[Intel-gfx] [PATCH 2/2] drm/i915: Add for_each_pipe_masked()
Ville Syrjälä
ville.syrjala at linux.intel.com
Mon Feb 22 17:47:10 UTC 2016
On Mon, Feb 22, 2016 at 04:18:33PM +0200, Imre Deak wrote:
> On pe, 2016-02-19 at 20:47 +0200, ville.syrjala at linux.intel.com wrote:
> > From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> >
> > for_each_pipe_masked() can be used to iterate over the pipes
> > included in the user provided pipe mask. Removes a few lines of
> > duplicated code.
> >
> > Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
>
> Reviewed-by: Imre Deak <imre.deak at intel.com>
Series pushed to dinq. Thanks for the review.
>
> > ---
> > drivers/gpu/drm/i915/i915_drv.h | 3 +++
> > drivers/gpu/drm/i915/i915_irq.c | 27 +++++++++------------------
> > 2 files changed, 12 insertions(+), 18 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/i915_drv.h
> > b/drivers/gpu/drm/i915/i915_drv.h
> > index 6644c2e354c1..00ab9c0e18e0 100644
> > --- a/drivers/gpu/drm/i915/i915_drv.h
> > +++ b/drivers/gpu/drm/i915/i915_drv.h
> > @@ -261,6 +261,9 @@ struct i915_hotplug {
> >
> > #define for_each_pipe(__dev_priv, __p) \
> > for ((__p) = 0; (__p) < INTEL_INFO(__dev_priv)->num_pipes;
> > (__p)++)
> > +#define for_each_pipe_masked(__dev_priv, __p, __mask) \
> > + for ((__p) = 0; (__p) < INTEL_INFO(__dev_priv)->num_pipes;
> > (__p)++) \
> > + for_each_if ((__mask) & (1 << (__p)))
> > #define for_each_plane(__dev_priv, __pipe, __p)
> > \
> > for ((__p) = 0;
> > \
> > (__p) < INTEL_INFO(__dev_priv)->num_sprites[(__pipe)] +
> > 1; \
> > diff --git a/drivers/gpu/drm/i915/i915_irq.c
> > b/drivers/gpu/drm/i915/i915_irq.c
> > index a9048e1b96e5..d1a46ef5ab3f 100644
> > --- a/drivers/gpu/drm/i915/i915_irq.c
> > +++ b/drivers/gpu/drm/i915/i915_irq.c
> > @@ -3349,33 +3349,24 @@ void gen8_irq_power_well_post_enable(struct
> > drm_i915_private *dev_priv,
> > unsigned int pipe_mask)
> > {
> > uint32_t extra_ier = GEN8_PIPE_VBLANK |
> > GEN8_PIPE_FIFO_UNDERRUN;
> > + enum pipe pipe;
> >
> > spin_lock_irq(&dev_priv->irq_lock);
> > - if (pipe_mask & 1 << PIPE_A)
> > - GEN8_IRQ_INIT_NDX(DE_PIPE, PIPE_A,
> > - dev_priv->de_irq_mask[PIPE_A],
> > - ~dev_priv->de_irq_mask[PIPE_A] |
> > extra_ier);
> > - if (pipe_mask & 1 << PIPE_B)
> > - GEN8_IRQ_INIT_NDX(DE_PIPE, PIPE_B,
> > - dev_priv->de_irq_mask[PIPE_B],
> > - ~dev_priv->de_irq_mask[PIPE_B] |
> > extra_ier);
> > - if (pipe_mask & 1 << PIPE_C)
> > - GEN8_IRQ_INIT_NDX(DE_PIPE, PIPE_C,
> > - dev_priv->de_irq_mask[PIPE_C],
> > - ~dev_priv->de_irq_mask[PIPE_C] |
> > extra_ier);
> > + for_each_pipe_masked(dev_priv, pipe, pipe_mask)
> > + GEN8_IRQ_INIT_NDX(DE_PIPE, pipe,
> > + dev_priv->de_irq_mask[pipe],
> > + ~dev_priv->de_irq_mask[pipe] |
> > extra_ier);
> > spin_unlock_irq(&dev_priv->irq_lock);
> > }
> >
> > void gen8_irq_power_well_pre_disable(struct drm_i915_private
> > *dev_priv,
> > unsigned int pipe_mask)
> > {
> > + enum pipe pipe;
> > +
> > spin_lock_irq(&dev_priv->irq_lock);
> > - if (pipe_mask & 1 << PIPE_A)
> > - GEN8_IRQ_RESET_NDX(DE_PIPE, PIPE_A);
> > - if (pipe_mask & 1 << PIPE_B)
> > - GEN8_IRQ_RESET_NDX(DE_PIPE, PIPE_B);
> > - if (pipe_mask & 1 << PIPE_C)
> > - GEN8_IRQ_RESET_NDX(DE_PIPE, PIPE_C);
> > + for_each_pipe_masked(dev_priv, pipe, pipe_mask)
> > + GEN8_IRQ_RESET_NDX(DE_PIPE, pipe);
> > spin_unlock_irq(&dev_priv->irq_lock);
> >
> > /* make sure we're done processing display irqs */
--
Ville Syrjälä
Intel OTC
More information about the Intel-gfx
mailing list