Message ID | 20240327174544.983-7-ville.syrjala@linux.intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | drm/i915: Implemnt vblank sycnhronized mbus joining changes | expand |
> -----Original Message----- > From: Intel-gfx <intel-gfx-bounces@lists.freedesktop.org> On Behalf Of Ville > Syrjala > Sent: Wednesday, March 27, 2024 11:16 PM > To: intel-gfx@lists.freedesktop.org > Subject: [PATCH 06/13] drm/i915: Relocate intel_mbus_dbox_update() > > From: Ville Syrjälä <ville.syrjala@linux.intel.com> > > intel_mbus_dbox_update() will become static soon. Relocate it into a place that > avoids having to add a forward declaration for it. Looks Good to me. Reviewed-by: Uma Shankar <uma.shankar@intel.com> > Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> > --- > drivers/gpu/drm/i915/display/skl_watermark.c | 166 +++++++++---------- > 1 file changed, 83 insertions(+), 83 deletions(-) > > diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c > b/drivers/gpu/drm/i915/display/skl_watermark.c > index f582992592c1..6bd3fec0aa56 100644 > --- a/drivers/gpu/drm/i915/display/skl_watermark.c > +++ b/drivers/gpu/drm/i915/display/skl_watermark.c > @@ -3540,6 +3540,89 @@ int intel_dbuf_init(struct drm_i915_private *i915) > return 0; > } > > +static bool xelpdp_is_only_pipe_per_dbuf_bank(enum pipe pipe, u8 > +active_pipes) { > + switch (pipe) { > + case PIPE_A: > + return !(active_pipes & BIT(PIPE_D)); > + case PIPE_D: > + return !(active_pipes & BIT(PIPE_A)); > + case PIPE_B: > + return !(active_pipes & BIT(PIPE_C)); > + case PIPE_C: > + return !(active_pipes & BIT(PIPE_B)); > + default: /* to suppress compiler warning */ > + MISSING_CASE(pipe); > + break; > + } > + > + return false; > +} > + > +void intel_mbus_dbox_update(struct intel_atomic_state *state) { > + struct drm_i915_private *i915 = to_i915(state->base.dev); > + const struct intel_dbuf_state *new_dbuf_state, *old_dbuf_state; > + const struct intel_crtc *crtc; > + u32 val = 0; > + > + if (DISPLAY_VER(i915) < 11) > + return; > + > + new_dbuf_state = intel_atomic_get_new_dbuf_state(state); > + old_dbuf_state = intel_atomic_get_old_dbuf_state(state); > + if (!new_dbuf_state || > + (new_dbuf_state->joined_mbus == old_dbuf_state->joined_mbus && > + new_dbuf_state->active_pipes == old_dbuf_state->active_pipes)) > + return; > + > + if (DISPLAY_VER(i915) >= 14) > + val |= MBUS_DBOX_I_CREDIT(2); > + > + if (DISPLAY_VER(i915) >= 12) { > + val |= MBUS_DBOX_B2B_TRANSACTIONS_MAX(16); > + val |= MBUS_DBOX_B2B_TRANSACTIONS_DELAY(1); > + val |= MBUS_DBOX_REGULATE_B2B_TRANSACTIONS_EN; > + } > + > + if (DISPLAY_VER(i915) >= 14) > + val |= new_dbuf_state->joined_mbus ? > MBUS_DBOX_A_CREDIT(12) : > + MBUS_DBOX_A_CREDIT(8); > + else if (IS_ALDERLAKE_P(i915)) > + /* Wa_22010947358:adl-p */ > + val |= new_dbuf_state->joined_mbus ? > MBUS_DBOX_A_CREDIT(6) : > + MBUS_DBOX_A_CREDIT(4); > + else > + val |= MBUS_DBOX_A_CREDIT(2); > + > + if (DISPLAY_VER(i915) >= 14) { > + val |= MBUS_DBOX_B_CREDIT(0xA); > + } else if (IS_ALDERLAKE_P(i915)) { > + val |= MBUS_DBOX_BW_CREDIT(2); > + val |= MBUS_DBOX_B_CREDIT(8); > + } else if (DISPLAY_VER(i915) >= 12) { > + val |= MBUS_DBOX_BW_CREDIT(2); > + val |= MBUS_DBOX_B_CREDIT(12); > + } else { > + val |= MBUS_DBOX_BW_CREDIT(1); > + val |= MBUS_DBOX_B_CREDIT(8); > + } > + > + for_each_intel_crtc_in_pipe_mask(&i915->drm, crtc, new_dbuf_state- > >active_pipes) { > + u32 pipe_val = val; > + > + if (DISPLAY_VER(i915) >= 14) { > + if (xelpdp_is_only_pipe_per_dbuf_bank(crtc->pipe, > + new_dbuf_state- > >active_pipes)) > + pipe_val |= MBUS_DBOX_BW_8CREDITS_MTL; > + else > + pipe_val |= MBUS_DBOX_BW_4CREDITS_MTL; > + } > + > + intel_de_write(i915, PIPE_MBUS_DBOX_CTL(crtc->pipe), > pipe_val); > + } > +} > + > int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, u8 > ratio) { > struct intel_dbuf_state *dbuf_state; > @@ -3657,89 +3740,6 @@ void intel_dbuf_post_plane_update(struct > intel_atomic_state *state) > new_dbuf_state->enabled_slices); > } > > -static bool xelpdp_is_only_pipe_per_dbuf_bank(enum pipe pipe, u8 > active_pipes) -{ > - switch (pipe) { > - case PIPE_A: > - return !(active_pipes & BIT(PIPE_D)); > - case PIPE_D: > - return !(active_pipes & BIT(PIPE_A)); > - case PIPE_B: > - return !(active_pipes & BIT(PIPE_C)); > - case PIPE_C: > - return !(active_pipes & BIT(PIPE_B)); > - default: /* to suppress compiler warning */ > - MISSING_CASE(pipe); > - break; > - } > - > - return false; > -} > - > -void intel_mbus_dbox_update(struct intel_atomic_state *state) -{ > - struct drm_i915_private *i915 = to_i915(state->base.dev); > - const struct intel_dbuf_state *new_dbuf_state, *old_dbuf_state; > - const struct intel_crtc *crtc; > - u32 val = 0; > - > - if (DISPLAY_VER(i915) < 11) > - return; > - > - new_dbuf_state = intel_atomic_get_new_dbuf_state(state); > - old_dbuf_state = intel_atomic_get_old_dbuf_state(state); > - if (!new_dbuf_state || > - (new_dbuf_state->joined_mbus == old_dbuf_state->joined_mbus && > - new_dbuf_state->active_pipes == old_dbuf_state->active_pipes)) > - return; > - > - if (DISPLAY_VER(i915) >= 14) > - val |= MBUS_DBOX_I_CREDIT(2); > - > - if (DISPLAY_VER(i915) >= 12) { > - val |= MBUS_DBOX_B2B_TRANSACTIONS_MAX(16); > - val |= MBUS_DBOX_B2B_TRANSACTIONS_DELAY(1); > - val |= MBUS_DBOX_REGULATE_B2B_TRANSACTIONS_EN; > - } > - > - if (DISPLAY_VER(i915) >= 14) > - val |= new_dbuf_state->joined_mbus ? > MBUS_DBOX_A_CREDIT(12) : > - MBUS_DBOX_A_CREDIT(8); > - else if (IS_ALDERLAKE_P(i915)) > - /* Wa_22010947358:adl-p */ > - val |= new_dbuf_state->joined_mbus ? > MBUS_DBOX_A_CREDIT(6) : > - MBUS_DBOX_A_CREDIT(4); > - else > - val |= MBUS_DBOX_A_CREDIT(2); > - > - if (DISPLAY_VER(i915) >= 14) { > - val |= MBUS_DBOX_B_CREDIT(0xA); > - } else if (IS_ALDERLAKE_P(i915)) { > - val |= MBUS_DBOX_BW_CREDIT(2); > - val |= MBUS_DBOX_B_CREDIT(8); > - } else if (DISPLAY_VER(i915) >= 12) { > - val |= MBUS_DBOX_BW_CREDIT(2); > - val |= MBUS_DBOX_B_CREDIT(12); > - } else { > - val |= MBUS_DBOX_BW_CREDIT(1); > - val |= MBUS_DBOX_B_CREDIT(8); > - } > - > - for_each_intel_crtc_in_pipe_mask(&i915->drm, crtc, new_dbuf_state- > >active_pipes) { > - u32 pipe_val = val; > - > - if (DISPLAY_VER(i915) >= 14) { > - if (xelpdp_is_only_pipe_per_dbuf_bank(crtc->pipe, > - new_dbuf_state- > >active_pipes)) > - pipe_val |= MBUS_DBOX_BW_8CREDITS_MTL; > - else > - pipe_val |= MBUS_DBOX_BW_4CREDITS_MTL; > - } > - > - intel_de_write(i915, PIPE_MBUS_DBOX_CTL(crtc->pipe), > pipe_val); > - } > -} > - > static int skl_watermark_ipc_status_show(struct seq_file *m, void *data) { > struct drm_i915_private *i915 = m->private; > -- > 2.43.2
Quoting Ville Syrjala (2024-03-27 14:45:37-03:00) >From: Ville Syrjälä <ville.syrjala@linux.intel.com> > >intel_mbus_dbox_update() will become static soon. Relocate it >into a place that avoids having to add a forward declaration >for it. > >Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Gustavo Sousa <gustavo.sousa@intel.com> >--- > drivers/gpu/drm/i915/display/skl_watermark.c | 166 +++++++++---------- > 1 file changed, 83 insertions(+), 83 deletions(-) > >diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c >index f582992592c1..6bd3fec0aa56 100644 >--- a/drivers/gpu/drm/i915/display/skl_watermark.c >+++ b/drivers/gpu/drm/i915/display/skl_watermark.c >@@ -3540,6 +3540,89 @@ int intel_dbuf_init(struct drm_i915_private *i915) > return 0; > } > >+static bool xelpdp_is_only_pipe_per_dbuf_bank(enum pipe pipe, u8 active_pipes) >+{ >+ switch (pipe) { >+ case PIPE_A: >+ return !(active_pipes & BIT(PIPE_D)); >+ case PIPE_D: >+ return !(active_pipes & BIT(PIPE_A)); >+ case PIPE_B: >+ return !(active_pipes & BIT(PIPE_C)); >+ case PIPE_C: >+ return !(active_pipes & BIT(PIPE_B)); >+ default: /* to suppress compiler warning */ >+ MISSING_CASE(pipe); >+ break; >+ } >+ >+ return false; >+} >+ >+void intel_mbus_dbox_update(struct intel_atomic_state *state) >+{ >+ struct drm_i915_private *i915 = to_i915(state->base.dev); >+ const struct intel_dbuf_state *new_dbuf_state, *old_dbuf_state; >+ const struct intel_crtc *crtc; >+ u32 val = 0; >+ >+ if (DISPLAY_VER(i915) < 11) >+ return; >+ >+ new_dbuf_state = intel_atomic_get_new_dbuf_state(state); >+ old_dbuf_state = intel_atomic_get_old_dbuf_state(state); >+ if (!new_dbuf_state || >+ (new_dbuf_state->joined_mbus == old_dbuf_state->joined_mbus && >+ new_dbuf_state->active_pipes == old_dbuf_state->active_pipes)) >+ return; >+ >+ if (DISPLAY_VER(i915) >= 14) >+ val |= MBUS_DBOX_I_CREDIT(2); >+ >+ if (DISPLAY_VER(i915) >= 12) { >+ val |= MBUS_DBOX_B2B_TRANSACTIONS_MAX(16); >+ val |= MBUS_DBOX_B2B_TRANSACTIONS_DELAY(1); >+ val |= MBUS_DBOX_REGULATE_B2B_TRANSACTIONS_EN; >+ } >+ >+ if (DISPLAY_VER(i915) >= 14) >+ val |= new_dbuf_state->joined_mbus ? MBUS_DBOX_A_CREDIT(12) : >+ MBUS_DBOX_A_CREDIT(8); >+ else if (IS_ALDERLAKE_P(i915)) >+ /* Wa_22010947358:adl-p */ >+ val |= new_dbuf_state->joined_mbus ? MBUS_DBOX_A_CREDIT(6) : >+ MBUS_DBOX_A_CREDIT(4); >+ else >+ val |= MBUS_DBOX_A_CREDIT(2); >+ >+ if (DISPLAY_VER(i915) >= 14) { >+ val |= MBUS_DBOX_B_CREDIT(0xA); >+ } else if (IS_ALDERLAKE_P(i915)) { >+ val |= MBUS_DBOX_BW_CREDIT(2); >+ val |= MBUS_DBOX_B_CREDIT(8); >+ } else if (DISPLAY_VER(i915) >= 12) { >+ val |= MBUS_DBOX_BW_CREDIT(2); >+ val |= MBUS_DBOX_B_CREDIT(12); >+ } else { >+ val |= MBUS_DBOX_BW_CREDIT(1); >+ val |= MBUS_DBOX_B_CREDIT(8); >+ } >+ >+ for_each_intel_crtc_in_pipe_mask(&i915->drm, crtc, new_dbuf_state->active_pipes) { >+ u32 pipe_val = val; >+ >+ if (DISPLAY_VER(i915) >= 14) { >+ if (xelpdp_is_only_pipe_per_dbuf_bank(crtc->pipe, >+ new_dbuf_state->active_pipes)) >+ pipe_val |= MBUS_DBOX_BW_8CREDITS_MTL; >+ else >+ pipe_val |= MBUS_DBOX_BW_4CREDITS_MTL; >+ } >+ >+ intel_de_write(i915, PIPE_MBUS_DBOX_CTL(crtc->pipe), pipe_val); >+ } >+} >+ > int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, u8 ratio) > { > struct intel_dbuf_state *dbuf_state; >@@ -3657,89 +3740,6 @@ void intel_dbuf_post_plane_update(struct intel_atomic_state *state) > new_dbuf_state->enabled_slices); > } > >-static bool xelpdp_is_only_pipe_per_dbuf_bank(enum pipe pipe, u8 active_pipes) >-{ >- switch (pipe) { >- case PIPE_A: >- return !(active_pipes & BIT(PIPE_D)); >- case PIPE_D: >- return !(active_pipes & BIT(PIPE_A)); >- case PIPE_B: >- return !(active_pipes & BIT(PIPE_C)); >- case PIPE_C: >- return !(active_pipes & BIT(PIPE_B)); >- default: /* to suppress compiler warning */ >- MISSING_CASE(pipe); >- break; >- } >- >- return false; >-} >- >-void intel_mbus_dbox_update(struct intel_atomic_state *state) >-{ >- struct drm_i915_private *i915 = to_i915(state->base.dev); >- const struct intel_dbuf_state *new_dbuf_state, *old_dbuf_state; >- const struct intel_crtc *crtc; >- u32 val = 0; >- >- if (DISPLAY_VER(i915) < 11) >- return; >- >- new_dbuf_state = intel_atomic_get_new_dbuf_state(state); >- old_dbuf_state = intel_atomic_get_old_dbuf_state(state); >- if (!new_dbuf_state || >- (new_dbuf_state->joined_mbus == old_dbuf_state->joined_mbus && >- new_dbuf_state->active_pipes == old_dbuf_state->active_pipes)) >- return; >- >- if (DISPLAY_VER(i915) >= 14) >- val |= MBUS_DBOX_I_CREDIT(2); >- >- if (DISPLAY_VER(i915) >= 12) { >- val |= MBUS_DBOX_B2B_TRANSACTIONS_MAX(16); >- val |= MBUS_DBOX_B2B_TRANSACTIONS_DELAY(1); >- val |= MBUS_DBOX_REGULATE_B2B_TRANSACTIONS_EN; >- } >- >- if (DISPLAY_VER(i915) >= 14) >- val |= new_dbuf_state->joined_mbus ? MBUS_DBOX_A_CREDIT(12) : >- MBUS_DBOX_A_CREDIT(8); >- else if (IS_ALDERLAKE_P(i915)) >- /* Wa_22010947358:adl-p */ >- val |= new_dbuf_state->joined_mbus ? MBUS_DBOX_A_CREDIT(6) : >- MBUS_DBOX_A_CREDIT(4); >- else >- val |= MBUS_DBOX_A_CREDIT(2); >- >- if (DISPLAY_VER(i915) >= 14) { >- val |= MBUS_DBOX_B_CREDIT(0xA); >- } else if (IS_ALDERLAKE_P(i915)) { >- val |= MBUS_DBOX_BW_CREDIT(2); >- val |= MBUS_DBOX_B_CREDIT(8); >- } else if (DISPLAY_VER(i915) >= 12) { >- val |= MBUS_DBOX_BW_CREDIT(2); >- val |= MBUS_DBOX_B_CREDIT(12); >- } else { >- val |= MBUS_DBOX_BW_CREDIT(1); >- val |= MBUS_DBOX_B_CREDIT(8); >- } >- >- for_each_intel_crtc_in_pipe_mask(&i915->drm, crtc, new_dbuf_state->active_pipes) { >- u32 pipe_val = val; >- >- if (DISPLAY_VER(i915) >= 14) { >- if (xelpdp_is_only_pipe_per_dbuf_bank(crtc->pipe, >- new_dbuf_state->active_pipes)) >- pipe_val |= MBUS_DBOX_BW_8CREDITS_MTL; >- else >- pipe_val |= MBUS_DBOX_BW_4CREDITS_MTL; >- } >- >- intel_de_write(i915, PIPE_MBUS_DBOX_CTL(crtc->pipe), pipe_val); >- } >-} >- > static int skl_watermark_ipc_status_show(struct seq_file *m, void *data) > { > struct drm_i915_private *i915 = m->private; >-- >2.43.2 >
diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index f582992592c1..6bd3fec0aa56 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3540,6 +3540,89 @@ int intel_dbuf_init(struct drm_i915_private *i915) return 0; } +static bool xelpdp_is_only_pipe_per_dbuf_bank(enum pipe pipe, u8 active_pipes) +{ + switch (pipe) { + case PIPE_A: + return !(active_pipes & BIT(PIPE_D)); + case PIPE_D: + return !(active_pipes & BIT(PIPE_A)); + case PIPE_B: + return !(active_pipes & BIT(PIPE_C)); + case PIPE_C: + return !(active_pipes & BIT(PIPE_B)); + default: /* to suppress compiler warning */ + MISSING_CASE(pipe); + break; + } + + return false; +} + +void intel_mbus_dbox_update(struct intel_atomic_state *state) +{ + struct drm_i915_private *i915 = to_i915(state->base.dev); + const struct intel_dbuf_state *new_dbuf_state, *old_dbuf_state; + const struct intel_crtc *crtc; + u32 val = 0; + + if (DISPLAY_VER(i915) < 11) + return; + + new_dbuf_state = intel_atomic_get_new_dbuf_state(state); + old_dbuf_state = intel_atomic_get_old_dbuf_state(state); + if (!new_dbuf_state || + (new_dbuf_state->joined_mbus == old_dbuf_state->joined_mbus && + new_dbuf_state->active_pipes == old_dbuf_state->active_pipes)) + return; + + if (DISPLAY_VER(i915) >= 14) + val |= MBUS_DBOX_I_CREDIT(2); + + if (DISPLAY_VER(i915) >= 12) { + val |= MBUS_DBOX_B2B_TRANSACTIONS_MAX(16); + val |= MBUS_DBOX_B2B_TRANSACTIONS_DELAY(1); + val |= MBUS_DBOX_REGULATE_B2B_TRANSACTIONS_EN; + } + + if (DISPLAY_VER(i915) >= 14) + val |= new_dbuf_state->joined_mbus ? MBUS_DBOX_A_CREDIT(12) : + MBUS_DBOX_A_CREDIT(8); + else if (IS_ALDERLAKE_P(i915)) + /* Wa_22010947358:adl-p */ + val |= new_dbuf_state->joined_mbus ? MBUS_DBOX_A_CREDIT(6) : + MBUS_DBOX_A_CREDIT(4); + else + val |= MBUS_DBOX_A_CREDIT(2); + + if (DISPLAY_VER(i915) >= 14) { + val |= MBUS_DBOX_B_CREDIT(0xA); + } else if (IS_ALDERLAKE_P(i915)) { + val |= MBUS_DBOX_BW_CREDIT(2); + val |= MBUS_DBOX_B_CREDIT(8); + } else if (DISPLAY_VER(i915) >= 12) { + val |= MBUS_DBOX_BW_CREDIT(2); + val |= MBUS_DBOX_B_CREDIT(12); + } else { + val |= MBUS_DBOX_BW_CREDIT(1); + val |= MBUS_DBOX_B_CREDIT(8); + } + + for_each_intel_crtc_in_pipe_mask(&i915->drm, crtc, new_dbuf_state->active_pipes) { + u32 pipe_val = val; + + if (DISPLAY_VER(i915) >= 14) { + if (xelpdp_is_only_pipe_per_dbuf_bank(crtc->pipe, + new_dbuf_state->active_pipes)) + pipe_val |= MBUS_DBOX_BW_8CREDITS_MTL; + else + pipe_val |= MBUS_DBOX_BW_4CREDITS_MTL; + } + + intel_de_write(i915, PIPE_MBUS_DBOX_CTL(crtc->pipe), pipe_val); + } +} + int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, u8 ratio) { struct intel_dbuf_state *dbuf_state; @@ -3657,89 +3740,6 @@ void intel_dbuf_post_plane_update(struct intel_atomic_state *state) new_dbuf_state->enabled_slices); } -static bool xelpdp_is_only_pipe_per_dbuf_bank(enum pipe pipe, u8 active_pipes) -{ - switch (pipe) { - case PIPE_A: - return !(active_pipes & BIT(PIPE_D)); - case PIPE_D: - return !(active_pipes & BIT(PIPE_A)); - case PIPE_B: - return !(active_pipes & BIT(PIPE_C)); - case PIPE_C: - return !(active_pipes & BIT(PIPE_B)); - default: /* to suppress compiler warning */ - MISSING_CASE(pipe); - break; - } - - return false; -} - -void intel_mbus_dbox_update(struct intel_atomic_state *state) -{ - struct drm_i915_private *i915 = to_i915(state->base.dev); - const struct intel_dbuf_state *new_dbuf_state, *old_dbuf_state; - const struct intel_crtc *crtc; - u32 val = 0; - - if (DISPLAY_VER(i915) < 11) - return; - - new_dbuf_state = intel_atomic_get_new_dbuf_state(state); - old_dbuf_state = intel_atomic_get_old_dbuf_state(state); - if (!new_dbuf_state || - (new_dbuf_state->joined_mbus == old_dbuf_state->joined_mbus && - new_dbuf_state->active_pipes == old_dbuf_state->active_pipes)) - return; - - if (DISPLAY_VER(i915) >= 14) - val |= MBUS_DBOX_I_CREDIT(2); - - if (DISPLAY_VER(i915) >= 12) { - val |= MBUS_DBOX_B2B_TRANSACTIONS_MAX(16); - val |= MBUS_DBOX_B2B_TRANSACTIONS_DELAY(1); - val |= MBUS_DBOX_REGULATE_B2B_TRANSACTIONS_EN; - } - - if (DISPLAY_VER(i915) >= 14) - val |= new_dbuf_state->joined_mbus ? MBUS_DBOX_A_CREDIT(12) : - MBUS_DBOX_A_CREDIT(8); - else if (IS_ALDERLAKE_P(i915)) - /* Wa_22010947358:adl-p */ - val |= new_dbuf_state->joined_mbus ? MBUS_DBOX_A_CREDIT(6) : - MBUS_DBOX_A_CREDIT(4); - else - val |= MBUS_DBOX_A_CREDIT(2); - - if (DISPLAY_VER(i915) >= 14) { - val |= MBUS_DBOX_B_CREDIT(0xA); - } else if (IS_ALDERLAKE_P(i915)) { - val |= MBUS_DBOX_BW_CREDIT(2); - val |= MBUS_DBOX_B_CREDIT(8); - } else if (DISPLAY_VER(i915) >= 12) { - val |= MBUS_DBOX_BW_CREDIT(2); - val |= MBUS_DBOX_B_CREDIT(12); - } else { - val |= MBUS_DBOX_BW_CREDIT(1); - val |= MBUS_DBOX_B_CREDIT(8); - } - - for_each_intel_crtc_in_pipe_mask(&i915->drm, crtc, new_dbuf_state->active_pipes) { - u32 pipe_val = val; - - if (DISPLAY_VER(i915) >= 14) { - if (xelpdp_is_only_pipe_per_dbuf_bank(crtc->pipe, - new_dbuf_state->active_pipes)) - pipe_val |= MBUS_DBOX_BW_8CREDITS_MTL; - else - pipe_val |= MBUS_DBOX_BW_4CREDITS_MTL; - } - - intel_de_write(i915, PIPE_MBUS_DBOX_CTL(crtc->pipe), pipe_val); - } -} - static int skl_watermark_ipc_status_show(struct seq_file *m, void *data) { struct drm_i915_private *i915 = m->private;