diff options
Diffstat (limited to 'drivers/gpu/drm/bochs/bochs_kms.c')
| -rw-r--r-- | drivers/gpu/drm/bochs/bochs_kms.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bochs/bochs_kms.c b/drivers/gpu/drm/bochs/bochs_kms.c index 6b7efcf363d6..85f0f8cf1fb8 100644 --- a/drivers/gpu/drm/bochs/bochs_kms.c +++ b/drivers/gpu/drm/bochs/bochs_kms.c @@ -6,6 +6,7 @@ */ #include "bochs.h" +#include <drm/drm_plane_helper.h> static int defx = 1024; static int defy = 768; @@ -108,11 +109,32 @@ static void bochs_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green, { } +static int bochs_crtc_page_flip(struct drm_crtc *crtc, + struct drm_framebuffer *fb, + struct drm_pending_vblank_event *event, + uint32_t page_flip_flags) +{ + struct bochs_device *bochs = + container_of(crtc, struct bochs_device, crtc); + struct drm_framebuffer *old_fb = crtc->primary->fb; + unsigned long irqflags; + + crtc->primary->fb = fb; + bochs_crtc_mode_set_base(crtc, 0, 0, old_fb); + if (event) { + spin_lock_irqsave(&bochs->dev->event_lock, irqflags); + drm_send_vblank_event(bochs->dev, -1, event); + spin_unlock_irqrestore(&bochs->dev->event_lock, irqflags); + } + return 0; +} + /* These provide the minimum set of functions required to handle a CRTC */ static const struct drm_crtc_funcs bochs_crtc_funcs = { .gamma_set = bochs_crtc_gamma_set, .set_config = drm_crtc_helper_set_config, .destroy = drm_crtc_cleanup, + .page_flip = bochs_crtc_page_flip, }; static const struct drm_crtc_helper_funcs bochs_helper_funcs = { |