diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/r420.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r420.c | 305 |
1 files changed, 235 insertions, 70 deletions
diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c index 97426a6f370f..5c7fe52de30e 100644 --- a/drivers/gpu/drm/radeon/r420.c +++ b/drivers/gpu/drm/radeon/r420.c @@ -29,47 +29,13 @@ #include "drmP.h" #include "radeon_reg.h" #include "radeon.h" +#include "atom.h" +#include "r420d.h" -/* r420,r423,rv410 depends on : */ -void r100_pci_gart_disable(struct radeon_device *rdev); -void r100_hdp_reset(struct radeon_device *rdev); -void r100_mc_setup(struct radeon_device *rdev); -int r100_gui_wait_for_idle(struct radeon_device *rdev); -void r100_mc_disable_clients(struct radeon_device *rdev); -void r300_vram_info(struct radeon_device *rdev); -int r300_mc_wait_for_idle(struct radeon_device *rdev); -int rv370_pcie_gart_enable(struct radeon_device *rdev); -void rv370_pcie_gart_disable(struct radeon_device *rdev); - -/* This files gather functions specifics to : - * r420,r423,rv410 - * - * Some of these functions might be used by newer ASICs. - */ -void r420_gpu_init(struct radeon_device *rdev); -int r420_debugfs_pipes_info_init(struct radeon_device *rdev); - - -/* - * MC - */ int r420_mc_init(struct radeon_device *rdev) { int r; - if (r100_debugfs_rbbm_init(rdev)) { - DRM_ERROR("Failed to register debugfs file for RBBM !\n"); - } - if (r420_debugfs_pipes_info_init(rdev)) { - DRM_ERROR("Failed to register debugfs file for pipes !\n"); - } - - r420_gpu_init(rdev); - r100_pci_gart_disable(rdev); - if (rdev->flags & RADEON_IS_PCIE) { - rv370_pcie_gart_disable(rdev); - } - /* Setup GPU memory space */ rdev->mc.vram_location = 0xFFFFFFFFUL; rdev->mc.gtt_location = 0xFFFFFFFFUL; @@ -87,33 +53,9 @@ int r420_mc_init(struct radeon_device *rdev) if (r) { return r; } - - /* Program GPU memory space */ - r100_mc_disable_clients(rdev); - if (r300_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 r420_mc_fini(struct radeon_device *rdev) -{ - rv370_pcie_gart_disable(rdev); - radeon_gart_table_vram_free(rdev); - radeon_gart_fini(rdev); -} - - -/* - * Global GPU functions - */ -void r420_errata(struct radeon_device *rdev) -{ - rdev->pll_errata = 0; -} - void r420_pipes_init(struct radeon_device *rdev) { unsigned tmp; @@ -122,6 +64,11 @@ void r420_pipes_init(struct radeon_device *rdev) /* GA_ENHANCE workaround TCL deadlock issue */ WREG32(0x4274, (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3)); + /* add idle wait as per freedesktop.org bug 24041 */ + if (r100_gui_wait_for_idle(rdev)) { + printk(KERN_WARNING "Failed to wait GUI idle while " + "programming pipes. Bad things might happen.\n"); + } /* get max number of pipes */ gb_pipe_select = RREG32(0x402C); num_pipes = ((gb_pipe_select >> 12) & 3) + 1; @@ -179,25 +126,243 @@ void r420_pipes_init(struct radeon_device *rdev) rdev->num_gb_pipes, rdev->num_z_pipes); } -void r420_gpu_init(struct radeon_device *rdev) +u32 r420_mc_rreg(struct radeon_device *rdev, u32 reg) +{ + u32 r; + + WREG32(R_0001F8_MC_IND_INDEX, S_0001F8_MC_IND_ADDR(reg)); + r = RREG32(R_0001FC_MC_IND_DATA); + return r; +} + +void r420_mc_wreg(struct radeon_device *rdev, u32 reg, u32 v) { - r100_hdp_reset(rdev); + WREG32(R_0001F8_MC_IND_INDEX, S_0001F8_MC_IND_ADDR(reg) | + S_0001F8_MC_IND_WR_EN(1)); + WREG32(R_0001FC_MC_IND_DATA, v); +} + +static void r420_debugfs(struct radeon_device *rdev) +{ + if (r100_debugfs_rbbm_init(rdev)) { + DRM_ERROR("Failed to register debugfs file for RBBM !\n"); + } + if (r420_debugfs_pipes_info_init(rdev)) { + DRM_ERROR("Failed to register debugfs file for pipes !\n"); + } +} + +static void r420_clock_resume(struct radeon_device *rdev) +{ + u32 sclk_cntl; + + if (radeon_dynclks != -1 && radeon_dynclks) + radeon_atom_set_clock_gating(rdev, 1); + sclk_cntl = RREG32_PLL(R_00000D_SCLK_CNTL); + sclk_cntl |= S_00000D_FORCE_CP(1) | S_00000D_FORCE_VIP(1); + if (rdev->family == CHIP_R420) + sclk_cntl |= S_00000D_FORCE_PX(1) | S_00000D_FORCE_TX(1); + WREG32_PLL(R_00000D_SCLK_CNTL, sclk_cntl); +} + +static int r420_startup(struct radeon_device *rdev) +{ + int r; + + r300_mc_program(rdev); + /* Resume clock */ + r420_clock_resume(rdev); + /* Initialize GART (initialize after TTM so we can allocate + * memory through TTM but finalize after TTM) */ + if (rdev->flags & RADEON_IS_PCIE) { + r = rv370_pcie_gart_enable(rdev); + if (r) + return r; + } + if (rdev->flags & RADEON_IS_PCI) { + r = r100_pci_gart_enable(rdev); + if (r) + return r; + } r420_pipes_init(rdev); - if (r300_mc_wait_for_idle(rdev)) { - printk(KERN_WARNING "Failed to wait MC idle while " - "programming pipes. Bad things might happen.\n"); + /* 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 r420_resume(struct radeon_device *rdev) +{ + /* Make sur GART are not working */ + if (rdev->flags & RADEON_IS_PCIE) + rv370_pcie_gart_disable(rdev); + if (rdev->flags & RADEON_IS_PCI) + r100_pci_gart_disable(rdev); + /* Resume clock before doing reset */ + r420_clock_resume(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)); + } + /* check if cards are posted or not */ + if (rdev->is_atom_bios) { + atom_asic_init(rdev->mode_info.atom_context); + } else { + radeon_combios_asic_init(rdev->ddev); + } + /* Resume clock after posting */ + r420_clock_resume(rdev); -/* - * r420,r423,rv410 VRAM info - */ -void r420_vram_info(struct radeon_device *rdev) + return r420_startup(rdev); +} + +int r420_suspend(struct radeon_device *rdev) { - r300_vram_info(rdev); + r100_cp_disable(rdev); + r100_wb_disable(rdev); + r100_irq_disable(rdev); + if (rdev->flags & RADEON_IS_PCIE) + rv370_pcie_gart_disable(rdev); + if (rdev->flags & RADEON_IS_PCI) + r100_pci_gart_disable(rdev); + return 0; +} + +void r420_fini(struct radeon_device *rdev) +{ + r100_cp_fini(rdev); + r100_wb_fini(rdev); + r100_ib_fini(rdev); + radeon_gem_fini(rdev); + if (rdev->flags & RADEON_IS_PCIE) + rv370_pcie_gart_fini(rdev); + if (rdev->flags & RADEON_IS_PCI) + r100_pci_gart_fini(rdev); + radeon_agp_fini(rdev); + radeon_irq_kms_fini(rdev); + radeon_fence_driver_fini(rdev); + radeon_object_fini(rdev); + if (rdev->is_atom_bios) { + radeon_atombios_fini(rdev); + } else { + radeon_combios_fini(rdev); + } + kfree(rdev->bios); + rdev->bios = NULL; } +int r420_init(struct radeon_device *rdev) +{ + int r; + + /* 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) { + r = radeon_atombios_init(rdev); + if (r) { + return r; + } + } 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"); + if (rdev->is_atom_bios) { + atom_asic_init(rdev->mode_info.atom_context); + } else { + radeon_combios_asic_init(rdev->ddev); + } + } + /* Initialize clocks */ + radeon_get_clock_info(rdev->ddev); + /* Get vram informations */ + r300_vram_info(rdev); + /* Initialize memory controller (also test AGP) */ + r = r420_mc_init(rdev); + if (r) { + return r; + } + r420_debugfs(rdev); + /* 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_PCIE) { + r = rv370_pcie_gart_init(rdev); + if (r) + return r; + } + if (rdev->flags & RADEON_IS_PCI) { + r = r100_pci_gart_init(rdev); + if (r) + return r; + } + r300_set_reg_safe(rdev); + rdev->accel_working = true; + r = r420_startup(rdev); + if (r) { + /* Somethings want wront with the accel init stop accel */ + dev_err(rdev->dev, "Disabling GPU acceleration\n"); + r420_suspend(rdev); + r100_cp_fini(rdev); + r100_wb_fini(rdev); + r100_ib_fini(rdev); + if (rdev->flags & RADEON_IS_PCIE) + rv370_pcie_gart_fini(rdev); + if (rdev->flags & RADEON_IS_PCI) + r100_pci_gart_fini(rdev); + radeon_agp_fini(rdev); + radeon_irq_kms_fini(rdev); + rdev->accel_working = false; + } + return 0; +} /* * Debugfs info |