diff options
| author | Francisco Jerez <currojerez@riseup.net> | 2010-10-22 04:39:14 +0200 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2010-11-18 14:38:38 +1000 |
| commit | 5794b5fdb579abf7be2c27c6e0d6106f391a26e4 (patch) | |
| tree | 4eed1c0c525d0dce8eb4c2e27d7dd73f74062e9d /drivers/gpu | |
| parent | 3c29f9e74591d2f365b159cf59193b19a2f65640 (diff) | |
drm/nv04: Fix scanout over the 16MB mark.
Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_hw.h | 19 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv04_crtc.c | 2 |
2 files changed, 20 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_hw.h b/drivers/gpu/drm/nouveau/nouveau_hw.h index 869130f8360..2989090b943 100644 --- a/drivers/gpu/drm/nouveau/nouveau_hw.h +++ b/drivers/gpu/drm/nouveau/nouveau_hw.h @@ -416,6 +416,25 @@ nv_fix_nv40_hw_cursor(struct drm_device *dev, int head) } static inline void +nv_set_crtc_base(struct drm_device *dev, int head, uint32_t offset) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + + NVWriteCRTC(dev, head, NV_PCRTC_START, offset); + + if (dev_priv->card_type == NV_04) { + /* + * Hilarious, the 24th bit doesn't want to stick to + * PCRTC_START... + */ + int cre_heb = NVReadVgaCrtc(dev, head, NV_CIO_CRE_HEB__INDEX); + + NVWriteVgaCrtc(dev, head, NV_CIO_CRE_HEB__INDEX, + (cre_heb & ~0x40) | ((offset >> 18) & 0x40)); + } +} + +static inline void nv_show_cursor(struct drm_device *dev, int head, bool show) { struct drm_nouveau_private *dev_priv = dev->dev_private; diff --git a/drivers/gpu/drm/nouveau/nv04_crtc.c b/drivers/gpu/drm/nouveau/nv04_crtc.c index c71abc2a34d..5b49cec528e 100644 --- a/drivers/gpu/drm/nouveau/nv04_crtc.c +++ b/drivers/gpu/drm/nouveau/nv04_crtc.c @@ -831,7 +831,7 @@ nv04_crtc_do_mode_set_base(struct drm_crtc *crtc, /* Update the framebuffer location. */ regp->fb_start = nv_crtc->fb.offset & ~3; regp->fb_start += (y * drm_fb->pitch) + (x * drm_fb->bits_per_pixel / 8); - NVWriteCRTC(dev, nv_crtc->index, NV_PCRTC_START, regp->fb_start); + nv_set_crtc_base(dev, nv_crtc->index, regp->fb_start); /* Update the arbitration parameters. */ nouveau_calc_arb(dev, crtc->mode.clock, drm_fb->bits_per_pixel, |