diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/r600.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r600.c | 1802 |
1 files changed, 1732 insertions, 70 deletions
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 538cd907df6..eab31c1d6df 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -25,12 +25,45 @@ * Alex Deucher * Jerome Glisse */ +#include <linux/seq_file.h> +#include <linux/firmware.h> +#include <linux/platform_device.h> #include "drmP.h" -#include "radeon_reg.h" +#include "radeon_drm.h" #include "radeon.h" +#include "radeon_mode.h" +#include "r600d.h" +#include "avivod.h" +#include "atom.h" -/* r600,rv610,rv630,rv620,rv635,rv670 depends on : */ -void rs600_mc_disable_clients(struct radeon_device *rdev); +#define PFP_UCODE_SIZE 576 +#define PM4_UCODE_SIZE 1792 +#define R700_PFP_UCODE_SIZE 848 +#define R700_PM4_UCODE_SIZE 1360 + +/* Firmware Names */ +MODULE_FIRMWARE("radeon/R600_pfp.bin"); +MODULE_FIRMWARE("radeon/R600_me.bin"); +MODULE_FIRMWARE("radeon/RV610_pfp.bin"); +MODULE_FIRMWARE("radeon/RV610_me.bin"); +MODULE_FIRMWARE("radeon/RV630_pfp.bin"); +MODULE_FIRMWARE("radeon/RV630_me.bin"); +MODULE_FIRMWARE("radeon/RV620_pfp.bin"); +MODULE_FIRMWARE("radeon/RV620_me.bin"); +MODULE_FIRMWARE("radeon/RV635_pfp.bin"); +MODULE_FIRMWARE("radeon/RV635_me.bin"); +MODULE_FIRMWARE("radeon/RV670_pfp.bin"); +MODULE_FIRMWARE("radeon/RV670_me.bin"); +MODULE_FIRMWARE("radeon/RS780_pfp.bin"); +MODULE_FIRMWARE("radeon/RS780_me.bin"); +MODULE_FIRMWARE("radeon/RV770_pfp.bin"); +MODULE_FIRMWARE("radeon/RV770_me.bin"); +MODULE_FIRMWARE("radeon/RV730_pfp.bin"); +MODULE_FIRMWARE("radeon/RV730_me.bin"); +MODULE_FIRMWARE("radeon/RV710_pfp.bin"); +MODULE_FIRMWARE("radeon/RV710_me.bin"); + +int r600_debugfs_mc_info_init(struct radeon_device *rdev); /* This files gather functions specifics to: * r600,rv610,rv630,rv620,rv635,rv670 @@ -39,87 +72,293 @@ void rs600_mc_disable_clients(struct radeon_device *rdev); */ int r600_mc_wait_for_idle(struct radeon_device *rdev); void r600_gpu_init(struct radeon_device *rdev); +void r600_fini(struct radeon_device *rdev); /* - * MC + * R600 PCIE GART */ -int r600_mc_init(struct radeon_device *rdev) +int r600_gart_clear_page(struct radeon_device *rdev, int i) { - uint32_t tmp; + void __iomem *ptr = (void *)rdev->gart.table.vram.ptr; + u64 pte; - r600_gpu_init(rdev); + if (i < 0 || i > rdev->gart.num_gpu_pages) + return -EINVAL; + pte = 0; + writeq(pte, ((void __iomem *)ptr) + (i * 8)); + return 0; +} - /* setup the gart before changing location so we can ask to - * discard unmapped mc request - */ - /* FIXME: disable out of gart access */ - tmp = rdev->mc.gtt_location / 4096; - tmp = REG_SET(R600_LOGICAL_PAGE_NUMBER, tmp); - WREG32(R600_MC_VM_SYSTEM_APERTURE_LOW_ADDR, tmp); - tmp = (rdev->mc.gtt_location + rdev->mc.gtt_size) / 4096; - tmp = REG_SET(R600_LOGICAL_PAGE_NUMBER, tmp); - WREG32(R600_MC_VM_SYSTEM_APERTURE_HIGH_ADDR, tmp); - - rs600_mc_disable_clients(rdev); - if (r600_mc_wait_for_idle(rdev)) { - printk(KERN_WARNING "Failed to wait MC idle while " - "programming pipes. Bad things might happen.\n"); +void r600_pcie_gart_tlb_flush(struct radeon_device *rdev) +{ + unsigned i; + u32 tmp; + + WREG32(VM_CONTEXT0_INVALIDATION_LOW_ADDR, rdev->mc.gtt_start >> 12); + WREG32(VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (rdev->mc.gtt_end - 1) >> 12); + WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1)); + for (i = 0; i < rdev->usec_timeout; i++) { + /* read MC_STATUS */ + tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE); + tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT; + if (tmp == 2) { + printk(KERN_WARNING "[drm] r600 flush TLB failed\n"); + return; + } + if (tmp) { + return; + } + udelay(1); } +} - tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1; - tmp = REG_SET(R600_MC_FB_TOP, tmp >> 24); - tmp |= REG_SET(R600_MC_FB_BASE, rdev->mc.vram_location >> 24); - WREG32(R600_MC_VM_FB_LOCATION, tmp); - tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1; - tmp = REG_SET(R600_MC_AGP_TOP, tmp >> 22); - WREG32(R600_MC_VM_AGP_TOP, tmp); - tmp = REG_SET(R600_MC_AGP_BOT, rdev->mc.gtt_location >> 22); - WREG32(R600_MC_VM_AGP_BOT, tmp); - return 0; +int r600_pcie_gart_init(struct radeon_device *rdev) +{ + int r; + + if (rdev->gart.table.vram.robj) { + WARN(1, "R600 PCIE GART already initialized.\n"); + return 0; + } + /* Initialize common gart structure */ + r = radeon_gart_init(rdev); + if (r) + return r; + rdev->gart.table_size = rdev->gart.num_gpu_pages * 8; + return radeon_gart_table_vram_alloc(rdev); } -void r600_mc_fini(struct radeon_device *rdev) +int r600_pcie_gart_enable(struct radeon_device *rdev) { - /* FIXME: implement */ + u32 tmp; + int r, i; + + 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; + + /* Setup L2 cache */ + WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING | + ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | + EFFECTIVE_L2_QUEUE_SIZE(7)); + WREG32(VM_L2_CNTL2, 0); + WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1)); + /* Setup TLB control */ + tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING | + SYSTEM_ACCESS_MODE_NOT_IN_SYS | + EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) | + ENABLE_WAIT_L2_QUERY; + WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING); + WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE); + WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE); + WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); + WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, (rdev->mc.gtt_end - 1) >> 12); + WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); + WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | + RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); + WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR, + (u32)(rdev->dummy_page.addr >> 12)); + for (i = 1; i < 7; i++) + WREG32(VM_CONTEXT0_CNTL + (i * 4), 0); + + r600_pcie_gart_tlb_flush(rdev); + rdev->gart.ready = true; + return 0; } +void r600_pcie_gart_disable(struct radeon_device *rdev) +{ + u32 tmp; + int i; -/* - * Global GPU functions - */ -void r600_errata(struct radeon_device *rdev) + /* Disable all tables */ + for (i = 0; i < 7; i++) + WREG32(VM_CONTEXT0_CNTL + (i * 4), 0); + + /* Disable L2 cache */ + WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING | + EFFECTIVE_L2_QUEUE_SIZE(7)); + WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1)); + /* Setup L1 TLB control */ + tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) | + ENABLE_WAIT_L2_QUERY; + WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp); + WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp); + if (rdev->gart.table.vram.robj) { + radeon_object_kunmap(rdev->gart.table.vram.robj); + radeon_object_unpin(rdev->gart.table.vram.robj); + } +} + +void r600_pcie_gart_fini(struct radeon_device *rdev) { - rdev->pll_errata = 0; + r600_pcie_gart_disable(rdev); + radeon_gart_table_vram_free(rdev); + radeon_gart_fini(rdev); } int r600_mc_wait_for_idle(struct radeon_device *rdev) { - /* FIXME: implement */ - return 0; + unsigned i; + u32 tmp; + + for (i = 0; i < rdev->usec_timeout; i++) { + /* read MC_STATUS */ + tmp = RREG32(R_000E50_SRBM_STATUS) & 0x3F00; + if (!tmp) + return 0; + udelay(1); + } + return -1; } -void r600_gpu_init(struct radeon_device *rdev) +static void r600_mc_resume(struct radeon_device *rdev) { - /* FIXME: implement */ -} + u32 d1vga_control, d2vga_control; + u32 vga_render_control, vga_hdp_control; + u32 d1crtc_control, d2crtc_control; + u32 new_d1grph_primary, new_d1grph_secondary; + u32 new_d2grph_primary, new_d2grph_secondary; + u64 old_vram_start; + u32 tmp; + int i, j; + /* 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(HDP_REG_COHERENCY_FLUSH_CNTL, 0); -/* - * VRAM info - */ -void r600_vram_get_type(struct radeon_device *rdev) + d1vga_control = RREG32(D1VGA_CONTROL); + d2vga_control = RREG32(D2VGA_CONTROL); + vga_render_control = RREG32(VGA_RENDER_CONTROL); + vga_hdp_control = RREG32(VGA_HDP_CONTROL); + d1crtc_control = RREG32(D1CRTC_CONTROL); + d2crtc_control = RREG32(D2CRTC_CONTROL); + old_vram_start = (u64)(RREG32(MC_VM_FB_LOCATION) & 0xFFFF) << 24; + new_d1grph_primary = RREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS); + new_d1grph_secondary = RREG32(D1GRPH_SECONDARY_SURFACE_ADDRESS); + new_d1grph_primary += rdev->mc.vram_start - old_vram_start; + new_d1grph_secondary += rdev->mc.vram_start - old_vram_start; + new_d2grph_primary = RREG32(D2GRPH_PRIMARY_SURFACE_ADDRESS); + new_d2grph_secondary = RREG32(D2GRPH_SECONDARY_SURFACE_ADDRESS); + new_d2grph_primary += rdev->mc.vram_start - old_vram_start; + new_d2grph_secondary += rdev->mc.vram_start - old_vram_start; + + /* Stop all video */ + WREG32(D1VGA_CONTROL, 0); + WREG32(D2VGA_CONTROL, 0); + WREG32(VGA_RENDER_CONTROL, 0); + WREG32(D1CRTC_UPDATE_LOCK, 1); + WREG32(D2CRTC_UPDATE_LOCK, 1); + WREG32(D1CRTC_CONTROL, 0); + WREG32(D2CRTC_CONTROL, 0); + WREG32(D1CRTC_UPDATE_LOCK, 0); + WREG32(D2CRTC_UPDATE_LOCK, 0); + + mdelay(1); + if (r600_mc_wait_for_idle(rdev)) { + printk(KERN_WARNING "[drm] MC not idle !\n"); + } + + /* Lockout access through VGA aperture*/ + WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE); + + /* Update configuration */ + WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12); + WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, (rdev->mc.vram_end - 1) >> 12); + WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0); + tmp = (((rdev->mc.vram_end - 1) >> 24) & 0xFFFF) << 16; + tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF); + WREG32(MC_VM_FB_LOCATION, tmp); + WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8)); + WREG32(HDP_NONSURFACE_INFO, (2 << 7)); + WREG32(HDP_NONSURFACE_SIZE, (rdev->mc.mc_vram_size - 1) | 0x3FF); + if (rdev->flags & RADEON_IS_AGP) { + WREG32(MC_VM_AGP_TOP, (rdev->mc.gtt_end - 1) >> 16); + WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 16); + WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22); + } else { + WREG32(MC_VM_AGP_BASE, 0); + WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF); + WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF); + } + WREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS, new_d1grph_primary); + WREG32(D1GRPH_SECONDARY_SURFACE_ADDRESS, new_d1grph_secondary); + WREG32(D2GRPH_PRIMARY_SURFACE_ADDRESS, new_d2grph_primary); + WREG32(D2GRPH_SECONDARY_SURFACE_ADDRESS, new_d2grph_secondary); + WREG32(VGA_MEMORY_BASE_ADDRESS, rdev->mc.vram_start); + + /* Unlock host access */ + WREG32(VGA_HDP_CONTROL, vga_hdp_control); + + mdelay(1); + if (r600_mc_wait_for_idle(rdev)) { + printk(KERN_WARNING "[drm] MC not idle !\n"); + } + + /* Restore video state */ + WREG32(D1CRTC_UPDATE_LOCK, 1); + WREG32(D2CRTC_UPDATE_LOCK, 1); + WREG32(D1CRTC_CONTROL, d1crtc_control); + WREG32(D2CRTC_CONTROL, d2crtc_control); + WREG32(D1CRTC_UPDATE_LOCK, 0); + WREG32(D2CRTC_UPDATE_LOCK, 0); + WREG32(D1VGA_CONTROL, d1vga_control); + WREG32(D2VGA_CONTROL, d2vga_control); + WREG32(VGA_RENDER_CONTROL, vga_render_control); + + /* we need to own VRAM, so turn off the VGA renderer here + * to stop it overwriting our objects */ + radeon_avivo_vga_render_disable(rdev); +} + +int r600_mc_init(struct radeon_device *rdev) { - uint32_t tmp; + fixed20_12 a; + u32 tmp; int chansize; + int r; + /* Get VRAM informations */ rdev->mc.vram_width = 128; rdev->mc.vram_is_ddr = true; - - tmp = RREG32(R600_RAMCFG); - if (tmp & R600_CHANSIZE_OVERRIDE) { + tmp = RREG32(RAMCFG); + if (tmp & CHANSIZE_OVERRIDE) { chansize = 16; - } else if (tmp & R600_CHANSIZE) { + } else if (tmp & CHANSIZE_MASK) { chansize = 64; } else { chansize = 32; @@ -135,36 +374,1459 @@ void r600_vram_get_type(struct radeon_device *rdev) (rdev->family == CHIP_RV635)) { rdev->mc.vram_width = 2 * chansize; } + /* Could aper size report 0 ? */ + rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0); + rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0); + /* Setup GPU memory space */ + rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE); + rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE); + if (rdev->flags & RADEON_IS_AGP) { + r = radeon_agp_init(rdev); + if (r) + return r; + /* gtt_size is setup by radeon_agp_init */ + rdev->mc.gtt_location = rdev->mc.agp_base; + tmp = 0xFFFFFFFFUL - rdev->mc.agp_base - rdev->mc.gtt_size; + /* Try to put vram before or after AGP because we + * we want SYSTEM_APERTURE to cover both VRAM and + * AGP so that GPU can catch out of VRAM/AGP access + */ + if (rdev->mc.gtt_location > rdev->mc.mc_vram_size) { + /* Enought place before */ + rdev->mc.vram_location = rdev->mc.gtt_location - + rdev->mc.mc_vram_size; + } else if (tmp > rdev->mc.mc_vram_size) { + /* Enought place after */ + rdev->mc.vram_location = rdev->mc.gtt_location + + rdev->mc.gtt_size; + } else { + /* Try to setup VRAM then AGP might not + * not work on some card + */ + rdev->mc.vram_location = 0x00000000UL; + rdev->mc.gtt_location = rdev->mc.mc_vram_size; + } + } else { + if (rdev->family == CHIP_RS780 || rdev->family == CHIP_RS880) { + rdev->mc.vram_location = (RREG32(MC_VM_FB_LOCATION) & + 0xFFFF) << 24; + rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024; + tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size; + if ((0xFFFFFFFFUL - tmp) >= rdev->mc.gtt_size) { + /* Enough place after vram */ + rdev->mc.gtt_location = tmp; + } else if (rdev->mc.vram_location >= rdev->mc.gtt_size) { + /* Enough place before vram */ + rdev->mc.gtt_location = 0; + } else { + /* Not enough place after or before shrink + * gart size + */ + if (rdev->mc.vram_location > (0xFFFFFFFFUL - tmp)) { + rdev->mc.gtt_location = 0; + rdev->mc.gtt_size = rdev->mc.vram_location; + } else { + rdev->mc.gtt_location = tmp; + rdev->mc.gtt_size = 0xFFFFFFFFUL - tmp; + } + } + rdev->mc.gtt_location = rdev->mc.mc_vram_size; + } else { + rdev->mc.vram_location = 0x00000000UL; + rdev->mc.gtt_location = rdev->mc.mc_vram_size; + rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024; + } + } + rdev->mc.vram_start = rdev->mc.vram_location; + rdev->mc.vram_end = rdev->mc.vram_location + rdev->mc.mc_vram_size; + rdev->mc.gtt_start = rdev->mc.gtt_location; + rdev->mc.gtt_end = rdev->mc.gtt_location + rdev->mc.gtt_size; + /* FIXME: we should enforce default clock in case GPU is not in + * default setup + */ + a.full = rfixed_const(100); + rdev->pm.sclk.full = rfixed_const(rdev->clock.default_sclk); + rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a); + return 0; } -void r600_vram_info(struct radeon_device *rdev) +/* We doesn't check that the GPU really needs a reset we simply do the + * reset, it's up to the caller to determine if the GPU needs one. We + * might add an helper function to check that. + */ +int r600_gpu_soft_reset(struct radeon_device *rdev) { - r600_vram_get_type(rdev); - rdev->mc.real_vram_size = RREG32(R600_CONFIG_MEMSIZE); - rdev->mc.mc_vram_size = rdev->mc.real_vram_size; + u32 grbm_busy_mask = S_008010_VC_BUSY(1) | S_008010_VGT_BUSY_NO_DMA(1) | + S_008010_VGT_BUSY(1) | S_008010_TA03_BUSY(1) | + S_008010_TC_BUSY(1) | S_008010_SX_BUSY(1) | + S_008010_SH_BUSY(1) | S_008010_SPI03_BUSY(1) | + S_008010_SMX_BUSY(1) | S_008010_SC_BUSY(1) | + S_008010_PA_BUSY(1) | S_008010_DB03_BUSY(1) | + S_008010_CR_BUSY(1) | S_008010_CB03_BUSY(1) | + S_008010_GUI_ACTIVE(1); + u32 grbm2_busy_mask = S_008014_SPI0_BUSY(1) | S_008014_SPI1_BUSY(1) | + S_008014_SPI2_BUSY(1) | S_008014_SPI3_BUSY(1) | + S_008014_TA0_BUSY(1) | S_008014_TA1_BUSY(1) | + S_008014_TA2_BUSY(1) | S_008014_TA3_BUSY(1) | + S_008014_DB0_BUSY(1) | S_008014_DB1_BUSY(1) | + S_008014_DB2_BUSY(1) | S_008014_DB3_BUSY(1) | + S_008014_CB0_BUSY(1) | S_008014_CB1_BUSY(1) | + S_008014_CB2_BUSY(1) | S_008014_CB3_BUSY(1); + u32 srbm_reset = 0; - /* Could aper size report 0 ? */ - rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0); - rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0); + /* Disable CP parsing/prefetching */ + WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(0xff)); + /* Check if any of the rendering block is busy and reset it */ + if ((RREG32(R_008010_GRBM_STATUS) & grbm_busy_mask) || + (RREG32(R_008014_GRBM_STATUS2) & grbm2_busy_mask)) { + WREG32(R_008020_GRBM_SOFT_RESET, S_008020_SOFT_RESET_CR(1) | + S_008020_SOFT_RESET_DB(1) | + S_008020_SOFT_RESET_CB(1) | + S_008020_SOFT_RESET_PA(1) | + S_008020_SOFT_RESET_SC(1) | + S_008020_SOFT_RESET_SMX(1) | + S_008020_SOFT_RESET_SPI(1) | + S_008020_SOFT_RESET_SX(1) | + S_008020_SOFT_RESET_SH(1) | + S_008020_SOFT_RESET_TC(1) | + S_008020_SOFT_RESET_TA(1) | + S_008020_SOFT_RESET_VC(1) | + S_008020_SOFT_RESET_VGT(1)); + (void)RREG32(R_008020_GRBM_SOFT_RESET); + udelay(50); + WREG32(R_008020_GRBM_SOFT_RESET, 0); + (void)RREG32(R_008020_GRBM_SOFT_RESET); + } + /* Reset CP (we always reset CP) */ + WREG32(R_008020_GRBM_SOFT_RESET, S_008020_SOFT_RESET_CP(1)); + (void)RREG32(R_008020_GRBM_SOFT_RESET); + udelay(50); + WREG32(R_008020_GRBM_SOFT_RESET, 0); + (void)RREG32(R_008020_GRBM_SOFT_RESET); + /* Reset others GPU block if necessary */ + if (G_000E50_RLC_BUSY(RREG32(R_000E50_SRBM_STATUS))) + srbm_reset |= S_000E60_SOFT_RESET_RLC(1); + if (G_000E50_GRBM_RQ_PENDING(RREG32(R_000E50_SRBM_STATUS))) + srbm_reset |= S_000E60_SOFT_RESET_GRBM(1); + if (G_000E50_HI_RQ_PENDING(RREG32(R_000E50_SRBM_STATUS))) + srbm_reset |= S_000E60_SOFT_RESET_IH(1); + if (G_000E50_VMC_BUSY(RREG32(R_000E50_SRBM_STATUS))) + srbm_reset |= S_000E60_SOFT_RESET_VMC(1); + if (G_000E50_MCB_BUSY(RREG32(R_000E50_SRBM_STATUS))) + srbm_reset |= S_000E60_SOFT_RESET_MC(1); + if (G_000E50_MCDZ_BUSY(RREG32(R_000E50_SRBM_STATUS))) + srbm_reset |= S_000E60_SOFT_RESET_MC(1); + if (G_000E50_MCDY_BUSY(RREG32(R_000E50_SRBM_STATUS))) + srbm_reset |= S_000E60_SOFT_RESET_MC(1); + if (G_000E50_MCDX_BUSY(RREG32(R_000E50_SRBM_STATUS))) + srbm_reset |= S_000E60_SOFT_RESET_MC(1); + if (G_000E50_MCDW_BUSY(RREG32(R_000E50_SRBM_STATUS))) + srbm_reset |= S_000E60_SOFT_RESET_MC(1); + if (G_000E50_RLC_BUSY(RREG32(R_000E50_SRBM_STATUS))) + srbm_reset |= S_000E60_SOFT_RESET_RLC(1); + if (G_000E50_SEM_BUSY(RREG32(R_000E50_SRBM_STATUS))) + srbm_reset |= S_000E60_SOFT_RESET_SEM(1); + WREG32(R_000E60_SRBM_SOFT_RESET, srbm_reset); + (void)RREG32(R_000E60_SRBM_SOFT_RESET); + udelay(50); + WREG32(R_000E60_SRBM_SOFT_RESET, 0); + (void)RREG32(R_000E60_SRBM_SOFT_RESET); + /* Wait a little for things to settle down */ + udelay(50); + return 0; } +int r600_gpu_reset(struct radeon_device *rdev) +{ + return r600_gpu_soft_reset(rdev); +} + +static u32 r600_get_tile_pipe_to_backend_map(u32 num_tile_pipes, + u32 num_backends, + u32 backend_disable_mask) +{ + u32 backend_map = 0; + u32 enabled_backends_mask; + u32 enabled_backends_count; + u32 cur_pipe; + u32 swizzle_pipe[R6XX_MAX_PIPES]; + u32 cur_backend; + u32 i; + + if (num_tile_pipes > R6XX_MAX_PIPES) + num_tile_pipes = R6XX_MAX_PIPES; + if (num_tile_pipes < 1) + num_tile_pipes = 1; + if (num_backends > R6XX_MAX_BACKENDS) + num_backends = R6XX_MAX_BACKENDS; + if (num_backends < 1) + num_backends = 1; + + enabled_backends_mask = 0; + enabled_backends_count = 0; + for (i = 0; i < R6XX_MAX_BACKENDS; ++i) { + if (((backend_disable_mask >> i) & 1) == 0) { + enabled_backends_mask |= (1 << i); + ++enabled_backends_count; + } + if (enabled_backends_count == num_backends) + break; + } + + if (enabled_backends_count == 0) { + enabled_backends_mask = 1; + enabled_backends_count = 1; + } + + if (enabled_backends_count != num_backends) + num_backends = enabled_backends_count; + + memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R6XX_MAX_PIPES); + switch (num_tile_pipes) { + case 1: + swizzle_pipe[0] = 0; + break; + case 2: + swizzle_pipe[0] = 0; + swizzle_pipe[1] = 1; + break; + case 3: + swizzle_pipe[0] = 0; + swizzle_pipe[1] = 1; + swizzle_pipe[2] = 2; + break; + case 4: + swizzle_pipe[0] = 0; + swizzle_pipe[1] = 1; + swizzle_pipe[2] = 2; + swizzle_pipe[3] = 3; + break; + case 5: + swizzle_pipe[0] = 0; + swizzle_pipe[1] = 1; + swizzle_pipe[2] = 2; + swizzle_pipe[3] = 3; + swizzle_pipe[4] = 4; + break; + case 6: + swizzle_pipe[0] = 0; + swizzle_pipe[1] = 2; + swizzle_pipe[2] = 4; + swizzle_pipe[3] = 5; + swizzle_pipe[4] = 1; + swizzle_pipe[5] = 3; + break; + case 7: + 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; + break; + case 8: + 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; + } + + cur_backend = 0; + for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) { + while (((1 << cur_backend) & enabled_backends_mask) == 0) + cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS; + + backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2))); + + cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS; + } + + return backend_map; +} + +int r600_count_pipe_bits(uint32_t val) +{ + int i, ret = 0; + + for (i = 0; i < 32; i++) { + ret += val & 1; + val >>= 1; + } + return ret; +} + +void r600_gpu_init(struct radeon_device *rdev) +{ + u32 tiling_config; + u32 ramcfg; + u32 tmp; + int i, j; + u32 sq_config; + u32 sq_gpr_resource_mgmt_1 = 0; + u32 sq_gpr_resource_mgmt_2 = 0; + u32 sq_thread_resource_mgmt = 0; + u32 sq_stack_resource_mgmt_1 = 0; + u32 sq_stack_resource_mgmt_2 = 0; + + /* FIXME: implement */ + switch (rdev->family) { + case CHIP_R600: + rdev->config.r600.max_pipes = 4; + rdev->config.r600.max_tile_pipes = 8; + rdev->config.r600.max_simds = 4; + rdev->config.r600.max_backends = 4; + rdev->config.r600.max_gprs = 256; + rdev->config.r600.max_threads = 192; + rdev->config.r600.max_stack_entries = 256; + rdev->config.r600.max_hw_contexts = 8; + rdev->config.r600.max_gs_threads = 16; + rdev->config.r600.sx_max_export_size = 128; + rdev->config.r600.sx_max_export_pos_size = 16; + rdev->config.r600.sx_max_export_smx_size = 128; + rdev->config.r600.sq_num_cf_insts = 2; + break; + case CHIP_RV630: + case CHIP_RV635: + rdev->config.r600.max_pipes = 2; + rdev->config.r600.max_tile_pipes = 2; + rdev->config.r600.max_simds = 3; + rdev->config.r600.max_backends = 1; + rdev->config.r600.max_gprs = 128; + rdev->config.r600.max_threads = 192; + rdev->config.r600.max_stack_entries = 128; + rdev->config.r600.max_hw_contexts = 8; + rdev->config.r600.max_gs_threads = 4; + rdev->config.r600.sx_max_export_size = 128; + rdev->config.r600.sx_max_export_pos_size = 16; + rdev->config.r600.sx_max_export_smx_size = 128; + rdev->config.r600.sq_num_cf_insts = 2; + break; + case CHIP_RV610: + case CHIP_RV620: + case CHIP_RS780: + case CHIP_RS880: + rdev->config.r600.max_pipes = 1; + rdev->config.r600.max_tile_pipes = 1; + rdev->config.r600.max_simds = 2; + rdev->config.r600.max_backends = 1; + rdev->config.r600.max_gprs = 128; + rdev->config.r600.max_threads = 192; + rdev->config.r600.max_stack_entries = 128; + rdev->config.r600.max_hw_contexts = 4; + rdev->config.r600.max_gs_threads = 4; + rdev->config.r600.sx_max_export_size = 128; + rdev->config.r600.sx_max_export_pos_size = 16; + rdev->config.r600.sx_max_export_smx_size = 128; + rdev->config.r600.sq_num_cf_insts = 1; + break; + case CHIP_RV670: + rdev->config.r600.max_pipes = 4; + rdev->config.r600.max_tile_pipes = 4; + rdev->config.r600.max_simds = 4; + rdev->config.r600.max_backends = 4; + rdev->config.r600.max_gprs = 192; + rdev->config.r600.max_threads = 192; + rdev->config.r600.max_stack_entries = 256; + rdev->config.r600.max_hw_contexts = 8; + rdev->config.r600.max_gs_threads = 16; + rdev->config.r600.sx_max_export_size = 128; + rdev->config.r600.sx_max_export_pos_size = 16; + rdev->config.r600.sx_max_export_smx_size = 128; + rdev->config.r600.sq_num_cf_insts = 2; + break; + default: + 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)); + + /* Setup tiling */ + tiling_config = 0; + ramcfg = RREG32(RAMCFG); + switch (rdev->config.r600.max_tile_pipes) { + case 1: + tiling_config |= PIPE_TILING(0); + break; + case 2: + tiling_config |= PIPE_TILING(1); + break; + case 4: + tiling_config |= PIPE_TILING(2); + break; + case 8: + tiling_config |= PIPE_TILING(3); + break; + default: + break; + } + tiling_config |= BANK_TILING((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT); + tiling_config |= GROUP_SIZE(0); + tmp = (ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT; + if (tmp > 3) { + tiling_config |= ROW_TILING(3); + tiling_config |= SAMPLE_SPLIT(3); + } else { + tiling_config |= ROW_TILING(tmp); + tiling_config |= SAMPLE_SPLIT(tmp); + } + tiling_config |= BANK_SWAPS(1); + tmp = r600_get_tile_pipe_to_backend_map(rdev->config.r600.max_tile_pipes, + rdev->config.r600.max_backends, + (0xff << rdev->config.r600.max_backends) & 0xff); + tiling_config |= BACKEND_MAP(tmp); + WREG32(GB_TILING_CONFIG, tiling_config); + WREG32(DCP_TILING_CONFIG, tiling_config & 0xffff); + WREG32(HDP_TILING_CONFIG, tiling_config & 0xffff); + + tmp = BACKEND_DISABLE((R6XX_MAX_BACKENDS_MASK << rdev->config.r600.max_backends) & R6XX_MAX_BACKENDS_MASK); + WREG32(CC_RB_BACKEND_DISABLE, tmp); + + /* Setup pipes */ + tmp = INACTIVE_QD_PIPES((R6XX_MAX_PIPES_MASK << rdev->config.r600.max_pipes) & R6XX_MAX_PIPES_MASK); + tmp |= INACTIVE_SIMDS((R6XX_MAX_SIMDS_MASK << rdev->config.r600.max_simds) & R6XX_MAX_SIMDS_MASK); + WREG32(CC_GC_SHADER_PIPE_CONFIG, tmp); + WREG32(GC_USER_SHADER_PIPE_CONFIG, tmp); + + tmp = R6XX_MAX_BACKENDS - r600_count_pipe_bits(tmp & INACTIVE_QD_PIPES_MASK); + WREG32(VGT_OUT_DEALLOC_CNTL, (tmp * 4) & DEALLOC_DIST_MASK); + WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, ((tmp * 4) - 2) & VTX_REUSE_DEPTH_MASK); + + /* Setup some CP states */ + WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | ROQ_IB2_START(0x2b))); + WREG32(CP_MEQ_THRESHOLDS, (MEQ_END(0x40) | ROQ_END(0x40))); + + WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO | SYNC_GRADIENT | + SYNC_WALKER | SYNC_ALIGNER)); + /* Setup various GPU states */ + if (rdev->family == CHIP_RV670) + WREG32(ARB_GDEC_RD_CNTL, 0x00000021); + + tmp = RREG32(SX_DEBUG_1); + tmp |= SMX_EVENT_RELEASE; + if ((rdev->family > CHIP_R600)) + tmp |= ENABLE_NEW_SMX_ADDRESS; + WREG32(SX_DEBUG_1, tmp); + + if (((rdev->family) == CHIP_R600) || + ((rdev->family) == CHIP_RV630) || + ((rdev->family) == CHIP_RV610) || + ((rdev->family) == CHIP_RV620) || + ((rdev->family) == CHIP_RS780)) { + WREG32(DB_DEBUG, PREZ_MUST_WAIT_FOR_POSTZ_DONE); + } else { + WREG32(DB_DEBUG, 0); + } + WREG32(DB_WATERMARKS, (DEPTH_FREE(4) | DEPTH_CACHELINE_FREE(16) | + DEPTH_FLUSH(16) | DEPTH_PENDING_FREE(4))); + + WREG32(PA_SC_MULTI_CHIP_CNTL, 0); + WREG32(VGT_NUM_INSTANCES, 0); + + WREG32(SPI_CONFIG_CNTL, GPR_WRITE_PRIORITY(0)); + WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(0)); + + tmp = RREG32(SQ_MS_FIFO_SIZES); + if (((rdev->family) == CHIP_RV610) || + ((rdev->family) == CHIP_RV620) || + ((rdev->family) == CHIP_RS780)) { + tmp = (CACHE_FIFO_SIZE(0xa) | + FETCH_FIFO_HIWATER(0xa) | + DONE_FIFO_HIWATER(0xe0) | + ALU_UPDATE_FIFO_HIWATER(0x8)); + } else if (((rdev->family) == CHIP_R600) || + ((rdev->family) == CHIP_RV630)) { + tmp &= ~DONE_FIFO_HIWATER(0xff); + tmp |= DONE_FIFO_HIWATER(0x4); + } + WREG32(SQ_MS_FIFO_SIZES, tmp); + + /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT + * should be adjusted as needed by the 2D/3D drivers. This just sets default values + */ + sq_config = RREG32(SQ_CONFIG); + sq_config &= ~(PS_PRIO(3) | + VS_PRIO(3) | + GS_PRIO(3) | + ES_PRIO(3)); + sq_config |= (DX9_CONSTS | + VC_ENABLE | + PS_PRIO(0) | + VS_PRIO(1) | + GS_PRIO(2) | + ES_PRIO(3)); + + if ((rdev->family) == CHIP_R600) { + sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(124) | + NUM_VS_GPRS(124) | + NUM_CLAUSE_TEMP_GPRS(4)); + sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(0) | + NUM_ES_GPRS(0)); + sq_thread_resource_mgmt = (NUM_PS_THREADS(136) | + NUM_VS_THREADS(48) | + NUM_GS_THREADS(4) | + NUM_ES_THREADS(4)); + sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(128) | + NUM_VS_STACK_ENTRIES(128)); + sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(0) | + NUM_ES_STACK_ENTRIES(0)); + } else if (((rdev->family) == CHIP_RV610) || + ((rdev->family) == CHIP_RV620) || + ((rdev->family) == CHIP_RS780)) { + /* no vertex cache */ + sq_config &= ~VC_ENABLE; + + sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) | + NUM_VS_GPRS(44) | + NUM_CLAUSE_TEMP_GPRS(2)); + sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) | + NUM_ES_GPRS(17)); + sq_thread_resource_mgmt = (NUM_PS_THREADS(79) | + NUM_VS_THREADS(78) | + NUM_GS_THREADS(4) | + NUM_ES_THREADS(31)); + sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) | + NUM_VS_STACK_ENTRIES(40)); + sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) | + NUM_ES_STACK_ENTRIES(16)); + } else if (((rdev->family) == CHIP_RV630) || + ((rdev->family) == CHIP_RV635)) { + sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) | + NUM_VS_GPRS(44) | + NUM_CLAUSE_TEMP_GPRS(2)); + sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(18) | + NUM_ES_GPRS(18)); + sq_thread_resource_mgmt = (NUM_PS_THREADS(79) | + NUM_VS_THREADS(78) | + NUM_GS_THREADS(4) | + NUM_ES_THREADS(31)); + sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) | + NUM_VS_STACK_ENTRIES(40)); + sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) | + NUM_ES_STACK_ENTRIES(16)); + } else if ((rdev->family) == CHIP_RV670) { + sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) | + NUM_VS_GPRS(44) | + NUM_CLAUSE_TEMP_GPRS(2)); + sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) | + NUM_ES_GPRS(17)); + sq_thread_resource_mgmt = (NUM_PS_THREADS(79) | + NUM_VS_THREADS(78) | + NUM_GS_THREADS(4) | + NUM_ES_THREADS(31)); + sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(64) | + NUM_VS_STACK_ENTRIES(64)); + sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(64) | + NUM_ES_STACK_ENTRIES(64)); + } + + WREG32(SQ_CONFIG, sq_config); + WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1); + WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2); + WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt); + WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1); + WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2); + + if (((rdev->family) == CHIP_RV610) || + ((rdev->family) == CHIP_RV620) || + ((rdev->family) == CHIP_RS780)) { + WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(TC_ONLY)); + } else { + WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC)); + } + + /* More default values. 2D/3D driver should adjust as needed */ + WREG32(PA_SC_AA_SAMPLE_LOCS_2S, (S0_X(0xc) | S0_Y(0x4) | + S1_X(0x4) | S1_Y(0xc))); + WREG32(PA_SC_AA_SAMPLE_LOCS_4S, (S0_X(0xe) | S0_Y(0xe) | + S1_X(0x2) | S1_Y(0x2) | + S2_X(0xa) | S2_Y(0x6) | + S3_X(0x6) | S3_Y(0xa))); + WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD0, (S0_X(0xe) | S0_Y(0xb) | + S1_X(0x4) | S1_Y(0xc) | + S2_X(0x1) | S2_Y(0x6) | + S3_X(0xa) | S3_Y(0xe))); + WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD1, (S4_X(0x6) | S4_Y(0x1) | + S5_X(0x0) | S5_Y(0x0) | + S6_X(0xb) | S6_Y(0x4) | + S7_X(0x7) | S7_Y(0x8))); + + WREG32(VGT_STRMOUT_EN, 0); + tmp = rdev->config.r600.max_pipes * 16; + switch (rdev->family) { + case CHIP_RV610: + case CHIP_RS780: + case CHIP_RV620: + tmp += 32; + break; + case CHIP_RV670: + tmp += 128; + break; + default: + break; + } + if (tmp > 256) { + tmp = 256; + } + WREG32(VGT_ES_PER_GS, 128); + WREG32(VGT_GS_PER_ES, tmp); + WREG32(VGT_GS_PER_VS, 2); + WREG32(VGT_GS_VERTEX_REUSE, 16); + + /* more default values. 2D/3D driver should adjust as needed */ + WREG32(PA_SC_LINE_STIPPLE_STATE, 0); + WREG32(VGT_STRMOUT_EN, 0); + WREG32(SX_MISC, 0); + WREG32(PA_SC_MODE_CNTL, 0); + WREG32(PA_SC_AA_CONFIG, 0); + WREG32(PA_SC_LINE_STIPPLE, 0); + WREG32(SPI_INPUT_Z, 0); + WREG32(SPI_PS_IN_CONTROL_0, NUM_INTERP(2)); + WREG32(CB_COLOR7_FRAG, 0); + + /* Clear render buffer base addresses */ + WREG32(CB_COLOR0_BASE, 0); + WREG32(CB_COLOR1_BASE, 0); + WREG32(CB_COLOR2_BASE, 0); + WREG32(CB_COLOR3_BASE, 0); + WREG32(CB_COLOR4_BASE, 0); + WREG32(CB_COLOR5_BASE, 0); + WREG32(CB_COLOR6_BASE, 0); + WREG32(CB_COLOR7_BASE, 0); + WREG32(CB_COLOR7_FRAG, 0); + + switch (rdev->family) { + case CHIP_RV610: + case CHIP_RS780: + case CHIP_RV620: + tmp = TC_L2_SIZE(8); + break; + case CHIP_RV630: + case CHIP_RV635: + tmp = TC_L2_SIZE(4); + break; + case CHIP_R600: + tmp = TC_L2_SIZE(0) | L2_DISABLE_LATE_HIT; + break; + default: + tmp = TC_L2_SIZE(0); + break; + } + WREG32(TC_CNTL, tmp); + + tmp = RREG32(HDP_HOST_PATH_CNTL); + WREG32(HDP_HOST_PATH_CNTL, tmp); + + tmp = RREG32(ARB_POP); + tmp |= ENABLE_TC128; + WREG32(ARB_POP, tmp); + + WREG32(PA_SC_MULTI_CHIP_CNTL, 0); + WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA | + NUM_CLIP_SEQ(3))); + WREG32(PA_SC_ENHANCE, FORCE_EOV_MAX_CLK_CNT(4095)); +} + + /* * Indirect registers accessor */ -uint32_t r600_pciep_rreg(struct radeon_device *rdev, uint32_t reg) +u32 r600_pciep_rreg(struct radeon_device *rdev, u32 reg) { - uint32_t r; + u32 r; - WREG32(R600_PCIE_PORT_INDEX, ((reg) & 0xff)); - (void)RREG32(R600_PCIE_PORT_INDEX); - r = RREG32(R600_PCIE_PORT_DATA); + WREG32(PCIE_PORT_INDEX, ((reg) & 0xff)); + (void)RREG32(PCIE_PORT_INDEX); + r = RREG32(PCIE_PORT_DATA); return r; } -void r600_pciep_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) +void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v) { - WREG32(R600_PCIE_PORT_INDEX, ((reg) & 0xff)); - (void)RREG32(R600_PCIE_PORT_INDEX); - WREG32(R600_PCIE_PORT_DATA, (v)); - (void)RREG32(R600_PCIE_PORT_DATA); + WREG32(PCIE_PORT_INDEX, ((reg) & 0xff)); + (void)RREG32(PCIE_PORT_INDEX); + WREG32(PCIE_PORT_DATA, (v)); + (void)RREG32(PCIE_PORT_DATA); +} + + +/* + * CP & Ring + */ +void r600_cp_stop(struct radeon_device *rdev) +{ + WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1)); +} + +int r600_cp_init_microcode(struct radeon_device *rdev) +{ + struct platform_device *pdev; + const char *chip_name; + size_t pfp_req_size, me_req_size; + char fw_name[30]; + int err; + + DRM_DEBUG("\n"); + + pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0); + err = IS_ERR(pdev); + if (err) { + printk(KERN_ERR "radeon_cp: Failed to register firmware\n"); + return -EINVAL; + } + + switch (rdev->family) { + case CHIP_R600: chip_name = "R600"; break; + case CHIP_RV610: chip_name = "RV610"; break; + case CHIP_RV630: chip_name = "RV630"; break; + case CHIP_RV620: chip_name = "RV620"; break; + case CHIP_RV635: chip_name = "RV635"; break; + case CHIP_RV670: chip_name = "RV670"; break; + case CHIP_RS780: + case CHIP_RS880: chip_name = "RS780"; break; + case CHIP_RV770: chip_name = "RV770"; break; + case CHIP_RV730: + case CHIP_RV740: chip_name = "RV730"; break; + case CHIP_RV710: chip_name = "RV710"; break; + default: BUG(); + } + + if (rdev->family >= CHIP_RV770) { + pfp_req_size = R700_PFP_UCODE_SIZE * 4; + me_req_size = R700_PM4_UCODE_SIZE * 4; + } else { + pfp_req_size = PFP_UCODE_SIZE * 4; + me_req_size = PM4_UCODE_SIZE * 12; + } + + DRM_INFO("Loading %s CP Microcode\n", chip_name); + + snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name); + err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev); + if (err) + goto out; + if (rdev->pfp_fw->size != pfp_req_size) { + printk(KERN_ERR + "r600_cp: Bogus length %zu in firmware \"%s\"\n", + rdev->pfp_fw->size, fw_name); + err = -EINVAL; + goto out; + } + + snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name); + err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev); + if (err) + goto out; + if (rdev->me_fw->size != me_req_size) { + printk(KERN_ERR + "r600_cp: Bogus length %zu in firmware \"%s\"\n", + rdev->me_fw->size, fw_name); + err = -EINVAL; + } +out: + platform_device_unregister(pdev); + + if (err) { + if (err != -EINVAL) + printk(KERN_ERR + "r600_cp: Failed to load firmware \"%s\"\n", + fw_name); + release_firmware(rdev->pfp_fw); + rdev->pfp_fw = NULL; + release_firmware(rdev->me_fw); + rdev->me_fw = NULL; + } + return err; +} + +static int r600_cp_load_microcode(struct radeon_device *rdev) +{ + const __be32 *fw_data; + int i; + + if (!rdev->me_fw || !rdev->pfp_fw) + return -EINVAL; + + r600_cp_stop(rdev); + + WREG32(CP_RB_CNTL, RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3)); + + /* Reset cp */ + WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP); + RREG32(GRBM_SOFT_RESET); + mdelay(15); + WREG32(GRBM_SOFT_RESET, 0); + + WREG32(CP_ME_RAM_WADDR, 0); + + fw_data = (const __be32 *)rdev->me_fw->data; + WREG32(CP_ME_RAM_WADDR, 0); + for (i = 0; i < PM4_UCODE_SIZE * 3; i++) + WREG32(CP_ME_RAM_DATA, + be32_to_cpup(fw_data++)); + + fw_data = (const __be32 *)rdev->pfp_fw->data; + WREG32(CP_PFP_UCODE_ADDR, 0); + for (i = 0; i < PFP_UCODE_SIZE; i++) + WREG32(CP_PFP_UCODE_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; +} + +int r600_cp_start(struct radeon_device *rdev) +{ + int r; + uint32_t cp_me; + + 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); + if (rdev->family < CHIP_RV770) { + radeon_ring_write(rdev, 0x3); + radeon_ring_write(rdev, rdev->config.r600.max_hw_contexts - 1); + } else { + radeon_ring_write(rdev, 0x0); + radeon_ring_write(rdev, rdev->config.rv770.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); + + cp_me = 0xff; + WREG32(R_0086D8_CP_ME_CNTL, cp_me); + return 0; +} + +int r600_cp_resume(struct radeon_device *rdev) +{ + u32 tmp; + u32 rb_bufsz; + int r; + + /* Reset cp */ + WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP); + RREG32(GRBM_SOFT_RESET); + mdelay(15); + WREG32(GRBM_SOFT_RESET, 0); + + /* Set ring buffer size */ + rb_bufsz = drm_order(rdev->cp.ring_size / 8); +#ifdef __BIG_ENDIAN + WREG32(CP_RB_CNTL, BUF_SWAP_32BIT | RB_NO_UPDATE | + (drm_order(4096/8) << 8) | rb_bufsz); +#else + WREG32(CP_RB_CNTL, RB_NO_UPDATE | (drm_order(4096/8) << 8) | rb_bufsz); +#endif + WREG32(CP_SEM_WAIT_TIMER, 0x4); + + /* Set the write pointer delay */ + WREG32(CP_RB_WPTR_DELAY, 0); + + /* Initialize the ring buffer's read and write pointers */ + tmp = RREG32(CP_RB_CNTL); + WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA); + WREG32(CP_RB_RPTR_WR, 0); + WREG32(CP_RB_WPTR, 0); + WREG32(CP_RB_RPTR_ADDR, rdev->cp.gpu_addr & 0xFFFFFFFF); + WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->cp.gpu_addr)); + mdelay(1); + WREG32(CP_RB_CNTL, tmp); + + WREG32(CP_RB_BASE, rdev->cp.gpu_addr >> 8); + WREG32(CP_DEBUG, (1 << 27) | (1 << 28)); + + rdev->cp.rptr = RREG32(CP_RB_RPTR); + rdev->cp.wptr = RREG32(CP_RB_WPTR); + + r600_cp_start(rdev); + rdev->cp.ready = true; + r = radeon_ring_test(rdev); + if (r) { + rdev->cp.ready = false; + return r; + } + return 0; +} + +void r600_cp_commit(struct radeon_device *rdev) +{ + WREG32(CP_RB_WPTR, rdev->cp.wptr); + (void)RREG32(CP_RB_WPTR); +} + +void r600_ring_init(struct radeon_device *rdev, unsigned ring_size) +{ + u32 rb_bufsz; + + /* Align ring size */ + rb_bufsz = drm_order(ring_size / 8); + ring_size = (1 << (rb_bufsz + 1)) * 4; + rdev->cp.ring_size = ring_size; + rdev->cp.align_mask = 16 - 1; +} + + +/* + * GPU scratch registers helpers function. + */ +void r600_scratch_init(struct radeon_device *rdev) +{ + int i; + + rdev->scratch.num_reg = 7; + for (i = 0; i < rdev->scratch.num_reg; i++) { + rdev->scratch.free[i] = true; + rdev->scratch.reg[i] = SCRATCH_REG0 + (i * 4); + } +} + +int r600_ring_test(struct radeon_device *rdev) +{ + uint32_t scratch; + uint32_t tmp = 0; + unsigned i; + int r; + + r = radeon_scratch_get(rdev, &scratch); + if (r) { + DRM_ERROR("radeon: cp failed to get scratch reg (%d).\n", r); + return r; + } + WREG32(scratch, 0xCAFEDEAD); + r = radeon_ring_lock(rdev, 3); + if (r) { + DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); + radeon_scratch_free(rdev, scratch); + return r; + } + radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1)); + radeon_ring_write(rdev, ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2)); + radeon_ring_write(rdev, 0xDEADBEEF); + radeon_ring_unlock_commit(rdev); + for (i = 0; i < rdev->usec_timeout; i++) { + tmp = RREG32(scratch); + if (tmp == 0xDEADBEEF) + break; + DRM_UDELAY(1); + } + if (i < rdev->usec_timeout) { + DRM_INFO("ring test succeeded in %d usecs\n", i); + } else { + DRM_ERROR("radeon: ring test failed (scratch(0x%04X)=0x%08X)\n", + scratch, tmp); + r = -EINVAL; + } + radeon_scratch_free(rdev, scratch); + return r; +} + +/* + * Writeback + */ +int r600_wb_init(struct radeon_device *rdev) +{ + int r; + + if (rdev->wb.wb_obj == NULL) { + r = radeon_object_create(rdev, NULL, 4096, + true, + RADEON_GEM_DOMAIN_GTT, + false, &rdev->wb.wb_obj); + if (r) { + DRM_ERROR("radeon: failed to create WB buffer (%d).\n", r); + return r; + } + r = radeon_object_pin(rdev->wb.wb_obj, + RADEON_GEM_DOMAIN_GTT, + &rdev->wb.gpu_addr); + if (r) { + DRM_ERROR("radeon: failed to pin WB buffer (%d).\n", r); + return r; + } + r = radeon_object_kmap(rdev->wb.wb_obj, (void **)&rdev->wb.wb); + if (r) { + DRM_ERROR("radeon: failed to map WB buffer (%d).\n", r); + return r; + } + } + WREG32(SCRATCH_ADDR, (rdev->wb.gpu_addr >> 8) & 0xFFFFFFFF); + WREG32(CP_RB_RPTR_ADDR, (rdev->wb.gpu_addr + 1024) & 0xFFFFFFFC); + WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + 1024) & 0xFF); + WREG32(SCRATCH_UMSK, 0xff); + return 0; +} + +void r600_wb_fini(struct radeon_device *rdev) +{ + if (rdev->wb.wb_obj) { + radeon_object_kunmap(rdev->wb.wb_obj); + radeon_object_unpin(rdev->wb.wb_obj); + radeon_object_unref(&rdev->wb.wb_obj); + rdev->wb.wb = NULL; + rdev->wb.wb_obj = NULL; + } +} + + +/* + * CS + */ +void r600_fence_ring_emit(struct radeon_device *rdev, + struct radeon_fence *fence) +{ + /* Emit fence sequence & fire IRQ */ + radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1)); + radeon_ring_write(rdev, ((rdev->fence_drv.scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2)); + radeon_ring_write(rdev, fence->seq); +} + +int r600_copy_dma(struct radeon_device *rdev, + uint64_t src_offset, + uint64_t dst_offset, + unsigned num_pages, + struct radeon_fence *fence) +{ + /* FIXME: implement */ + return 0; +} + +int r600_copy_blit(struct radeon_device *rdev, + uint64_t src_offset, uint64_t dst_offset, + unsigned num_pages, struct radeon_fence *fence) +{ + r600_blit_prepare_copy(rdev, num_pages * 4096); + r600_kms_blit_copy(rdev, src_offset, dst_offset, num_pages * 4096); + r600_blit_done_copy(rdev, fence); + return 0; +} + +int r600_irq_process(struct radeon_device *rdev) +{ + /* FIXME: implement */ + return 0; +} + +int r600_irq_set(struct radeon_device *rdev) +{ + /* FIXME: implement */ + return 0; +} + +int r600_set_surface_reg(struct radeon_device *rdev, int reg, + uint32_t tiling_flags, uint32_t pitch, + uint32_t offset, uint32_t obj_size) +{ + /* FIXME: implement */ + return 0; +} + +void r600_clear_surface_reg(struct radeon_device *rdev, int reg) +{ + /* FIXME: implement */ +} + + +bool r600_card_posted(struct radeon_device *rdev) +{ + uint32_t reg; + + /* first check CRTCs */ + reg = RREG32(D1CRTC_CONTROL) | + RREG32(D2CRTC_CONTROL); + if (reg & CRTC_EN) + return true; + + /* then check MEM_SIZE, in case the crtcs are off */ + if (RREG32(CONFIG_MEMSIZE)) + return true; + + return false; +} + +int r600_startup(struct radeon_device *rdev) +{ + int r; + + r600_gpu_reset(rdev); + r600_mc_resume(rdev); + r = r600_pcie_gart_enable(rdev); + if (r) + return r; + r600_gpu_init(rdev); + + r = radeon_object_pin(rdev->r600_blit.shader_obj, RADEON_GEM_DOMAIN_VRAM, + &rdev->r600_blit.shader_gpu_addr); + if (r) { + DRM_ERROR("failed to pin blit object %d\n", r); + return r; + } + + r = radeon_ring_init(rdev, rdev->cp.ring_size); + if (r) + return r; + r = r600_cp_load_microcode(rdev); + if (r) + return r; + r = r600_cp_resume(rdev); + if (r) + return r; + r = r600_wb_init(rdev); + if (r) + return r; + return 0; +} + +void r600_vga_set_state(struct radeon_device *rdev, bool state) +{ + uint32_t temp; + + temp = RREG32(CONFIG_CNTL); + if (state == false) { + temp &= ~(1<<0); + temp |= (1<<1); + } else { + temp &= ~(1<<1); + } + WREG32(CONFIG_CNTL, temp); +} + +int r600_resume(struct radeon_device *rdev) +{ + int r; + + if (radeon_gpu_reset(rdev)) { + /* FIXME: what do we want to do here ? */ + } + /* post card */ + if (rdev->is_atom_bios) { + atom_asic_init(rdev->mode_info.atom_context); + } else { + radeon_combios_asic_init(rdev->ddev); + } + /* Initialize clocks */ + r = radeon_clocks_init(rdev); + if (r) { + return r; + } + + r = r600_startup(rdev); + if (r) { + DRM_ERROR("r600 startup failed on resume\n"); + return r; + } + + r = radeon_ib_test(rdev); + if (r) { + DRM_ERROR("radeon: failled testing IB (%d).\n", r); + return r; + } + return r; +} + + +int r600_suspend(struct radeon_device *rdev) +{ + /* FIXME: we should wait for ring to be empty */ + r600_cp_stop(rdev); + rdev->cp.ready = false; + + r600_pcie_gart_disable(rdev); + /* unpin shaders bo */ + radeon_object_unpin(rdev->r600_blit.shader_obj); + 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 r600_init(struct radeon_device *rdev) +{ + int r; + + rdev->new_init_path = true; + r = radeon_dummy_page_init(rdev); + if (r) + return r; + if (r600_debugfs_mc_info_init(rdev)) { + DRM_ERROR("Failed to register debugfs file for mc !\n"); + } + /* 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) + return -EINVAL; + r = radeon_atombios_init(rdev); + if (r) + return r; + /* Post card if necessary */ + if (!r600_card_posted(rdev) && rdev->bios) { + 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); + radeon_get_clock_info(rdev->ddev); + r = radeon_clocks_init(rdev); + if (r) + return r; + /* Fence driver */ + r = radeon_fence_driver_init(rdev); + if (r) + return r; + r = r600_mc_init(rdev); + if (r) { + if (rdev->flags & RADEON_IS_AGP) { + /* Retry with disabling AGP */ + r600_fini(rdev); + rdev->flags &= ~RADEON_IS_AGP; + return r600_init(rdev); + } + return r; + } + /* Memory manager */ + r = radeon_object_init(rdev); + if (r) + return r; + rdev->cp.ring_obj = NULL; + r600_ring_init(rdev, 1024 * 1024); + + if (!rdev->me_fw || !rdev->pfp_fw) { + r = r600_cp_init_microcode(rdev); + if (r) { + DRM_ERROR("Failed to load firmware!\n"); + return r; + } + } + + r = r600_pcie_gart_init(rdev); + if (r) + return r; + + rdev->accel_working = true; + r = r600_blit_init(rdev); + if (r) { + DRM_ERROR("radeon: failled blitter (%d).\n", r); + return r; + } + + r = r600_startup(rdev); + if (r) { + if (rdev->flags & RADEON_IS_AGP) { + /* Retry with disabling AGP */ + r600_fini(rdev); + rdev->flags &= ~RADEON_IS_AGP; + return r600_init(rdev); + } + rdev->accel_working = false; + } + if (rdev->accel_working) { + r = radeon_ib_pool_init(rdev); + if (r) { + DRM_ERROR("radeon: failled initializing IB pool (%d).\n", r); + rdev->accel_working = false; + } + r = radeon_ib_test(rdev); + if (r) { + DRM_ERROR("radeon: failled testing IB (%d).\n", r); + rdev->accel_working = false; + } + } + return 0; +} + +void r600_fini(struct radeon_device *rdev) +{ + /* Suspend operations */ + r600_suspend(rdev); + + r600_blit_fini(rdev); + radeon_ring_fini(rdev); + r600_pcie_gart_fini(rdev); + radeon_gem_fini(rdev); + radeon_fence_driver_fini(rdev); + radeon_clocks_fini(rdev); +#if __OS_HAS_AGP + if (rdev->flags & RADEON_IS_AGP) + radeon_agp_fini(rdev); +#endif + radeon_object_fini(rdev); + if (rdev->is_atom_bios) + radeon_atombios_fini(rdev); + else + radeon_combios_fini(rdev); + kfree(rdev->bios); + rdev->bios = NULL; + radeon_dummy_page_fini(rdev); +} + + +/* + * CS stuff + */ +void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib) +{ + /* FIXME: implement */ + radeon_ring_write(rdev, PACKET3(PACKET3_INDIRECT_BUFFER, 2)); + radeon_ring_write(rdev, ib->gpu_addr & 0xFFFFFFFC); + radeon_ring_write(rdev, upper_32_bits(ib->gpu_addr) & 0xFF); + radeon_ring_write(rdev, ib->length_dw); +} + +int r600_ib_test(struct radeon_device *rdev) +{ + struct radeon_ib *ib; + uint32_t scratch; + uint32_t tmp = 0; + unsigned i; + int r; + + r = radeon_scratch_get(rdev, &scratch); + if (r) { + DRM_ERROR("radeon: failed to get scratch reg (%d).\n", r); + return r; + } + WREG32(scratch, 0xCAFEDEAD); + r = radeon_ib_get(rdev, &ib); + if (r) { + DRM_ERROR("radeon: failed to get ib (%d).\n", r); + return r; + } + ib->ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1); + ib->ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2); + ib->ptr[2] = 0xDEADBEEF; + ib->ptr[3] = PACKET2(0); + ib->ptr[4] = PACKET2(0); + ib->ptr[5] = PACKET2(0); + ib->ptr[6] = PACKET2(0); + ib->ptr[7] = PACKET2(0); + ib->ptr[8] = PACKET2(0); + ib->ptr[9] = PACKET2(0); + ib->ptr[10] = PACKET2(0); + ib->ptr[11] = PACKET2(0); + ib->ptr[12] = PACKET2(0); + ib->ptr[13] = PACKET2(0); + ib->ptr[14] = PACKET2(0); + ib->ptr[15] = PACKET2(0); + ib->length_dw = 16; + r = radeon_ib_schedule(rdev, ib); + if (r) { + radeon_scratch_free(rdev, scratch); + radeon_ib_free(rdev, &ib); + DRM_ERROR("radeon: failed to schedule ib (%d).\n", r); + return r; + } + r = radeon_fence_wait(ib->fence, false); + if (r) { + DRM_ERROR("radeon: fence wait failed (%d).\n", r); + return r; + } + for (i = 0; i < rdev->usec_timeout; i++) { + tmp = RREG32(scratch); + if (tmp == 0xDEADBEEF) + break; + DRM_UDELAY(1); + } + if (i < rdev->usec_timeout) { + DRM_INFO("ib test succeeded in %u usecs\n", i); + } else { + DRM_ERROR("radeon: ib test failed (sracth(0x%04X)=0x%08X)\n", + scratch, tmp); + r = -EINVAL; + } + radeon_scratch_free(rdev, scratch); + radeon_ib_free(rdev, &ib); + return r; +} + + + + +/* + * Debugfs info + */ +#if defined(CONFIG_DEBUG_FS) + +static int r600_debugfs_cp_ring_info(struct seq_file *m, void *data) +{ + struct drm_info_node *node = (struct drm_info_node *) m->private; + struct drm_device *dev = node->minor->dev; + struct radeon_device *rdev = dev->dev_private; + uint32_t rdp, wdp; + unsigned count, i, j; + + radeon_ring_free_size(rdev); + rdp = RREG32(CP_RB_RPTR); + wdp = RREG32(CP_RB_WPTR); + count = (rdp + rdev->cp.ring_size - wdp) & rdev->cp.ptr_mask; + seq_printf(m, "CP_STAT 0x%08x\n", RREG32(CP_STAT)); + seq_printf(m, "CP_RB_WPTR 0x%08x\n", wdp); + seq_printf(m, "CP_RB_RPTR 0x%08x\n", rdp); + seq_printf(m, "%u free dwords in ring\n", rdev->cp.ring_free_dw); + seq_printf(m, "%u dwords in ring\n", count); + for (j = 0; j <= count; j++) { + i = (rdp + j) & rdev->cp.ptr_mask; + seq_printf(m, "r[%04d]=0x%08x\n", i, rdev->cp.ring[i]); + } + return 0; +} + +static int r600_debugfs_mc_info(struct seq_file *m, void *data) +{ + struct drm_info_node *node = (struct drm_info_node *) m->private; + struct drm_device *dev = node->minor->dev; + struct radeon_device *rdev = dev->dev_private; + + DREG32_SYS(m, rdev, R_000E50_SRBM_STATUS); + DREG32_SYS(m, rdev, VM_L2_STATUS); + return 0; +} + +static struct drm_info_list r600_mc_info_list[] = { + {"r600_mc_info", r600_debugfs_mc_info, 0, NULL}, + {"r600_ring_info", r600_debugfs_cp_ring_info, 0, NULL}, +}; +#endif + +int r600_debugfs_mc_info_init(struct radeon_device *rdev) +{ +#if defined(CONFIG_DEBUG_FS) + return radeon_debugfs_add_files(rdev, r600_mc_info_list, ARRAY_SIZE(r600_mc_info_list)); +#else + return 0; +#endif } |