> -----Original Message-----
> From: Intel-gfx <intel-gfx-boun...@lists.freedesktop.org> On Behalf Of Ville
> Syrjala
> Sent: Wednesday, November 24, 2021 1:37 PM
> To: intel-gfx@lists.freedesktop.org
> Subject: [Intel-gfx] [PATCH 18/20] drm/i915/fbc: s/parms/fbc_state/
>
> From: Ville Syrjälä <ville.syrj...@linux.intel.com>
>
> Rename the 'params' to just fbc state.
>
> Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
Reviewed-by: Mika Kahola <mika.kah...@intel.com>
> ---
> drivers/gpu/drm/i915/display/intel_fbc.c | 138 +++++++++++------------
> 1 file changed, 68 insertions(+), 70 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c
> b/drivers/gpu/drm/i915/display/intel_fbc.c
> index b6919ca87138..4d2c54acdc89 100644
> --- a/drivers/gpu/drm/i915/display/intel_fbc.c
> +++ b/drivers/gpu/drm/i915/display/intel_fbc.c
> @@ -103,7 +103,7 @@ struct intel_fbc {
> * something different in the struct. The genx_fbc_activate functions
> * are supposed to read from it in order to program the registers.
> */
> - struct intel_fbc_state params;
> + struct intel_fbc_state state;
> const char *no_fbc_reason;
> };
>
> @@ -211,12 +211,12 @@ static u16 intel_fbc_override_cfb_stride(const struct
> intel_plane_state *plane_s
>
> static u32 i8xx_fbc_ctl(struct intel_fbc *fbc) {
> - const struct intel_fbc_state *params = &fbc->params;
> + const struct intel_fbc_state *fbc_state = &fbc->state;
> struct drm_i915_private *i915 = fbc->i915;
> unsigned int cfb_stride;
> u32 fbc_ctl;
>
> - cfb_stride = params->cfb_stride / fbc->limit;
> + cfb_stride = fbc_state->cfb_stride / fbc->limit;
>
> /* FBC_CTL wants 32B or 64B units */
> if (DISPLAY_VER(i915) == 2)
> @@ -225,27 +225,27 @@ static u32 i8xx_fbc_ctl(struct intel_fbc *fbc)
> cfb_stride = (cfb_stride / 64) - 1;
>
> fbc_ctl = FBC_CTL_PERIODIC |
> - FBC_CTL_INTERVAL(params->interval) |
> + FBC_CTL_INTERVAL(fbc_state->interval) |
> FBC_CTL_STRIDE(cfb_stride);
>
> if (IS_I945GM(i915))
> fbc_ctl |= FBC_CTL_C3_IDLE; /* 945 needs special SR handling
> */
>
> - if (params->fence_id >= 0)
> - fbc_ctl |= FBC_CTL_FENCENO(params->fence_id);
> + if (fbc_state->fence_id >= 0)
> + fbc_ctl |= FBC_CTL_FENCENO(fbc_state->fence_id);
>
> return fbc_ctl;
> }
>
> static u32 i965_fbc_ctl2(struct intel_fbc *fbc) {
> - const struct intel_fbc_state *params = &fbc->params;
> + const struct intel_fbc_state *fbc_state = &fbc->state;
> u32 fbc_ctl2;
>
> fbc_ctl2 = FBC_CTL_FENCE_DBL | FBC_CTL_IDLE_IMM |
> - FBC_CTL_PLANE(params->plane->i9xx_plane);
> + FBC_CTL_PLANE(fbc_state->plane->i9xx_plane);
>
> - if (params->fence_id >= 0)
> + if (fbc_state->fence_id >= 0)
> fbc_ctl2 |= FBC_CTL_CPU_FENCE_EN;
>
> return fbc_ctl2;
> @@ -274,7 +274,7 @@ static void i8xx_fbc_deactivate(struct intel_fbc *fbc)
>
> static void i8xx_fbc_activate(struct intel_fbc *fbc) {
> - const struct intel_fbc_state *params = &fbc->params;
> + const struct intel_fbc_state *fbc_state = &fbc->state;
> struct drm_i915_private *i915 = fbc->i915;
> int i;
>
> @@ -286,7 +286,7 @@ static void i8xx_fbc_activate(struct intel_fbc *fbc)
> intel_de_write(i915, FBC_CONTROL2,
> i965_fbc_ctl2(fbc));
> intel_de_write(i915, FBC_FENCE_OFF,
> - params->fence_y_offset);
> + fbc_state->fence_y_offset);
> }
>
> intel_de_write(i915, FBC_CONTROL,
> @@ -306,8 +306,8 @@ static bool i8xx_fbc_is_compressing(struct intel_fbc
> *fbc)
>
> static void i8xx_fbc_nuke(struct intel_fbc *fbc) {
> - struct intel_fbc_state *params = &fbc->params;
> - enum i9xx_plane_id i9xx_plane = params->plane->i9xx_plane;
> + struct intel_fbc_state *fbc_state = &fbc->state;
> + enum i9xx_plane_id i9xx_plane = fbc_state->plane->i9xx_plane;
> struct drm_i915_private *dev_priv = fbc->i915;
>
> spin_lock_irq(&dev_priv->uncore.lock);
> @@ -342,8 +342,8 @@ static const struct intel_fbc_funcs i8xx_fbc_funcs = {
>
> static void i965_fbc_nuke(struct intel_fbc *fbc) {
> - struct intel_fbc_state *params = &fbc->params;
> - enum i9xx_plane_id i9xx_plane = params->plane->i9xx_plane;
> + struct intel_fbc_state *fbc_state = &fbc->state;
> + enum i9xx_plane_id i9xx_plane = fbc_state->plane->i9xx_plane;
> struct drm_i915_private *dev_priv = fbc->i915;
>
> spin_lock_irq(&dev_priv->uncore.lock);
> @@ -378,21 +378,21 @@ static u32 g4x_dpfc_ctl_limit(struct intel_fbc *fbc)
>
> static u32 g4x_dpfc_ctl(struct intel_fbc *fbc) {
> - const struct intel_fbc_state *params = &fbc->params;
> + const struct intel_fbc_state *fbc_state = &fbc->state;
> struct drm_i915_private *i915 = fbc->i915;
> u32 dpfc_ctl;
>
> dpfc_ctl = g4x_dpfc_ctl_limit(fbc) |
> - DPFC_CTL_PLANE_G4X(params->plane->i9xx_plane);
> + DPFC_CTL_PLANE_G4X(fbc_state->plane->i9xx_plane);
>
> if (IS_G4X(i915))
> dpfc_ctl |= DPFC_CTL_SR_EN;
>
> - if (params->fence_id >= 0) {
> + if (fbc_state->fence_id >= 0) {
> dpfc_ctl |= DPFC_CTL_FENCE_EN_G4X;
>
> if (DISPLAY_VER(i915) < 6)
> - dpfc_ctl |= DPFC_CTL_FENCENO(params->fence_id);
> + dpfc_ctl |= DPFC_CTL_FENCENO(fbc_state->fence_id);
> }
>
> return dpfc_ctl;
> @@ -400,11 +400,11 @@ static u32 g4x_dpfc_ctl(struct intel_fbc *fbc)
>
> static void g4x_fbc_activate(struct intel_fbc *fbc) {
> - const struct intel_fbc_state *params = &fbc->params;
> + const struct intel_fbc_state *fbc_state = &fbc->state;
> struct drm_i915_private *i915 = fbc->i915;
>
> intel_de_write(i915, DPFC_FENCE_YOFF,
> - params->fence_y_offset);
> + fbc_state->fence_y_offset);
>
> intel_de_write(i915, DPFC_CONTROL,
> DPFC_CTL_EN | g4x_dpfc_ctl(fbc)); @@ -451,11 +451,11
> @@ static const struct intel_fbc_funcs g4x_fbc_funcs = {
>
> static void ilk_fbc_activate(struct intel_fbc *fbc) {
> - struct intel_fbc_state *params = &fbc->params;
> + struct intel_fbc_state *fbc_state = &fbc->state;
> struct drm_i915_private *i915 = fbc->i915;
>
> intel_de_write(i915, ILK_DPFC_FENCE_YOFF,
> - params->fence_y_offset);
> + fbc_state->fence_y_offset);
>
> intel_de_write(i915, ILK_DPFC_CONTROL,
> DPFC_CTL_EN | g4x_dpfc_ctl(fbc)); @@ -502,15 +502,15
> @@ static const struct intel_fbc_funcs ilk_fbc_funcs = {
>
> static void snb_fbc_program_fence(struct intel_fbc *fbc) {
> - const struct intel_fbc_state *params = &fbc->params;
> + const struct intel_fbc_state *fbc_state = &fbc->state;
> struct drm_i915_private *i915 = fbc->i915;
> u32 ctl = 0;
>
> - if (params->fence_id >= 0)
> - ctl = SNB_DPFC_FENCE_EN | SNB_DPFC_FENCENO(params-
> >fence_id);
> + if (fbc_state->fence_id >= 0)
> + ctl = SNB_DPFC_FENCE_EN | SNB_DPFC_FENCENO(fbc_state-
> >fence_id);
>
> intel_de_write(i915, SNB_DPFC_CTL_SA, ctl);
> - intel_de_write(i915, SNB_DPFC_CPU_FENCE_OFFSET, params-
> >fence_y_offset);
> + intel_de_write(i915, SNB_DPFC_CPU_FENCE_OFFSET,
> +fbc_state->fence_y_offset);
> }
>
> static void snb_fbc_activate(struct intel_fbc *fbc) @@ -539,27 +539,27 @@
> static const struct intel_fbc_funcs snb_fbc_funcs = {
>
> static void glk_fbc_program_cfb_stride(struct intel_fbc *fbc) {
> - const struct intel_fbc_state *params = &fbc->params;
> + const struct intel_fbc_state *fbc_state = &fbc->state;
> struct drm_i915_private *i915 = fbc->i915;
> u32 val = 0;
>
> - if (params->override_cfb_stride)
> + if (fbc_state->override_cfb_stride)
> val |= FBC_STRIDE_OVERRIDE |
> - FBC_STRIDE(params->override_cfb_stride / fbc->limit);
> + FBC_STRIDE(fbc_state->override_cfb_stride / fbc-
> >limit);
>
> intel_de_write(i915, GLK_FBC_STRIDE, val); }
>
> static void skl_fbc_program_cfb_stride(struct intel_fbc *fbc) {
> - const struct intel_fbc_state *params = &fbc->params;
> + const struct intel_fbc_state *fbc_state = &fbc->state;
> struct drm_i915_private *i915 = fbc->i915;
> u32 val = 0;
>
> /* Display WA #0529: skl, kbl, bxt. */
> - if (params->override_cfb_stride)
> + if (fbc_state->override_cfb_stride)
> val |= CHICKEN_FBC_STRIDE_OVERRIDE |
> - CHICKEN_FBC_STRIDE(params->override_cfb_stride /
> fbc->limit);
> + CHICKEN_FBC_STRIDE(fbc_state->override_cfb_stride /
> fbc->limit);
>
> intel_de_rmw(i915, CHICKEN_MISC_4,
> CHICKEN_FBC_STRIDE_OVERRIDE |
> @@ -568,16 +568,16 @@ static void skl_fbc_program_cfb_stride(struct
> intel_fbc *fbc)
>
> static u32 ivb_dpfc_ctl(struct intel_fbc *fbc) {
> - const struct intel_fbc_state *params = &fbc->params;
> + const struct intel_fbc_state *fbc_state = &fbc->state;
> struct drm_i915_private *i915 = fbc->i915;
> u32 dpfc_ctl;
>
> dpfc_ctl = g4x_dpfc_ctl_limit(fbc);
>
> if (IS_IVYBRIDGE(i915))
> - dpfc_ctl |= DPFC_CTL_PLANE_IVB(params->plane->i9xx_plane);
> + dpfc_ctl |= DPFC_CTL_PLANE_IVB(fbc_state->plane-
> >i9xx_plane);
>
> - if (params->fence_id >= 0)
> + if (fbc_state->fence_id >= 0)
> dpfc_ctl |= DPFC_CTL_FENCE_EN_IVB;
>
> if (fbc->false_color)
> @@ -631,7 +631,7 @@ static bool intel_fbc_hw_is_active(struct intel_fbc *fbc)
>
> static void intel_fbc_hw_activate(struct intel_fbc *fbc) {
> - trace_intel_fbc_activate(fbc->params.plane);
> + trace_intel_fbc_activate(fbc->state.plane);
>
> fbc->active = true;
> fbc->activated = true;
> @@ -641,7 +641,7 @@ static void intel_fbc_hw_activate(struct intel_fbc *fbc)
>
> static void intel_fbc_hw_deactivate(struct intel_fbc *fbc) {
> - trace_intel_fbc_deactivate(fbc->params.plane);
> + trace_intel_fbc_deactivate(fbc->state.plane);
>
> fbc->active = false;
>
> @@ -655,7 +655,7 @@ static bool intel_fbc_is_compressing(struct intel_fbc
> *fbc)
>
> static void intel_fbc_nuke(struct intel_fbc *fbc) {
> - trace_intel_fbc_nuke(fbc->params.plane);
> + trace_intel_fbc_nuke(fbc->state.plane);
>
> fbc->funcs->nuke(fbc);
> }
> @@ -943,9 +943,9 @@ static bool tiling_is_valid(const struct intel_plane_state
> *plane_state)
> }
> }
>
> -static void intel_fbc_update_state_cache(struct intel_atomic_state *state,
> - struct intel_crtc *crtc,
> - struct intel_plane *plane)
> +static void intel_fbc_update_state(struct intel_atomic_state *state,
> + struct intel_crtc *crtc,
> + struct intel_plane *plane)
> {
> struct drm_i915_private *i915 = to_i915(state->base.dev);
> const struct intel_crtc_state *crtc_state = @@ -953,30 +953,29 @@
> static void intel_fbc_update_state_cache(struct intel_atomic_state *state,
> const struct intel_plane_state *plane_state =
> intel_atomic_get_new_plane_state(state, plane);
> struct intel_fbc *fbc = plane->fbc;
> - struct intel_fbc_state *cache = &fbc->params;
> + struct intel_fbc_state *fbc_state = &fbc->state;
>
> - if (plane_state->no_fbc_reason)
> - return;
> + WARN_ON(plane_state->no_fbc_reason);
>
> - cache->plane = plane;
> + fbc_state->plane = plane;
>
> /* FBC1 compression interval: arbitrary choice of 1 second */
> - cache->interval = drm_mode_vrefresh(&crtc_state-
> >hw.adjusted_mode);
> + fbc_state->interval =
> +drm_mode_vrefresh(&crtc_state->hw.adjusted_mode);
>
> - cache->fence_y_offset = intel_plane_fence_y_offset(plane_state);
> + fbc_state->fence_y_offset = intel_plane_fence_y_offset(plane_state);
>
> drm_WARN_ON(&i915->drm, plane_state->flags & PLANE_HAS_FENCE
> &&
> !plane_state->ggtt_vma->fence);
>
> if (plane_state->flags & PLANE_HAS_FENCE &&
> plane_state->ggtt_vma->fence)
> - cache->fence_id = plane_state->ggtt_vma->fence->id;
> + fbc_state->fence_id = plane_state->ggtt_vma->fence->id;
> else
> - cache->fence_id = -1;
> + fbc_state->fence_id = -1;
>
> - cache->cfb_stride = intel_fbc_cfb_stride(plane_state);
> - cache->cfb_size = intel_fbc_cfb_size(plane_state);
> - cache->override_cfb_stride =
> intel_fbc_override_cfb_stride(plane_state);
> + fbc_state->cfb_stride = intel_fbc_cfb_stride(plane_state);
> + fbc_state->cfb_size = intel_fbc_cfb_size(plane_state);
> + fbc_state->override_cfb_stride =
> +intel_fbc_override_cfb_stride(plane_state);
> }
>
> static bool intel_fbc_is_fence_ok(const struct intel_plane_state
> *plane_state)
> @@ -1232,7 +1231,7 @@ bool intel_fbc_pre_update(struct intel_atomic_state
> *state,
>
> mutex_lock(&fbc->lock);
>
> - if (fbc->params.plane == plane)
> + if (fbc->state.plane == plane)
> need_vblank_wait |= __intel_fbc_pre_update(state,
> crtc, plane);
>
> mutex_unlock(&fbc->lock);
> @@ -1244,10 +1243,9 @@ bool intel_fbc_pre_update(struct intel_atomic_state
> *state, static void __intel_fbc_disable(struct intel_fbc *fbc) {
> struct drm_i915_private *i915 = fbc->i915;
> - struct intel_plane *plane = fbc->params.plane;
> + struct intel_plane *plane = fbc->state.plane;
>
> drm_WARN_ON(&i915->drm, !mutex_is_locked(&fbc->lock));
> - drm_WARN_ON(&i915->drm, !fbc->params.plane);
> drm_WARN_ON(&i915->drm, fbc->active);
>
> drm_dbg_kms(&i915->drm, "Disabling FBC on [PLANE:%d:%s]\n", @@ -
> 1255,7 +1253,7 @@ static void __intel_fbc_disable(struct intel_fbc *fbc)
>
> __intel_fbc_cleanup_cfb(fbc);
>
> - fbc->params.plane = NULL;
> + fbc->state.plane = NULL;
> }
>
> static void __intel_fbc_post_update(struct intel_fbc *fbc) @@ -1285,7 +1283,7
> @@ void intel_fbc_post_update(struct intel_atomic_state *state,
>
> mutex_lock(&fbc->lock);
>
> - if (fbc->params.plane == plane) {
> + if (fbc->state.plane == plane) {
> fbc->flip_pending = false;
> __intel_fbc_post_update(fbc);
> }
> @@ -1296,8 +1294,8 @@ void intel_fbc_post_update(struct intel_atomic_state
> *state,
>
> static unsigned int intel_fbc_get_frontbuffer_bit(struct intel_fbc *fbc) {
> - if (fbc->params.plane)
> - return fbc->params.plane->frontbuffer_bit;
> + if (fbc->state.plane)
> + return fbc->state.plane->frontbuffer_bit;
> else
> return fbc->possible_framebuffer_bits; } @@ -1318,7 +1316,7
> @@ void intel_fbc_invalidate(struct drm_i915_private *i915,
>
> fbc->busy_bits |= intel_fbc_get_frontbuffer_bit(fbc) & frontbuffer_bits;
>
> - if (fbc->params.plane && fbc->busy_bits)
> + if (fbc->state.plane && fbc->busy_bits)
> intel_fbc_deactivate(fbc, "frontbuffer write");
>
> mutex_unlock(&fbc->lock);
> @@ -1339,7 +1337,7 @@ void intel_fbc_flush(struct drm_i915_private *i915,
> if (origin == ORIGIN_FLIP || origin == ORIGIN_CURSOR_UPDATE)
> goto out;
>
> - if (!fbc->busy_bits && fbc->params.plane &&
> + if (!fbc->busy_bits && fbc->state.plane &&
> (frontbuffer_bits & intel_fbc_get_frontbuffer_bit(fbc))) {
> if (fbc->active)
> intel_fbc_nuke(fbc);
> @@ -1377,8 +1375,8 @@ static void __intel_fbc_enable(struct
> intel_atomic_state *state,
> intel_atomic_get_new_plane_state(state, plane);
> struct intel_fbc *fbc = plane->fbc;
>
> - if (fbc->params.plane) {
> - if (fbc->params.plane != plane)
> + if (fbc->state.plane) {
> + if (fbc->state.plane != plane)
> return;
>
> if (intel_fbc_is_ok(plane_state))
> @@ -1413,7 +1411,7 @@ static void __intel_fbc_enable(struct
> intel_atomic_state *state,
> plane->base.base.id, plane->base.name);
> fbc->no_fbc_reason = "FBC enabled but not active yet\n";
>
> - intel_fbc_update_state_cache(state, crtc, plane);
> + intel_fbc_update_state(state, crtc, plane);
>
> intel_fbc_program_cfb(fbc);
> }
> @@ -1436,7 +1434,7 @@ void intel_fbc_disable(struct intel_crtc *crtc)
> continue;
>
> mutex_lock(&fbc->lock);
> - if (fbc->params.plane == plane)
> + if (fbc->state.plane == plane)
> __intel_fbc_disable(fbc);
> mutex_unlock(&fbc->lock);
> }
> @@ -1460,7 +1458,7 @@ void intel_fbc_update(struct intel_atomic_state
> *state,
> mutex_lock(&fbc->lock);
>
> if (crtc_state->update_pipe && plane_state->no_fbc_reason) {
> - if (fbc->params.plane == plane)
> + if (fbc->state.plane == plane)
> __intel_fbc_disable(fbc);
> } else {
> __intel_fbc_enable(state, crtc, plane); @@ -1484,7
> +1482,7 @@ void intel_fbc_global_disable(struct drm_i915_private *i915)
> return;
>
> mutex_lock(&fbc->lock);
> - if (fbc->params.plane)
> + if (fbc->state.plane)
> __intel_fbc_disable(fbc);
> mutex_unlock(&fbc->lock);
> }
> @@ -1497,7 +1495,7 @@ static void intel_fbc_underrun_work_fn(struct
> work_struct *work)
> mutex_lock(&fbc->lock);
>
> /* Maybe we were scheduled twice. */
> - if (fbc->underrun_detected || !fbc->params.plane)
> + if (fbc->underrun_detected || !fbc->state.plane)
> goto out;
>
> drm_dbg_kms(&i915->drm, "Disabling FBC due to FIFO underrun.\n");
> @@ -1505,7 +1503,7 @@ static void intel_fbc_underrun_work_fn(struct
> work_struct *work)
>
> intel_fbc_deactivate(fbc, "FIFO underrun");
> if (!fbc->flip_pending)
> - intel_wait_for_vblank(i915, fbc->params.plane->pipe);
> + intel_wait_for_vblank(i915, fbc->state.plane->pipe);
> __intel_fbc_disable(fbc);
> out:
> mutex_unlock(&fbc->lock);
> --
> 2.32.0
