rdev->cp.align_mask = 16 - 1;
}
+void r600_cp_fini(struct radeon_device *rdev)
+{
+ r600_cp_stop(rdev);
+ radeon_ring_fini(rdev);
+}
+
/*
* GPU scratch registers helpers function.
radeon_ring_write(rdev, RB_INT_STAT);
}
-int r600_copy_dma(struct radeon_device *rdev,
- uint64_t src_offset,
- uint64_t dst_offset,
- unsigned num_pages,
- struct radeon_fence *fence)
-{
- /* FIXME: implement */
- return 0;
-}
-
int r600_copy_blit(struct radeon_device *rdev,
uint64_t src_offset, uint64_t dst_offset,
unsigned num_pages, struct radeon_fence *fence)
{
- r600_blit_prepare_copy(rdev, num_pages * RADEON_GPU_PAGE_SIZE);
+ int r;
+
+ mutex_lock(&rdev->r600_blit.mutex);
+ rdev->r600_blit.vb_ib = NULL;
+ r = r600_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;
+ }
r600_kms_blit_copy(rdev, src_offset, dst_offset, num_pages * RADEON_GPU_PAGE_SIZE);
r600_blit_done_copy(rdev, fence);
+ mutex_unlock(&rdev->r600_blit.mutex);
return 0;
}
return r;
}
r600_gpu_init(rdev);
-
- if (!rdev->r600_blit.shader_obj) {
- r = r600_blit_init(rdev);
+ r = r600_blit_init(rdev);
+ if (r) {
+ r600_blit_fini(rdev);
+ rdev->asic->copy = NULL;
+ dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
+ }
+ /* pin copy shader into vram */
+ if (rdev->r600_blit.shader_obj) {
+ 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);
if (r) {
- DRM_ERROR("radeon: failed blitter (%d).\n", r);
+ dev_err(rdev->dev, "(%d) pin blit object failed\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);
- if (r) {
- dev_err(rdev->dev, "(%d) pin blit object failed\n", r);
- return r;
- }
-
/* Enable IRQ */
r = r600_irq_init(rdev);
if (r) {
rdev->accel_working = true;
r = r600_startup(rdev);
if (r) {
- r600_suspend(rdev);
+ dev_err(rdev->dev, "disabling GPU acceleration\n");
+ r600_cp_fini(rdev);
r600_wb_fini(rdev);
- radeon_ring_fini(rdev);
+ r600_irq_fini(rdev);
+ radeon_irq_kms_fini(rdev);
r600_pcie_gart_fini(rdev);
rdev->accel_working = false;
}
void r600_fini(struct radeon_device *rdev)
{
- /* Suspend operations */
- r600_suspend(rdev);
-
r600_audio_fini(rdev);
r600_blit_fini(rdev);
+ r600_cp_fini(rdev);
+ r600_wb_fini(rdev);
r600_irq_fini(rdev);
radeon_irq_kms_fini(rdev);
- radeon_ring_fini(rdev);
- r600_wb_fini(rdev);
r600_pcie_gart_fini(rdev);
+ radeon_agp_fini(rdev);
radeon_gem_fini(rdev);
radeon_fence_driver_fini(rdev);
radeon_clocks_fini(rdev);
- radeon_agp_fini(rdev);
radeon_bo_fini(rdev);
radeon_atombios_fini(rdev);
kfree(rdev->bios);
return 0;
#endif
}
+
+/**
+ * r600_ioctl_wait_idle - flush host path cache on wait idle ioctl
+ * rdev: radeon device structure
+ * bo: buffer object struct which userspace is waiting for idle
+ *
+ * Some R6XX/R7XX doesn't seems to take into account HDP flush performed
+ * through ring buffer, this leads to corruption in rendering, see
+ * http://bugzilla.kernel.org/show_bug.cgi?id=15186 to avoid this we
+ * directly perform HDP flush by writing register through MMIO.
+ */
+void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo)
+{
+ WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
+}