diff options
| -rw-r--r-- | drivers/gpu/drm/bochs/bochs_fbdev.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/bochs/bochs_kms.c | 82 |
2 files changed, 82 insertions, 3 deletions
diff --git a/drivers/gpu/drm/bochs/bochs_fbdev.c b/drivers/gpu/drm/bochs/bochs_fbdev.c index dd3c7df267da..d9f3d4299994 100644 --- a/drivers/gpu/drm/bochs/bochs_fbdev.c +++ b/drivers/gpu/drm/bochs/bochs_fbdev.c @@ -6,6 +6,7 @@ */ #include "bochs.h" +#include <drm/drm_atomic_helper.h> #include <drm/drm_gem_framebuffer_helper.h> /* ---------------------------------------------------------------------- */ @@ -149,6 +150,8 @@ bochs_gem_fb_create(struct drm_device *dev, struct drm_file *file, const struct drm_mode_config_funcs bochs_mode_funcs = { .fb_create = bochs_gem_fb_create, + .atomic_check = drm_atomic_helper_check, + .atomic_commit = drm_atomic_helper_commit, }; int bochs_fbdev_init(struct bochs_device *bochs) diff --git a/drivers/gpu/drm/bochs/bochs_kms.c b/drivers/gpu/drm/bochs/bochs_kms.c index 56fd7be933c2..c6993c2d596d 100644 --- a/drivers/gpu/drm/bochs/bochs_kms.c +++ b/drivers/gpu/drm/bochs/bochs_kms.c @@ -6,7 +6,9 @@ */ #include "bochs.h" +#include <drm/drm_atomic_helper.h> #include <drm/drm_plane_helper.h> +#include <drm/drm_atomic_uapi.h> static int defx = 1024; static int defy = 768; @@ -113,7 +115,7 @@ static int bochs_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *old_fb = crtc->primary->fb; unsigned long irqflags; - crtc->primary->fb = fb; + drm_atomic_set_fb_for_plane(crtc->primary->state, fb); bochs_crtc_mode_set_base(crtc, 0, 0, old_fb); if (event) { spin_lock_irqsave(&bochs->dev->event_lock, irqflags); @@ -151,6 +153,9 @@ static const struct drm_crtc_funcs bochs_crtc_funcs = { .set_config = drm_crtc_helper_set_config, .destroy = drm_crtc_cleanup, .page_flip = bochs_crtc_page_flip, + .reset = drm_atomic_helper_crtc_reset, + .atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state, + .atomic_destroy_state = drm_atomic_helper_crtc_destroy_state, }; static const struct drm_crtc_helper_funcs bochs_helper_funcs = { @@ -169,6 +174,71 @@ static const uint32_t bochs_formats[] = { DRM_FORMAT_BGRX8888, }; +static void bochs_plane_atomic_update(struct drm_plane *plane, + struct drm_plane_state *old_state) +{ + struct bochs_device *bochs = plane->dev->dev_private; + struct bochs_bo *bo; + + if (!plane->state->fb) + return; + bo = gem_to_bochs_bo(plane->state->fb->obj[0]); + bochs_hw_setbase(bochs, + plane->state->crtc_x, + plane->state->crtc_y, + bo->bo.offset); + bochs_hw_setformat(bochs, plane->state->fb->format); +} + +static int bochs_plane_prepare_fb(struct drm_plane *plane, + struct drm_plane_state *new_state) +{ + struct bochs_bo *bo; + int ret; + + if (!new_state->fb) + return 0; + bo = gem_to_bochs_bo(new_state->fb->obj[0]); + + ret = ttm_bo_reserve(&bo->bo, true, false, NULL); + if (ret) + return ret; + ret = bochs_bo_pin(bo, TTM_PL_FLAG_VRAM, NULL); + ttm_bo_unreserve(&bo->bo); + return ret; +} + +static void bochs_plane_cleanup_fb(struct drm_plane *plane, + struct drm_plane_state *old_state) +{ + struct bochs_bo *bo; + int ret; + + if (!old_state->fb) + return; + bo = gem_to_bochs_bo(old_state->fb->obj[0]); + ret = ttm_bo_reserve(&bo->bo, true, false, NULL); + if (ret) + return; + bochs_bo_unpin(bo); + ttm_bo_unreserve(&bo->bo); +} + +static const struct drm_plane_helper_funcs bochs_plane_helper_funcs = { + .atomic_update = bochs_plane_atomic_update, + .prepare_fb = bochs_plane_prepare_fb, + .cleanup_fb = bochs_plane_cleanup_fb, +}; + +static const struct drm_plane_funcs bochs_plane_funcs = { + .update_plane = drm_atomic_helper_update_plane, + .disable_plane = drm_atomic_helper_disable_plane, + .destroy = drm_primary_helper_destroy, + .reset = drm_atomic_helper_plane_reset, + .atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state, + .atomic_destroy_state = drm_atomic_helper_plane_destroy_state, +}; + static struct drm_plane *bochs_primary_plane(struct drm_device *dev) { struct drm_plane *primary; @@ -181,16 +251,17 @@ static struct drm_plane *bochs_primary_plane(struct drm_device *dev) } ret = drm_universal_plane_init(dev, primary, 0, - &drm_primary_helper_funcs, + &bochs_plane_funcs, bochs_formats, ARRAY_SIZE(bochs_formats), NULL, DRM_PLANE_TYPE_PRIMARY, NULL); if (ret) { kfree(primary); - primary = NULL; + return NULL; } + drm_plane_helper_add(primary, &bochs_plane_helper_funcs); return primary; } @@ -275,6 +346,9 @@ static const struct drm_connector_funcs bochs_connector_connector_funcs = { .dpms = drm_helper_connector_dpms, .fill_modes = drm_helper_probe_single_connector_modes, .destroy = drm_connector_cleanup, + .reset = drm_atomic_helper_connector_reset, + .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, + .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, }; static void bochs_connector_init(struct drm_device *dev) @@ -318,6 +392,8 @@ int bochs_kms_init(struct bochs_device *bochs) drm_connector_attach_encoder(&bochs->connector, &bochs->encoder); + drm_mode_config_reset(bochs->dev); + return 0; } |