"LAST",
};
+/**
+ * DOC: pcie_replay_count
+ *
+ * The amdgpu driver provides a sysfs API for reporting the total number
+ * of PCIe replays (NAKs)
+ * The file pcie_replay_count is used for this and returns the total
+ * number of replays as a sum of the NAKs generated and NAKs received
+ */
+
+static ssize_t amdgpu_device_get_pcie_replay_count(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct drm_device *ddev = dev_get_drvdata(dev);
+ struct amdgpu_device *adev = ddev->dev_private;
+ uint64_t cnt = amdgpu_asic_get_pcie_replay_count(adev);
+
+ return snprintf(buf, PAGE_SIZE, "%llu\n", cnt);
+}
+
+static DEVICE_ATTR(pcie_replay_count, S_IRUGO,
+ amdgpu_device_get_pcie_replay_count, NULL);
+
static void amdgpu_device_get_pcie_info(struct amdgpu_device *adev);
/**
* Validates certain module parameters and updates
* the associated values used by the driver (all asics).
*/
-static void amdgpu_device_check_arguments(struct amdgpu_device *adev)
+static int amdgpu_device_check_arguments(struct amdgpu_device *adev)
{
+ int ret = 0;
+
if (amdgpu_sched_jobs < 4) {
dev_warn(adev->dev, "sched jobs (%d) must be at least 4\n",
amdgpu_sched_jobs);
amdgpu_vram_page_split = 1024;
}
- if (amdgpu_lockup_timeout == 0) {
- dev_warn(adev->dev, "lockup_timeout msut be > 0, adjusting to 10000\n");
- amdgpu_lockup_timeout = 10000;
+ ret = amdgpu_device_get_job_timeout_settings(adev);
+ if (ret) {
+ dev_err(adev->dev, "invalid lockup_timeout parameter syntax\n");
+ return ret;
}
adev->firmware.load_type = amdgpu_ucode_get_load_type(adev, amdgpu_fw_load_type);
+
+ return ret;
}
/**
mutex_init(&adev->lock_reset);
mutex_init(&adev->virt.dpm_mutex);
- amdgpu_device_check_arguments(adev);
+ r = amdgpu_device_check_arguments(adev);
+ if (r)
+ return r;
spin_lock_init(&adev->mmio_idx_lock);
spin_lock_init(&adev->smc_idx_lock);
/* must succeed. */
amdgpu_ras_post_init(adev);
+ r = device_create_file(adev->dev, &dev_attr_pcie_replay_count);
+ if (r) {
+ dev_err(adev->dev, "Could not create pcie_replay_count");
+ return r;
+ }
+
return 0;
failed:
adev->rmmio = NULL;
amdgpu_device_doorbell_fini(adev);
amdgpu_debugfs_regs_cleanup(adev);
+ device_remove_file(adev->dev, &dev_attr_pcie_replay_count);
}
if (vram_lost)
amdgpu_device_fill_reset_magic(tmp_adev);
+ r = amdgpu_device_ip_late_init(tmp_adev);
+ if (r)
+ goto out;
+
/* Update PSP FW topology after reset */
if (hive && tmp_adev->gmc.xgmi.num_physical_nodes > 1)
r = amdgpu_xgmi_update_topology(hive, tmp_adev);