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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
This commit is contained in:
Daniel Vetter 2020-04-15 09:40:11 +02:00
parent 9bb2e63705
commit 0c7890dc1e
1 changed files with 5 additions and 4 deletions
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9
drivers/gpu/drm/cirrus/cirrus.c
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@ -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));