diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/r420.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r420.c | 75 |
1 files changed, 55 insertions, 20 deletions
diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c index 0b59ed7c7d2..802b19220a2 100644 --- a/drivers/gpu/drm/radeon/r420.c +++ b/drivers/gpu/drm/radeon/r420.c @@ -27,7 +27,7 @@ */ #include <linux/seq_file.h> #include <linux/slab.h> -#include "drmP.h" +#include <drm/drmP.h> #include "radeon_reg.h" #include "radeon.h" #include "radeon_asic.h" @@ -160,18 +160,25 @@ void r420_pipes_init(struct radeon_device *rdev) u32 r420_mc_rreg(struct radeon_device *rdev, u32 reg) { + unsigned long flags; u32 r; + spin_lock_irqsave(&rdev->mc_idx_lock, flags); WREG32(R_0001F8_MC_IND_INDEX, S_0001F8_MC_IND_ADDR(reg)); r = RREG32(R_0001FC_MC_IND_DATA); + spin_unlock_irqrestore(&rdev->mc_idx_lock, flags); return r; } void r420_mc_wreg(struct radeon_device *rdev, u32 reg, u32 v) { + unsigned long flags; + + spin_lock_irqsave(&rdev->mc_idx_lock, flags); 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); + spin_unlock_irqrestore(&rdev->mc_idx_lock, flags); } static void r420_debugfs(struct radeon_device *rdev) @@ -199,6 +206,8 @@ static void r420_clock_resume(struct radeon_device *rdev) static void r420_cp_errata_init(struct radeon_device *rdev) { + struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + /* RV410 and R420 can lock up if CP DMA to host memory happens * while the 2D engine is busy. * @@ -206,22 +215,24 @@ static void r420_cp_errata_init(struct radeon_device *rdev) * 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); + radeon_ring_lock(rdev, ring, 8); + radeon_ring_write(ring, PACKET0(R300_CP_RESYNC_ADDR, 1)); + radeon_ring_write(ring, rdev->config.r300.resync_scratch); + radeon_ring_write(ring, 0xDEADBEEF); + radeon_ring_unlock_commit(rdev, ring); } static void r420_cp_errata_fini(struct radeon_device *rdev) { + struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + /* 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_ring_lock(rdev, ring, 8); + radeon_ring_write(ring, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0)); + radeon_ring_write(ring, R300_RB3D_DC_FINISH); + radeon_ring_unlock_commit(rdev, ring); radeon_scratch_free(rdev, rdev->config.r300.resync_scratch); } @@ -254,26 +265,42 @@ static int r420_startup(struct radeon_device *rdev) if (r) return r; + r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX); + if (r) { + dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); + return r; + } + /* Enable IRQ */ + if (!rdev->irq.installed) { + r = radeon_irq_kms_init(rdev); + if (r) + return r; + } + 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); + dev_err(rdev->dev, "failed initializing CP (%d).\n", r); return r; } r420_cp_errata_init(rdev); - r = r100_ib_init(rdev); + + r = radeon_ib_pool_init(rdev); if (r) { - dev_err(rdev->dev, "failled initializing IB (%d).\n", r); + dev_err(rdev->dev, "IB initialization failed (%d).\n", r); return r; } + return 0; } int r420_resume(struct radeon_device *rdev) { + int r; + /* Make sur GART are not working */ if (rdev->flags & RADEON_IS_PCIE) rv370_pcie_gart_disable(rdev); @@ -297,11 +324,18 @@ int r420_resume(struct radeon_device *rdev) r420_clock_resume(rdev); /* Initialize surface registers */ radeon_surface_init(rdev); - return r420_startup(rdev); + + rdev->accel_working = true; + r = r420_startup(rdev); + if (r) { + rdev->accel_working = false; + } + return r; } int r420_suspend(struct radeon_device *rdev) { + radeon_pm_suspend(rdev); r420_cp_errata_fini(rdev); r100_cp_disable(rdev); radeon_wb_disable(rdev); @@ -315,9 +349,10 @@ int r420_suspend(struct radeon_device *rdev) void r420_fini(struct radeon_device *rdev) { + radeon_pm_fini(rdev); r100_cp_fini(rdev); radeon_wb_fini(rdev); - r100_ib_fini(rdev); + radeon_ib_pool_fini(rdev); radeon_gem_fini(rdev); if (rdev->flags & RADEON_IS_PCIE) rv370_pcie_gart_fini(rdev); @@ -391,10 +426,6 @@ int r420_init(struct radeon_device *rdev) if (r) { return r; } - r = radeon_irq_kms_init(rdev); - if (r) { - return r; - } /* Memory manager */ r = radeon_bo_init(rdev); if (r) { @@ -414,6 +445,10 @@ int r420_init(struct radeon_device *rdev) return r; } r420_set_reg_safe(rdev); + + /* Initialize power management */ + radeon_pm_init(rdev); + rdev->accel_working = true; r = r420_startup(rdev); if (r) { @@ -421,7 +456,7 @@ int r420_init(struct radeon_device *rdev) dev_err(rdev->dev, "Disabling GPU acceleration\n"); r100_cp_fini(rdev); radeon_wb_fini(rdev); - r100_ib_fini(rdev); + radeon_ib_pool_fini(rdev); radeon_irq_kms_fini(rdev); if (rdev->flags & RADEON_IS_PCIE) rv370_pcie_gart_fini(rdev); |