[Intel-gfx] [PATCH] drm/aperture: Pass DRM driver structure instead of driver name

Dmitry Baryshkov dmitry.baryshkov at linaro.org
Thu Aug 5 20:37:32 UTC 2021


On 29/06/2021 16:58, Thomas Zimmermann wrote:
> Print the name of the DRM driver when taking over fbdev devices. Makes
> the output to dmesg more consistent. Note that the driver name is only
> used for printing a string to the kernel log. No UAPI is affected by this
> change.
> 
> Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
> ---

[...]

>   drivers/gpu/drm/msm/msm_fbdev.c               |  2 +-

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>

>   drivers/gpu/drm/nouveau/nouveau_drm.c         |  2 +-
>   drivers/gpu/drm/qxl/qxl_drv.c                 |  2 +-
>   drivers/gpu/drm/radeon/radeon_drv.c           |  2 +-
>   drivers/gpu/drm/rockchip/rockchip_drm_drv.c   |  2 +-
>   drivers/gpu/drm/sun4i/sun4i_drv.c             |  2 +-
>   drivers/gpu/drm/tegra/drm.c                   |  2 +-
>   drivers/gpu/drm/tiny/cirrus.c                 |  2 +-
>   drivers/gpu/drm/vboxvideo/vbox_drv.c          |  2 +-
>   drivers/gpu/drm/vc4/vc4_drv.c                 |  2 +-
>   drivers/gpu/drm/virtio/virtgpu_drv.c          |  2 +-
>   drivers/gpu/drm/vmwgfx/vmwgfx_drv.c           |  2 +-
>   include/drm/drm_aperture.h                    | 14 +++++++++-----
>   23 files changed, 43 insertions(+), 34 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> index 6f30c525caac..accf9c1b967a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> @@ -1278,7 +1278,7 @@ static int amdgpu_pci_probe(struct pci_dev *pdev,
>   #endif
>   
>   	/* Get rid of things like offb */
> -	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, "amdgpudrmfb");
> +	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &amdgpu_kms_driver);
>   	if (ret)
>   		return ret;
>   
> diff --git a/drivers/gpu/drm/armada/armada_drv.c b/drivers/gpu/drm/armada/armada_drv.c
> index dab0a1f0983b..31925ae3ab72 100644
> --- a/drivers/gpu/drm/armada/armada_drv.c
> +++ b/drivers/gpu/drm/armada/armada_drv.c
> @@ -95,7 +95,7 @@ static int armada_drm_bind(struct device *dev)
>   	}
>   
>   	/* Remove early framebuffers */
> -	ret = drm_aperture_remove_framebuffers(false, "armada-drm-fb");
> +	ret = drm_aperture_remove_framebuffers(false, &armada_drm_driver);
>   	if (ret) {
>   		dev_err(dev, "[" DRM_NAME ":%s] can't kick out simple-fb: %d\n",
>   			__func__, ret);
> diff --git a/drivers/gpu/drm/ast/ast_drv.c b/drivers/gpu/drm/ast/ast_drv.c
> index 5aa452b4efe6..86d5cd7b6318 100644
> --- a/drivers/gpu/drm/ast/ast_drv.c
> +++ b/drivers/gpu/drm/ast/ast_drv.c
> @@ -100,7 +100,7 @@ static int ast_remove_conflicting_framebuffers(struct pci_dev *pdev)
>   	primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
>   #endif
>   
> -	return drm_aperture_remove_conflicting_framebuffers(base, size, primary, "astdrmfb");
> +	return drm_aperture_remove_conflicting_framebuffers(base, size, primary, &ast_driver);
>   }
>   
>   static int ast_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
> diff --git a/drivers/gpu/drm/bochs/bochs_drv.c b/drivers/gpu/drm/bochs/bochs_drv.c
> index c828cadbabff..0d232b44ecd7 100644
> --- a/drivers/gpu/drm/bochs/bochs_drv.c
> +++ b/drivers/gpu/drm/bochs/bochs_drv.c
> @@ -110,7 +110,7 @@ static int bochs_pci_probe(struct pci_dev *pdev,
>   		return -ENOMEM;
>   	}
>   
> -	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, "bochsdrmfb");
> +	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &bochs_driver);
>   	if (ret)
>   		return ret;
>   
> diff --git a/drivers/gpu/drm/drm_aperture.c b/drivers/gpu/drm/drm_aperture.c
> index 9335d9d6cf9a..9ac39cf11694 100644
> --- a/drivers/gpu/drm/drm_aperture.c
> +++ b/drivers/gpu/drm/drm_aperture.c
> @@ -33,6 +33,10 @@
>    *
>    * .. code-block:: c
>    *
> + *	static const struct drm_driver example_driver = {
> + *		...
> + *	};
> + *
>    *	static int remove_conflicting_framebuffers(struct pci_dev *pdev)
>    *	{
>    *		bool primary = false;
> @@ -46,7 +50,7 @@
>    *	#endif
>    *
>    *		return drm_aperture_remove_conflicting_framebuffers(base, size, primary,
> - *		                                                    "example driver");
> + *		                                                    &example_driver);
>    *	}
>    *
>    *	static int probe(struct pci_dev *pdev)
> @@ -274,7 +278,7 @@ static void drm_aperture_detach_drivers(resource_size_t base, resource_size_t si
>    * @base: the aperture's base address in physical memory
>    * @size: aperture size in bytes
>    * @primary: also kick vga16fb if present
> - * @name: requesting driver name
> + * @req_driver: requesting DRM driver
>    *
>    * This function removes graphics device drivers which use memory range described by
>    * @base and @size.
> @@ -283,7 +287,7 @@ static void drm_aperture_detach_drivers(resource_size_t base, resource_size_t si
>    * 0 on success, or a negative errno code otherwise
>    */
>   int drm_aperture_remove_conflicting_framebuffers(resource_size_t base, resource_size_t size,
> -						 bool primary, const char *name)
> +						 bool primary, const struct drm_driver *req_driver)
>   {
>   #if IS_REACHABLE(CONFIG_FB)
>   	struct apertures_struct *a;
> @@ -296,7 +300,7 @@ int drm_aperture_remove_conflicting_framebuffers(resource_size_t base, resource_
>   	a->ranges[0].base = base;
>   	a->ranges[0].size = size;
>   
> -	ret = remove_conflicting_framebuffers(a, name, primary);
> +	ret = remove_conflicting_framebuffers(a, req_driver->name, primary);
>   	kfree(a);
>   
>   	if (ret)
> @@ -312,7 +316,7 @@ EXPORT_SYMBOL(drm_aperture_remove_conflicting_framebuffers);
>   /**
>    * drm_aperture_remove_conflicting_pci_framebuffers - remove existing framebuffers for PCI devices
>    * @pdev: PCI device
> - * @name: requesting driver name
> + * @req_driver: requesting DRM driver
>    *
>    * This function removes graphics device drivers using memory range configured
>    * for any of @pdev's memory bars. The function assumes that PCI device with
> @@ -321,7 +325,8 @@ EXPORT_SYMBOL(drm_aperture_remove_conflicting_framebuffers);
>    * Returns:
>    * 0 on success, or a negative errno code otherwise
>    */
> -int drm_aperture_remove_conflicting_pci_framebuffers(struct pci_dev *pdev, const char *name)
> +int drm_aperture_remove_conflicting_pci_framebuffers(struct pci_dev *pdev,
> +						     const struct drm_driver *req_driver)
>   {
>   	resource_size_t base, size;
>   	int bar, ret = 0;
> @@ -339,7 +344,7 @@ int drm_aperture_remove_conflicting_pci_framebuffers(struct pci_dev *pdev, const
>   	 * otherwise the vga fbdev driver falls over.
>   	 */
>   #if IS_REACHABLE(CONFIG_FB)
> -	ret = remove_conflicting_pci_framebuffers(pdev, name);
> +	ret = remove_conflicting_pci_framebuffers(pdev, req_driver->name);
>   #endif
>   	if (ret == 0)
>   		ret = vga_remove_vgacon(pdev);
> diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
> index f4bc5386574a..6f0297b854f2 100644
> --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
> +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
> @@ -314,7 +314,7 @@ static int hibmc_pci_probe(struct pci_dev *pdev,
>   	struct drm_device *dev;
>   	int ret;
>   
> -	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, "hibmcdrmfb");
> +	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &hibmc_driver);
>   	if (ret)
>   		return ret;
>   
> diff --git a/drivers/gpu/drm/hyperv/hyperv_drm_drv.c b/drivers/gpu/drm/hyperv/hyperv_drm_drv.c
> index eb06c92c4bfd..cd818a629183 100644
> --- a/drivers/gpu/drm/hyperv/hyperv_drm_drv.c
> +++ b/drivers/gpu/drm/hyperv/hyperv_drm_drv.c
> @@ -82,7 +82,7 @@ static int hyperv_setup_gen1(struct hyperv_drm_device *hv)
>   		return -ENODEV;
>   	}
>   
> -	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, "hypervdrmfb");
> +	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &hyperv_driver);
>   	if (ret) {
>   		drm_err(dev, "Not able to remove boot fb\n");
>   		return ret;
> @@ -127,7 +127,7 @@ static int hyperv_setup_gen2(struct hyperv_drm_device *hv,
>   	drm_aperture_remove_conflicting_framebuffers(screen_info.lfb_base,
>   						     screen_info.lfb_size,
>   						     false,
> -						     "hypervdrmfb");
> +						     &hyperv_driver);
>   
>   	hv->fb_size = (unsigned long)hv->mmio_megabytes * 1024 * 1024;
>   
> diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
> index 850b499c71c8..62327c15f457 100644
> --- a/drivers/gpu/drm/i915/i915_drv.c
> +++ b/drivers/gpu/drm/i915/i915_drv.c
> @@ -562,7 +562,7 @@ static int i915_driver_hw_probe(struct drm_i915_private *dev_priv)
>   	if (ret)
>   		goto err_perf;
>   
> -	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, "inteldrmfb");
> +	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, dev_priv->drm.driver);
>   	if (ret)
>   		goto err_ggtt;
>   
> diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c
> index a7388bf7c838..3d0ccc7eef1b 100644
> --- a/drivers/gpu/drm/meson/meson_drv.c
> +++ b/drivers/gpu/drm/meson/meson_drv.c
> @@ -285,7 +285,7 @@ static int meson_drv_bind_master(struct device *dev, bool has_components)
>   	 * Remove early framebuffers (ie. simplefb). The framebuffer can be
>   	 * located anywhere in RAM
>   	 */
> -	ret = drm_aperture_remove_framebuffers(false, "meson-drm-fb");
> +	ret = drm_aperture_remove_framebuffers(false, &meson_driver);
>   	if (ret)
>   		goto free_drm;
>   
> diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.c b/drivers/gpu/drm/mgag200/mgag200_drv.c
> index a701d9563257..36d1bfb3213f 100644
> --- a/drivers/gpu/drm/mgag200/mgag200_drv.c
> +++ b/drivers/gpu/drm/mgag200/mgag200_drv.c
> @@ -342,7 +342,7 @@ mgag200_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
>   	struct drm_device *dev;
>   	int ret;
>   
> -	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, "mgag200drmfb");
> +	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &mgag200_driver);
>   	if (ret)
>   		return ret;
>   
> diff --git a/drivers/gpu/drm/msm/msm_fbdev.c b/drivers/gpu/drm/msm/msm_fbdev.c
> index 227404077e39..67fae60f2fa5 100644
> --- a/drivers/gpu/drm/msm/msm_fbdev.c
> +++ b/drivers/gpu/drm/msm/msm_fbdev.c
> @@ -169,7 +169,7 @@ struct drm_fb_helper *msm_fbdev_init(struct drm_device *dev)
>   	}
>   
>   	/* the fw fb could be anywhere in memory */
> -	ret = drm_aperture_remove_framebuffers(false, "msm");
> +	ret = drm_aperture_remove_framebuffers(false, dev->driver);
>   	if (ret)
>   		goto fini;
>   
> diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c
> index a616cf4573b8..df8a2d92f473 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_drm.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c
> @@ -738,7 +738,7 @@ static int nouveau_drm_probe(struct pci_dev *pdev,
>   	nvkm_device_del(&device);
>   
>   	/* Remove conflicting drivers (vesafb, efifb etc). */
> -	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, "nouveaufb");
> +	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &driver_pci);
>   	if (ret)
>   		return ret;
>   
> diff --git a/drivers/gpu/drm/qxl/qxl_drv.c b/drivers/gpu/drm/qxl/qxl_drv.c
> index 854e6c5a563f..31f4c86ceb99 100644
> --- a/drivers/gpu/drm/qxl/qxl_drv.c
> +++ b/drivers/gpu/drm/qxl/qxl_drv.c
> @@ -95,7 +95,7 @@ qxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
>   	if (ret)
>   		return ret;
>   
> -	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, "qxl");
> +	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &qxl_driver);
>   	if (ret)
>   		goto disable_pci;
>   
> diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
> index 8cd135fa6dcd..82ee8244c9b3 100644
> --- a/drivers/gpu/drm/radeon/radeon_drv.c
> +++ b/drivers/gpu/drm/radeon/radeon_drv.c
> @@ -330,7 +330,7 @@ static int radeon_pci_probe(struct pci_dev *pdev,
>   		return -EPROBE_DEFER;
>   
>   	/* Get rid of things like offb */
> -	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, "radeondrmfb");
> +	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &kms_driver);
>   	if (ret)
>   		return ret;
>   
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
> index b730b8d5d949..17a189bb6bbc 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
> @@ -116,7 +116,7 @@ static int rockchip_drm_bind(struct device *dev)
>   	int ret;
>   
>   	/* Remove existing drivers that may own the framebuffer memory. */
> -	ret = drm_aperture_remove_framebuffers(false, "rockchip-drm-fb");
> +	ret = drm_aperture_remove_framebuffers(false, &rockchip_drm_driver);
>   	if (ret) {
>   		DRM_DEV_ERROR(dev,
>   			      "Failed to remove existing framebuffers - %d.\n",
> diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c
> index af335f58bdfc..6bc1c8d6d43b 100644
> --- a/drivers/gpu/drm/sun4i/sun4i_drv.c
> +++ b/drivers/gpu/drm/sun4i/sun4i_drv.c
> @@ -100,7 +100,7 @@ static int sun4i_drv_bind(struct device *dev)
>   	drm->irq_enabled = true;
>   
>   	/* Remove early framebuffers (ie. simplefb) */
> -	ret = drm_aperture_remove_framebuffers(false, "sun4i-drm-fb");
> +	ret = drm_aperture_remove_framebuffers(false, &sun4i_drv_driver);
>   	if (ret)
>   		goto cleanup_mode_config;
>   
> diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c
> index f96c237b2242..2c8fc14bba1f 100644
> --- a/drivers/gpu/drm/tegra/drm.c
> +++ b/drivers/gpu/drm/tegra/drm.c
> @@ -1204,7 +1204,7 @@ static int host1x_drm_probe(struct host1x_device *dev)
>   
>   	drm_mode_config_reset(drm);
>   
> -	err = drm_aperture_remove_framebuffers(false, "tegradrmfb");
> +	err = drm_aperture_remove_framebuffers(false, &tegra_drm_driver);
>   	if (err < 0)
>   		goto hub;
>   
> diff --git a/drivers/gpu/drm/tiny/cirrus.c b/drivers/gpu/drm/tiny/cirrus.c
> index 42611dacde88..a8b476a59c0d 100644
> --- a/drivers/gpu/drm/tiny/cirrus.c
> +++ b/drivers/gpu/drm/tiny/cirrus.c
> @@ -550,7 +550,7 @@ static int cirrus_pci_probe(struct pci_dev *pdev,
>   	struct cirrus_device *cirrus;
>   	int ret;
>   
> -	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, "cirrusdrmfb");
> +	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &cirrus_driver);
>   	if (ret)
>   		return ret;
>   
> diff --git a/drivers/gpu/drm/vboxvideo/vbox_drv.c b/drivers/gpu/drm/vboxvideo/vbox_drv.c
> index 6d4b32da9866..879a2445cc44 100644
> --- a/drivers/gpu/drm/vboxvideo/vbox_drv.c
> +++ b/drivers/gpu/drm/vboxvideo/vbox_drv.c
> @@ -43,7 +43,7 @@ static int vbox_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
>   	if (!vbox_check_supported(VBE_DISPI_ID_HGSMI))
>   		return -ENODEV;
>   
> -	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, "vboxvideodrmfb");
> +	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &driver);
>   	if (ret)
>   		return ret;
>   
> diff --git a/drivers/gpu/drm/vc4/vc4_drv.c b/drivers/gpu/drm/vc4/vc4_drv.c
> index 8a60fb8ad370..73335feb712f 100644
> --- a/drivers/gpu/drm/vc4/vc4_drv.c
> +++ b/drivers/gpu/drm/vc4/vc4_drv.c
> @@ -265,7 +265,7 @@ static int vc4_drm_bind(struct device *dev)
>   	if (ret)
>   		goto unbind_all;
>   
> -	ret = drm_aperture_remove_framebuffers(false, "vc4drmfb");
> +	ret = drm_aperture_remove_framebuffers(false, &vc4_drm_driver);
>   	if (ret)
>   		goto unbind_all;
>   
> diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.c b/drivers/gpu/drm/virtio/virtgpu_drv.c
> index ca77edbc5ea0..ed85a7863256 100644
> --- a/drivers/gpu/drm/virtio/virtgpu_drv.c
> +++ b/drivers/gpu/drm/virtio/virtgpu_drv.c
> @@ -57,7 +57,7 @@ static int virtio_gpu_pci_quirk(struct drm_device *dev, struct virtio_device *vd
>   		 vga ? "virtio-vga" : "virtio-gpu-pci",
>   		 pname);
>   	if (vga) {
> -		ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, "virtiodrmfb");
> +		ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &driver);
>   		if (ret)
>   			return ret;
>   	}
> diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
> index 086dc75e7b42..40864ce19ae1 100644
> --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
> +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
> @@ -1574,7 +1574,7 @@ static int vmw_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
>   	struct vmw_private *vmw;
>   	int ret;
>   
> -	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, "svgadrmfb");
> +	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &driver);
>   	if (ret)
>   		return ret;
>   
> diff --git a/include/drm/drm_aperture.h b/include/drm/drm_aperture.h
> index 6c148078780c..7096703c3949 100644
> --- a/include/drm/drm_aperture.h
> +++ b/include/drm/drm_aperture.h
> @@ -6,20 +6,22 @@
>   #include <linux/types.h>
>   
>   struct drm_device;
> +struct drm_driver;
>   struct pci_dev;
>   
>   int devm_aperture_acquire_from_firmware(struct drm_device *dev, resource_size_t base,
>   					resource_size_t size);
>   
>   int drm_aperture_remove_conflicting_framebuffers(resource_size_t base, resource_size_t size,
> -						 bool primary, const char *name);
> +						 bool primary, const struct drm_driver *req_driver);
>   
> -int drm_aperture_remove_conflicting_pci_framebuffers(struct pci_dev *pdev, const char *name);
> +int drm_aperture_remove_conflicting_pci_framebuffers(struct pci_dev *pdev,
> +						     const struct drm_driver *req_driver);
>   
>   /**
>    * drm_aperture_remove_framebuffers - remove all existing framebuffers
>    * @primary: also kick vga16fb if present
> - * @name: requesting driver name
> + * @req_driver: requesting DRM driver
>    *
>    * This function removes all graphics device drivers. Use this function on systems
>    * that can have their framebuffer located anywhere in memory.
> @@ -27,9 +29,11 @@ int drm_aperture_remove_conflicting_pci_framebuffers(struct pci_dev *pdev, const
>    * Returns:
>    * 0 on success, or a negative errno code otherwise
>    */
> -static inline int drm_aperture_remove_framebuffers(bool primary, const char *name)
> +static inline int
> +drm_aperture_remove_framebuffers(bool primary, const struct drm_driver *req_driver)
>   {
> -	return drm_aperture_remove_conflicting_framebuffers(0, (resource_size_t)-1, primary, name);
> +	return drm_aperture_remove_conflicting_framebuffers(0, (resource_size_t)-1, primary,
> +							    req_driver);
>   }
>   
>   #endif
> 


-- 
With best wishes
Dmitry


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