On Mon, Jun 23, 2014 at 11:06:00AM +0530, sonika.jindal@xxxxxxxxx wrote:
> From: Sonika Jindal <sonika.jindal@xxxxxxxxx>
>
> Primary planes support 180 degree rotation. Expose the feature
> through rotation drm property.
>
> v2: Calculating linear/tiled offsets based on pipe source width and
> height. Added 180 degree rotation support in ironlake_update_plane.
>
> v3: Checking if CRTC is active before issueing update_plane. Added
> wait for vblank to make sure we dont overtake page flips. Disabling
> FBC since it does not work with rotated planes.
>
> v4: Updated rotation checks for pending flips, fbc disable. Creating
> rotation property only for Gen4 onwards. Property resetting as part
> of lastclose.
>
> v5: Resetting property in i915_driver_lastclose properly for planes
> and crtcs. Fixed linear offset calculation that was off by 1 w.r.t
> width in i9xx_update_plane and ironlake_update_plane. Removed tab
> based indentation and unnecessary braces in intel_crtc_set_property
> and intel_update_fbc. FBC and flip related checks should be done only
> for valid crtcs.
>
> v6: Minor nits in FBC disable checks for comments in intel_crtc_set_property
> and positioning the disable code in intel_update_fbc.
>
> v7: In case rotation property on inactive crtc is updated, we return
> successfully printing debug log as crtc is inactive and only property change
> is preserved.
>
> v8: update_plane is changed to update_primary_plane, crtc->fb is changed to
> crtc->primary->fb and return value of update_primary_plane is ignored.
>
> v9: added rotation property to primary plane instead of crtc. Removing reset
> of rotation property from lastclose. rotation_property is moved to drm_plane,so
> drm layer will take care of resetting.
>
> Testcase: igt/kms_rotation_crc
>
> Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
> Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> Cc: vijay.a.purushothaman@xxxxxxxxx
> Signed-off-by: Uma Shankar <uma.shankar@xxxxxxxxx>
> Signed-off-by: Sagar Kamble <sagar.a.kamble@xxxxxxxxx>
> Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/i915/i915_dma.c | 5 --
> drivers/gpu/drm/i915/i915_reg.h | 1 +
> drivers/gpu/drm/i915/intel_display.c | 94 ++++++++++++++++++++++++++++++++--
> drivers/gpu/drm/i915/intel_pm.c | 8 +++
> 4 files changed, 98 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
> index 5e583a1..4b6b911 100644
> --- a/drivers/gpu/drm/i915/i915_dma.c
> +++ b/drivers/gpu/drm/i915/i915_dma.c
> @@ -1938,14 +1938,9 @@ int i915_driver_open(struct drm_device *dev, struct drm_file *file)
> */
> void i915_driver_lastclose(struct drm_device *dev)
> {
> - struct drm_i915_private *dev_priv = dev->dev_private;
> -
> /* On gen6+ we refuse to init without kms enabled, but then the drm core
> * goes right around and calls lastclose. Check for this and don't clean
> * up anything. */
> - if (!dev_priv)
> - return;
> -
Hum, I don't think this was supposed to be removed?
--
Damien
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