On Mon, Oct 18, 2021 at 09:41:04AM +1000, Dave Airlie wrote:
> From: Dave Airlie <airl...@redhat.com>
>
> This moves the fbdev pin code over and moves the internal
> interfaces to static.
>
> Signed-off-by: Dave Airlie <airl...@redhat.com>
> ---
> drivers/gpu/drm/i915/display/intel_fb_pin.c | 37 +++++++++++++++++++--
> drivers/gpu/drm/i915/display/intel_fb_pin.h | 15 ++++-----
> drivers/gpu/drm/i915/display/intel_fbdev.c | 32 ------------------
> 3 files changed, 41 insertions(+), 43 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_fb_pin.c
> b/drivers/gpu/drm/i915/display/intel_fb_pin.c
> index 3f77f3013584..0beb0aa33337 100644
> --- a/drivers/gpu/drm/i915/display/intel_fb_pin.c
> +++ b/drivers/gpu/drm/i915/display/intel_fb_pin.c
> @@ -71,7 +71,7 @@ intel_pin_fb_obj_dpt(struct drm_framebuffer *fb,
> return vma;
> }
>
> -struct i915_vma *
> +static struct i915_vma *
> intel_pin_and_fence_fb_obj(struct drm_framebuffer *fb,
> bool phys_cursor,
> const struct i915_ggtt_view *view,
> @@ -199,7 +199,8 @@ intel_pin_and_fence_fb_obj(struct drm_framebuffer *fb,
> return vma;
> }
>
> -void intel_unpin_fb_vma(struct i915_vma *vma, unsigned long flags)
> +static void
> +intel_unpin_fb_vma(struct i915_vma *vma, unsigned long flags)
> {
> if (flags & PLANE_HAS_FENCE)
> i915_vma_unpin_fence(vma);
> @@ -272,3 +273,35 @@ void intel_plane_unpin_fb(struct intel_plane_state
> *old_plane_state)
> intel_dpt_unpin(intel_fb->dpt_vm);
> }
> }
> +
> +void intel_fbdev_unpin(struct intel_fbdev *ifbdev)
> +{
> + if (ifbdev->vma)
> + intel_unpin_fb_vma(ifbdev->vma, ifbdev->vma_flags);
> + ifbdev->vma = NULL;
> + ifbdev->vma_flags = 0;
> +}
> +
> +int intel_fbdev_pin_and_fence(struct drm_i915_private *dev_priv,
> + struct intel_fbdev *ifbdev,
> + void **vaddr)
> +{
> + const struct i915_ggtt_view view = {
> + .type = I915_GGTT_VIEW_NORMAL,
> + };
> + ifbdev->vma = intel_pin_and_fence_fb_obj(&ifbdev->fb->base, false,
> + &view, false,
> &ifbdev->vma_flags);
> +
> + if (IS_ERR(ifbdev->vma)) {
> + return PTR_ERR(ifbdev->vma);
> + }
I suppose easiest to just regenrate this one after fixing the
sparse/checkpatch issues in the previous patch.
Also the fbdev code still has to root around inside the vma/etc.
so the abstraction is pretty weak. So not sure how much this
buys us.
But I guess no real harm in it either.
Reviewed-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
> +
> + *vaddr = i915_vma_pin_iomap(ifbdev->vma);
> + if (IS_ERR(*vaddr)) {
> + intel_fbdev_unpin(ifbdev);
> + drm_err(&dev_priv->drm,
> + "Failed to remap framebuffer into virtual memory\n");
> + return PTR_ERR(vaddr);
> + }
> + return 0;
> +}
> diff --git a/drivers/gpu/drm/i915/display/intel_fb_pin.h
> b/drivers/gpu/drm/i915/display/intel_fb_pin.h
> index e4fcd0218d9d..88d736264348 100644
> --- a/drivers/gpu/drm/i915/display/intel_fb_pin.h
> +++ b/drivers/gpu/drm/i915/display/intel_fb_pin.h
> @@ -8,21 +8,18 @@
>
> #include <linux/types.h>
>
> +struct drm_i915_private;
> struct drm_framebuffer;
> +struct intel_fbdev;
> struct i915_vma;
> struct intel_plane_state;
> struct i915_ggtt_view;
>
> -struct i915_vma *
> -intel_pin_and_fence_fb_obj(struct drm_framebuffer *fb,
> - bool phys_cursor,
> - const struct i915_ggtt_view *view,
> - bool uses_fence,
> - unsigned long *out_flags);
> -
> -void intel_unpin_fb_vma(struct i915_vma *vma, unsigned long flags);
> -
> int intel_plane_pin_fb(struct intel_plane_state *plane_state);
> void intel_plane_unpin_fb(struct intel_plane_state *old_plane_state);
>
> +int intel_fbdev_pin_and_fence(struct drm_i915_private *dev_priv,
> + struct intel_fbdev *ifbdev,
> + void **vaddr);
> +void intel_fbdev_unpin(struct intel_fbdev *ifbdev);
> #endif
> diff --git a/drivers/gpu/drm/i915/display/intel_fbdev.c
> b/drivers/gpu/drm/i915/display/intel_fbdev.c
> index c3ea9639a4ed..cee85fcc2085 100644
> --- a/drivers/gpu/drm/i915/display/intel_fbdev.c
> +++ b/drivers/gpu/drm/i915/display/intel_fbdev.c
> @@ -171,38 +171,6 @@ static int intelfb_alloc(struct drm_fb_helper *helper,
> return 0;
> }
>
> -static void intel_fbdev_unpin(struct intel_fbdev *ifbdev)
> -{
> - if (ifbdev->vma)
> - intel_unpin_fb_vma(ifbdev->vma, ifbdev->vma_flags);
> - ifbdev->vma = NULL;
> - ifbdev->vma_flags = 0;
> -}
> -
> -static int intel_fbdev_pin_and_fence(struct drm_i915_private *dev_priv,
> - struct intel_fbdev *ifbdev,
> - void **vaddr)
> -{
> - const struct i915_ggtt_view view = {
> - .type = I915_GGTT_VIEW_NORMAL,
> - };
> - ifbdev->vma = intel_pin_and_fence_fb_obj(&ifbdev->fb->base, false,
> - &view, false,
> &ifbdev->vma_flags);
> -
> - if (IS_ERR(ifbdev->vma)) {
> - return PTR_ERR(ifbdev->vma);
> - }
> -
> - *vaddr = i915_vma_pin_iomap(ifbdev->vma);
> - if (IS_ERR(*vaddr)) {
> - intel_fbdev_unpin(ifbdev);
> - drm_err(&dev_priv->drm,
> - "Failed to remap framebuffer into virtual memory\n");
> - return PTR_ERR(vaddr);
> - }
> - return 0;
> -}
> -
> static int intelfb_create(struct drm_fb_helper *helper,
> struct drm_fb_helper_surface_size *sizes)
> {
> --
> 2.25.4
--
Ville Syrjälä
Intel
