diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/evergreen.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreen.c | 89 |
1 files changed, 57 insertions, 32 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 79082d4398ae..aee61ae24402 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -731,7 +731,7 @@ int evergreen_cp_resume(struct radeon_device *rdev) /* Set ring buffer size */ rb_bufsz = drm_order(rdev->cp.ring_size / 8); - tmp = RB_NO_UPDATE | (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; + tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; #ifdef __BIG_ENDIAN tmp |= BUF_SWAP_32BIT; #endif @@ -745,8 +745,19 @@ int evergreen_cp_resume(struct radeon_device *rdev) WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA); WREG32(CP_RB_RPTR_WR, 0); WREG32(CP_RB_WPTR, 0); - WREG32(CP_RB_RPTR_ADDR, rdev->cp.gpu_addr & 0xFFFFFFFF); - WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->cp.gpu_addr)); + + /* set the wb address wether it's enabled or not */ + WREG32(CP_RB_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC); + WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF); + WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF); + + if (rdev->wb.enabled) + WREG32(SCRATCH_UMSK, 0xff); + else { + tmp |= RB_NO_UPDATE; + WREG32(SCRATCH_UMSK, 0); + } + mdelay(1); WREG32(CP_RB_CNTL, tmp); @@ -1583,6 +1594,7 @@ int evergreen_irq_set(struct radeon_device *rdev) if (rdev->irq.sw_int) { DRM_DEBUG("evergreen_irq_set: sw int\n"); cp_int_cntl |= RB_INT_ENABLE; + cp_int_cntl |= TIME_STAMP_INT_ENABLE; } if (rdev->irq.crtc_vblank_int[0]) { DRM_DEBUG("evergreen_irq_set: vblank 0\n"); @@ -1759,8 +1771,10 @@ static inline u32 evergreen_get_ih_wptr(struct radeon_device *rdev) { u32 wptr, tmp; - /* XXX use writeback */ - wptr = RREG32(IH_RB_WPTR); + if (rdev->wb.enabled) + wptr = rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]; + else + wptr = RREG32(IH_RB_WPTR); if (wptr & RB_OVERFLOW) { /* When a ring buffer overflow happen start parsing interrupt @@ -1999,6 +2013,7 @@ restart_ih: break; case 181: /* CP EOP event */ DRM_DEBUG("IH: CP EOP\n"); + radeon_fence_process(rdev); break; case 233: /* GUI IDLE */ DRM_DEBUG("IH: CP EOP\n"); @@ -2047,26 +2062,18 @@ static int evergreen_startup(struct radeon_device *rdev) return r; } evergreen_gpu_init(rdev); -#if 0 - if (!rdev->r600_blit.shader_obj) { - r = r600_blit_init(rdev); - if (r) { - DRM_ERROR("radeon: failed blitter (%d).\n", r); - return r; - } - } - r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false); - if (unlikely(r != 0)) - return r; - r = radeon_bo_pin(rdev->r600_blit.shader_obj, RADEON_GEM_DOMAIN_VRAM, - &rdev->r600_blit.shader_gpu_addr); - radeon_bo_unreserve(rdev->r600_blit.shader_obj); + r = evergreen_blit_init(rdev); if (r) { - DRM_ERROR("failed to pin blit object %d\n", r); - return r; + evergreen_blit_fini(rdev); + rdev->asic->copy = NULL; + dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r); } -#endif + + /* allocate wb buffer */ + r = radeon_wb_init(rdev); + if (r) + return r; /* Enable IRQ */ r = r600_irq_init(rdev); @@ -2086,8 +2093,6 @@ static int evergreen_startup(struct radeon_device *rdev) r = evergreen_cp_resume(rdev); if (r) return r; - /* write back buffer are not vital so don't worry about failure */ - r600_wb_enable(rdev); return 0; } @@ -2121,23 +2126,43 @@ int evergreen_resume(struct radeon_device *rdev) int evergreen_suspend(struct radeon_device *rdev) { -#if 0 int r; -#endif + /* FIXME: we should wait for ring to be empty */ r700_cp_stop(rdev); rdev->cp.ready = false; evergreen_irq_suspend(rdev); - r600_wb_disable(rdev); + radeon_wb_disable(rdev); evergreen_pcie_gart_disable(rdev); -#if 0 + /* unpin shaders bo */ r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false); if (likely(r == 0)) { radeon_bo_unpin(rdev->r600_blit.shader_obj); radeon_bo_unreserve(rdev->r600_blit.shader_obj); } -#endif + + return 0; +} + +int evergreen_copy_blit(struct radeon_device *rdev, + uint64_t src_offset, uint64_t dst_offset, + unsigned num_pages, struct radeon_fence *fence) +{ + int r; + + mutex_lock(&rdev->r600_blit.mutex); + rdev->r600_blit.vb_ib = NULL; + r = evergreen_blit_prepare_copy(rdev, num_pages * RADEON_GPU_PAGE_SIZE); + if (r) { + if (rdev->r600_blit.vb_ib) + radeon_ib_free(rdev, &rdev->r600_blit.vb_ib); + mutex_unlock(&rdev->r600_blit.mutex); + return r; + } + evergreen_kms_blit_copy(rdev, src_offset, dst_offset, num_pages * RADEON_GPU_PAGE_SIZE); + evergreen_blit_done_copy(rdev, fence); + mutex_unlock(&rdev->r600_blit.mutex); return 0; } @@ -2245,8 +2270,8 @@ int evergreen_init(struct radeon_device *rdev) if (r) { dev_err(rdev->dev, "disabling GPU acceleration\n"); r700_cp_fini(rdev); - r600_wb_fini(rdev); r600_irq_fini(rdev); + radeon_wb_fini(rdev); radeon_irq_kms_fini(rdev); evergreen_pcie_gart_fini(rdev); rdev->accel_working = false; @@ -2268,10 +2293,10 @@ int evergreen_init(struct radeon_device *rdev) void evergreen_fini(struct radeon_device *rdev) { - /*r600_blit_fini(rdev);*/ + evergreen_blit_fini(rdev); r700_cp_fini(rdev); - r600_wb_fini(rdev); r600_irq_fini(rdev); + radeon_wb_fini(rdev); radeon_irq_kms_fini(rdev); evergreen_pcie_gart_fini(rdev); radeon_gem_fini(rdev); |