, tmp, CAYMAN_MAX_BACKENDS_PER_SE_MASK,
+ rdev->config.cayman.num_shader_engines);
+ rdev->config.cayman.backend_map =
+ cayman_get_tile_pipe_to_backend_map(rdev, rdev->config.cayman.num_tile_pipes,
+ rdev->config.cayman.num_backends_per_se *
+ rdev->config.cayman.num_shader_engines,
+ &rdev->config.cayman.backend_disable_mask_per_asic,
+ rdev->config.cayman.num_shader_engines);
+ tmp = ((~cgts_user_tcc_disable) & TCC_DISABLE_MASK) >> TCC_DISABLE_SHIFT;
+ rdev->config.cayman.num_texture_channel_caches = r600_count_pipe_bits(tmp);
+ tmp = (mc_arb_ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT;
+ rdev->config.cayman.mem_max_burst_length_bytes = (tmp + 1) * 256;
+ if (rdev->config.cayman.mem_max_burst_length_bytes > 512)
+ rdev->config.cayman.mem_max_burst_length_bytes = 512;
+ tmp = (mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT;
+ rdev->config.cayman.mem_row_size_in_kb = (4 * (1 << (8 + tmp))) / 1024;
+ if (rdev->config.cayman.mem_row_size_in_kb > 4)
+ rdev->config.cayman.mem_row_size_in_kb = 4;
+ /* XXX use MC settings? */
+ rdev->config.cayman.shader_engine_tile_size = 32;
+ rdev->config.cayman.num_gpus = 1;
+ rdev->config.cayman.multi_gpu_tile_size = 64;
+
+ //gb_addr_config = 0x02011003
+#if 0
+ gb_addr_config = RREG32(GB_ADDR_CONFIG);
+#else
+ gb_addr_config = 0;
+ switch (rdev->config.cayman.num_tile_pipes) {
+ case 1:
+ default:
+ gb_addr_config |= NUM_PIPES(0);
+ break;
+ case 2:
+ gb_addr_config |= NUM_PIPES(1);
+ break;
+ case 4:
+ gb_addr_config |= NUM_PIPES(2);
+ break;
+ case 8:
+ gb_addr_config |= NUM_PIPES(3);
+ break;
+ }
+
+ tmp = (rdev->config.cayman.mem_max_burst_length_bytes / 256) - 1;
+ gb_addr_config |= PIPE_INTERLEAVE_SIZE(tmp);
+ gb_addr_config |= NUM_SHADER_ENGINES(rdev->config.cayman.num_shader_engines - 1);
+ tmp = (rdev->config.cayman.shader_engine_tile_size / 16) - 1;
+ gb_addr_config |= SHADER_ENGINE_TILE_SIZE(tmp);
+ switch (rdev->config.cayman.num_gpus) {
+ case 1:
+ default:
+ gb_addr_config |= NUM_GPUS(0);
+ break;
+ case 2:
+ gb_addr_config |= NUM_GPUS(1);
+ break;
+ case 4:
+ gb_addr_config |= NUM_GPUS(2);
+ break;
+ }
+ switch (rdev->config.cayman.multi_gpu_tile_size) {
+ case 16:
+ gb_addr_config |= MULTI_GPU_TILE_SIZE(0);
+ break;
+ case 32:
+ default:
+ gb_addr_config |= MULTI_GPU_TILE_SIZE(1);
+ break;
+ case 64:
+ gb_addr_config |= MULTI_GPU_TILE_SIZE(2);
+ break;
+ case 128:
+ gb_addr_config |= MULTI_GPU_TILE_SIZE(3);
+ break;
+ }
+ switch (rdev->config.cayman.mem_row_size_in_kb) {
+ case 1:
+ default:
+ gb_addr_config |= ROW_SIZE(0);
+ break;
+ case 2:
+ gb_addr_config |= ROW_SIZE(1);
+ break;
+ case 4:
+ gb_addr_config |= ROW_SIZE(2);
+ break;
+ }
+#endif
+
+ tmp = (gb_addr_config & NUM_PIPES_MASK) >> NUM_PIPES_SHIFT;
+ rdev->config.cayman.num_tile_pipes = (1 << tmp);
+ tmp = (gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT;
+ rdev->config.cayman.mem_max_burst_length_bytes = (tmp + 1) * 256;
+ tmp = (gb_addr_config & NUM_SHADER_ENGINES_MASK) >> NUM_SHADER_ENGINES_SHIFT;
+ rdev->config.cayman.num_shader_engines = tmp + 1;
+ tmp = (gb_addr_config & NUM_GPUS_MASK) >> NUM_GPUS_SHIFT;
+ rdev->config.cayman.num_gpus = tmp + 1;
+ tmp = (gb_addr_config & MULTI_GPU_TILE_SIZE_MASK) >> MULTI_GPU_TILE_SIZE_SHIFT;
+ rdev->config.cayman.multi_gpu_tile_size = 1 << tmp;
+ tmp = (gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT;
+ rdev->config.cayman.mem_row_size_in_kb = 1 << tmp;
+
+ //gb_backend_map = 0x76541032;
+#if 0
+ gb_backend_map = RREG32(GB_BACKEND_MAP);
+#else
+ gb_backend_map =
+ cayman_get_tile_pipe_to_backend_map(rdev, rdev->config.cayman.num_tile_pipes,
+ rdev->config.cayman.num_backends_per_se *
+ rdev->config.cayman.num_shader_engines,
+ &rdev->config.cayman.backend_disable_mask_per_asic,
+ rdev->config.cayman.num_shader_engines);
+#endif
+ /* setup tiling info dword. gb_addr_config is not adequate since it does
+ * not have bank info, so create a custom tiling dword.
+ * bits 3:0 num_pipes
+ * bits 7:4 num_banks
+ * bits 11:8 group_size
+ * bits 15:12 row_size
+ */
+ rdev->config.cayman.tile_config = 0;
+ switch (rdev->config.cayman.num_tile_pipes) {
+ case 1:
+ default:
+ rdev->config.cayman.tile_config |= (0 << 0);
+ break;
+ case 2:
+ rdev->config.cayman.tile_config |= (1 << 0);
+ break;
+ case 4:
+ rdev->config.cayman.tile_config |= (2 << 0);
+ break;
+ case 8:
+ rdev->config.cayman.tile_config |= (3 << 0);
+ break;
+ }
+ rdev->config.cayman.tile_config |=
+ ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) << 4;
+ rdev->config.cayman.tile_config |=
+ (gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT;
+ rdev->config.cayman.tile_config |=
+ ((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12;
+
+ WREG32(GB_BACKEND_MAP, gb_backend_map);
+ WREG32(GB_ADDR_CONFIG, gb_addr_config);
+ WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
+ WREG32(HDP_ADDR_CONFIG, gb_addr_config);
+
+ cayman_program_channel_remap(rdev);
+
+ /* primary versions */
+ WREG32(CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
+ WREG32(CC_SYS_RB_BACKEND_DISABLE, cc_rb_backend_disable);
+ WREG32(CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
+
+ WREG32(CGTS_TCC_DISABLE, cgts_tcc_disable);
+ WREG32(CGTS_SYS_TCC_DISABLE, cgts_tcc_disable);
+
+ /* user versions */
+ WREG32(GC_USER_RB_BACKEND_DISABLE, cc_rb_backend_disable);
+ WREG32(GC_USER_SYS_RB_BACKEND_DISABLE, cc_rb_backend_disable);
+ WREG32(GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
+
+ WREG32(CGTS_USER_SYS_TCC_DISABLE, cgts_tcc_disable);
+ WREG32(CGTS_USER_TCC_DISABLE, cgts_tcc_disable);
+
+ /* reprogram the shader complex */
+ cgts_sm_ctrl_reg = RREG32(CGTS_SM_CTRL_REG);
+ for (i = 0; i < 16; i++)
+ WREG32(CGTS_SM_CTRL_REG, OVERRIDE);
+ WREG32(CGTS_SM_CTRL_REG, cgts_sm_ctrl_reg);
+
+ /* set HW defaults for 3D engine */
+ WREG32(CP_MEQ_THRESHOLDS, MEQ1_START(0x30) | MEQ2_START(0x60));
+
+ sx_debug_1 = RREG32(SX_DEBUG_1);
+ sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;
+ WREG32(SX_DEBUG_1, sx_debug_1);
+
+ smx_dc_ctl0 = RREG32(SMX_DC_CTL0);
+ smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff);
+ smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.evergreen.sx_num_of_sets);
+ WREG32(SMX_DC_CTL0, smx_dc_ctl0);
+
+ WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4) | CRC_SIMD_ID_WADDR_DISABLE);
+
+ /* need to be explicitly zero-ed */
+ WREG32(VGT_OFFCHIP_LDS_BASE, 0);
+ WREG32(SQ_LSTMP_RING_BASE, 0);
+ WREG32(SQ_HSTMP_RING_BASE, 0);
+ WREG32(SQ_ESTMP_RING_BASE, 0);
+ WREG32(SQ_GSTMP_RING_BASE, 0);
+ WREG32(SQ_VSTMP_RING_BASE, 0);
+ WREG32(SQ_PSTMP_RING_BASE, 0);
+
+ WREG32(TA_CNTL_AUX, DISABLE_CUBE_ANISO);
+
+ WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_size / 4) - 1) |
+ POSITION_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_pos_size / 4) - 1) |
+ SMX_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_smx_size / 4) - 1)));
+
+ WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.evergreen.sc_prim_fifo_size) |
+ SC_HIZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_hiz_tile_fifo_size) |
+ SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_earlyz_tile_fifo_size)));
+
+
+ WREG32(VGT_NUM_INSTANCES, 1);
+
+ WREG32(CP_PERFMON_CNTL, 0);
+
+ WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.evergreen.sq_num_cf_insts) |
+ FETCH_FIFO_HIWATER(0x4) |
+ DONE_FIFO_HIWATER(0xe0) |
+ ALU_UPDATE_FIFO_HIWATER(0x8)));
+
+ WREG32(SQ_GPR_RESOURCE_MGMT_1, NUM_CLAUSE_TEMP_GPRS(4));
+ WREG32(SQ_CONFIG, (VC_ENABLE |
+ EXPORT_SRC_C |
+ GFX_PRIO(0) |
+ CS1_PRIO(0) |
+ CS2_PRIO(1)));
+ WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, DYN_GPR_ENABLE);
+
+ WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
+ FORCE_EOV_MAX_REZ_CNT(255)));
+
+ WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC) |
+ AUTO_INVLD_EN(ES_AND_GS_AUTO));
+
+ WREG32(VGT_GS_VERTEX_REUSE, 16);
+ WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
+
+ WREG32(CB_PERF_CTR0_SEL_0, 0);
+ WREG32(CB_PERF_CTR0_SEL_1, 0);
+ WREG32(CB_PERF_CTR1_SEL_0, 0);
+ WREG32(CB_PERF_CTR1_SEL_1, 0);
+ WREG32(CB_PERF_CTR2_SEL_0, 0);
+ WREG32(CB_PERF_CTR2_SEL_1, 0);
+ WREG32(CB_PERF_CTR3_SEL_0, 0);
+ WREG32(CB_PERF_CTR3_SEL_1, 0);
+
+ hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
+ WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
+
+ WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3));
+
+ udelay(50);
+}
+
+/*
+ * GART
+ */
+void cayman_pcie_gart_tlb_flush(struct radeon_device *rdev)
+{
+ /* flush hdp cache */
+ WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
+
+ /* bits 0-7 are the VM contexts0-7 */
+ WREG32(VM_INVALIDATE_REQUEST, 1);
+}
+
+int cayman_pcie_gart_enable(struct radeon_device *rdev)
+{
+ int r;
+
+ if (rdev->gart.table.vram.robj == NULL) {
+ dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
+ return -EINVAL;
+ }
+ r = radeon_gart_table_vram_pin(rdev);
+ if (r)
+ return r;
+ radeon_gart_restore(rdev);
+ /* Setup TLB control */
+ WREG32(MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_TLB |
+ ENABLE_L1_FRAGMENT_PROCESSING |
+ SYSTEM_ACCESS_MODE_NOT_IN_SYS |
+ SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
+ /* Setup L2 cache */
+ WREG32(VM_L2_CNTL, ENABLE_L2_CACHE |
+ ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
+ ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
+ EFFECTIVE_L2_QUEUE_SIZE(7) |
+ CONTEXT1_IDENTITY_ACCESS_MODE(1));
+ WREG32(VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS | INVALIDATE_L2_CACHE);
+ WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
+ L2_CACHE_BIGK_FRAGMENT_SIZE(6));
+ /* setup context0 */
+ WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
+ WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
+ WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
+ WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
+ (u32)(rdev->dummy_page.addr >> 12));
+ WREG32(VM_CONTEXT0_CNTL2, 0);
+ WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
+ RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
+ /* disable context1-7 */
+ WREG32(VM_CONTEXT1_CNTL2, 0);
+ WREG32(VM_CONTEXT1_CNTL, 0);
+
+ cayman_pcie_gart_tlb_flush(rdev);
+ rdev->gart.ready = true;
+ return 0;
+}
+
+void cayman_pcie_gart_disable(struct radeon_device *rdev)
+{
+ int r;
+
+ /* Disable all tables */
+ WREG32(VM_CONTEXT0_CNTL, 0);
+ WREG32(VM_CONTEXT1_CNTL, 0);
+ /* Setup TLB control */
+ WREG32(MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_FRAGMENT_PROCESSING |
+ SYSTEM_ACCESS_MODE_NOT_IN_SYS |
+ SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
+ /* Setup L2 cache */
+ WREG32(VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
+ ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
+ EFFECTIVE_L2_QUEUE_SIZE(7) |
+ CONTEXT1_IDENTITY_ACCESS_MODE(1));
+ WREG32(VM_L2_CNTL2, 0);
+ WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
+ L2_CACHE_BIGK_FRAGMENT_SIZE(6));
+ if (rdev->gart.table.vram.robj) {
+ r = radeon_bo_reserve(rdev->gart.table.vram.robj, false);
+ if (likely(r == 0)) {
+ radeon_bo_kunmap(rdev->gart.table.vram.robj);
+ radeon_bo_unpin(rdev->gart.table.vram.robj);
+ radeon_bo_unreserve(rdev->gart.table.vram.robj);
+ }
+ }
+}
+
+void cayman_pcie_gart_fini(struct radeon_device *rdev)
+{
+ cayman_pcie_gart_disable(rdev);
+ radeon_gart_table_vram_free(rdev);
+ radeon_gart_fini(rdev);
+}
+
+/*
+ * CP.
+ */
+static void cayman_cp_enable(struct radeon_device *rdev, bool enable)
+{
+ if (enable)
+ WREG32(CP_ME_CNTL, 0);
+ else {
+ radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
+ WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT));
+ WREG32(SCRATCH_UMSK, 0);
+ }
+}
+
+static int cayman_cp_load_microcode(struct radeon_device *rdev)
+{
+ const __be32 *fw_data;
+ int i;
+
+ if (!rdev->me_fw || !rdev->pfp_fw)
+ return -EINVAL;
+
+ cayman_cp_enable(rdev, false);
+
+ fw_data = (const __be32 *)rdev->pfp_fw->data;
+ WREG32(CP_PFP_UCODE_ADDR, 0);
+ for (i = 0; i < CAYMAN_PFP_UCODE_SIZE; i++)
+ WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
+ WREG32(CP_PFP_UCODE_ADDR, 0);
+
+ fw_data = (const __be32 *)rdev->me_fw->data;
+ WREG32(CP_ME_RAM_WADDR, 0);
+ for (i = 0; i < CAYMAN_PM4_UCODE_SIZE; i++)
+ WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
+
+ WREG32(CP_PFP_UCODE_ADDR, 0);
+ WREG32(CP_ME_RAM_WADDR, 0);
+ WREG32(CP_ME_RAM_RADDR, 0);
+ return 0;
+}
+
+static int cayman_cp_start(struct radeon_device *rdev)
+{
+ int r, i;
+
+ r = radeon_ring_lock(rdev, 7);
+ if (r) {
+ DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
+ return r;
+ }
+ radeon_ring_write(rdev, PACKET3(PACKET3_ME_INITIALIZE, 5));
+ radeon_ring_write(rdev, 0x1);
+ radeon_ring_write(rdev, 0x0);
+ radeon_ring_write(rdev, rdev->config.cayman.max_hw_contexts - 1);
+ radeon_ring_write(rdev, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
+ radeon_ring_write(rdev, 0);
+ radeon_ring_write(rdev, 0);
+ radeon_ring_unlock_commit(rdev);
+
+ cayman_cp_enable(rdev, true);
+
+ r = radeon_ring_lock(rdev, cayman_default_size + 19);
+ if (r) {
+ DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
+ return r;
+ }
+
+ /* setup clear context state */
+ radeon_ring_write(rdev, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
+ radeon_ring_write(rdev, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
+
+ for (i = 0; i < cayman_default_size; i++)
+ radeon_ring_write(rdev, cayman_default_state[i]);
+
+ radeon_ring_write(rdev, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
+ radeon_ring_write(rdev, PACKET3_PREAMBLE_END_CLEAR_STATE);
+
+ /* set clear context state */
+ radeon_ring_write(rdev, PACKET3(PACKET3_CLEAR_STATE, 0));
+ radeon_ring_write(rdev, 0);
+
+ /* SQ_VTX_BASE_VTX_LOC */
+ radeon_ring_write(rdev, 0xc0026f00);
+ radeon_ring_write(rdev, 0x00000000);
+ radeon_ring_write(rdev, 0x00000000);
+ radeon_ring_write(rdev, 0x00000000);
+
+ /* Clear consts */
+ radeon_ring_write(rdev, 0xc0036f00);
+ radeon_ring_write(rdev, 0x00000bc4);
+ radeon_ring_write(rdev, 0xffffffff);
+ radeon_ring_write(rdev, 0xffffffff);
+ radeon_ring_write(rdev, 0xffffffff);
+
+ radeon_ring_write(rdev, 0xc0026900);
+ radeon_ring_write(rdev, 0x00000316);
+ radeon_ring_write(rdev, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */
+ radeon_ring_write(rdev, 0x00000010); /* */
+
+ radeon_ring_unlock_commit(rdev);
+
+ /* XXX init other rings */
+
+ return 0;
+}
+
+static void cayman_cp_fini(struct radeon_device *rdev)
+{
+ cayman_cp_enable(rdev, false);
+ radeon_ring_fini(rdev);
+}
+
+int cayman_cp_resume(struct radeon_device *rdev)
+{
+ u32 tmp;
+ u32 rb_bufsz;
+ int r;
+
+ /* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */
+ WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP |
+ SOFT_RESET_PA |
+ SOFT_RESET_SH |
+ SOFT_RESET_VGT |
+ SOFT_RESET_SX));
+ RREG32(GRBM_SOFT_RESET);
+ mdelay(15);
+ WREG32(GRBM_SOFT_RESET, 0);
+ RREG32(GRBM_SOFT_RESET);
+
+ WREG32(CP_SEM_WAIT_TIMER, 0x4);
+
+ /* Set the write pointer delay */
+ WREG32(CP_RB_WPTR_DELAY, 0);
+
+ WREG32(CP_DEBUG, (1 << 27));
+
+ /* ring 0 - compute and gfx */
+ /* Set ring buffer size */
+ rb_bufsz = drm_order(rdev->cp.ring_size / 8);
+ tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
+#ifdef __BIG_ENDIAN
+ tmp |= BUF_SWAP_32BIT;
+#endif
+ WREG32(CP_RB0_CNTL, tmp);
+
+ /* Initialize the ring buffer's read and write pointers */
+ WREG32(CP_RB0_CNTL, tmp | RB_RPTR_WR_ENA);
+ WREG32(CP_RB0_WPTR, 0);
+
+ /* set the wb address wether it's enabled or not */
+ WREG32(CP_RB0_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC);
+ WREG32(CP_RB0_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
+ WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
+
+ if (rdev->wb.enabled)
+ WREG32(SCRATCH_UMSK, 0xff);
+ else {
+ tmp |= RB_NO_UPDATE;
+ WREG32(SCRATCH_UMSK, 0);
+ }
+
+ mdelay(1);
+ WREG32(CP_RB0_CNTL, tmp);
+
+ WREG32(CP_RB0_BASE, rdev->cp.gpu_addr >> 8);
+
+ rdev->cp.rptr = RREG32(CP_RB0_RPTR);
+ rdev->cp.wptr = RREG32(CP_RB0_WPTR);
+
+ /* ring1 - compute only */
+ /* Set ring buffer size */
+ rb_bufsz = drm_order(rdev->cp1.ring_size / 8);
+ tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
+#ifdef __BIG_ENDIAN
+ tmp |= BUF_SWAP_32BIT;
+#endif
+ WREG32(CP_RB1_CNTL, tmp);
+
+ /* Initialize the ring buffer's read and write pointers */
+ WREG32(CP_RB1_CNTL, tmp | RB_RPTR_WR_ENA);
+ WREG32(CP_RB1_WPTR, 0);
+
+ /* set the wb address wether it's enabled or not */
+ WREG32(CP_RB1_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFFFFFFFC);
+ WREG32(CP_RB1_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFF);
+
+ mdelay(1);
+ WREG32(CP_RB1_CNTL, tmp);
+
+ WREG32(CP_RB1_BASE, rdev->cp1.gpu_addr >> 8);
+
+ rdev->cp1.rptr = RREG32(CP_RB1_RPTR);
+ rdev->cp1.wptr = RREG32(CP_RB1_WPTR);
+
+ /* ring2 - compute only */
+ /* Set ring buffer size */
+ rb_bufsz = drm_order(rdev->cp2.ring_size / 8);
+ tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
+#ifdef __BIG_ENDIAN
+ tmp |= BUF_SWAP_32BIT;
+#endif
+ WREG32(CP_RB2_CNTL, tmp);
+
+ /* Initialize the ring buffer's read and write pointers */
+ WREG32(CP_RB2_CNTL, tmp | RB_RPTR_WR_ENA);
+ WREG32(CP_RB2_WPTR, 0);
+
+ /* set the wb address wether it's enabled or not */
+ WREG32(CP_RB2_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFFFFFFFC);
+ WREG32(CP_RB2_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFF);
+
+ mdelay(1);
+ WREG32(CP_RB2_CNTL, tmp);
+
+ WREG32(CP_RB2_BASE, rdev->cp2.gpu_addr >> 8);
+
+ rdev->cp2.rptr = RREG32(CP_RB2_RPTR);
+ rdev->cp2.wptr = RREG32(CP_RB2_WPTR);
+
+ /* start the rings */
+ cayman_cp_start(rdev);
+ rdev->cp.ready = true;
+ rdev->cp1.ready = true;
+ rdev->cp2.ready = true;
+ /* this only test cp0 */
+ r = radeon_ring_test(rdev);
+ if (r) {
+ rdev->cp.ready = false;
+ rdev->cp1.ready = false;
+ rdev->cp2.ready = false;
+ return r;
+ }
+
+ return 0;
+}
+
+bool cayman_gpu_is_lockup(struct radeon_device *rdev)
+{
+ u32 srbm_status;
+ u32 grbm_status;
+ u32 grbm_status_se0, grbm_status_se1;
+ struct r100_gpu_lockup *lockup = &rdev->config.cayman.lockup;
+ int r;
+
+ srbm_status = RREG32(SRBM_STATUS);
+ grbm_status = RREG32(GRBM_STATUS);
+ grbm_status_se0 = RREG32(GRBM_STATUS_SE0);
+ grbm_status_se1 = RREG32(GRBM_STATUS_SE1);
+ if (!(grbm_status & GUI_ACTIVE)) {
+ r100_gpu_lockup_update(lockup, &rdev->cp);
+ return false;
+ }
+ /* force CP activities */
+ r = radeon_ring_lock(rdev, 2);
+ if (!r) {
+ /* PACKET2 NOP */
+ radeon_ring_write(rdev, 0x80000000);
+ radeon_ring_write(rdev, 0x80000000);
+ radeon_ring_unlock_commit(rdev);
+ }
+ /* XXX deal with CP0,1,2 */
+ rdev->cp.rptr = RREG32(CP_RB0_RPTR);
+ return r100_gpu_cp_is_lockup(rdev, lockup, &rdev->cp);
+}
+
+static int cayman_gpu_soft_reset(struct radeon_device *rdev)
+{
+ struct evergreen_mc_save save;
+ u32 grbm_reset = 0;
+
+ if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE))
+ return 0;
+
+ dev_info(rdev->dev, "GPU softreset \n");
+ dev_info(rdev->dev, " GRBM_STATUS=0x%08X\n",
+ RREG32(GRBM_STATUS));
+ dev_info(rdev->dev, " GRBM_STATUS_SE0=0x%08X\n",
+ RREG32(GRBM_STATUS_SE0));
+ dev_info(rdev->dev, " GRBM_STATUS_SE1=0x%08X\n",
+ RREG32(GRBM_STATUS_SE1));
+ dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n",
+ RREG32(SRBM_STATUS));
+ evergreen_mc_stop(rdev, &save);
+ if (evergreen_mc_wait_for_idle(rdev)) {
+ dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
+ }
+ /* Disable CP parsing/prefetching */
+ WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT);
+
+ /* reset all the gfx blocks */
+ grbm_reset = (SOFT_RESET_CP |
+ SOFT_RESET_CB |
+ SOFT_RESET_DB |
+ SOFT_RESET_GDS |
+ SOFT_RESET_PA |
+ SOFT_RESET_SC |
+ SOFT_RESET_SPI |
+ SOFT_RESET_SH |
+ SOFT_RESET_SX |
+ SOFT_RESET_TC |
+ SOFT_RESET_TA |
+ SOFT_RESET_VGT |
+ SOFT_RESET_IA);
+
+ dev_info(rdev->dev, " GRBM_SOFT_RESET=0x%08X\n", grbm_reset);
+ WREG32(GRBM_SOFT_RESET, grbm_reset);
+ (void)RREG32(GRBM_SOFT_RESET);
+ udelay(50);
+ WREG32(GRBM_SOFT_RESET, 0);
+ (void)RREG32(GRBM_SOFT_RESET);
+ /* Wait a little for things to settle down */
+ udelay(50);
+ dev_info(rdev->dev, " GRBM_STATUS=0x%08X\n",
+ RREG32(GRBM_STATUS));
+ dev_info(rdev->dev, " GRBM_STATUS_SE0=0x%08X\n",
+ RREG32(GRBM_STATUS_SE0));
+ dev_info(rdev->dev, " GRBM_STATUS_SE1=0x%08X\n",
+ RREG32(GRBM_STATUS_SE1));
+ dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n",
+ RREG32(SRBM_STATUS));
+ evergreen_mc_resume(rdev, &save);
+ return 0;
+}
+
+int cayman_asic_reset(struct radeon_device *rdev)
+{
+ return cayman_gpu_soft_reset(rdev);
+}
+
+static int cayman_startup(struct radeon_device *rdev)
+{
+ int r;
+
+ if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) {
+ r = ni_init_microcode(rdev);
+ if (r) {
+ DRM_ERROR("Failed to load firmware!\n");
+ return r;
+ }
+ }
+ r = ni_mc_load_microcode(rdev);
+ if (r) {
+ DRM_ERROR("Failed to load MC firmware!\n");
+ return r;
+ }
+
+ evergreen_mc_program(rdev);
+ r = cayman_pcie_gart_enable(rdev);
+ if (r)
+ return r;
+ cayman_gpu_init(rdev);
+
+#if 0
+ r = cayman_blit_init(rdev);
+ if (r) {
+ cayman_blit_fini(rdev);
+ rdev->asic->copy = NULL;
+ dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
+ }
+#endif
+
+ /* allocate wb buffer */
+ r = radeon_wb_init(rdev);
+ if (r)
+ return r;
+
+ /* Enable IRQ */
+ r = r600_irq_init(rdev);
+ if (r) {
+ DRM_ERROR("radeon: IH init failed (%d).\n", r);
+ radeon_irq_kms_fini(rdev);
+ return r;
+ }
+ evergreen_irq_set(rdev);
+
+ r = radeon_ring_init(rdev, rdev->cp.ring_size);
+ if (r)
+ return r;
+ r = cayman_cp_load_microcode(rdev);
+ if (r)
+ return r;
+ r = cayman_cp_resume(rdev);
+ if (r)
+ return r;
+
+ return 0;
+}
+
+int cayman_resume(struct radeon_device *rdev)
+{
+ int r;
+
+ /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
+ * posting will perform necessary task to bring back GPU into good
+ * shape.
+ */
+ /* post card */
+ atom_asic_init(rdev->mode_info.atom_context);
+
+ r = cayman_startup(rdev);
+ if (r) {
+ DRM_ERROR("cayman startup failed on resume\n");
+ return r;
+ }
+
+ r = r600_ib_test(rdev);
+ if (r) {
+ DRM_ERROR("radeon: failled testing IB (%d).\n", r);
+ return r;
+ }
+
+ return r;
+
+}
+
+int cayman_suspend(struct radeon_device *rdev)
+{
+ /* int r; */
+
+ /* FIXME: we should wait for ring to be empty */
+ cayman_cp_enable(rdev, false);
+ rdev->cp.ready = false;
+ evergreen_irq_suspend(rdev);
+ radeon_wb_disable(rdev);
+ cayman_pcie_gart_disable(rdev);
+
+#if 0
+ /* unpin shaders bo */
+ r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
+ if (likely(r == 0)) {
+ radeon_bo_unpin(rdev->r600_blit.shader_obj);
+ radeon_bo_unreserve(rdev->r600_blit.shader_obj);
+ }
+#endif
+ return 0;
+}
+
+/* Plan is to move initialization in that function and use
+ * helper function so that radeon_device_init pretty much
+ * do nothing more than calling asic specific function. This
+ * should also allow to remove a bunch of callback function
+ * like vram_info.
+ */
+int cayman_init(struct radeon_device *rdev)
+{
+ int r;
+
+ /* This don't do much */
+ r = radeon_gem_init(rdev);
+ if (r)
+ return r;
+ /* Read BIOS */
+ if (!radeon_get_bios(rdev)) {
+ if (ASIC_IS_AVIVO(rdev))
+ return -EINVAL;
+ }
+ /* Must be an ATOMBIOS */
+ if (!rdev->is_atom_bios) {
+ dev_err(rdev->dev, "Expecting atombios for cayman GPU\n");
+ return -EINVAL;
+ }
+ r = radeon_atombios_init(rdev);
+ if (r)
+ return r;
+
+ /* Post card if necessary */
+ if (!radeon_card_posted(rdev)) {
+ if (!rdev->bios) {
+ dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
+ return -EINVAL;
+ }
+ DRM_INFO("GPU not posted. posting now...\n");
+ atom_asic_init(rdev->mode_info.atom_context);
+ }
+ /* Initialize scratch registers */
+ r600_scratch_init(rdev);
+ /* Initialize surface registers */
+ radeon_surface_init(rdev);
+ /* Initialize clocks */
+ radeon_get_clock_info(rdev->ddev);
+ /* Fence driver */
+ r = radeon_fence_driver_init(rdev);
+ if (r)
+ return r;
+ /* initialize memory controller */
+ r = evergreen_mc_init(rdev);
+ if (r)
+ return r;
+ /* Memory manager */
+ r = radeon_bo_init(rdev);
+ if (r)
+ return r;
+
+ r = radeon_irq_kms_init(rdev);
+ if (r)
+ return r;
+
+ rdev->cp.ring_obj = NULL;
+ r600_ring_init(rdev, 1024 * 1024);
+
+ rdev->ih.ring_obj = NULL;
+ r600_ih_ring_init(rdev, 64 * 1024);
+
+ r = r600_pcie_gart_init(rdev);
+ if (r)
+ return r;
+
+ rdev->accel_working = true;
+ r = cayman_startup(rdev);
+ if (r) {
+ dev_err(rdev->dev, "disabling GPU acceleration\n");
+ cayman_cp_fini(rdev);
+ r600_irq_fini(rdev);
+ radeon_wb_fini(rdev);
+ radeon_irq_kms_fini(rdev);
+ cayman_pcie_gart_fini(rdev);
+ rdev->accel_working = false;
+ }
+ if (rdev->accel_working) {
+ r = radeon_ib_pool_init(rdev);
+ if (r) {
+ DRM_ERROR("radeon: failed initializing IB pool (%d).\n", r);
+ rdev->accel_working = false;
+ }
+ r = r600_ib_test(rdev);
+ if (r) {
+ DRM_ERROR("radeon: failed testing IB (%d).\n", r);
+ rdev->accel_working = false;
+ }
+ }
+
+ /* Don't start up if the MC ucode is missing.
+ * The default clocks and voltages before the MC ucode
+ * is loaded are not suffient for advanced operations.
+ */
+ if (!rdev->mc_fw) {
+ DRM_ERROR("radeon: MC ucode required for NI+.\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+void cayman_fini(struct radeon_device *rdev)
+{
+ /* cayman_blit_fini(rdev); */
+ cayman_cp_fini(rdev);
+ r600_irq_fini(rdev);
+ radeon_wb_fini(rdev);
+ radeon_irq_kms_fini(rdev);
+ cayman_pcie_gart_fini(rdev);
+ radeon_gem_fini(rdev);
+ radeon_fence_driver_fini(rdev);
+ radeon_bo_fini(rdev);
+ radeon_atombios_fini(rdev);
+ kfree(rdev->bios);
+ rdev->bios = NULL;
+}
+
git.openpandora.org / pandora-kernel.git / blobdiff