Re: [PATCH 2/3] drm/radeon: Implement radeon_pci_shutdown

Konrad Rzeszutek Wilk
2013-09-09T13:33:19Z

On Sun, Sep 08, 2013 at 02:10:58PM +0200, Markus Trippelsdorf wrote:
> Currently radeon devices are not properbly shutdown during kexec. This

properly

> cases a varity of issues, e.g. dpm initialization failures.
> Fix this by implementing a radeon_pci_shutdown function, that unloads
> the driver cleanly.
>
> Signed-off-by: Markus Trippelsdorf <markus@trippelsdorf.de>
> ---
> drivers/gpu/drm/radeon/radeon_drv.c | 10 ++++++++++
> 1 file changed, 10 insertions(+)
>
> diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
> index cb4445f..d71edee 100644
> --- a/drivers/gpu/drm/radeon/radeon_drv.c
> +++ b/drivers/gpu/drm/radeon/radeon_drv.c
> @@ -380,6 +380,15 @@ static const struct file_operations radeon_driver_kms_fops = {
> #endif
> };
>
> +
> +static void
> +radeon_pci_shutdown(struct pci_dev *pdev)
> +{
> + struct drm_device *dev = pci_get_drvdata(pdev);
> +
> + radeon_driver_unload_kms(dev);
> +}
> +
> static struct drm_driver kms_driver = {
> .driver_features =
> DRIVER_USE_AGP |
> @@ -453,6 +462,7 @@ static struct pci_driver radeon_kms_pci_driver = {
> .remove = radeon_pci_remove,
> .suspend = radeon_pci_suspend,
> .resume = radeon_pci_resume,
> + .shutdown = radeon_pci_shutdown,
> };
>
> static int __init radeon_init(void)
> --
> Markus
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