diff options
author | Chris Ball <cjb@laptop.org> | 2010-09-26 11:47:24 (GMT) |
---|---|---|
committer | Dave Airlie <airlied@redhat.com> | 2010-10-06 01:50:21 (GMT) |
commit | be64c2bb4731b0e6223a496eed615b816ac879ec (patch) | |
tree | 1c2723d354e47167aa3b59d01c011efec9acdb6e /drivers/gpu/drm/nouveau/nv50_crtc.c | |
parent | 4dd19b0dd79c2bfe04a7a19bea0caf9284695cb4 (diff) | |
download | linux-be64c2bb4731b0e6223a496eed615b816ac879ec.tar.xz |
drm/nouveau/kms: Implement KDB debug hooks for nouveau KMS.
Tested on nv50 and nv04 HW.
Signed-off-by: Chris Ball <cjb@laptop.org>
Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
CC: Jesse Barnes <jbarnes@virtuousgeek.org>
CC: dri-devel@lists.freedesktop.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_crtc.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nv50_crtc.c | 49 |
1 files changed, 36 insertions, 13 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_crtc.c b/drivers/gpu/drm/nouveau/nv50_crtc.c index bfd4ca2..f41b448 100644 --- a/drivers/gpu/drm/nouveau/nv50_crtc.c +++ b/drivers/gpu/drm/nouveau/nv50_crtc.c @@ -491,8 +491,9 @@ nv50_crtc_mode_fixup(struct drm_crtc *crtc, struct drm_display_mode *mode, } static int -nv50_crtc_do_mode_set_base(struct drm_crtc *crtc, int x, int y, - struct drm_framebuffer *old_fb, bool update) +nv50_crtc_do_mode_set_base(struct drm_crtc *crtc, + struct drm_framebuffer *passed_fb, + int x, int y, bool update, bool atomic) { struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); struct drm_device *dev = nv_crtc->base.dev; @@ -504,6 +505,28 @@ nv50_crtc_do_mode_set_base(struct drm_crtc *crtc, int x, int y, NV_DEBUG_KMS(dev, "index %d\n", nv_crtc->index); + /* If atomic, we want to switch to the fb we were passed, so + * now we update pointers to do that. (We don't pin; just + * assume we're already pinned and update the base address.) + */ + if (atomic) { + drm_fb = passed_fb; + fb = nouveau_framebuffer(passed_fb); + } + else { + /* If not atomic, we can go ahead and pin, and unpin the + * old fb we were passed. + */ + ret = nouveau_bo_pin(fb->nvbo, TTM_PL_FLAG_VRAM); + if (ret) + return ret; + + if (passed_fb) { + struct nouveau_framebuffer *ofb = nouveau_framebuffer(passed_fb); + nouveau_bo_unpin(ofb->nvbo); + } + } + switch (drm_fb->depth) { case 8: format = NV50_EVO_CRTC_FB_DEPTH_8; @@ -526,15 +549,6 @@ nv50_crtc_do_mode_set_base(struct drm_crtc *crtc, int x, int y, return -EINVAL; } - ret = nouveau_bo_pin(fb->nvbo, TTM_PL_FLAG_VRAM); - if (ret) - return ret; - - if (old_fb) { - struct nouveau_framebuffer *ofb = nouveau_framebuffer(old_fb); - nouveau_bo_unpin(ofb->nvbo); - } - nv_crtc->fb.offset = fb->nvbo->bo.offset - dev_priv->vm_vram_base; nv_crtc->fb.tile_flags = fb->nvbo->tile_flags; nv_crtc->fb.cpp = drm_fb->bits_per_pixel / 8; @@ -685,14 +699,22 @@ nv50_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode, nv_crtc->set_dither(nv_crtc, nv_connector->use_dithering, false); nv_crtc->set_scale(nv_crtc, nv_connector->scaling_mode, false); - return nv50_crtc_do_mode_set_base(crtc, x, y, old_fb, false); + return nv50_crtc_do_mode_set_base(crtc, old_fb, x, y, false, false); } static int nv50_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y, struct drm_framebuffer *old_fb) { - return nv50_crtc_do_mode_set_base(crtc, x, y, old_fb, true); + return nv50_crtc_do_mode_set_base(crtc, old_fb, x, y, true, false); +} + +static int +nv50_crtc_mode_set_base_atomic(struct drm_crtc *crtc, + struct drm_framebuffer *fb, + int x, int y) +{ + return nv50_crtc_do_mode_set_base(crtc, fb, x, y, true, true); } static const struct drm_crtc_helper_funcs nv50_crtc_helper_funcs = { @@ -702,6 +724,7 @@ static const struct drm_crtc_helper_funcs nv50_crtc_helper_funcs = { .mode_fixup = nv50_crtc_mode_fixup, .mode_set = nv50_crtc_mode_set, .mode_set_base = nv50_crtc_mode_set_base, + .mode_set_base_atomic = nv50_crtc_mode_set_base_atomic, .load_lut = nv50_crtc_lut_load, }; |