Merge tag 'drm-misc-next-fixes-2023-02-02' of...

Merge tag 'drm-misc-next-fixes-2023-02-02' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

Short summary of fixes pull:

A number of simple fixes throughout the DRM codebase.
Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/Y9twz2rqOP2+LjaT@linux-uq9g

drivers/accel/Kconfig

@@ -6,9 +6,10 @@
 # as, but not limited to, Machine-Learning and Deep-Learning acceleration
 # devices
 #
+if DRM
+
 menuconfig DRM_ACCEL
 	bool "Compute Acceleration Framework"
-	depends on DRM
 	help
 	  Framework for device drivers of compute acceleration devices, such
 	  as, but not limited to, Machine-Learning and Deep-Learning
@@ -25,3 +26,5 @@ menuconfig DRM_ACCEL
 
 source "drivers/accel/habanalabs/Kconfig"
 source "drivers/accel/ivpu/Kconfig"
+
+endif

drivers/accel/ivpu/ivpu_drv.c

@@ -356,7 +356,6 @@ int ivpu_shutdown(struct ivpu_device *vdev)
 
 static const struct file_operations ivpu_fops = {
 	.owner		= THIS_MODULE,
-	.mmap           = drm_gem_mmap,
 	DRM_ACCEL_FOPS,
 };
 

drivers/dma-buf/dma-fence.c

@@ -167,7 +167,7 @@ struct dma_fence *dma_fence_allocate_private_stub(void)
 		       0, 0);
 
 	set_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT,
-		&dma_fence_stub.flags);
+		&fence->flags);
 
 	dma_fence_signal(fence);
 

drivers/gpu/drm/drm_gem_shmem_helper.c

@@ -415,7 +415,7 @@ void drm_gem_shmem_vunmap(struct drm_gem_shmem_object *shmem,
 }
 EXPORT_SYMBOL(drm_gem_shmem_vunmap);
 
-static struct drm_gem_shmem_object *
+static int
 drm_gem_shmem_create_with_handle(struct drm_file *file_priv,
 				 struct drm_device *dev, size_t size,
 				 uint32_t *handle)
@@ -425,7 +425,7 @@ drm_gem_shmem_create_with_handle(struct drm_file *file_priv,
 
 	shmem = drm_gem_shmem_create(dev, size);
 	if (IS_ERR(shmem))
-		return shmem;
+		return PTR_ERR(shmem);
 
 	/*
 	 * Allocate an id of idr table where the obj is registered
@@ -434,10 +434,8 @@ drm_gem_shmem_create_with_handle(struct drm_file *file_priv,
 	ret = drm_gem_handle_create(file_priv, &shmem->base, handle);
 	/* drop reference from allocate - handle holds it now. */
 	drm_gem_object_put(&shmem->base);
-	if (ret)
-		return ERR_PTR(ret);
 
-	return shmem;
+	return ret;
 }
 
 /* Update madvise status, returns true if not purged, else
@@ -520,7 +518,6 @@ int drm_gem_shmem_dumb_create(struct drm_file *file, struct drm_device *dev,
 			      struct drm_mode_create_dumb *args)
 {
 	u32 min_pitch = DIV_ROUND_UP(args->width * args->bpp, 8);
-	struct drm_gem_shmem_object *shmem;
 
 	if (!args->pitch || !args->size) {
 		args->pitch = min_pitch;
@@ -533,9 +530,7 @@ int drm_gem_shmem_dumb_create(struct drm_file *file, struct drm_device *dev,
 			args->size = PAGE_ALIGN(args->pitch * args->height);
 	}
 
-	shmem = drm_gem_shmem_create_with_handle(file, dev, args->size, &args->handle);
-
-	return PTR_ERR_OR_ZERO(shmem);
+	return drm_gem_shmem_create_with_handle(file, dev, args->size, &args->handle);
 }
 EXPORT_SYMBOL_GPL(drm_gem_shmem_dumb_create);
 

drivers/gpu/drm/tiny/simpledrm.c

@@ -719,8 +719,8 @@ static struct simpledrm_device *simpledrm_device_create(struct drm_driver *drv,
 		drm_dbg(dev, "using system memory framebuffer at %pr\n", mem);
 
 		screen_base = devm_memremap(dev->dev, mem->start, resource_size(mem), MEMREMAP_WC);
-		if (!screen_base)
-			return ERR_PTR(-ENOMEM);
+		if (IS_ERR(screen_base))
+			return screen_base;
 
 		iosys_map_set_vaddr(&sdev->screen_base, screen_base);
 	} else {

include/drm/drm_client.h

@@ -108,7 +108,7 @@ struct drm_client_dev {
 	struct drm_mode_set *modesets;
 
 	/**
-	 * @hotplug failed:
+	 * @hotplug_failed:
 	 *
 	 * Set by client hotplug helpers if the hotplugging failed
 	 * before. It is usually not tried again.