diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/evergreen.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreen.c | 58 |
1 files changed, 39 insertions, 19 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 7672f11ed995..afcff06ef291 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -27,7 +27,7 @@ #include "radeon.h" #include "radeon_asic.h" #include "radeon_drm.h" -#include "rv770d.h" +#include "evergreend.h" #include "atom.h" #include "avivod.h" #include "evergreen_reg.h" @@ -82,10 +82,31 @@ static int evergreen_mc_wait_for_idle(struct radeon_device *rdev) /* * GART */ +void evergreen_pcie_gart_tlb_flush(struct radeon_device *rdev) +{ + unsigned i; + u32 tmp; + + 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); + } +} + int evergreen_pcie_gart_enable(struct radeon_device *rdev) { u32 tmp; - int r, i; + int r; if (rdev->gart.table.vram.robj == NULL) { dev_err(rdev->dev, "No VRAM object for PCIE GART.\n"); @@ -120,10 +141,9 @@ int evergreen_pcie_gart_enable(struct radeon_device *rdev) 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); + WREG32(VM_CONTEXT1_CNTL, 0); - r600_pcie_gart_tlb_flush(rdev); + evergreen_pcie_gart_tlb_flush(rdev); rdev->gart.ready = true; return 0; } @@ -131,11 +151,11 @@ int evergreen_pcie_gart_enable(struct radeon_device *rdev) void evergreen_pcie_gart_disable(struct radeon_device *rdev) { u32 tmp; - int i, r; + int r; /* Disable all tables */ - for (i = 0; i < 7; i++) - WREG32(VM_CONTEXT0_CNTL + (i * 4), 0); + WREG32(VM_CONTEXT0_CNTL, 0); + WREG32(VM_CONTEXT1_CNTL, 0); /* Setup L2 cache */ WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING | @@ -172,7 +192,6 @@ void evergreen_pcie_gart_fini(struct radeon_device *rdev) void evergreen_agp_enable(struct radeon_device *rdev) { u32 tmp; - int i; /* Setup L2 cache */ WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING | @@ -192,8 +211,8 @@ void evergreen_agp_enable(struct radeon_device *rdev) WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp); - for (i = 0; i < 7; i++) - WREG32(VM_CONTEXT0_CNTL + (i * 4), 0); + WREG32(VM_CONTEXT0_CNTL, 0); + WREG32(VM_CONTEXT1_CNTL, 0); } static void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save) @@ -500,9 +519,9 @@ int evergreen_asic_reset(struct radeon_device *rdev) static int evergreen_startup(struct radeon_device *rdev) { -#if 0 int r; +#if 0 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) { r = r600_init_microcode(rdev); if (r) { @@ -512,15 +531,13 @@ static int evergreen_startup(struct radeon_device *rdev) } #endif evergreen_mc_program(rdev); -#if 0 if (rdev->flags & RADEON_IS_AGP) { - evergreem_agp_enable(rdev); + evergreen_agp_enable(rdev); } else { r = evergreen_pcie_gart_enable(rdev); if (r) return r; } -#endif evergreen_gpu_init(rdev); #if 0 if (!rdev->r600_blit.shader_obj) { @@ -607,7 +624,10 @@ int evergreen_suspend(struct radeon_device *rdev) r700_cp_stop(rdev); rdev->cp.ready = false; r600_wb_disable(rdev); +#endif + evergreen_pcie_gart_disable(rdev); +#if 0 /* unpin shaders bo */ r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false); if (likely(r == 0)) { @@ -717,18 +737,18 @@ int evergreen_init(struct radeon_device *rdev) rdev->ih.ring_obj = NULL; r600_ih_ring_init(rdev, 64 * 1024); - +#endif r = r600_pcie_gart_init(rdev); if (r) return r; -#endif + rdev->accel_working = false; r = evergreen_startup(rdev); if (r) { evergreen_suspend(rdev); /*r600_wb_fini(rdev);*/ /*radeon_ring_fini(rdev);*/ - /*evergreen_pcie_gart_fini(rdev);*/ + evergreen_pcie_gart_fini(rdev); rdev->accel_working = false; } if (rdev->accel_working) { @@ -756,8 +776,8 @@ void evergreen_fini(struct radeon_device *rdev) radeon_irq_kms_fini(rdev); radeon_ring_fini(rdev); r600_wb_fini(rdev); - evergreen_pcie_gart_fini(rdev); #endif + evergreen_pcie_gart_fini(rdev); radeon_gem_fini(rdev); radeon_fence_driver_fini(rdev); radeon_clocks_fini(rdev); |