105 lines
2.9 KiB
Text
105 lines
2.9 KiB
Text
diff --git a/kernel-open/nvidia-drm/nvidia-drm-drv.c b/kernel-open/nvidia-drm/nvidia-drm-drv.c
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index 8cb94219..27b3cbd9 100644
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--- a/kernel-open/nvidia-drm/nvidia-drm-drv.c
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+++ b/kernel-open/nvidia-drm/nvidia-drm-drv.c
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@@ -100,6 +100,11 @@
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#include <drm/drm_atomic_helper.h>
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#endif
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+#include <linux/version.h>
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+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 12, 0)
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+#include <drm/drm_client.h>
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+#endif
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+
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static int nv_drm_revoke_modeset_permission(struct drm_device *dev,
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struct drm_file *filep,
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NvU32 dpyId);
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@@ -147,7 +152,7 @@
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#if defined(NV_DRM_ATOMIC_MODESET_AVAILABLE)
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-#if defined(NV_DRM_OUTPUT_POLL_CHANGED_PRESENT)
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+
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static void nv_drm_output_poll_changed(struct drm_device *dev)
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{
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struct drm_connector *connector = NULL;
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@@ -191,7 +196,7 @@
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nv_drm_connector_list_iter_end(&conn_iter);
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#endif
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}
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-#endif /* NV_DRM_OUTPUT_POLL_CHANGED_PRESENT */
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+
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static struct drm_framebuffer *nv_drm_framebuffer_create(
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struct drm_device *dev,
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@@ -229,9 +234,7 @@
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.atomic_check = nv_drm_atomic_check,
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.atomic_commit = nv_drm_atomic_commit,
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- #if defined(NV_DRM_OUTPUT_POLL_CHANGED_PRESENT)
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- .output_poll_changed = nv_drm_output_poll_changed,
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- #endif
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+
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};
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static void nv_drm_event_callback(const struct NvKmsKapiEvent *event)
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@@ -1711,6 +1714,10 @@
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.read = drm_read,
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.llseek = noop_llseek,
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+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 12, 0)
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+ // Rel. commit. "fs: move FMODE_UNSIGNED_OFFSET to fop_flags" (Christian Brauner, 9 Aug 2024)
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+ .fop_flags = FOP_UNSIGNED_OFFSET,
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+#endif
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};
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static const struct drm_ioctl_desc nv_drm_ioctls[] = {
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@@ -1939,6 +1946,20 @@
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}
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+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 12, 0)
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+static int hotplug_helper_client_hotplug(struct drm_client_dev *client)
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+{
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+ nv_drm_output_poll_changed(client->dev);
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+ return 0;
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+}
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+
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+static const struct drm_client_funcs nv_hotplug_helper_client_funcs = {
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+ .owner = THIS_MODULE,
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+ .hotplug = hotplug_helper_client_hotplug,
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+};
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+#endif
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+
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+
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/*
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* Helper function for allocate/register DRM device for given NVIDIA GPU ID.
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@@ -2029,8 +2050,27 @@
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nv_dev->next = dev_list;
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dev_list = nv_dev;
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+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 12, 0)
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+ /* Register a DRM client for receiving hotplug events */
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+ struct drm_client_dev *client = kzalloc(sizeof(*client), GFP_KERNEL);
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+ if (client == NULL || drm_client_init(dev, client,
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+ "nv-hotplug-helper", &nv_hotplug_helper_client_funcs)) {
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+ printk(KERN_WARNING "Failed to initialize the nv-hotplug-helper DRM client.");
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+ goto failed_drm_client_init;
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+ }
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+
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+ drm_client_register(client);
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+ pr_info("Registered the nv-hotplug-helper DRM client.");
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+#endif
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+
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return; /* Success */
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+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 12, 0)
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+failed_drm_client_init:
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+
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+ kfree(client);
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+#endif
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+
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failed_drm_register:
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nv_drm_dev_free(dev);
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