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author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-11-14 10:02:53 +0100 |
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committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-11-15 23:33:47 +0100 |
commit | d6b0f626375739b1faa2d9dfbca335a923b2a760 (patch) | |
tree | 86e2ba712611352159890ffac25d182408602ab4 /drivers/gpu/drm/drm_irq.c | |
parent | 07600c536341f3062055548409cc0c8e1a862198 (diff) | |
download | linux-d6b0f626375739b1faa2d9dfbca335a923b2a760.tar.gz linux-d6b0f626375739b1faa2d9dfbca335a923b2a760.tar.bz2 linux-d6b0f626375739b1faa2d9dfbca335a923b2a760.zip |
drm/irq: Unexport drm_vblank_count
No one outside of drm_irq.c should ever need this. The correct way to
implement get_vblank_count for hw lacking a vblank counter is
drm_vblank_no_hw_counter. Fix this up in mtk, which is the only
offender left over.
Cc: CK Hu <ck.hu@mediatek.com>
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161114090255.31595-4-daniel.vetter@ffwll.ch
Diffstat (limited to 'drivers/gpu/drm/drm_irq.c')
-rw-r--r-- | drivers/gpu/drm/drm_irq.c | 37 |
1 files changed, 10 insertions, 27 deletions
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index 2fb5861b04b7..1681e919b866 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c @@ -234,6 +234,16 @@ static void drm_update_vblank_count(struct drm_device *dev, unsigned int pipe, store_vblank(dev, pipe, diff, &t_vblank, cur_vblank); } +static u32 drm_vblank_count(struct drm_device *dev, unsigned int pipe) +{ + struct drm_vblank_crtc *vblank = &dev->vblank[pipe]; + + if (WARN_ON(pipe >= dev->num_crtcs)) + return 0; + + return vblank->count; +} + /** * drm_accurate_vblank_count - retrieve the master vblank counter * @crtc: which counter to retrieve @@ -888,31 +898,6 @@ drm_get_last_vbltimestamp(struct drm_device *dev, unsigned int pipe, } /** - * drm_vblank_count - retrieve "cooked" vblank counter value - * @dev: DRM device - * @pipe: index of CRTC for which to retrieve the counter - * - * Fetches the "cooked" vblank count value that represents the number of - * vblank events since the system was booted, including lost events due to - * modesetting activity. - * - * This is the legacy version of drm_crtc_vblank_count(). - * - * Returns: - * The software vblank counter. - */ -u32 drm_vblank_count(struct drm_device *dev, unsigned int pipe) -{ - struct drm_vblank_crtc *vblank = &dev->vblank[pipe]; - - if (WARN_ON(pipe >= dev->num_crtcs)) - return 0; - - return vblank->count; -} -EXPORT_SYMBOL(drm_vblank_count); - -/** * drm_crtc_vblank_count - retrieve "cooked" vblank counter value * @crtc: which counter to retrieve * @@ -920,8 +905,6 @@ EXPORT_SYMBOL(drm_vblank_count); * vblank events since the system was booted, including lost events due to * modesetting activity. * - * This is the native KMS version of drm_vblank_count(). - * * Returns: * The software vblank counter. */ |