diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/r420.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r420.c | 70 |
1 files changed, 54 insertions, 16 deletions
diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c index 1cefdbcc0850..4526faaacca8 100644 --- a/drivers/gpu/drm/radeon/r420.c +++ b/drivers/gpu/drm/radeon/r420.c @@ -30,7 +30,15 @@ #include "radeon_reg.h" #include "radeon.h" #include "atom.h" +#include "r100d.h" #include "r420d.h" +#include "r420_reg_safe.h" + +static void r420_set_reg_safe(struct radeon_device *rdev) +{ + rdev->config.r300.reg_safe_bm = r420_reg_safe_bm; + rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(r420_reg_safe_bm); +} int r420_mc_init(struct radeon_device *rdev) { @@ -42,9 +50,7 @@ int r420_mc_init(struct radeon_device *rdev) 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; + radeon_agp_disable(rdev); } else { rdev->mc.gtt_location = rdev->mc.agp_base; } @@ -165,10 +171,41 @@ static void r420_clock_resume(struct radeon_device *rdev) WREG32_PLL(R_00000D_SCLK_CNTL, sclk_cntl); } +static void r420_cp_errata_init(struct radeon_device *rdev) +{ + /* RV410 and R420 can lock up if CP DMA to host memory happens + * while the 2D engine is busy. + * + * The proper workaround is to queue a RESYNC at the beginning + * of the CP init, apparently. + */ + radeon_scratch_get(rdev, &rdev->config.r300.resync_scratch); + radeon_ring_lock(rdev, 8); + radeon_ring_write(rdev, PACKET0(R300_CP_RESYNC_ADDR, 1)); + radeon_ring_write(rdev, rdev->config.r300.resync_scratch); + radeon_ring_write(rdev, 0xDEADBEEF); + radeon_ring_unlock_commit(rdev); +} + +static void r420_cp_errata_fini(struct radeon_device *rdev) +{ + /* Catch the RESYNC we dispatched all the way back, + * at the very beginning of the CP init. + */ + radeon_ring_lock(rdev, 8); + radeon_ring_write(rdev, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0)); + radeon_ring_write(rdev, R300_RB3D_DC_FINISH); + radeon_ring_unlock_commit(rdev); + radeon_scratch_free(rdev, rdev->config.r300.resync_scratch); +} + static int r420_startup(struct radeon_device *rdev) { int r; + /* set common regs */ + r100_set_common_regs(rdev); + /* program mc */ r300_mc_program(rdev); /* Resume clock */ r420_clock_resume(rdev); @@ -186,14 +223,15 @@ static int r420_startup(struct radeon_device *rdev) } r420_pipes_init(rdev); /* Enable IRQ */ - rdev->irq.sw_int = true; r100_irq_set(rdev); + rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL); /* 1M ring buffer */ r = r100_cp_init(rdev, 1024 * 1024); if (r) { dev_err(rdev->dev, "failled initializing CP (%d).\n", r); return r; } + r420_cp_errata_init(rdev); r = r100_wb_init(rdev); if (r) { dev_err(rdev->dev, "failled initializing WB (%d).\n", r); @@ -229,12 +267,14 @@ int r420_resume(struct radeon_device *rdev) } /* Resume clock after posting */ r420_clock_resume(rdev); - + /* Initialize surface registers */ + radeon_surface_init(rdev); return r420_startup(rdev); } int r420_suspend(struct radeon_device *rdev) { + r420_cp_errata_fini(rdev); r100_cp_disable(rdev); r100_wb_disable(rdev); r100_irq_disable(rdev); @@ -258,7 +298,7 @@ void r420_fini(struct radeon_device *rdev) radeon_agp_fini(rdev); radeon_irq_kms_fini(rdev); radeon_fence_driver_fini(rdev); - radeon_object_fini(rdev); + radeon_bo_fini(rdev); if (rdev->is_atom_bios) { radeon_atombios_fini(rdev); } else { @@ -301,14 +341,9 @@ int r420_init(struct radeon_device *rdev) 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); - } - } + if (radeon_boot_test_post_card(rdev) == false) + return -EINVAL; + /* Initialize clocks */ radeon_get_clock_info(rdev->ddev); /* Initialize power management */ @@ -331,10 +366,13 @@ int r420_init(struct radeon_device *rdev) return r; } /* Memory manager */ - r = radeon_object_init(rdev); + r = radeon_bo_init(rdev); if (r) { return r; } + if (rdev->family == CHIP_R420) + r100_enable_bm(rdev); + if (rdev->flags & RADEON_IS_PCIE) { r = rv370_pcie_gart_init(rdev); if (r) @@ -345,7 +383,7 @@ int r420_init(struct radeon_device *rdev) if (r) return r; } - r300_set_reg_safe(rdev); + r420_set_reg_safe(rdev); rdev->accel_working = true; r = r420_startup(rdev); if (r) { |