extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save);
extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save);
extern int evergreen_mc_wait_for_idle(struct radeon_device *rdev);
+extern void evergreen_mc_program(struct radeon_device *rdev);
+extern void evergreen_irq_suspend(struct radeon_device *rdev);
+extern int evergreen_mc_init(struct radeon_device *rdev);
#define EVERGREEN_PFP_UCODE_SIZE 1120
#define EVERGREEN_PM4_UCODE_SIZE 1376
{0x0000009f, 0x00976b00}
};
-int btc_mc_load_microcode(struct radeon_device *rdev)
+int ni_mc_load_microcode(struct radeon_device *rdev)
{
const __be32 *fw_data;
u32 mem_type, running, blackout = 0;
return 0;
}
+static void cayman_cp_fini(struct radeon_device *rdev)
+{
+ cayman_cp_enable(rdev, false);
+ radeon_ring_fini(rdev);
+}
+
int cayman_cp_resume(struct radeon_device *rdev)
{
u32 tmp;
return cayman_gpu_soft_reset(rdev);
}
+static int cayman_startup(struct radeon_device *rdev)
+{
+ int r;
+
+ if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) {
+ r = ni_init_microcode(rdev);
+ if (r) {
+ DRM_ERROR("Failed to load firmware!\n");
+ return r;
+ }
+ }
+ r = ni_mc_load_microcode(rdev);
+ if (r) {
+ DRM_ERROR("Failed to load MC firmware!\n");
+ return r;
+ }
+
+ evergreen_mc_program(rdev);
+ r = cayman_pcie_gart_enable(rdev);
+ if (r)
+ return r;
+ cayman_gpu_init(rdev);
+
+#if 0
+ r = cayman_blit_init(rdev);
+ if (r) {
+ cayman_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);
+ if (r) {
+ DRM_ERROR("radeon: IH init failed (%d).\n", r);
+ radeon_irq_kms_fini(rdev);
+ return r;
+ }
+ evergreen_irq_set(rdev);
+
+ r = radeon_ring_init(rdev, rdev->cp.ring_size);
+ if (r)
+ return r;
+ r = cayman_cp_load_microcode(rdev);
+ if (r)
+ return r;
+ r = cayman_cp_resume(rdev);
+ if (r)
+ return r;
+
+ return 0;
+}
+
+int cayman_resume(struct radeon_device *rdev)
+{
+ int r;
+
+ /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
+ * posting will perform necessary task to bring back GPU into good
+ * shape.
+ */
+ /* post card */
+ atom_asic_init(rdev->mode_info.atom_context);
+
+ r = cayman_startup(rdev);
+ if (r) {
+ DRM_ERROR("cayman startup failed on resume\n");
+ return r;
+ }
+
+ r = r600_ib_test(rdev);
+ if (r) {
+ DRM_ERROR("radeon: failled testing IB (%d).\n", r);
+ return r;
+ }
+
+ return r;
+
+}
+
+int cayman_suspend(struct radeon_device *rdev)
+{
+ /* int r; */
+
+ /* FIXME: we should wait for ring to be empty */
+ cayman_cp_enable(rdev, false);
+ rdev->cp.ready = false;
+ evergreen_irq_suspend(rdev);
+ radeon_wb_disable(rdev);
+ cayman_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;
+}
+
+/* Plan is to move initialization in that function and use
+ * helper function so that radeon_device_init pretty much
+ * do nothing more than calling asic specific function. This
+ * should also allow to remove a bunch of callback function
+ * like vram_info.
+ */
+int cayman_init(struct radeon_device *rdev)
+{
+ int r;
+
+ /* This don't do much */
+ r = radeon_gem_init(rdev);
+ if (r)
+ return r;
+ /* Read BIOS */
+ if (!radeon_get_bios(rdev)) {
+ if (ASIC_IS_AVIVO(rdev))
+ return -EINVAL;
+ }
+ /* Must be an ATOMBIOS */
+ if (!rdev->is_atom_bios) {
+ dev_err(rdev->dev, "Expecting atombios for cayman GPU\n");
+ return -EINVAL;
+ }
+ r = radeon_atombios_init(rdev);
+ if (r)
+ return r;
+
+ /* Post card if necessary */
+ if (!radeon_card_posted(rdev)) {
+ if (!rdev->bios) {
+ dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
+ return -EINVAL;
+ }
+ DRM_INFO("GPU not posted. posting now...\n");
+ atom_asic_init(rdev->mode_info.atom_context);
+ }
+ /* Initialize scratch registers */
+ r600_scratch_init(rdev);
+ /* Initialize surface registers */
+ radeon_surface_init(rdev);
+ /* Initialize clocks */
+ radeon_get_clock_info(rdev->ddev);
+ /* Fence driver */
+ r = radeon_fence_driver_init(rdev);
+ if (r)
+ return r;
+ /* initialize memory controller */
+ r = evergreen_mc_init(rdev);
+ if (r)
+ return r;
+ /* Memory manager */
+ r = radeon_bo_init(rdev);
+ if (r)
+ return r;
+
+ r = radeon_irq_kms_init(rdev);
+ if (r)
+ return r;
+
+ rdev->cp.ring_obj = NULL;
+ r600_ring_init(rdev, 1024 * 1024);
+
+ rdev->ih.ring_obj = NULL;
+ r600_ih_ring_init(rdev, 64 * 1024);
+
+ r = r600_pcie_gart_init(rdev);
+ if (r)
+ return r;
+
+ rdev->accel_working = true;
+ r = cayman_startup(rdev);
+ if (r) {
+ dev_err(rdev->dev, "disabling GPU acceleration\n");
+ cayman_cp_fini(rdev);
+ r600_irq_fini(rdev);
+ radeon_wb_fini(rdev);
+ radeon_irq_kms_fini(rdev);
+ cayman_pcie_gart_fini(rdev);
+ rdev->accel_working = false;
+ }
+ if (rdev->accel_working) {
+ r = radeon_ib_pool_init(rdev);
+ if (r) {
+ DRM_ERROR("radeon: failed initializing IB pool (%d).\n", r);
+ rdev->accel_working = false;
+ }
+ r = r600_ib_test(rdev);
+ if (r) {
+ DRM_ERROR("radeon: failed testing IB (%d).\n", r);
+ rdev->accel_working = false;
+ }
+ }
+
+ /* Don't start up if the MC ucode is missing.
+ * The default clocks and voltages before the MC ucode
+ * is loaded are not suffient for advanced operations.
+ */
+ if (!rdev->mc_fw) {
+ DRM_ERROR("radeon: MC ucode required for NI+.\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+void cayman_fini(struct radeon_device *rdev)
+{
+ /* cayman_blit_fini(rdev); */
+ cayman_cp_fini(rdev);
+ r600_irq_fini(rdev);
+ radeon_wb_fini(rdev);
+ radeon_irq_kms_fini(rdev);
+ cayman_pcie_gart_fini(rdev);
+ radeon_gem_fini(rdev);
+ radeon_fence_driver_fini(rdev);
+ radeon_bo_fini(rdev);
+ radeon_atombios_fini(rdev);
+ kfree(rdev->bios);
+ rdev->bios = NULL;
+}
+
projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / commitdiff