diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2020-04-15 09:40:11 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2020-04-28 16:04:38 +0200 |
| commit | 0c7890dc1e539c2c5357a6591c5ed1a4ed3c8d02 (patch) | |
| tree | d591f966f6d84915f0d42c50bd08b8a8b561c40c /drivers | |
| parent | 9bb2e63705a1a1cacd05b094b7fd9a1b28fa00f2 (diff) | |
drm/cirrus: Don't use drm_device->dev_private
Upcasting using a container_of macro is more typesafe, faster and
easier for the compiler to optimize.
Acked-by: Eric Anholt <eric@anholt.net>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Dave Airlie <airlied@redhat.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: "Noralf Trønnes" <noralf@tronnes.org>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Eric Anholt <eric@anholt.net>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Cc: virtualization@lists.linux-foundation.org
Link: https://patchwork.freedesktop.org/patch/msgid/20200415074034.175360-37-daniel.vetter@ffwll.ch
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/cirrus/cirrus.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/gpu/drm/cirrus/cirrus.c b/drivers/gpu/drm/cirrus/cirrus.c index 4b65637147ba..744a8e337e41 100644 --- a/drivers/gpu/drm/cirrus/cirrus.c +++ b/drivers/gpu/drm/cirrus/cirrus.c @@ -59,6 +59,8 @@ struct cirrus_device { void __iomem *mmio; }; +#define to_cirrus(_dev) container_of(_dev, struct cirrus_device, dev) + /* ------------------------------------------------------------------ */ /* * The meat of this driver. The core passes us a mode and we have to program @@ -311,7 +313,7 @@ static int cirrus_mode_set(struct cirrus_device *cirrus, static int cirrus_fb_blit_rect(struct drm_framebuffer *fb, struct drm_rect *rect) { - struct cirrus_device *cirrus = fb->dev->dev_private; + struct cirrus_device *cirrus = to_cirrus(fb->dev); void *vmap; int idx, ret; @@ -436,7 +438,7 @@ static void cirrus_pipe_enable(struct drm_simple_display_pipe *pipe, struct drm_crtc_state *crtc_state, struct drm_plane_state *plane_state) { - struct cirrus_device *cirrus = pipe->crtc.dev->dev_private; + struct cirrus_device *cirrus = to_cirrus(pipe->crtc.dev); cirrus_mode_set(cirrus, &crtc_state->mode, plane_state->fb); cirrus_fb_blit_fullscreen(plane_state->fb); @@ -445,7 +447,7 @@ static void cirrus_pipe_enable(struct drm_simple_display_pipe *pipe, static void cirrus_pipe_update(struct drm_simple_display_pipe *pipe, struct drm_plane_state *old_state) { - struct cirrus_device *cirrus = pipe->crtc.dev->dev_private; + struct cirrus_device *cirrus = to_cirrus(pipe->crtc.dev); struct drm_plane_state *state = pipe->plane.state; struct drm_crtc *crtc = &pipe->crtc; struct drm_rect rect; @@ -573,7 +575,6 @@ static int cirrus_pci_probe(struct pci_dev *pdev, return PTR_ERR(cirrus); dev = &cirrus->dev; - dev->dev_private = cirrus; cirrus->vram = devm_ioremap(&pdev->dev, pci_resource_start(pdev, 0), pci_resource_len(pdev, 0)); |