diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/r100.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r100.c | 413 |
1 files changed, 255 insertions, 158 deletions
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index dc45ec1d4189..0a475617a70f 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -32,6 +32,9 @@ #include "radeon_reg.h" #include "radeon.h" #include "r100d.h" +#include "rs100d.h" +#include "rv200d.h" +#include "rv250d.h" #include <linux/firmware.h> #include <linux/platform_device.h> @@ -60,18 +63,7 @@ MODULE_FIRMWARE(FIRMWARE_R520); /* This files gather functions specifics to: * r100,rv100,rs100,rv200,rs200,r200,rv250,rs300,rv280 - * - * Some of these functions might be used by newer ASICs. */ -int r200_init(struct radeon_device *rdev); -void r100_hdp_reset(struct radeon_device *rdev); -void r100_gpu_init(struct radeon_device *rdev); -int r100_gui_wait_for_idle(struct radeon_device *rdev); -int r100_mc_wait_for_idle(struct radeon_device *rdev); -void r100_gpu_wait_for_vsync(struct radeon_device *rdev); -void r100_gpu_wait_for_vsync2(struct radeon_device *rdev); -int r100_debugfs_mc_info_init(struct radeon_device *rdev); - /* * PCI GART @@ -152,136 +144,6 @@ void r100_pci_gart_fini(struct radeon_device *rdev) radeon_gart_fini(rdev); } - -/* - * MC - */ -void r100_mc_disable_clients(struct radeon_device *rdev) -{ - uint32_t ov0_scale_cntl, crtc_ext_cntl, crtc_gen_cntl, crtc2_gen_cntl; - - /* FIXME: is this function correct for rs100,rs200,rs300 ? */ - if (r100_gui_wait_for_idle(rdev)) { - printk(KERN_WARNING "Failed to wait GUI idle while " - "programming pipes. Bad things might happen.\n"); - } - - /* stop display and memory access */ - ov0_scale_cntl = RREG32(RADEON_OV0_SCALE_CNTL); - WREG32(RADEON_OV0_SCALE_CNTL, ov0_scale_cntl & ~RADEON_SCALER_ENABLE); - crtc_ext_cntl = RREG32(RADEON_CRTC_EXT_CNTL); - WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl | RADEON_CRTC_DISPLAY_DIS); - crtc_gen_cntl = RREG32(RADEON_CRTC_GEN_CNTL); - - r100_gpu_wait_for_vsync(rdev); - - WREG32(RADEON_CRTC_GEN_CNTL, - (crtc_gen_cntl & ~(RADEON_CRTC_CUR_EN | RADEON_CRTC_ICON_EN)) | - RADEON_CRTC_DISP_REQ_EN_B | RADEON_CRTC_EXT_DISP_EN); - - if (!(rdev->flags & RADEON_SINGLE_CRTC)) { - crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL); - - r100_gpu_wait_for_vsync2(rdev); - WREG32(RADEON_CRTC2_GEN_CNTL, - (crtc2_gen_cntl & - ~(RADEON_CRTC2_CUR_EN | RADEON_CRTC2_ICON_EN)) | - RADEON_CRTC2_DISP_REQ_EN_B); - } - - udelay(500); -} - -void r100_mc_setup(struct radeon_device *rdev) -{ - uint32_t tmp; - int r; - - r = r100_debugfs_mc_info_init(rdev); - if (r) { - DRM_ERROR("Failed to register debugfs file for R100 MC !\n"); - } - /* Write VRAM size in case we are limiting it */ - WREG32(RADEON_CONFIG_MEMSIZE, rdev->mc.real_vram_size); - /* Novell bug 204882 for RN50/M6/M7 with 8/16/32MB VRAM, - * if the aperture is 64MB but we have 32MB VRAM - * we report only 32MB VRAM but we have to set MC_FB_LOCATION - * to 64MB, otherwise the gpu accidentially dies */ - tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1; - tmp = REG_SET(RADEON_MC_FB_TOP, tmp >> 16); - tmp |= REG_SET(RADEON_MC_FB_START, rdev->mc.vram_location >> 16); - WREG32(RADEON_MC_FB_LOCATION, tmp); - - /* Enable bus mastering */ - tmp = RREG32(RADEON_BUS_CNTL) & ~RADEON_BUS_MASTER_DIS; - WREG32(RADEON_BUS_CNTL, tmp); - - if (rdev->flags & RADEON_IS_AGP) { - tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1; - tmp = REG_SET(RADEON_MC_AGP_TOP, tmp >> 16); - tmp |= REG_SET(RADEON_MC_AGP_START, rdev->mc.gtt_location >> 16); - WREG32(RADEON_MC_AGP_LOCATION, tmp); - WREG32(RADEON_AGP_BASE, rdev->mc.agp_base); - } else { - WREG32(RADEON_MC_AGP_LOCATION, 0x0FFFFFFF); - WREG32(RADEON_AGP_BASE, 0); - } - - tmp = RREG32(RADEON_HOST_PATH_CNTL) & RADEON_HDP_APER_CNTL; - tmp |= (7 << 28); - WREG32(RADEON_HOST_PATH_CNTL, tmp | RADEON_HDP_SOFT_RESET | RADEON_HDP_READ_BUFFER_INVALIDATE); - (void)RREG32(RADEON_HOST_PATH_CNTL); - WREG32(RADEON_HOST_PATH_CNTL, tmp); - (void)RREG32(RADEON_HOST_PATH_CNTL); -} - -int r100_mc_init(struct radeon_device *rdev) -{ - int r; - - if (r100_debugfs_rbbm_init(rdev)) { - DRM_ERROR("Failed to register debugfs file for RBBM !\n"); - } - - r100_gpu_init(rdev); - /* Disable gart which also disable out of gart access */ - r100_pci_gart_disable(rdev); - - /* Setup GPU memory space */ - rdev->mc.gtt_location = 0xFFFFFFFFUL; - if (rdev->flags & RADEON_IS_AGP) { - r = radeon_agp_init(rdev); - if (r) { - printk(KERN_WARNING "[drm] Disabling AGP\n"); - rdev->flags &= ~RADEON_IS_AGP; - rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024; - } else { - rdev->mc.gtt_location = rdev->mc.agp_base; - } - } - r = radeon_mc_setup(rdev); - if (r) { - return r; - } - - r100_mc_disable_clients(rdev); - if (r100_mc_wait_for_idle(rdev)) { - printk(KERN_WARNING "Failed to wait MC idle while " - "programming pipes. Bad things might happen.\n"); - } - - r100_mc_setup(rdev); - return 0; -} - -void r100_mc_fini(struct radeon_device *rdev) -{ -} - - -/* - * Interrupts - */ int r100_irq_set(struct radeon_device *rdev) { uint32_t tmp = 0; @@ -358,10 +220,6 @@ u32 r100_get_vblank_counter(struct radeon_device *rdev, int crtc) return RREG32(RADEON_CRTC2_CRNT_FRAME); } - -/* - * Fence emission - */ void r100_fence_ring_emit(struct radeon_device *rdev, struct radeon_fence *fence) { @@ -377,10 +235,6 @@ void r100_fence_ring_emit(struct radeon_device *rdev, radeon_ring_write(rdev, RADEON_SW_INT_FIRE); } - -/* - * Writeback - */ int r100_wb_init(struct radeon_device *rdev) { int r; @@ -504,10 +358,6 @@ int r100_copy_blit(struct radeon_device *rdev, return r; } - -/* - * CP - */ static int r100_cp_wait_for_idle(struct radeon_device *rdev) { unsigned i; @@ -612,6 +462,7 @@ static int r100_cp_init_microcode(struct radeon_device *rdev) } return err; } + static void r100_cp_load_microcode(struct radeon_device *rdev) { const __be32 *fw_data; @@ -1976,7 +1827,7 @@ void r100_pll_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) r100_pll_errata_after_data(rdev); } -int r100_init(struct radeon_device *rdev) +void r100_set_safe_registers(struct radeon_device *rdev) { if (ASIC_IS_RN50(rdev)) { rdev->config.r100.reg_safe_bm = rn50_reg_safe_bm; @@ -1985,9 +1836,8 @@ int r100_init(struct radeon_device *rdev) rdev->config.r100.reg_safe_bm = r100_reg_safe_bm; rdev->config.r100.reg_safe_bm_size = ARRAY_SIZE(r100_reg_safe_bm); } else { - return r200_init(rdev); + r200_set_safe_registers(rdev); } - return 0; } /* @@ -3152,8 +3002,255 @@ void r100_mc_resume(struct radeon_device *rdev, struct r100_mc_save *save) void r100_vga_render_disable(struct radeon_device *rdev) { - u32 tmp; + u32 tmp; - tmp = RREG8(R_0003C2_GENMO_WT); + tmp = RREG8(R_0003C2_GENMO_WT); WREG8(R_0003C2_GENMO_WT, C_0003C2_VGA_RAM_EN & tmp); } + +static void r100_debugfs(struct radeon_device *rdev) +{ + int r; + + r = r100_debugfs_mc_info_init(rdev); + if (r) + dev_warn(rdev->dev, "Failed to create r100_mc debugfs file.\n"); +} + +static void r100_mc_program(struct radeon_device *rdev) +{ + struct r100_mc_save save; + + /* Stops all mc clients */ + r100_mc_stop(rdev, &save); + if (rdev->flags & RADEON_IS_AGP) { + WREG32(R_00014C_MC_AGP_LOCATION, + S_00014C_MC_AGP_START(rdev->mc.gtt_start >> 16) | + S_00014C_MC_AGP_TOP(rdev->mc.gtt_end >> 16)); + WREG32(R_000170_AGP_BASE, lower_32_bits(rdev->mc.agp_base)); + if (rdev->family > CHIP_RV200) + WREG32(R_00015C_AGP_BASE_2, + upper_32_bits(rdev->mc.agp_base) & 0xff); + } else { + WREG32(R_00014C_MC_AGP_LOCATION, 0x0FFFFFFF); + WREG32(R_000170_AGP_BASE, 0); + if (rdev->family > CHIP_RV200) + WREG32(R_00015C_AGP_BASE_2, 0); + } + /* Wait for mc idle */ + if (r100_mc_wait_for_idle(rdev)) + dev_warn(rdev->dev, "Wait for MC idle timeout.\n"); + /* Program MC, should be a 32bits limited address space */ + WREG32(R_000148_MC_FB_LOCATION, + S_000148_MC_FB_START(rdev->mc.vram_start >> 16) | + S_000148_MC_FB_TOP(rdev->mc.vram_end >> 16)); + r100_mc_resume(rdev, &save); +} + +void r100_clock_startup(struct radeon_device *rdev) +{ + u32 tmp; + + if (radeon_dynclks != -1 && radeon_dynclks) + radeon_legacy_set_clock_gating(rdev, 1); + /* We need to force on some of the block */ + tmp = RREG32_PLL(R_00000D_SCLK_CNTL); + tmp |= S_00000D_FORCE_CP(1) | S_00000D_FORCE_VIP(1); + if ((rdev->family == CHIP_RV250) || (rdev->family == CHIP_RV280)) + tmp |= S_00000D_FORCE_DISP1(1) | S_00000D_FORCE_DISP2(1); + WREG32_PLL(R_00000D_SCLK_CNTL, tmp); +} + +static int r100_startup(struct radeon_device *rdev) +{ + int r; + + r100_mc_program(rdev); + /* Resume clock */ + r100_clock_startup(rdev); + /* Initialize GPU configuration (# pipes, ...) */ + r100_gpu_init(rdev); + /* Initialize GART (initialize after TTM so we can allocate + * memory through TTM but finalize after TTM) */ + if (rdev->flags & RADEON_IS_PCI) { + r = r100_pci_gart_enable(rdev); + if (r) + return r; + } + /* Enable IRQ */ + rdev->irq.sw_int = true; + r100_irq_set(rdev); + /* 1M ring buffer */ + r = r100_cp_init(rdev, 1024 * 1024); + if (r) { + dev_err(rdev->dev, "failled initializing CP (%d).\n", r); + return r; + } + r = r100_wb_init(rdev); + if (r) + dev_err(rdev->dev, "failled initializing WB (%d).\n", r); + r = r100_ib_init(rdev); + if (r) { + dev_err(rdev->dev, "failled initializing IB (%d).\n", r); + return r; + } + return 0; +} + +int r100_resume(struct radeon_device *rdev) +{ + /* Make sur GART are not working */ + if (rdev->flags & RADEON_IS_PCI) + r100_pci_gart_disable(rdev); + /* Resume clock before doing reset */ + r100_clock_startup(rdev); + /* Reset gpu before posting otherwise ATOM will enter infinite loop */ + if (radeon_gpu_reset(rdev)) { + dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", + RREG32(R_000E40_RBBM_STATUS), + RREG32(R_0007C0_CP_STAT)); + } + /* post */ + radeon_combios_asic_init(rdev->ddev); + /* Resume clock after posting */ + r100_clock_startup(rdev); + return r100_startup(rdev); +} + +int r100_suspend(struct radeon_device *rdev) +{ + r100_cp_disable(rdev); + r100_wb_disable(rdev); + r100_irq_disable(rdev); + if (rdev->flags & RADEON_IS_PCI) + r100_pci_gart_disable(rdev); + return 0; +} + +void r100_fini(struct radeon_device *rdev) +{ + r100_suspend(rdev); + r100_cp_fini(rdev); + r100_wb_fini(rdev); + r100_ib_fini(rdev); + radeon_gem_fini(rdev); + if (rdev->flags & RADEON_IS_PCI) + r100_pci_gart_fini(rdev); + radeon_irq_kms_fini(rdev); + radeon_fence_driver_fini(rdev); + radeon_object_fini(rdev); + radeon_atombios_fini(rdev); + kfree(rdev->bios); + rdev->bios = NULL; +} + +int r100_mc_init(struct radeon_device *rdev) +{ + int r; + u32 tmp; + + /* Setup GPU memory space */ + rdev->mc.vram_location = 0xFFFFFFFFUL; + rdev->mc.gtt_location = 0xFFFFFFFFUL; + if (rdev->flags & RADEON_IS_IGP) { + tmp = G_00015C_MC_FB_START(RREG32(R_00015C_NB_TOM)); + rdev->mc.vram_location = tmp << 16; + } + if (rdev->flags & RADEON_IS_AGP) { + r = radeon_agp_init(rdev); + if (r) { + printk(KERN_WARNING "[drm] Disabling AGP\n"); + rdev->flags &= ~RADEON_IS_AGP; + rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024; + } else { + rdev->mc.gtt_location = rdev->mc.agp_base; + } + } + r = radeon_mc_setup(rdev); + if (r) + return r; + return 0; +} + +int r100_init(struct radeon_device *rdev) +{ + int r; + + rdev->new_init_path = true; + /* Register debugfs file specific to this group of asics */ + r100_debugfs(rdev); + /* Disable VGA */ + r100_vga_render_disable(rdev); + /* Initialize scratch registers */ + radeon_scratch_init(rdev); + /* Initialize surface registers */ + radeon_surface_init(rdev); + /* TODO: disable VGA need to use VGA request */ + /* BIOS*/ + if (!radeon_get_bios(rdev)) { + if (ASIC_IS_AVIVO(rdev)) + return -EINVAL; + } + if (rdev->is_atom_bios) { + dev_err(rdev->dev, "Expecting combios for RS400/RS480 GPU\n"); + return -EINVAL; + } else { + r = radeon_combios_init(rdev); + if (r) + return r; + } + /* Reset gpu before posting otherwise ATOM will enter infinite loop */ + if (radeon_gpu_reset(rdev)) { + dev_warn(rdev->dev, + "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", + RREG32(R_000E40_RBBM_STATUS), + RREG32(R_0007C0_CP_STAT)); + } + /* check if cards are posted or not */ + if (!radeon_card_posted(rdev) && rdev->bios) { + DRM_INFO("GPU not posted. posting now...\n"); + radeon_combios_asic_init(rdev->ddev); + } + /* Set asic errata */ + r100_errata(rdev); + /* Initialize clocks */ + radeon_get_clock_info(rdev->ddev); + /* Get vram informations */ + r100_vram_info(rdev); + /* Initialize memory controller (also test AGP) */ + r = r100_mc_init(rdev); + if (r) + return r; + /* Fence driver */ + r = radeon_fence_driver_init(rdev); + if (r) + return r; + r = radeon_irq_kms_init(rdev); + if (r) + return r; + /* Memory manager */ + r = radeon_object_init(rdev); + if (r) + return r; + if (rdev->flags & RADEON_IS_PCI) { + r = r100_pci_gart_init(rdev); + if (r) + return r; + } + r100_set_safe_registers(rdev); + rdev->accel_working = true; + r = r100_startup(rdev); + if (r) { + /* Somethings want wront with the accel init stop accel */ + dev_err(rdev->dev, "Disabling GPU acceleration\n"); + r100_suspend(rdev); + r100_cp_fini(rdev); + r100_wb_fini(rdev); + r100_ib_fini(rdev); + if (rdev->flags & RADEON_IS_PCI) + r100_pci_gart_fini(rdev); + radeon_irq_kms_fini(rdev); + rdev->accel_working = false; + } + return 0; +} |