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path: root/drivers/accel/amdxdna/amdxdna_pci_drv.c
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Diffstat (limited to 'drivers/accel/amdxdna/amdxdna_pci_drv.c')
-rw-r--r--drivers/accel/amdxdna/amdxdna_pci_drv.c63
1 files changed, 11 insertions, 52 deletions
diff --git a/drivers/accel/amdxdna/amdxdna_pci_drv.c b/drivers/accel/amdxdna/amdxdna_pci_drv.c
index 569cd703729d..1973ab67721b 100644
--- a/drivers/accel/amdxdna/amdxdna_pci_drv.c
+++ b/drivers/accel/amdxdna/amdxdna_pci_drv.c
@@ -13,13 +13,11 @@
#include <drm/gpu_scheduler.h>
#include <linux/iommu.h>
#include <linux/pci.h>
-#include <linux/pm_runtime.h>
#include "amdxdna_ctx.h"
#include "amdxdna_gem.h"
#include "amdxdna_pci_drv.h"
-
-#define AMDXDNA_AUTOSUSPEND_DELAY 5000 /* milliseconds */
+#include "amdxdna_pm.h"
MODULE_FIRMWARE("amdnpu/1502_00/npu.sbin");
MODULE_FIRMWARE("amdnpu/17f0_10/npu.sbin");
@@ -29,9 +27,14 @@ MODULE_FIRMWARE("amdnpu/17f0_20/npu.sbin");
/*
* 0.0: Initial version
* 0.1: Support getting all hardware contexts by DRM_IOCTL_AMDXDNA_GET_ARRAY
+ * 0.2: Support getting last error hardware error
+ * 0.3: Support firmware debug buffer
+ * 0.4: Support getting resource information
+ * 0.5: Support getting telemetry data
+ * 0.6: Support preemption
*/
#define AMDXDNA_DRIVER_MAJOR 0
-#define AMDXDNA_DRIVER_MINOR 1
+#define AMDXDNA_DRIVER_MINOR 6
/*
* Bind the driver base on (vendor_id, device_id) pair and later use the
@@ -61,17 +64,9 @@ static int amdxdna_drm_open(struct drm_device *ddev, struct drm_file *filp)
struct amdxdna_client *client;
int ret;
- ret = pm_runtime_resume_and_get(ddev->dev);
- if (ret) {
- XDNA_ERR(xdna, "Failed to get rpm, ret %d", ret);
- return ret;
- }
-
client = kzalloc(sizeof(*client), GFP_KERNEL);
- if (!client) {
- ret = -ENOMEM;
- goto put_rpm;
- }
+ if (!client)
+ return -ENOMEM;
client->pid = pid_nr(rcu_access_pointer(filp->pid));
client->xdna = xdna;
@@ -106,9 +101,6 @@ unbind_sva:
iommu_sva_unbind_device(client->sva);
failed:
kfree(client);
-put_rpm:
- pm_runtime_mark_last_busy(ddev->dev);
- pm_runtime_put_autosuspend(ddev->dev);
return ret;
}
@@ -130,8 +122,6 @@ static void amdxdna_drm_close(struct drm_device *ddev, struct drm_file *filp)
XDNA_DBG(xdna, "pid %d closed", client->pid);
kfree(client);
- pm_runtime_mark_last_busy(ddev->dev);
- pm_runtime_put_autosuspend(ddev->dev);
}
static int amdxdna_flush(struct file *f, fl_owner_t id)
@@ -310,19 +300,12 @@ static int amdxdna_probe(struct pci_dev *pdev, const struct pci_device_id *id)
goto failed_dev_fini;
}
- pm_runtime_set_autosuspend_delay(dev, AMDXDNA_AUTOSUSPEND_DELAY);
- pm_runtime_use_autosuspend(dev);
- pm_runtime_allow(dev);
-
ret = drm_dev_register(&xdna->ddev, 0);
if (ret) {
XDNA_ERR(xdna, "DRM register failed, ret %d", ret);
- pm_runtime_forbid(dev);
goto failed_sysfs_fini;
}
- pm_runtime_mark_last_busy(dev);
- pm_runtime_put_autosuspend(dev);
return 0;
failed_sysfs_fini:
@@ -339,14 +322,10 @@ destroy_notifier_wq:
static void amdxdna_remove(struct pci_dev *pdev)
{
struct amdxdna_dev *xdna = pci_get_drvdata(pdev);
- struct device *dev = &pdev->dev;
struct amdxdna_client *client;
destroy_workqueue(xdna->notifier_wq);
- pm_runtime_get_noresume(dev);
- pm_runtime_forbid(dev);
-
drm_dev_unplug(&xdna->ddev);
amdxdna_sysfs_fini(xdna);
@@ -365,29 +344,9 @@ static void amdxdna_remove(struct pci_dev *pdev)
mutex_unlock(&xdna->dev_lock);
}
-static int amdxdna_pmops_suspend(struct device *dev)
-{
- struct amdxdna_dev *xdna = pci_get_drvdata(to_pci_dev(dev));
-
- if (!xdna->dev_info->ops->suspend)
- return -EOPNOTSUPP;
-
- return xdna->dev_info->ops->suspend(xdna);
-}
-
-static int amdxdna_pmops_resume(struct device *dev)
-{
- struct amdxdna_dev *xdna = pci_get_drvdata(to_pci_dev(dev));
-
- if (!xdna->dev_info->ops->resume)
- return -EOPNOTSUPP;
-
- return xdna->dev_info->ops->resume(xdna);
-}
-
static const struct dev_pm_ops amdxdna_pm_ops = {
- SYSTEM_SLEEP_PM_OPS(amdxdna_pmops_suspend, amdxdna_pmops_resume)
- RUNTIME_PM_OPS(amdxdna_pmops_suspend, amdxdna_pmops_resume, NULL)
+ SYSTEM_SLEEP_PM_OPS(amdxdna_pm_suspend, amdxdna_pm_resume)
+ RUNTIME_PM_OPS(amdxdna_pm_suspend, amdxdna_pm_resume, NULL)
};
static struct pci_driver amdxdna_pci_driver = {