static void cirrus_set_start_address(struct cirrus_device *cirrus, u32 offset)
{
- int idx;
u32 addr;
u8 tmp;
- if (!drm_dev_enter(&cirrus->dev, &idx))
- return;
-
addr = offset >> 2;
wreg_crt(cirrus, 0x0c, (u8)((addr >> 8) & 0xff));
wreg_crt(cirrus, 0x0d, (u8)(addr & 0xff));
tmp &= 0x7f;
tmp |= (addr >> 12) & 0x80;
wreg_crt(cirrus, 0x1d, tmp);
-
- drm_dev_exit(idx);
}
static int cirrus_mode_set(struct cirrus_device *cirrus,
{
int hsyncstart, hsyncend, htotal, hdispend;
int vtotal, vdispend;
- int tmp, idx;
+ int tmp;
int sr07 = 0, hdr = 0;
- if (!drm_dev_enter(&cirrus->dev, &idx))
- return -1;
-
htotal = mode->htotal / 8;
hsyncend = mode->hsync_end / 8;
hsyncstart = mode->hsync_start / 8;
hdr = 0xc5;
break;
default:
- drm_dev_exit(idx);
return -1;
}
/* Unblank (needed on S3 resume, vgabios doesn't do it then) */
outb(0x20, 0x3c0);
- drm_dev_exit(idx);
return 0;
}
{
struct cirrus_device *cirrus = to_cirrus(fb->dev);
struct iosys_map dst;
- int idx;
-
- if (!drm_dev_enter(&cirrus->dev, &idx))
- return -ENODEV;
iosys_map_set_vaddr_iomem(&dst, cirrus->vram);
iosys_map_incr(&dst, drm_fb_clip_offset(cirrus->pitch, fb->format, rect));
drm_fb_blit(&dst, &cirrus->pitch, cirrus->format->format, vmap, fb, rect);
- drm_dev_exit(idx);
-
return 0;
}
{
struct cirrus_device *cirrus = to_cirrus(pipe->crtc.dev);
struct drm_shadow_plane_state *shadow_plane_state = to_drm_shadow_plane_state(plane_state);
+ int idx;
+
+ if (!drm_dev_enter(&cirrus->dev, &idx))
+ return;
cirrus_mode_set(cirrus, &crtc_state->mode, plane_state->fb);
cirrus_fb_blit_fullscreen(plane_state->fb, &shadow_plane_state->data[0]);
+
+ drm_dev_exit(idx);
}
static void cirrus_pipe_update(struct drm_simple_display_pipe *pipe,
struct drm_shadow_plane_state *shadow_plane_state = to_drm_shadow_plane_state(state);
struct drm_crtc *crtc = &pipe->crtc;
struct drm_rect rect;
+ int idx;
+
+ if (!drm_dev_enter(&cirrus->dev, &idx))
+ return;
if (state->fb && cirrus->format != cirrus_format(state->fb))
cirrus_mode_set(cirrus, &crtc->mode, state->fb);
if (drm_atomic_helper_damage_merged(old_state, state, &rect))
cirrus_fb_blit_rect(state->fb, &shadow_plane_state->data[0], &rect);
+
+ drm_dev_exit(idx);
}
static const struct drm_simple_display_pipe_funcs cirrus_pipe_funcs = {