On Mon, Sep 14, 2020 at 12:27:58PM -0700, Navare, Manasi wrote:
> On Mon, Sep 14, 2020 at 10:20:41PM +0300, Ville Syrjälä wrote:
> > On Mon, Sep 14, 2020 at 12:14:10PM -0700, Navare, Manasi wrote:
> > > On Thu, Sep 03, 2020 at 10:19:45PM +0300, Ville Syrjälä wrote:
> > > > On Wed, Jul 15, 2020 at 03:42:19PM -0700, Manasi Navare wrote:
> > > > > From: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
> > > > >
> > > > > Make sure that when a plane is set in a bigjoiner mode, we will add
> > > > > their counterpart to the atomic state as well. This will allow us to
> > > > > make sure all state is available when planes are checked.
> > > > >
> > > > > Because of the funny interactions with bigjoiner and planar YUV
> > > > > formats, we may end up adding a lot of planes, so we have to keep
> > > > > iterating until we no longer add any planes.
> > > > >
> > > > > Also fix the atomic intel plane iterator, so things watermarks start
> > > > > working automagically.
> > > > >
> > > > > v5:
> > > > > * Rebase after adding sagv support (Manasi)
> > > > > v4:
> > > > > * Manual rebase (Manasi)
> > > > > Changes since v1:
> > > > > - Rebase on top of plane_state split, cleaning up the code a lot.
> > > > > - Make intel_atomic_crtc_state_for_each_plane_state() bigjoiner capable.
> > > > > - Add iter macro to intel_atomic_crtc_state_for_each_plane_state() to
> > > > > keep iteration working.
> > > > > Changes since v2:
> > > > > - Add icl_(un)set_bigjoiner_plane_links, to make it more clear where
> > > > > links are made and broken.
> > > > >
> > > > > Signed-off-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
> > > > > Signed-off-by: Manasi Navare <manasi.d.navare@xxxxxxxxx>
> > > > > ---
> > > > > .../gpu/drm/i915/display/intel_atomic_plane.c | 52 ++++-
> > > > > .../gpu/drm/i915/display/intel_atomic_plane.h | 3 +-
> > > > > drivers/gpu/drm/i915/display/intel_display.c | 207 ++++++++++++++++--
> > > > > drivers/gpu/drm/i915/display/intel_display.h | 20 +-
> > > > > .../drm/i915/display/intel_display_types.h | 11 +
> > > > > drivers/gpu/drm/i915/intel_pm.c | 20 +-
> > > > > 6 files changed, 274 insertions(+), 39 deletions(-)
> > > > >
> > > > > diff --git a/drivers/gpu/drm/i915/display/intel_atomic_plane.c b/drivers/gpu/drm/i915/display/intel_atomic_plane.c
> > > > > index 79032701873a..5c6e72063fac 100644
> > > > > --- a/drivers/gpu/drm/i915/display/intel_atomic_plane.c
> > > > > +++ b/drivers/gpu/drm/i915/display/intel_atomic_plane.c
> > > > > @@ -246,11 +246,17 @@ static void intel_plane_clear_hw_state(struct intel_plane_state *plane_state)
> > > > > memset(&plane_state->hw, 0, sizeof(plane_state->hw));
> > > > > }
> > > > >
> > > > > -void intel_plane_copy_uapi_to_hw_state(struct intel_plane_state *plane_state,
> > > > > +void intel_plane_copy_uapi_to_hw_state(const struct intel_crtc_state *crtc_state,
> > > > > + struct intel_plane_state *plane_state,
> > > > > const struct intel_plane_state *from_plane_state)
> > > > > {
> > > > > intel_plane_clear_hw_state(plane_state);
> > > > >
> > > > > + if (from_plane_state->uapi.crtc)
> > > > > + plane_state->hw.crtc = crtc_state->uapi.crtc;
> > > > > + else
> > > > > + plane_state->hw.crtc = NULL;
> > > > > +
> > > > > plane_state->hw.crtc = from_plane_state->uapi.crtc;
> > > >
> > > > eh?
> > >
> > > Hmm good catch here, this one definitely looks fishy probably got messed up in the rebase
> > > so this should just be:
> > >
> > > if (from_plane_state->uapi.crtc)
> > > plane_state->hw.crtc = crtc_state->uapi.crtc;
> > > else
> > > plane_state->hw.crtc = NULL;
> > >
> > > And the reassignmnet of plane_state->hw.crtc should be removed.
> > >
> > > Good?
> >
> > The if-else seems totally pointless.
> >
>
> Hmm yes so we assume that if from_plane_state->uapi.crtc is NULL then crtc_state->uapi.crtc is NULL?
> Then just have plane_state->hw.crtc = crtc_state->uapi.crtc; without if-else?
Actually, re-reading this I don't even understand what this code is doing.
>
> Manasi
>
> > >
> > > >
> > > > > plane_state->hw.fb = from_plane_state->uapi.fb;
> > > > > if (plane_state->hw.fb)
> > > > > @@ -319,15 +325,36 @@ int intel_plane_atomic_check_with_state(const struct intel_crtc_state *old_crtc_
> > > > > }
> > > > >
> > > > > static struct intel_crtc *
> > > > > -get_crtc_from_states(const struct intel_plane_state *old_plane_state,
> > > > > +get_crtc_from_states(struct intel_atomic_state *state,
> > > > > + const struct intel_plane_state *old_plane_state,
> > > > > const struct intel_plane_state *new_plane_state)
> > > > > {
> > > > > + struct drm_i915_private *dev_priv = to_i915(state->base.dev);
> > > > > + struct intel_plane *plane = to_intel_plane(new_plane_state->uapi.plane);
> > > > > +
> > > > > if (new_plane_state->uapi.crtc)
> > > > > return to_intel_crtc(new_plane_state->uapi.crtc);
> > > > >
> > > > > if (old_plane_state->uapi.crtc)
> > > > > return to_intel_crtc(old_plane_state->uapi.crtc);
> > > > >
> > > > > + if (new_plane_state->bigjoiner_slave) {
> > > > > + const struct intel_plane_state *new_master_plane_state =
> > > > > + intel_atomic_get_new_plane_state(state, new_plane_state->bigjoiner_plane);
> > > > > +
> > > > > + /* need to use uapi here, new_master_plane_state might not be copied to hw yet */
> > > > > + if (new_master_plane_state->uapi.crtc)
> > > > > + return intel_get_crtc_for_pipe(dev_priv, plane->pipe);
> > > > > + }
> > > > > +
> > > > > + if (old_plane_state->bigjoiner_slave) {
> > > > > + const struct intel_plane_state *old_master_plane_state =
> > > > > + intel_atomic_get_old_plane_state(state, old_plane_state->bigjoiner_plane);
> > > > > +
> > > > > + if (old_master_plane_state->uapi.crtc)
> > > > > + return intel_get_crtc_for_pipe(dev_priv, plane->pipe);
> > > > > + }
> > > > > +
> > > > > return NULL;
> > > > > }
> > > > >
> > > > > @@ -338,18 +365,33 @@ int intel_plane_atomic_check(struct intel_atomic_state *state,
> > > > > intel_atomic_get_new_plane_state(state, plane);
> > > > > const struct intel_plane_state *old_plane_state =
> > > > > intel_atomic_get_old_plane_state(state, plane);
> > > > > + const struct intel_plane_state *new_master_plane_state;
> > > > > struct intel_crtc *crtc =
> > > > > - get_crtc_from_states(old_plane_state, new_plane_state);
> > > > > + get_crtc_from_states(state, old_plane_state,
> > > > > + new_plane_state);
> > > > > const struct intel_crtc_state *old_crtc_state;
> > > > > struct intel_crtc_state *new_crtc_state;
> > > > >
> > > > > - intel_plane_copy_uapi_to_hw_state(new_plane_state, new_plane_state);
> > > > > + if (crtc)
> > > > > + new_crtc_state = intel_atomic_get_new_crtc_state(state, crtc);
> > > > > + else
> > > > > + new_crtc_state = NULL;
> > > > > +
> > > > > + new_master_plane_state = new_plane_state;
> > > > > + if (new_plane_state->bigjoiner_slave)
> > > > > + new_master_plane_state =
> > > > > + intel_atomic_get_new_plane_state(state,
> > > > > + new_plane_state->bigjoiner_plane);
> > > > > +
> > > > > + intel_plane_copy_uapi_to_hw_state(new_crtc_state,
> > > > > + new_plane_state,
> > > > > + new_master_plane_state);
> > > > > +
> > > > > new_plane_state->uapi.visible = false;
> > > > > if (!crtc)
> > > > > return 0;
> > > > >
> > > > > old_crtc_state = intel_atomic_get_old_crtc_state(state, crtc);
> > > > > - new_crtc_state = intel_atomic_get_new_crtc_state(state, crtc);
> > > > >
> > > > > return intel_plane_atomic_check_with_state(old_crtc_state,
> > > > > new_crtc_state,
> > > > > diff --git a/drivers/gpu/drm/i915/display/intel_atomic_plane.h b/drivers/gpu/drm/i915/display/intel_atomic_plane.h
> > > > > index 59dd1fbb02ea..c2a1e7c86e6c 100644
> > > > > --- a/drivers/gpu/drm/i915/display/intel_atomic_plane.h
> > > > > +++ b/drivers/gpu/drm/i915/display/intel_atomic_plane.h
> > > > > @@ -23,7 +23,8 @@ unsigned int intel_plane_pixel_rate(const struct intel_crtc_state *crtc_state,
> > > > >
> > > > > unsigned int intel_plane_data_rate(const struct intel_crtc_state *crtc_state,
> > > > > const struct intel_plane_state *plane_state);
> > > > > -void intel_plane_copy_uapi_to_hw_state(struct intel_plane_state *plane_state,
> > > > > +void intel_plane_copy_uapi_to_hw_state(const struct intel_crtc_state *crtc_state,
> > > > > + struct intel_plane_state *plane_state,
> > > > > const struct intel_plane_state *from_plane_state);
> > > > > void intel_update_plane(struct intel_plane *plane,
> > > > > const struct intel_crtc_state *crtc_state,
> > > > > diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
> > > > > index bfc5c890ab4e..6f4a2845674d 100644
> > > > > --- a/drivers/gpu/drm/i915/display/intel_display.c
> > > > > +++ b/drivers/gpu/drm/i915/display/intel_display.c
> > > > > @@ -3693,7 +3693,7 @@ intel_find_initial_plane_obj(struct intel_crtc *intel_crtc,
> > > > > drm_framebuffer_get(fb);
> > > > >
> > > > > plane_state->crtc = &intel_crtc->base;
> > > > > - intel_plane_copy_uapi_to_hw_state(intel_state, intel_state);
> > > > > + intel_plane_copy_uapi_to_hw_state(crtc_state, intel_state, intel_state);
> > > > >
> > > > > intel_frontbuffer_flush(to_intel_frontbuffer(fb), ORIGIN_DIRTYFB);
> > > > >
> > > > > @@ -12582,26 +12582,180 @@ static bool check_single_encoder_cloning(struct intel_atomic_state *state,
> > > > > return true;
> > > > > }
> > > > >
> > > > > +static int icl_unset_bigjoiner_plane_links(struct intel_atomic_state *state,
> > > > > + struct intel_crtc_state *new_crtc_state)
> > > > > +{
> > > > > + struct intel_crtc *crtc = to_intel_crtc(new_crtc_state->uapi.crtc);
> > > > > + struct intel_plane *plane;
> > > > > +
> > > > > + /*
> > > > > + * Teardown the old bigjoiner plane mappings.
> > > > > + */
> > > > > + for_each_intel_plane_on_crtc(crtc->base.dev, crtc, plane) {
> > > > > + struct intel_plane_state *plane_state, *other_plane_state;
> > > > > + struct intel_plane *other_plane;
> > > > > +
> > > > > + plane_state = intel_atomic_get_plane_state(state, plane);
> > > > > + if (IS_ERR(plane_state))
> > > > > + return PTR_ERR(plane_state);
> > > > > +
> > > > > + other_plane = plane_state->bigjoiner_plane;
> > > > > + if (!other_plane)
> > > > > + continue;
> > > > > +
> > > > > + plane_state->bigjoiner_plane = NULL;
> > > > > + plane_state->bigjoiner_slave = false;
> > > > > +
> > > > > + other_plane_state = intel_atomic_get_plane_state(state, other_plane);
> > > > > + if (IS_ERR(other_plane_state))
> > > > > + return PTR_ERR(other_plane_state);
> > > > > + other_plane_state->bigjoiner_plane = NULL;
> > > > > + other_plane_state->bigjoiner_slave = false;
> > > > > + }
> > > > > + return 0;
> > > > > +}
> > > > > +
> > > > > +static int icl_set_bigjoiner_plane_links(struct intel_atomic_state *state,
> > > > > + struct intel_crtc_state *new_crtc_state)
> > > > > +{
> > > > > + struct intel_plane *plane;
> > > > > + struct intel_crtc *crtc = to_intel_crtc(new_crtc_state->uapi.crtc);
> > > > > + struct intel_crtc *other_crtc = new_crtc_state->bigjoiner_linked_crtc;
> > > > > +
> > > > > + /*
> > > > > + * Setup and teardown the new bigjoiner plane mappings.
> > > > > + */
> > > > > + for_each_intel_plane_on_crtc(crtc->base.dev, crtc, plane) {
> > > > > + struct intel_plane_state *plane_state;
> > > > > + struct intel_plane *other_plane = NULL;
> > > > > + bool found_plane = false;
> > > > > +
> > > > > + plane_state = intel_atomic_get_plane_state(state, plane);
> > > > > + if (IS_ERR(plane_state))
> > > > > + return PTR_ERR(plane_state);
> > > > > +
> > > > > + for_each_intel_plane_on_crtc(crtc->base.dev, other_crtc, other_plane) {
> > > > > + if (other_plane->id != plane->id)
> > > > > + continue;
> > > > > +
> > > > > + plane_state->bigjoiner_plane = other_plane;
> > > > > + plane_state->bigjoiner_slave = new_crtc_state->bigjoiner_slave;
> > > > > +
> > > > > + plane_state = intel_atomic_get_plane_state(state, other_plane);
> > > > > + if (IS_ERR(plane_state))
> > > > > + return PTR_ERR(plane_state);
> > > > > +
> > > > > + plane_state->bigjoiner_plane = plane;
> > > > > + plane_state->bigjoiner_slave = !new_crtc_state->bigjoiner_slave;
> > > > > +
> > > > > + found_plane = true;
> > > > > + break;
> > > > > + }
> > > > > +
> > > > > + if (!found_plane) {
> > > > > + /* All pipes should have identical planes. */
> > > > > + WARN_ON(!found_plane);
> > > > > + return -EINVAL;
> > > > > + }
> > > > > + }
> > > > > + return 0;
> > > > > +}
> > > > > +
> > > > > +static int icl_add_dependent_planes(struct intel_atomic_state *state,
> > > > > + struct intel_plane_state *plane_state)
> > > > > +{
> > > > > + struct intel_plane_state *new_plane_state;
> > > > > + struct intel_plane *plane;
> > > > > + int ret = 0;
> > > > > +
> > > > > + plane = plane_state->bigjoiner_plane;
> > > > > + if (plane && !intel_atomic_get_new_plane_state(state, plane)) {
> > > > > + new_plane_state = intel_atomic_get_plane_state(state, plane);
> > > > > + if (IS_ERR(new_plane_state))
> > > > > + return PTR_ERR(new_plane_state);
> > > > > +
> > > > > + ret = 1;
> > > > > + }
> > > > > +
> > > > > + plane = plane_state->planar_linked_plane;
> > > > > + if (plane && !intel_atomic_get_new_plane_state(state, plane)) {
> > > > > + new_plane_state = intel_atomic_get_plane_state(state, plane);
> > > > > + if (IS_ERR(new_plane_state))
> > > > > + return PTR_ERR(new_plane_state);
> > > > > +
> > > > > + ret = 1;
> > > > > + }
> > > > > +
> > > > > + return ret;
> > > > > +}
> > > > > +
> > > > > static int icl_add_linked_planes(struct intel_atomic_state *state)
> > > > > {
> > > > > - struct intel_plane *plane, *linked;
> > > > > - struct intel_plane_state *plane_state, *linked_plane_state;
> > > > > + struct intel_plane *plane;
> > > > > + struct intel_plane_state *old_plane_state, *new_plane_state;
> > > > > + struct intel_crtc *crtc, *linked_crtc;
> > > > > + struct intel_crtc_state *old_crtc_state, *new_crtc_state, *linked_crtc_state;
> > > > > + bool added;
> > > > > int i;
> > > > >
> > > > > - for_each_new_intel_plane_in_state(state, plane, plane_state, i) {
> > > > > - linked = plane_state->planar_linked_plane;
> > > > > + /*
> > > > > + * Iteratively add plane_state->linked_plane and plane_state->bigjoiner_plane
> > > > > + *
> > > > > + * This needs to be done repeatedly, because of is a funny interaction;
> > > > > + * the Y-plane may be assigned differently on the other bigjoiner crtc,
> > > > > + * and we could end up with the following evil recursion, when only adding a
> > > > > + * single plane to state:
> > > > > + *
> > > > > + * XRGB8888 master plane 6 adds NV12 slave Y-plane 6, which adds slave UV plane 0,
> > > > > + * which adds master UV plane 0, which adds master Y-plane 7, which adds XRGB8888
> > > > > + *slave plane 7.
> > > >
> > > > Feels like this has become super complicated by mixing up the bigjoiner
> > > > and Y plane cases. Can't we just handle them separately. First deal with
> > > > bigjoiner planes, then let each crtc handle its Y-planes independently?
> > > >
> > >
> > > Yea this is a complex algorithm here. But if functionally it looks right
> > > I dont feel comfortable detangling it since originally written by Maarten.
> > >
> > > Manasi
> > >
> > > > > + *
> > > > > + * We could pull in even more because of old_plane_state vs new_plane_state.
> > > > > + *
> > > > > + * Max depth = 5 (or 7 for evil case) in this case.
> > > > > + * Number of passes will be less, because newly added planes show up in the
> > > > > + * same iteration round when added_plane->index > plane->index.
> > > > > + */
> > > > > + do {
> > > > > + added = false;
> > > > >
> > > > > - if (!linked)
> > > > > - continue;
> > > > > + for_each_oldnew_intel_plane_in_state(state, plane, old_plane_state, new_plane_state, i) {
> > > > > + int ret, ret2;
> > > > > +
> > > > > + ret = icl_add_dependent_planes(state, old_plane_state);
> > > > > + if (ret < 0)
> > > > > + return ret;
> > > > > +
> > > > > + ret2 = icl_add_dependent_planes(state, new_plane_state);
> > > > > + if (ret2 < 0)
> > > > > + return ret2;
> > > > > +
> > > > > + added |= ret || ret2;
> > > > > + }
> > > > > + } while (added);
> > > > > +
> > > > > + /*
> > > > > + * Make sure bigjoiner slave crtc's are also pulled in. This is not done automatically
> > > > > + * when adding slave planes, because plane_state->crtc is null.
> > > > > + */
> > > > > + for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
> > > > > + linked_crtc = old_crtc_state->bigjoiner_linked_crtc;
> > > > > + if (linked_crtc) {
> > > > > + linked_crtc_state =
> > > > > + intel_atomic_get_crtc_state(&state->base, linked_crtc);
> > > > > +
> > > > > + if (IS_ERR(linked_crtc_state))
> > > > > + return PTR_ERR(linked_crtc_state);
> > > > > + }
> > > > >
> > > > > - linked_plane_state = intel_atomic_get_plane_state(state, linked);
> > > > > - if (IS_ERR(linked_plane_state))
> > > > > - return PTR_ERR(linked_plane_state);
> > > > > + linked_crtc = new_crtc_state->bigjoiner_linked_crtc;
> > > > > + if (linked_crtc && linked_crtc != old_crtc_state->bigjoiner_linked_crtc) {
> > > > > + linked_crtc_state =
> > > > > + intel_atomic_get_crtc_state(&state->base, linked_crtc);
> > > > >
> > > > > - drm_WARN_ON(state->base.dev,
> > > > > - linked_plane_state->planar_linked_plane != plane);
> > > > > - drm_WARN_ON(state->base.dev,
> > > > > - linked_plane_state->planar_slave == plane_state->planar_slave);
> > > > > + if (IS_ERR(linked_crtc_state))
> > > > > + return PTR_ERR(linked_crtc_state);
> > > > > + }
> > > > > }
> > > > >
> > > > > return 0;
> > > > > @@ -12641,6 +12795,7 @@ static int icl_check_nv12_planes(struct intel_crtc_state *crtc_state)
> > > > >
> > > > > for_each_new_intel_plane_in_state(state, plane, plane_state, i) {
> > > > > struct intel_plane_state *linked_state = NULL;
> > > > > + struct intel_plane_state *master_plane_state;
> > > > >
> > > > > if (plane->pipe != crtc->pipe ||
> > > > > !(crtc_state->nv12_planes & BIT(plane->id)))
> > > > > @@ -12684,7 +12839,14 @@ static int icl_check_nv12_planes(struct intel_crtc_state *crtc_state)
> > > > > memcpy(linked_state->color_plane, plane_state->color_plane,
> > > > > sizeof(linked_state->color_plane));
> > > > >
> > > > > - intel_plane_copy_uapi_to_hw_state(linked_state, plane_state);
> > > > > + master_plane_state = plane_state;
> > > > > + if (plane_state->bigjoiner_slave)
> > > > > + master_plane_state =
> > > > > + intel_atomic_get_new_plane_state(state,
> > > > > + plane_state->bigjoiner_plane);
> > > > > +
> > > > > + intel_plane_copy_uapi_to_hw_state(crtc_state, linked_state,
> > > > > + master_plane_state);
> > > > > linked_state->uapi.src = plane_state->uapi.src;
> > > > > linked_state->uapi.dst = plane_state->uapi.dst;
> > > > >
> > > > > @@ -15028,6 +15190,7 @@ static int intel_atomic_check_bigjoiner(struct intel_atomic_state *state,
> > > > > struct drm_i915_private *dev_priv = to_i915(state->base.dev);
> > > > > struct intel_crtc_state *slave_crtc_state, *master_crtc_state;
> > > > > struct intel_crtc *slave, *master;
> > > > > + int ret;
> > > > >
> > > > > /* slave being enabled, is master is still claiming this crtc? */
> > > > > if (old_crtc_state->bigjoiner_slave) {
> > > > > @@ -15038,6 +15201,12 @@ static int intel_atomic_check_bigjoiner(struct intel_atomic_state *state,
> > > > > goto claimed;
> > > > > }
> > > > >
> > > > > + if (old_crtc_state->bigjoiner) {
> > > > > + ret = icl_unset_bigjoiner_plane_links(state, new_crtc_state);
> > > > > + if (ret)
> > > > > + return ret;
> > > > > + }
> > > > > +
> > > > > if (!new_crtc_state->bigjoiner)
> > > > > return 0;
> > > > >
> > > > > @@ -15062,7 +15231,11 @@ static int intel_atomic_check_bigjoiner(struct intel_atomic_state *state,
> > > > > DRM_DEBUG_KMS("[CRTC:%d:%s] Used as slave for big joiner\n",
> > > > > slave->base.base.id, slave->base.name);
> > > > >
> > > > > - return copy_bigjoiner_crtc_state(slave_crtc_state, new_crtc_state);
> > > > > + ret = copy_bigjoiner_crtc_state(slave_crtc_state, new_crtc_state);
> > > > > + if (ret)
> > > > > + return ret;
> > > > > +
> > > > > + return icl_set_bigjoiner_plane_links(state, new_crtc_state);
> > > > >
> > > > > claimed:
> > > > > DRM_DEBUG_KMS("[CRTC:%d:%s] Slave is enabled as normal CRTC, but "
> > > > > @@ -16531,7 +16704,7 @@ intel_legacy_cursor_update(struct drm_plane *_plane,
> > > > > new_plane_state->uapi.crtc_w = crtc_w;
> > > > > new_plane_state->uapi.crtc_h = crtc_h;
> > > > >
> > > > > - intel_plane_copy_uapi_to_hw_state(new_plane_state, new_plane_state);
> > > > > + intel_plane_copy_uapi_to_hw_state(new_crtc_state, new_plane_state, new_plane_state);
> > > > >
> > > > > ret = intel_plane_atomic_check_with_state(crtc_state, new_crtc_state,
> > > > > old_plane_state, new_plane_state);
> > > > > diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h
> > > > > index e890c8fb779b..78010ee364f3 100644
> > > > > --- a/drivers/gpu/drm/i915/display/intel_display.h
> > > > > +++ b/drivers/gpu/drm/i915/display/intel_display.h
> > > > > @@ -467,12 +467,20 @@ enum phy_fia {
> > > > > for_each_if(crtc)
> > > > >
> > > > > #define intel_atomic_crtc_state_for_each_plane_state( \
> > > > > - plane, plane_state, \
> > > > > - crtc_state) \
> > > > > - for_each_intel_plane_mask(((crtc_state)->uapi.state->dev), (plane), \
> > > > > - ((crtc_state)->uapi.plane_mask)) \
> > > > > - for_each_if ((plane_state = \
> > > > > - to_intel_plane_state(__drm_atomic_get_current_plane_state((crtc_state)->uapi.state, &plane->base))))
> > > > > + plane, iter, plane_state, \
> > > > > + crtc_state) \
> > > > > + for_each_intel_plane_mask(((crtc_state)->uapi.state->dev), (iter), \
> > > > > + (((crtc_state)->bigjoiner_slave ? \
> > > > > + intel_atomic_get_new_crtc_state( \
> > > > > + to_intel_atomic_state((crtc_state)->uapi.state), \
> > > > > + (crtc_state)->bigjoiner_linked_crtc) : \
> > > > > + (crtc_state))->uapi.plane_mask)) \
> > > > > + for_each_if ((((plane_state) = \
> > > > > + to_intel_plane_state(__drm_atomic_get_current_plane_state((crtc_state)->uapi.state, &iter->base))), \
> > > > > + ((plane) = (plane_state)->bigjoiner_slave ? (plane_state)->bigjoiner_plane : (iter)), \
> > > > > + ((plane_state) = (plane_state)->bigjoiner_slave ? \
> > > > > + to_intel_plane_state(__drm_atomic_get_current_plane_state((crtc_state)->uapi.state, &plane->base)) : \
> > > > > + (plane_state))))
> > > > >
> > > > > #define for_each_new_intel_connector_in_state(__state, connector, new_connector_state, __i) \
> > > > > for ((__i) = 0; \
> > > > > diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
> > > > > index 943709f192f7..6957eac140cd 100644
> > > > > --- a/drivers/gpu/drm/i915/display/intel_display_types.h
> > > > > +++ b/drivers/gpu/drm/i915/display/intel_display_types.h
> > > > > @@ -575,6 +575,17 @@ struct intel_plane_state {
> > > > > */
> > > > > struct intel_plane *planar_linked_plane;
> > > > >
> > > > > + /*
> > > > > + * bigjoiner_plane:
> > > > > + *
> > > > > + * When 2 pipes are joined in a bigjoiner configuration,
> > > > > + * points to the same plane on the other pipe.
> > > > > + *
> > > > > + * bigjoiner_slave is set on the slave pipe.
> > > > > + */
> > > > > + struct intel_plane *bigjoiner_plane;
> > > > > + u32 bigjoiner_slave;
> > > > > +
> > > > > /*
> > > > > * planar_slave:
> > > > > * If set don't update use the linked plane's state for updating
> > > > > diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> > > > > index d1263ebd3811..a3e3ac429fd4 100644
> > > > > --- a/drivers/gpu/drm/i915/intel_pm.c
> > > > > +++ b/drivers/gpu/drm/i915/intel_pm.c
> > > > > @@ -3150,7 +3150,7 @@ static int ilk_compute_pipe_wm(struct intel_crtc_state *crtc_state)
> > > > > struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev);
> > > > > struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
> > > > > struct intel_pipe_wm *pipe_wm;
> > > > > - struct intel_plane *plane;
> > > > > + struct intel_plane *plane, *iter;
> > > > > const struct intel_plane_state *plane_state;
> > > > > const struct intel_plane_state *pristate = NULL;
> > > > > const struct intel_plane_state *sprstate = NULL;
> > > > > @@ -3160,7 +3160,7 @@ static int ilk_compute_pipe_wm(struct intel_crtc_state *crtc_state)
> > > > >
> > > > > pipe_wm = &crtc_state->wm.ilk.optimal;
> > > > >
> > > > > - intel_atomic_crtc_state_for_each_plane_state(plane, plane_state, crtc_state) {
> > > > > + intel_atomic_crtc_state_for_each_plane_state(plane, iter, plane_state, crtc_state) {
> > > > > if (plane->base.type == DRM_PLANE_TYPE_PRIMARY)
> > > > > pristate = plane_state;
> > > > > else if (plane->base.type == DRM_PLANE_TYPE_OVERLAY)
> > > > > @@ -3879,7 +3879,7 @@ static bool skl_crtc_can_enable_sagv(const struct intel_crtc_state *crtc_state)
> > > > > {
> > > > > struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
> > > > > struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
> > > > > - struct intel_plane *plane;
> > > > > + struct intel_plane *plane, *iter;
> > > > > const struct intel_plane_state *plane_state;
> > > > > int level, latency;
> > > > >
> > > > > @@ -3892,7 +3892,7 @@ static bool skl_crtc_can_enable_sagv(const struct intel_crtc_state *crtc_state)
> > > > > if (crtc_state->hw.pipe_mode.flags & DRM_MODE_FLAG_INTERLACE)
> > > > > return false;
> > > > >
> > > > > - intel_atomic_crtc_state_for_each_plane_state(plane, plane_state, crtc_state) {
> > > > > + intel_atomic_crtc_state_for_each_plane_state(plane, iter, plane_state, crtc_state) {
> > > > > const struct skl_plane_wm *wm =
> > > > > &crtc_state->wm.skl.optimal.planes[plane->id];
> > > > >
> > > > > @@ -4714,12 +4714,12 @@ skl_get_total_relative_data_rate(struct intel_crtc_state *crtc_state,
> > > > > u64 *plane_data_rate,
> > > > > u64 *uv_plane_data_rate)
> > > > > {
> > > > > - struct intel_plane *plane;
> > > > > + struct intel_plane *plane, *iter;
> > > > > const struct intel_plane_state *plane_state;
> > > > > u64 total_data_rate = 0;
> > > > >
> > > > > /* Calculate and cache data rate for each plane */
> > > > > - intel_atomic_crtc_state_for_each_plane_state(plane, plane_state, crtc_state) {
> > > > > + intel_atomic_crtc_state_for_each_plane_state(plane, iter, plane_state, crtc_state) {
> > > > > enum plane_id plane_id = plane->id;
> > > > > u64 rate;
> > > > >
> > > > > @@ -4741,12 +4741,12 @@ static u64
> > > > > icl_get_total_relative_data_rate(struct intel_crtc_state *crtc_state,
> > > > > u64 *plane_data_rate)
> > > > > {
> > > > > - struct intel_plane *plane;
> > > > > + struct intel_plane *plane, *iter;
> > > > > const struct intel_plane_state *plane_state;
> > > > > u64 total_data_rate = 0;
> > > > >
> > > > > /* Calculate and cache data rate for each plane */
> > > > > - intel_atomic_crtc_state_for_each_plane_state(plane, plane_state, crtc_state) {
> > > > > + intel_atomic_crtc_state_for_each_plane_state(plane, iter, plane_state, crtc_state) {
> > > > > enum plane_id plane_id = plane->id;
> > > > > u64 rate;
> > > > >
> > > > > @@ -5593,7 +5593,7 @@ static int skl_build_pipe_wm(struct intel_crtc_state *crtc_state)
> > > > > {
> > > > > struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev);
> > > > > struct skl_pipe_wm *pipe_wm = &crtc_state->wm.skl.optimal;
> > > > > - struct intel_plane *plane;
> > > > > + struct intel_plane *plane, *iter;
> > > > > const struct intel_plane_state *plane_state;
> > > > > int ret;
> > > > >
> > > > > @@ -5603,7 +5603,7 @@ static int skl_build_pipe_wm(struct intel_crtc_state *crtc_state)
> > > > > */
> > > > > memset(pipe_wm->planes, 0, sizeof(pipe_wm->planes));
> > > > >
> > > > > - intel_atomic_crtc_state_for_each_plane_state(plane, plane_state,
> > > > > + intel_atomic_crtc_state_for_each_plane_state(plane, iter, plane_state,
> > > > > crtc_state) {
> > > > >
> > > > > if (INTEL_GEN(dev_priv) >= 11)
> > > > > --
> > > > > 2.19.1
> > > > >
> > > > > _______________________________________________
> > > > > Intel-gfx mailing list
> > > > > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> > > > > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
> > > >
> > > > --
> > > > Ville Syrjälä
> > > > Intel
> >
> > --
> > Ville Syrjälä
> > Intel
--
Ville Syrjälä
Intel
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