[Intel-gfx] [PATCH v13 4/5] drm/i915: Manipulate DBuf slices properly
Lisovskiy, Stanislav
stanislav.lisovskiy at intel.com
Mon Jan 20 08:36:23 UTC 2020
On Fri, 2020-01-17 at 11:06 -0800, Matt Roper wrote:
> On Fri, Jan 17, 2020 at 11:50:25AM +0200, Stanislav Lisovskiy wrote:
> > Start manipulating DBuf slices as a mask,
> > but not as a total number, as current approach
> > doesn't give us full control on all combinations
> > of slices, which we might need(like enabling S2
> > only can't enabled by setting enabled_slices=1).
> >
> > Removed wrong code from intel_get_ddb_size as
> > it doesn't match to BSpec. For now still just
> > use DBuf slice until proper algorithm is implemented.
> >
> > Other minor code refactoring to get prepared
> > for major DBuf assignment changes landed:
> > - As now enabled slices contain a mask
> > we still need some value which should
> > reflect how much DBuf slices are supported
> > by the platform, now device info contains
> > num_supported_dbuf_slices.
> > - Removed unneeded assertion as we are now
> > manipulating slices in a more proper way.
> >
> > v2: Start using enabled_slices in dev_priv
> >
> > v3: "enabled_slices" is now "enabled_dbuf_slices_mask",
> > as this now sits in dev_priv independently.
> >
> > v4: - Fixed debug print formatting to hex(Matt Roper)
> > - Optimized dbuf slice updates to be used only
> > if slice union is different from current conf(Matt Roper)
> > - Fixed some functions to be static(Matt Roper)
> > - Created a parameterized version for DBUF_CTL to
> > simplify DBuf programming cycle(Matt Roper)
> > - Removed unrequred field from GEN10_FEATURES(Matt Roper)
> >
> > v5: - Removed redundant programming dbuf slices helper(Ville
> > Syrjälä)
> > - Started to use parameterized loop for hw readout to get
> > slices
> > (Ville Syrjälä)
> > - Added back assertion checking amount of DBUF slices enabled
> > after DC states 5/6 transition, also added new assertion
> > as starting from ICL DMC seems to restore the last DBuf
> > power state set, rather than power up all dbuf slices
> > as assertion was previously expecting(Ville Syrjälä)
> >
> > v6: - Now using enum for DBuf slices in this patch (Ville Syrjälä)
> > - Removed gen11_assert_dbuf_enabled and put
> > gen9_assert_dbuf_enabled
> > back, as we really need to have a single unified assert here
> > however currently enabling always slice 1 is enforced by
> > BSpec,
> > so we will have to OR enabled slices mask with 1 in order
> > to be consistent with BSpec, that way we can unify that
> > assertion and against the actual state from the driver, but
> > not some hardcoded value.(concluded with Ville)
> > - Remove parameterized DBUF_CTL version, to extract it to
> > another
> > patch.(Ville Syrjälä)
>
> I think these next two items are new changes since the last version
> on
> the list I reviewed, so they should probably be "v7" to make it
> easier
> to see what changed.
>
> > - Removed unneeded hardcoded return value for older gens from
> > intel_enabled_dbuf_slices_mask - this now is handled in a
> > unified manner since device info anyway returns max dbuf
> > slices
> > as 1 for older platforms(Matthew Roper)
> > - Now using INTEL_INFO(dev_priv)->num_supported_dbuf_slices
> > instead
> > of intel_dbuf_max_slices function as it is trivial(Matthew
> > Roper)
> >
> > Signed-off-by: Stanislav Lisovskiy <stanislav.lisovskiy at intel.com>
> > ---
> > drivers/gpu/drm/i915/display/intel_display.c | 23 ++---
> > .../drm/i915/display/intel_display_power.c | 92 ++++++---------
> > ----
> > .../drm/i915/display/intel_display_types.h | 2 +-
> > drivers/gpu/drm/i915/i915_drv.h | 2 +-
> > drivers/gpu/drm/i915/i915_pci.c | 5 +-
> > drivers/gpu/drm/i915/intel_device_info.h | 1 +
> > drivers/gpu/drm/i915/intel_pm.c | 53 +++--------
> > drivers/gpu/drm/i915/intel_pm.h | 2 +-
> > 8 files changed, 63 insertions(+), 117 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/display/intel_display.c
> > b/drivers/gpu/drm/i915/display/intel_display.c
> > index 8b06ef29693e..061de161b95b 100644
> > --- a/drivers/gpu/drm/i915/display/intel_display.c
> > +++ b/drivers/gpu/drm/i915/display/intel_display.c
> > @@ -13770,12 +13770,12 @@ static void verify_wm_state(struct
> > intel_crtc *crtc,
> >
> > skl_pipe_ddb_get_hw_state(crtc, hw->ddb_y, hw->ddb_uv);
> >
> > - hw_enabled_slices = intel_enabled_dbuf_slices_num(dev_priv);
> > + hw_enabled_slices = intel_enabled_dbuf_slices_mask(dev_priv);
> >
> > if (INTEL_GEN(dev_priv) >= 11 &&
> > - hw_enabled_slices != dev_priv->enabled_dbuf_slices_num)
> > - DRM_ERROR("mismatch in DBUF Slices (expected %u, got
> > %u)\n",
> > - dev_priv->enabled_dbuf_slices_num,
> > + hw_enabled_slices != dev_priv->enabled_dbuf_slices_mask)
> > + DRM_ERROR("mismatch in DBUF Slices (expected 0x%x, got
> > 0x%x)\n",
> > + dev_priv->enabled_dbuf_slices_mask,
> > hw_enabled_slices);
> >
> > /* planes */
> > @@ -15119,22 +15119,23 @@ static void
> > intel_update_trans_port_sync_crtcs(struct intel_crtc *crtc,
> > static void icl_dbuf_slice_pre_update(struct intel_atomic_state
> > *state)
> > {
> > struct drm_i915_private *dev_priv = to_i915(state->base.dev);
> > - u8 hw_enabled_slices = dev_priv->enabled_dbuf_slices_num;
> > - u8 required_slices = state->enabled_dbuf_slices_num;
> > + u8 hw_enabled_slices = dev_priv->enabled_dbuf_slices_mask;
> > + u8 required_slices = state->enabled_dbuf_slices_mask;
> > + u8 slices_union = hw_enabled_slices | required_slices;
> >
> > /* If 2nd DBuf slice required, enable it here */
> > - if (INTEL_GEN(dev_priv) >= 11 && required_slices >
> > hw_enabled_slices)
> > - icl_dbuf_slices_update(dev_priv, required_slices);
> > + if (INTEL_GEN(dev_priv) >= 11 && slices_union !=
> > hw_enabled_slices)
> > + icl_dbuf_slices_update(dev_priv, slices_union);
> > }
> >
> > static void icl_dbuf_slice_post_update(struct intel_atomic_state
> > *state)
> > {
> > struct drm_i915_private *dev_priv = to_i915(state->base.dev);
> > - u8 hw_enabled_slices = dev_priv->enabled_dbuf_slices_num;
> > - u8 required_slices = state->enabled_dbuf_slices_num;
> > + u8 hw_enabled_slices = dev_priv->enabled_dbuf_slices_mask;
> > + u8 required_slices = state->enabled_dbuf_slices_mask;
> >
> > /* If 2nd DBuf slice is no more required disable it */
> > - if (INTEL_GEN(dev_priv) >= 11 && required_slices <
> > hw_enabled_slices)
> > + if (INTEL_GEN(dev_priv) >= 11 && required_slices !=
> > hw_enabled_slices)
> > icl_dbuf_slices_update(dev_priv, required_slices);
> > }
> >
> > diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c
> > b/drivers/gpu/drm/i915/display/intel_display_power.c
> > index 08065720391f..b86842b1ff7a 100644
> > --- a/drivers/gpu/drm/i915/display/intel_display_power.c
> > +++ b/drivers/gpu/drm/i915/display/intel_display_power.c
> > @@ -15,6 +15,7 @@
> > #include "intel_display_types.h"
> > #include "intel_dpio_phy.h"
> > #include "intel_hotplug.h"
> > +#include "intel_pm.h"
> > #include "intel_sideband.h"
> > #include "intel_tc.h"
> > #include "intel_vga.h"
> > @@ -1028,11 +1029,13 @@ static bool
> > gen9_dc_off_power_well_enabled(struct drm_i915_private *dev_priv,
> >
> > static void gen9_assert_dbuf_enabled(struct drm_i915_private
> > *dev_priv)
> > {
> > - u32 tmp = I915_READ(DBUF_CTL);
> > + u8 hw_enabled_dbuf_slices =
> > intel_enabled_dbuf_slices_mask(dev_priv);
> > + u8 enabled_dbuf_slices = dev_priv->enabled_dbuf_slices_mask;
> >
> > - WARN((tmp & (DBUF_POWER_STATE | DBUF_POWER_REQUEST)) !=
> > - (DBUF_POWER_STATE | DBUF_POWER_REQUEST),
> > - "Unexpected DBuf power power state (0x%08x)\n", tmp);
> > + WARN(hw_enabled_dbuf_slices != enabled_dbuf_slices,
> > + "Unexpected DBuf power power state (0x%08x, expected
> > 0x%08x)\n",
> > + hw_enabled_dbuf_slices,
> > + enabled_dbuf_slices);
> > }
> >
> > static void gen9_disable_dc_states(struct drm_i915_private
> > *dev_priv)
> > @@ -4388,86 +4391,49 @@ bool intel_dbuf_slice_set(struct
> > drm_i915_private *dev_priv,
> >
> > static void gen9_dbuf_enable(struct drm_i915_private *dev_priv)
> > {
> > - intel_dbuf_slice_set(dev_priv, DBUF_CTL, true);
> > + icl_dbuf_slices_update(dev_priv, BIT(DBUF_S1));
> > }
> >
> > static void gen9_dbuf_disable(struct drm_i915_private *dev_priv)
> > {
> > - intel_dbuf_slice_set(dev_priv, DBUF_CTL, false);
> > -}
> > -
> > -static u8 intel_dbuf_max_slices(struct drm_i915_private *dev_priv)
> > -{
> > - if (INTEL_GEN(dev_priv) < 11)
> > - return 1;
> > - return 2;
> > + icl_dbuf_slices_update(dev_priv, 0);
> > }
> >
> > void icl_dbuf_slices_update(struct drm_i915_private *dev_priv,
> > u8 req_slices)
> > {
> > - const u8 hw_enabled_slices = dev_priv->enabled_dbuf_slices_num;
> > - bool ret;
> > + int i;
> > + int max_slices = INTEL_INFO(dev_priv)-
> > >num_supported_dbuf_slices;
> >
> > - if (req_slices > intel_dbuf_max_slices(dev_priv)) {
> > - DRM_ERROR("Invalid number of dbuf slices requested\n");
> > - return;
> > - }
> > + WARN(hweight8(req_slices) > max_slices,
> > + "Invalid number of dbuf slices requested\n");
> >
> > - if (req_slices == hw_enabled_slices || req_slices == 0)
> > - return;
> > + DRM_DEBUG_KMS("Updating dbuf slices to 0x%x\n", req_slices);
> >
> > - if (req_slices > hw_enabled_slices)
> > - ret = intel_dbuf_slice_set(dev_priv,
> > - DBUF_CTL_S(DBUF_S2), true);
> > - else
> > - ret = intel_dbuf_slice_set(dev_priv,
> > - DBUF_CTL_S(DBUF_S2), false);
> > + for (i = 0; i < max_slices; i++) {
> > + intel_dbuf_slice_set(dev_priv,
> > + DBUF_CTL_S(i),
> > + (req_slices & BIT(i)) != 0);
> > + }
> >
> > - if (ret)
> > - dev_priv->enabled_dbuf_slices_num = req_slices;
> > + dev_priv->enabled_dbuf_slices_mask = req_slices;
> > }
> >
> > static void icl_dbuf_enable(struct drm_i915_private *dev_priv)
> > {
> > - I915_WRITE(DBUF_CTL_S(DBUF_S1),
> > - I915_READ(DBUF_CTL_S(DBUF_S1)) |
> > DBUF_POWER_REQUEST);
> > - I915_WRITE(DBUF_CTL_S(DBUF_S2),
> > - I915_READ(DBUF_CTL_S(DBUF_S2)) |
> > DBUF_POWER_REQUEST);
> > - POSTING_READ(DBUF_CTL_S(DBUF_S2));
> > -
> > - udelay(10);
> > -
> > - if (!(I915_READ(DBUF_CTL_S(DBUF_S1)) & DBUF_POWER_STATE) ||
> > - !(I915_READ(DBUF_CTL_S(DBUF_S2)) & DBUF_POWER_STATE))
> > - DRM_ERROR("DBuf power enable timeout\n");
> > - else
> > - /*
> > - * FIXME: for now pretend that we only have 1 slice,
> > see
> > - * intel_enabled_dbuf_slices_num().
> > - */
> > - dev_priv->enabled_dbuf_slices_num = 1;
> > + /*
> > + * Just power up 1 slice, we will
> > + * figure out later which slices we have and what we need.
> > + */
> > + icl_dbuf_slices_update(dev_priv, BIT(DBUF_S1));
> > }
> >
> > static void icl_dbuf_disable(struct drm_i915_private *dev_priv)
> > {
> > - I915_WRITE(DBUF_CTL_S(DBUF_S1),
> > - I915_READ(DBUF_CTL_S(DBUF_S1)) &
> > ~DBUF_POWER_REQUEST);
> > - I915_WRITE(DBUF_CTL_S(DBUF_S2),
> > - I915_READ(DBUF_CTL_S(DBUF_S2)) &
> > ~DBUF_POWER_REQUEST);
> > - POSTING_READ(DBUF_CTL_S(DBUF_S2));
> > -
> > - udelay(10);
> > -
> > - if ((I915_READ(DBUF_CTL_S(DBUF_S1)) & DBUF_POWER_STATE) ||
> > - (I915_READ(DBUF_CTL_S(DBUF_S2)) & DBUF_POWER_STATE))
> > - DRM_ERROR("DBuf power disable timeout!\n");
> > - else
> > - /*
> > - * FIXME: for now pretend that the first slice is
> > always
> > - * enabled, see intel_enabled_dbuf_slices_num().
> > - */
> > - dev_priv->enabled_dbuf_slices_num = 1;
> > + /*
> > + * As of BSpec Slice 1 is always enabled.
> > + */
> > + icl_dbuf_slices_update(dev_priv, BIT(DBUF_S1));
> > }
> >
> > static void icl_mbus_init(struct drm_i915_private *dev_priv)
> > diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h
> > b/drivers/gpu/drm/i915/display/intel_display_types.h
> > index 6dca90ebca35..09f14e9e7863 100644
> > --- a/drivers/gpu/drm/i915/display/intel_display_types.h
> > +++ b/drivers/gpu/drm/i915/display/intel_display_types.h
> > @@ -518,7 +518,7 @@ struct intel_atomic_state {
> > struct skl_ddb_values wm_results;
> >
> > /* Number of enabled DBuf slices */
> > - u8 enabled_dbuf_slices_num;
> > + u8 enabled_dbuf_slices_mask;
> >
> > struct i915_sw_fence commit_ready;
> >
> > diff --git a/drivers/gpu/drm/i915/i915_drv.h
> > b/drivers/gpu/drm/i915/i915_drv.h
> > index 9dbf2e57b01b..5b895ad38fbc 100644
> > --- a/drivers/gpu/drm/i915/i915_drv.h
> > +++ b/drivers/gpu/drm/i915/i915_drv.h
> > @@ -1208,7 +1208,7 @@ struct drm_i915_private {
> > bool distrust_bios_wm;
> > } wm;
> >
> > - u8 enabled_dbuf_slices_num; /* GEN11 has configurable 2 slices
> > */
> > + u8 enabled_dbuf_slices_mask; /* GEN11 has configurable 2 slices
> > */
> >
> > struct dram_info {
> > bool valid;
> > diff --git a/drivers/gpu/drm/i915/i915_pci.c
> > b/drivers/gpu/drm/i915/i915_pci.c
> > index 83f01401b8b5..6c6daa44c439 100644
> > --- a/drivers/gpu/drm/i915/i915_pci.c
> > +++ b/drivers/gpu/drm/i915/i915_pci.c
> > @@ -615,7 +615,8 @@ static const struct intel_device_info chv_info
> > = {
> > .has_gt_uc = 1, \
> > .display.has_hdcp = 1, \
> > .display.has_ipc = 1, \
> > - .ddb_size = 896
> > + .ddb_size = 896, \
> > + .num_supported_dbuf_slices = 1
> >
> > #define SKL_PLATFORM \
> > GEN9_FEATURES, \
> > @@ -650,6 +651,7 @@ static const struct intel_device_info
> > skl_gt4_info = {
> > #define GEN9_LP_FEATURES \
> > GEN(9), \
> > .is_lp = 1, \
> > + .num_supported_dbuf_slices = 1, \
> > .display.has_hotplug = 1, \
> > .engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0) | BIT(VECS0),
> > \
> > .pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), \
> > @@ -774,6 +776,7 @@ static const struct intel_device_info cnl_info
> > = {
> > }, \
> > GEN(11), \
> > .ddb_size = 2048, \
> > + .num_supported_dbuf_slices = 2, \
>
> Not sure if you saw my comment on the previous revision, but I
> suggested
> that you might want to "flip the switch" on icl+ actually using the
> second dbuf as a separate patch at the very end of the series. Up to
> you though; it's fine if you disagree.
>
> Otherwise, with the uninit fix that Ville caught,
>
> Reviewed-by: Matt Roper <matthew.d.roper at intel.com>
I think the last patch in this series is already actually does
the "switch flipping" otherwise we are still going to use only
single slice, as intel_get_ddb_size will always set enabled mask
to DBUF_S1 only. Otherwise this idea is of course correct.
Stan
>
> > .has_logical_ring_elsq = 1, \
> > .color = { .degamma_lut_size = 33, .gamma_lut_size = 262145 }
> >
> > diff --git a/drivers/gpu/drm/i915/intel_device_info.h
> > b/drivers/gpu/drm/i915/intel_device_info.h
> > index 2725cb7fc169..7d4d122d2182 100644
> > --- a/drivers/gpu/drm/i915/intel_device_info.h
> > +++ b/drivers/gpu/drm/i915/intel_device_info.h
> > @@ -180,6 +180,7 @@ struct intel_device_info {
> > } display;
> >
> > u16 ddb_size; /* in blocks */
> > + u8 num_supported_dbuf_slices; /* number of DBuf slices */
> >
> > /* Register offsets for the various display pipes and
> > transcoders */
> > int pipe_offsets[I915_MAX_TRANSCODERS];
> > diff --git a/drivers/gpu/drm/i915/intel_pm.c
> > b/drivers/gpu/drm/i915/intel_pm.c
> > index f22509f8ac28..b4b291d4244b 100644
> > --- a/drivers/gpu/drm/i915/intel_pm.c
> > +++ b/drivers/gpu/drm/i915/intel_pm.c
> > @@ -3644,26 +3644,18 @@ bool ilk_disable_lp_wm(struct
> > drm_i915_private *dev_priv)
> > return _ilk_disable_lp_wm(dev_priv, WM_DIRTY_LP_ALL);
> > }
> >
> > -u8 intel_enabled_dbuf_slices_num(struct drm_i915_private
> > *dev_priv)
> > +u8 intel_enabled_dbuf_slices_mask(struct drm_i915_private
> > *dev_priv)
> > {
> > - u8 enabled_dbuf_slices_num;
> > -
> > - /* Slice 1 will always be enabled */
> > - enabled_dbuf_slices_num = 1;
> > -
> > - /* Gen prior to GEN11 have only one DBuf slice */
> > - if (INTEL_GEN(dev_priv) < 11)
> > - return enabled_dbuf_slices_num;
> > + int i;
> > + int max_slices = INTEL_INFO(dev_priv)-
> > >num_supported_dbuf_slices;
> > + u8 enabled_slices_mask = 0;
> >
> > - /*
> > - * FIXME: for now we'll only ever use 1 slice; pretend that we
> > have
> > - * only that 1 slice enabled until we have a proper way for on-
> > demand
> > - * toggling of the second slice.
> > - */
> > - if (0 && I915_READ(DBUF_CTL_S(DBUF_S2)) & DBUF_POWER_STATE)
> > - enabled_dbuf_slices_num++;
> > + for (i = 0; i < max_slices; i++) {
> > + if (I915_READ(DBUF_CTL_S(i)) & DBUF_POWER_STATE)
> > + enabled_slices_mask |= BIT(i);
> > + }
> >
> > - return enabled_dbuf_slices_num;
> > + return enabled_slices_mask;
> > }
> >
> > /*
> > @@ -3871,8 +3863,6 @@ static u16 intel_get_ddb_size(struct
> > drm_i915_private *dev_priv,
> > {
> > struct drm_atomic_state *state = crtc_state->uapi.state;
> > struct intel_atomic_state *intel_state =
> > to_intel_atomic_state(state);
> > - const struct drm_display_mode *adjusted_mode;
> > - u64 total_data_bw;
> > u16 ddb_size = INTEL_INFO(dev_priv)->ddb_size;
> >
> > WARN_ON(ddb_size == 0);
> > @@ -3880,23 +3870,8 @@ static u16 intel_get_ddb_size(struct
> > drm_i915_private *dev_priv,
> > if (INTEL_GEN(dev_priv) < 11)
> > return ddb_size - 4; /* 4 blocks for bypass path
> > allocation */
> >
> > - adjusted_mode = &crtc_state->hw.adjusted_mode;
> > - total_data_bw = total_data_rate *
> > drm_mode_vrefresh(adjusted_mode);
> > -
> > - /*
> > - * 12GB/s is maximum BW supported by single DBuf slice.
> > - *
> > - * FIXME dbuf slice code is broken:
> > - * - must wait for planes to stop using the slice before
> > powering it off
> > - * - plane straddling both slices is illegal in multi-pipe
> > scenarios
> > - * - should validate we stay within the hw bandwidth limits
> > - */
> > - if (0 && (num_active > 1 || total_data_bw >= GBps(12))) {
> > - intel_state->enabled_dbuf_slices_num = 2;
> > - } else {
> > - intel_state->enabled_dbuf_slices_num = 1;
> > - ddb_size /= 2;
> > - }
> > + intel_state->enabled_dbuf_slices_mask = BIT(DBUF_S1);
> > + ddb_size /= 2;
> >
> > return ddb_size;
> > }
> > @@ -4093,8 +4068,8 @@ void skl_pipe_ddb_get_hw_state(struct
> > intel_crtc *crtc,
> >
> > void skl_ddb_get_hw_state(struct drm_i915_private *dev_priv)
> > {
> > - dev_priv->enabled_dbuf_slices_num =
> > - intel_enabled_dbuf_slices_num(dev_priv)
> > ;
> > + dev_priv->enabled_dbuf_slices_mask =
> > + intel_enabled_dbuf_slices_mask(dev_priv
> > );
> > }
> >
> > /*
> > @@ -5236,7 +5211,7 @@ skl_compute_ddb(struct intel_atomic_state
> > *state)
> > struct intel_crtc *crtc;
> > int ret, i;
> >
> > - state->enabled_dbuf_slices_num = dev_priv-
> > >enabled_dbuf_slices_num;
> > + state->enabled_dbuf_slices_mask = dev_priv-
> > >enabled_dbuf_slices_mask;
> >
> > for_each_oldnew_intel_crtc_in_state(state, crtc,
> > old_crtc_state,
> > new_crtc_state, i) {
> > diff --git a/drivers/gpu/drm/i915/intel_pm.h
> > b/drivers/gpu/drm/i915/intel_pm.h
> > index 22fd2daf608e..d60a85421c5a 100644
> > --- a/drivers/gpu/drm/i915/intel_pm.h
> > +++ b/drivers/gpu/drm/i915/intel_pm.h
> > @@ -32,7 +32,7 @@ void g4x_wm_get_hw_state(struct drm_i915_private
> > *dev_priv);
> > void vlv_wm_get_hw_state(struct drm_i915_private *dev_priv);
> > void ilk_wm_get_hw_state(struct drm_i915_private *dev_priv);
> > void skl_wm_get_hw_state(struct drm_i915_private *dev_priv);
> > -u8 intel_enabled_dbuf_slices_num(struct drm_i915_private
> > *dev_priv);
> > +u8 intel_enabled_dbuf_slices_mask(struct drm_i915_private
> > *dev_priv);
> > void skl_pipe_ddb_get_hw_state(struct intel_crtc *crtc,
> > struct skl_ddb_entry *ddb_y,
> > struct skl_ddb_entry *ddb_uv);
> > --
> > 2.24.1.485.gad05a3d8e5
> >
>
>
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