[PATCH 1/5] drm/radeon: Stop changing the drm_driver struct

Alex Deucher alexdeucher at gmail.com
Fri Oct 30 18:21:28 UTC 2020


On Fri, Oct 30, 2020 at 6:11 AM Daniel Vetter <daniel.vetter at ffwll.ch> wrote:
>
> With only the kms driver left, we can fold this in. This means
> we need to move the ioctl table, which means one additional ioctl
> must be defined in headers.
>
> Also there's a conflict between the radeon_init macro and the module
> init function, so rename the module functions to avoid that.
>
> Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
> Cc: Alex Deucher <alexander.deucher at amd.com>
> Cc: "Christian König" <christian.koenig at amd.com>
> Cc: amd-gfx at lists.freedesktop.org
> Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

> ---
>  drivers/gpu/drm/radeon/radeon.h     |  1 +
>  drivers/gpu/drm/radeon/radeon_drv.c | 85 ++++++++++++++++++++---------
>  drivers/gpu/drm/radeon/radeon_kms.c | 49 +----------------
>  3 files changed, 62 insertions(+), 73 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
> index 5d54bccebd4d..f475785d6491 100644
> --- a/drivers/gpu/drm/radeon/radeon.h
> +++ b/drivers/gpu/drm/radeon/radeon.h
> @@ -2244,6 +2244,7 @@ int radeon_gem_set_tiling_ioctl(struct drm_device *dev, void *data,
>                                 struct drm_file *filp);
>  int radeon_gem_get_tiling_ioctl(struct drm_device *dev, void *data,
>                                 struct drm_file *filp);
> +int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
>
>  /* VRAM scratch page for HDP bug, default vram page */
>  struct r600_vram_scratch {
> diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
> index 65061c949aee..9c11e36ad33a 100644
> --- a/drivers/gpu/drm/radeon/radeon_drv.c
> +++ b/drivers/gpu/drm/radeon/radeon_drv.c
> @@ -51,6 +51,7 @@
>  #include <drm/radeon_drm.h>
>
>  #include "radeon_drv.h"
> +#include "radeon.h"
>
>  /*
>   * KMS wrapper.
> @@ -129,8 +130,6 @@ extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, unsigned int crtc,
>                                       ktime_t *stime, ktime_t *etime,
>                                       const struct drm_display_mode *mode);
>  extern bool radeon_is_px(struct drm_device *dev);
> -extern const struct drm_ioctl_desc radeon_ioctls_kms[];
> -extern int radeon_max_kms_ioctl;
>  int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
>  int radeon_mode_dumb_mmap(struct drm_file *filp,
>                           struct drm_device *dev,
> @@ -584,9 +583,55 @@ static const struct file_operations radeon_driver_kms_fops = {
>  #endif
>  };
>
> +static const struct drm_ioctl_desc radeon_ioctls_kms[] = {
> +       DRM_IOCTL_DEF_DRV(RADEON_CP_INIT, drm_invalid_op, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
> +       DRM_IOCTL_DEF_DRV(RADEON_CP_START, drm_invalid_op, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
> +       DRM_IOCTL_DEF_DRV(RADEON_CP_STOP, drm_invalid_op, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
> +       DRM_IOCTL_DEF_DRV(RADEON_CP_RESET, drm_invalid_op, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
> +       DRM_IOCTL_DEF_DRV(RADEON_CP_IDLE, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_CP_RESUME, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_RESET, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_FULLSCREEN, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_SWAP, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_CLEAR, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_VERTEX, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_INDICES, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_TEXTURE, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_STIPPLE, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_INDIRECT, drm_invalid_op, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
> +       DRM_IOCTL_DEF_DRV(RADEON_VERTEX2, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_CMDBUF, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_GETPARAM, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_FLIP, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_ALLOC, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_FREE, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_INIT_HEAP, drm_invalid_op, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
> +       DRM_IOCTL_DEF_DRV(RADEON_IRQ_EMIT, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_IRQ_WAIT, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_SETPARAM, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_SURF_ALLOC, drm_invalid_op, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_SURF_FREE, drm_invalid_op, DRM_AUTH),
> +       /* KMS */
> +       DRM_IOCTL_DEF_DRV(RADEON_GEM_INFO, radeon_gem_info_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> +       DRM_IOCTL_DEF_DRV(RADEON_GEM_CREATE, radeon_gem_create_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> +       DRM_IOCTL_DEF_DRV(RADEON_GEM_MMAP, radeon_gem_mmap_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> +       DRM_IOCTL_DEF_DRV(RADEON_GEM_SET_DOMAIN, radeon_gem_set_domain_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> +       DRM_IOCTL_DEF_DRV(RADEON_GEM_PREAD, radeon_gem_pread_ioctl, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_GEM_PWRITE, radeon_gem_pwrite_ioctl, DRM_AUTH),
> +       DRM_IOCTL_DEF_DRV(RADEON_GEM_WAIT_IDLE, radeon_gem_wait_idle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> +       DRM_IOCTL_DEF_DRV(RADEON_CS, radeon_cs_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> +       DRM_IOCTL_DEF_DRV(RADEON_INFO, radeon_info_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> +       DRM_IOCTL_DEF_DRV(RADEON_GEM_SET_TILING, radeon_gem_set_tiling_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> +       DRM_IOCTL_DEF_DRV(RADEON_GEM_GET_TILING, radeon_gem_get_tiling_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> +       DRM_IOCTL_DEF_DRV(RADEON_GEM_BUSY, radeon_gem_busy_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> +       DRM_IOCTL_DEF_DRV(RADEON_GEM_VA, radeon_gem_va_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> +       DRM_IOCTL_DEF_DRV(RADEON_GEM_OP, radeon_gem_op_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> +       DRM_IOCTL_DEF_DRV(RADEON_GEM_USERPTR, radeon_gem_userptr_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> +};
> +
>  static struct drm_driver kms_driver = {
>         .driver_features =
> -           DRIVER_GEM | DRIVER_RENDER,
> +           DRIVER_GEM | DRIVER_RENDER | DRIVER_MODESET,
>         .load = radeon_driver_load_kms,
>         .open = radeon_driver_open_kms,
>         .postclose = radeon_driver_postclose_kms,
> @@ -597,6 +642,7 @@ static struct drm_driver kms_driver = {
>         .irq_uninstall = radeon_driver_irq_uninstall_kms,
>         .irq_handler = radeon_driver_irq_handler_kms,
>         .ioctls = radeon_ioctls_kms,
> +       .num_ioctls = ARRAY_SIZE(radeon_ioctls_kms),
>         .dumb_create = radeon_mode_dumb_create,
>         .dumb_map_offset = radeon_mode_dumb_mmap,
>         .fops = &radeon_driver_kms_fops,
> @@ -613,9 +659,6 @@ static struct drm_driver kms_driver = {
>         .patchlevel = KMS_DRIVER_PATCHLEVEL,
>  };
>
> -static struct drm_driver *driver;
> -static struct pci_driver *pdriver;
> -
>  static struct pci_driver radeon_kms_pci_driver = {
>         .name = DRIVER_NAME,
>         .id_table = pciidlist,
> @@ -625,41 +668,33 @@ static struct pci_driver radeon_kms_pci_driver = {
>         .driver.pm = &radeon_pm_ops,
>  };
>
> -static int __init radeon_init(void)
> +static int __init radeon_module_init(void)
>  {
>         if (vgacon_text_force() && radeon_modeset == -1) {
>                 DRM_INFO("VGACON disable radeon kernel modesetting.\n");
>                 radeon_modeset = 0;
>         }
> -       /* set to modesetting by default if not nomodeset */
> -       if (radeon_modeset == -1)
> -               radeon_modeset = 1;
> -
> -       if (radeon_modeset == 1) {
> -               DRM_INFO("radeon kernel modesetting enabled.\n");
> -               driver = &kms_driver;
> -               pdriver = &radeon_kms_pci_driver;
> -               driver->driver_features |= DRIVER_MODESET;
> -               driver->num_ioctls = radeon_max_kms_ioctl;
> -               radeon_register_atpx_handler();
> -
> -       } else {
> +
> +       if (radeon_modeset == 0) {
>                 DRM_ERROR("No UMS support in radeon module!\n");
>                 return -EINVAL;
>         }
>
> -       return pci_register_driver(pdriver);
> +       DRM_INFO("radeon kernel modesetting enabled.\n");
> +       radeon_register_atpx_handler();
> +
> +       return pci_register_driver(&radeon_kms_pci_driver);
>  }
>
> -static void __exit radeon_exit(void)
> +static void __exit radeon_module_exit(void)
>  {
> -       pci_unregister_driver(pdriver);
> +       pci_unregister_driver(&radeon_kms_pci_driver);
>         radeon_unregister_atpx_handler();
>         mmu_notifier_synchronize();
>  }
>
> -module_init(radeon_init);
> -module_exit(radeon_exit);
> +module_init(radeon_module_init);
> +module_exit(radeon_module_exit);
>
>  MODULE_AUTHOR(DRIVER_AUTHOR);
>  MODULE_DESCRIPTION(DRIVER_DESC);
> diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
> index 99ee60f8b604..abb3bdd9ca25 100644
> --- a/drivers/gpu/drm/radeon/radeon_kms.c
> +++ b/drivers/gpu/drm/radeon/radeon_kms.c
> @@ -221,7 +221,7 @@ static void radeon_set_filp_rights(struct drm_device *dev,
>   * etc. (all asics).
>   * Returns 0 on success, -EINVAL on failure.
>   */
> -static int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
> +int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
>  {
>         struct radeon_device *rdev = dev->dev_private;
>         struct drm_radeon_info *info = data;
> @@ -866,50 +866,3 @@ void radeon_disable_vblank_kms(struct drm_crtc *crtc)
>         radeon_irq_set(rdev);
>         spin_unlock_irqrestore(&rdev->irq.lock, irqflags);
>  }
> -
> -const struct drm_ioctl_desc radeon_ioctls_kms[] = {
> -       DRM_IOCTL_DEF_DRV(RADEON_CP_INIT, drm_invalid_op, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
> -       DRM_IOCTL_DEF_DRV(RADEON_CP_START, drm_invalid_op, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
> -       DRM_IOCTL_DEF_DRV(RADEON_CP_STOP, drm_invalid_op, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
> -       DRM_IOCTL_DEF_DRV(RADEON_CP_RESET, drm_invalid_op, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
> -       DRM_IOCTL_DEF_DRV(RADEON_CP_IDLE, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_CP_RESUME, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_RESET, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_FULLSCREEN, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_SWAP, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_CLEAR, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_VERTEX, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_INDICES, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_TEXTURE, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_STIPPLE, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_INDIRECT, drm_invalid_op, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
> -       DRM_IOCTL_DEF_DRV(RADEON_VERTEX2, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_CMDBUF, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_GETPARAM, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_FLIP, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_ALLOC, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_FREE, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_INIT_HEAP, drm_invalid_op, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
> -       DRM_IOCTL_DEF_DRV(RADEON_IRQ_EMIT, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_IRQ_WAIT, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_SETPARAM, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_SURF_ALLOC, drm_invalid_op, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_SURF_FREE, drm_invalid_op, DRM_AUTH),
> -       /* KMS */
> -       DRM_IOCTL_DEF_DRV(RADEON_GEM_INFO, radeon_gem_info_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> -       DRM_IOCTL_DEF_DRV(RADEON_GEM_CREATE, radeon_gem_create_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> -       DRM_IOCTL_DEF_DRV(RADEON_GEM_MMAP, radeon_gem_mmap_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> -       DRM_IOCTL_DEF_DRV(RADEON_GEM_SET_DOMAIN, radeon_gem_set_domain_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> -       DRM_IOCTL_DEF_DRV(RADEON_GEM_PREAD, radeon_gem_pread_ioctl, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_GEM_PWRITE, radeon_gem_pwrite_ioctl, DRM_AUTH),
> -       DRM_IOCTL_DEF_DRV(RADEON_GEM_WAIT_IDLE, radeon_gem_wait_idle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> -       DRM_IOCTL_DEF_DRV(RADEON_CS, radeon_cs_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> -       DRM_IOCTL_DEF_DRV(RADEON_INFO, radeon_info_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> -       DRM_IOCTL_DEF_DRV(RADEON_GEM_SET_TILING, radeon_gem_set_tiling_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> -       DRM_IOCTL_DEF_DRV(RADEON_GEM_GET_TILING, radeon_gem_get_tiling_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> -       DRM_IOCTL_DEF_DRV(RADEON_GEM_BUSY, radeon_gem_busy_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> -       DRM_IOCTL_DEF_DRV(RADEON_GEM_VA, radeon_gem_va_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> -       DRM_IOCTL_DEF_DRV(RADEON_GEM_OP, radeon_gem_op_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> -       DRM_IOCTL_DEF_DRV(RADEON_GEM_USERPTR, radeon_gem_userptr_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> -};
> -int radeon_max_kms_ioctl = ARRAY_SIZE(radeon_ioctls_kms);
> --
> 2.28.0
>
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