From: Ville Syrjälä <ville.syrj...@linux.intel.com>

Rename 'dev_priv' to 'i915' to match modern style.

Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
 drivers/gpu/drm/i915/display/intel_fbc.c | 526 +++++++++++------------
 1 file changed, 263 insertions(+), 263 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c 
b/drivers/gpu/drm/i915/display/intel_fbc.c
index 888ee814e8bb..ea3968001c4b 100644
--- a/drivers/gpu/drm/i915/display/intel_fbc.c
+++ b/drivers/gpu/drm/i915/display/intel_fbc.c
@@ -139,17 +139,17 @@ static unsigned int intel_fbc_cfb_stride(struct 
drm_i915_private *i915,
                return stride;
 }
 
-static unsigned int intel_fbc_cfb_size(struct drm_i915_private *dev_priv,
+static unsigned int intel_fbc_cfb_size(struct drm_i915_private *i915,
                                       const struct intel_fbc_state_cache 
*cache)
 {
        int lines = cache->plane.src_h;
 
-       if (DISPLAY_VER(dev_priv) == 7)
+       if (DISPLAY_VER(i915) == 7)
                lines = min(lines, 2048);
-       else if (DISPLAY_VER(dev_priv) >= 8)
+       else if (DISPLAY_VER(i915) >= 8)
                lines = min(lines, 2560);
 
-       return lines * intel_fbc_cfb_stride(dev_priv, cache);
+       return lines * intel_fbc_cfb_stride(i915, cache);
 }
 
 static u32 i8xx_fbc_ctl(struct drm_i915_private *i915)
@@ -194,50 +194,50 @@ static u32 i965_fbc_ctl2(struct drm_i915_private *i915)
        return fbc_ctl2;
 }
 
-static void i8xx_fbc_deactivate(struct drm_i915_private *dev_priv)
+static void i8xx_fbc_deactivate(struct drm_i915_private *i915)
 {
        u32 fbc_ctl;
 
        /* Disable compression */
-       fbc_ctl = intel_de_read(dev_priv, FBC_CONTROL);
+       fbc_ctl = intel_de_read(i915, FBC_CONTROL);
        if ((fbc_ctl & FBC_CTL_EN) == 0)
                return;
 
        fbc_ctl &= ~FBC_CTL_EN;
-       intel_de_write(dev_priv, FBC_CONTROL, fbc_ctl);
+       intel_de_write(i915, FBC_CONTROL, fbc_ctl);
 
        /* Wait for compressing bit to clear */
-       if (intel_de_wait_for_clear(dev_priv, FBC_STATUS,
+       if (intel_de_wait_for_clear(i915, FBC_STATUS,
                                    FBC_STAT_COMPRESSING, 10)) {
-               drm_dbg_kms(&dev_priv->drm, "FBC idle timed out\n");
+               drm_dbg_kms(&i915->drm, "FBC idle timed out\n");
                return;
        }
 }
 
-static void i8xx_fbc_activate(struct drm_i915_private *dev_priv)
+static void i8xx_fbc_activate(struct drm_i915_private *i915)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
        const struct intel_fbc_reg_params *params = &fbc->params;
        int i;
 
        /* Clear old tags */
        for (i = 0; i < (FBC_LL_SIZE / 32) + 1; i++)
-               intel_de_write(dev_priv, FBC_TAG(i), 0);
+               intel_de_write(i915, FBC_TAG(i), 0);
 
-       if (DISPLAY_VER(dev_priv) == 4) {
-               intel_de_write(dev_priv, FBC_CONTROL2,
-                              i965_fbc_ctl2(dev_priv));
-               intel_de_write(dev_priv, FBC_FENCE_OFF,
+       if (DISPLAY_VER(i915) == 4) {
+               intel_de_write(i915, FBC_CONTROL2,
+                              i965_fbc_ctl2(i915));
+               intel_de_write(i915, FBC_FENCE_OFF,
                               params->fence_y_offset);
        }
 
-       intel_de_write(dev_priv, FBC_CONTROL,
-                      FBC_CTL_EN | i8xx_fbc_ctl(dev_priv));
+       intel_de_write(i915, FBC_CONTROL,
+                      FBC_CTL_EN | i8xx_fbc_ctl(i915));
 }
 
-static bool i8xx_fbc_is_active(struct drm_i915_private *dev_priv)
+static bool i8xx_fbc_is_active(struct drm_i915_private *i915)
 {
-       return intel_de_read(dev_priv, FBC_CONTROL) & FBC_CTL_EN;
+       return intel_de_read(i915, FBC_CONTROL) & FBC_CTL_EN;
 }
 
 static bool i8xx_fbc_is_compressing(struct drm_i915_private *i915)
@@ -337,32 +337,32 @@ static u32 g4x_dpfc_ctl(struct drm_i915_private *i915)
        return dpfc_ctl;
 }
 
-static void g4x_fbc_activate(struct drm_i915_private *dev_priv)
+static void g4x_fbc_activate(struct drm_i915_private *i915)
 {
-       const struct intel_fbc_reg_params *params = &dev_priv->fbc.params;
+       const struct intel_fbc_reg_params *params = &i915->fbc.params;
 
-       intel_de_write(dev_priv, DPFC_FENCE_YOFF,
+       intel_de_write(i915, DPFC_FENCE_YOFF,
                       params->fence_y_offset);
 
-       intel_de_write(dev_priv, DPFC_CONTROL,
-                      DPFC_CTL_EN | g4x_dpfc_ctl(dev_priv));
+       intel_de_write(i915, DPFC_CONTROL,
+                      DPFC_CTL_EN | g4x_dpfc_ctl(i915));
 }
 
-static void g4x_fbc_deactivate(struct drm_i915_private *dev_priv)
+static void g4x_fbc_deactivate(struct drm_i915_private *i915)
 {
        u32 dpfc_ctl;
 
        /* Disable compression */
-       dpfc_ctl = intel_de_read(dev_priv, DPFC_CONTROL);
+       dpfc_ctl = intel_de_read(i915, DPFC_CONTROL);
        if (dpfc_ctl & DPFC_CTL_EN) {
                dpfc_ctl &= ~DPFC_CTL_EN;
-               intel_de_write(dev_priv, DPFC_CONTROL, dpfc_ctl);
+               intel_de_write(i915, DPFC_CONTROL, dpfc_ctl);
        }
 }
 
-static bool g4x_fbc_is_active(struct drm_i915_private *dev_priv)
+static bool g4x_fbc_is_active(struct drm_i915_private *i915)
 {
-       return intel_de_read(dev_priv, DPFC_CONTROL) & DPFC_CTL_EN;
+       return intel_de_read(i915, DPFC_CONTROL) & DPFC_CTL_EN;
 }
 
 static bool g4x_fbc_is_compressing(struct drm_i915_private *i915)
@@ -386,32 +386,32 @@ static const struct intel_fbc_funcs g4x_fbc_funcs = {
        .program_cfb = g4x_fbc_program_cfb,
 };
 
-static void ilk_fbc_activate(struct drm_i915_private *dev_priv)
+static void ilk_fbc_activate(struct drm_i915_private *i915)
 {
-       struct intel_fbc_reg_params *params = &dev_priv->fbc.params;
+       struct intel_fbc_reg_params *params = &i915->fbc.params;
 
-       intel_de_write(dev_priv, ILK_DPFC_FENCE_YOFF,
+       intel_de_write(i915, ILK_DPFC_FENCE_YOFF,
                       params->fence_y_offset);
 
-       intel_de_write(dev_priv, ILK_DPFC_CONTROL,
-                      DPFC_CTL_EN | g4x_dpfc_ctl(dev_priv));
+       intel_de_write(i915, ILK_DPFC_CONTROL,
+                      DPFC_CTL_EN | g4x_dpfc_ctl(i915));
 }
 
-static void ilk_fbc_deactivate(struct drm_i915_private *dev_priv)
+static void ilk_fbc_deactivate(struct drm_i915_private *i915)
 {
        u32 dpfc_ctl;
 
        /* Disable compression */
-       dpfc_ctl = intel_de_read(dev_priv, ILK_DPFC_CONTROL);
+       dpfc_ctl = intel_de_read(i915, ILK_DPFC_CONTROL);
        if (dpfc_ctl & DPFC_CTL_EN) {
                dpfc_ctl &= ~DPFC_CTL_EN;
-               intel_de_write(dev_priv, ILK_DPFC_CONTROL, dpfc_ctl);
+               intel_de_write(i915, ILK_DPFC_CONTROL, dpfc_ctl);
        }
 }
 
-static bool ilk_fbc_is_active(struct drm_i915_private *dev_priv)
+static bool ilk_fbc_is_active(struct drm_i915_private *i915)
 {
-       return intel_de_read(dev_priv, ILK_DPFC_CONTROL) & DPFC_CTL_EN;
+       return intel_de_read(i915, ILK_DPFC_CONTROL) & DPFC_CTL_EN;
 }
 
 static bool ilk_fbc_is_compressing(struct drm_i915_private *i915)
@@ -447,17 +447,17 @@ static void snb_fbc_program_fence(struct drm_i915_private 
*i915)
        intel_de_write(i915, SNB_DPFC_CPU_FENCE_OFFSET, params->fence_y_offset);
 }
 
-static void snb_fbc_activate(struct drm_i915_private *dev_priv)
+static void snb_fbc_activate(struct drm_i915_private *i915)
 {
-       snb_fbc_program_fence(dev_priv);
+       snb_fbc_program_fence(i915);
 
-       ilk_fbc_activate(dev_priv);
+       ilk_fbc_activate(i915);
 }
 
-static void snb_fbc_nuke(struct drm_i915_private *dev_priv)
+static void snb_fbc_nuke(struct drm_i915_private *i915)
 {
-       intel_de_write(dev_priv, MSG_FBC_REND_STATE, FBC_REND_NUKE);
-       intel_de_posting_read(dev_priv, MSG_FBC_REND_STATE);
+       intel_de_write(i915, MSG_FBC_REND_STATE, FBC_REND_NUKE);
+       intel_de_posting_read(i915, MSG_FBC_REND_STATE);
 }
 
 static const struct intel_fbc_funcs snb_fbc_funcs = {
@@ -517,18 +517,18 @@ static u32 ivb_dpfc_ctl(struct drm_i915_private *i915)
        return dpfc_ctl;
 }
 
-static void ivb_fbc_activate(struct drm_i915_private *dev_priv)
+static void ivb_fbc_activate(struct drm_i915_private *i915)
 {
-       if (DISPLAY_VER(dev_priv) >= 10)
-               glk_fbc_program_cfb_stride(dev_priv);
-       else if (DISPLAY_VER(dev_priv) == 9)
-               skl_fbc_program_cfb_stride(dev_priv);
+       if (DISPLAY_VER(i915) >= 10)
+               glk_fbc_program_cfb_stride(i915);
+       else if (DISPLAY_VER(i915) == 9)
+               skl_fbc_program_cfb_stride(i915);
 
-       if (dev_priv->ggtt.num_fences)
-               snb_fbc_program_fence(dev_priv);
+       if (i915->ggtt.num_fences)
+               snb_fbc_program_fence(i915);
 
-       intel_de_write(dev_priv, ILK_DPFC_CONTROL,
-                      DPFC_CTL_EN | ivb_dpfc_ctl(dev_priv));
+       intel_de_write(i915, ILK_DPFC_CONTROL,
+                      DPFC_CTL_EN | ivb_dpfc_ctl(i915));
 }
 
 static bool ivb_fbc_is_compressing(struct drm_i915_private *i915)
@@ -553,34 +553,34 @@ static const struct intel_fbc_funcs ivb_fbc_funcs = {
        .set_false_color = ivb_fbc_set_false_color,
 };
 
-static bool intel_fbc_hw_is_active(struct drm_i915_private *dev_priv)
+static bool intel_fbc_hw_is_active(struct drm_i915_private *i915)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
-       return fbc->funcs->is_active(dev_priv);
+       return fbc->funcs->is_active(i915);
 }
 
-static void intel_fbc_hw_activate(struct drm_i915_private *dev_priv)
+static void intel_fbc_hw_activate(struct drm_i915_private *i915)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
        trace_intel_fbc_activate(fbc->crtc);
 
        fbc->active = true;
        fbc->activated = true;
 
-       fbc->funcs->activate(dev_priv);
+       fbc->funcs->activate(i915);
 }
 
-static void intel_fbc_hw_deactivate(struct drm_i915_private *dev_priv)
+static void intel_fbc_hw_deactivate(struct drm_i915_private *i915)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
        trace_intel_fbc_deactivate(fbc->crtc);
 
        fbc->active = false;
 
-       fbc->funcs->deactivate(dev_priv);
+       fbc->funcs->deactivate(i915);
 }
 
 bool intel_fbc_is_compressing(struct drm_i915_private *i915)
@@ -619,33 +619,33 @@ int intel_fbc_set_false_color(struct drm_i915_private 
*i915, bool enable)
 
 /**
  * intel_fbc_is_active - Is FBC active?
- * @dev_priv: i915 device instance
+ * @i915: i915 device instance
  *
  * This function is used to verify the current state of FBC.
  *
  * FIXME: This should be tracked in the plane config eventually
  * instead of queried at runtime for most callers.
  */
-bool intel_fbc_is_active(struct drm_i915_private *dev_priv)
+bool intel_fbc_is_active(struct drm_i915_private *i915)
 {
-       return dev_priv->fbc.active;
+       return i915->fbc.active;
 }
 
-static void intel_fbc_activate(struct drm_i915_private *dev_priv)
+static void intel_fbc_activate(struct drm_i915_private *i915)
 {
-       intel_fbc_hw_activate(dev_priv);
-       intel_fbc_nuke(dev_priv);
+       intel_fbc_hw_activate(i915);
+       intel_fbc_nuke(i915);
 }
 
-static void intel_fbc_deactivate(struct drm_i915_private *dev_priv,
+static void intel_fbc_deactivate(struct drm_i915_private *i915,
                                 const char *reason)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
-       drm_WARN_ON(&dev_priv->drm, !mutex_is_locked(&fbc->lock));
+       drm_WARN_ON(&i915->drm, !mutex_is_locked(&fbc->lock));
 
        if (fbc->active)
-               intel_fbc_hw_deactivate(dev_priv);
+               intel_fbc_hw_deactivate(i915);
 
        fbc->no_fbc_reason = reason;
 }
@@ -658,7 +658,7 @@ static u64 intel_fbc_cfb_base_max(struct drm_i915_private 
*i915)
                return BIT_ULL(32);
 }
 
-static u64 intel_fbc_stolen_end(struct drm_i915_private *dev_priv)
+static u64 intel_fbc_stolen_end(struct drm_i915_private *i915)
 {
        u64 end;
 
@@ -666,13 +666,13 @@ static u64 intel_fbc_stolen_end(struct drm_i915_private 
*dev_priv)
         * reserved range size, so it always assumes the maximum (8mb) is used.
         * If we enable FBC using a CFB on that memory range we'll get FIFO
         * underruns, even if that range is not reserved by the BIOS. */
-       if (IS_BROADWELL(dev_priv) || (DISPLAY_VER(dev_priv) == 9 &&
-                                      !IS_BROXTON(dev_priv)))
-               end = resource_size(&dev_priv->dsm) - 8 * 1024 * 1024;
+       if (IS_BROADWELL(i915) ||
+           (DISPLAY_VER(i915) == 9 && !IS_BROXTON(i915)))
+               end = resource_size(&i915->dsm) - 8 * 1024 * 1024;
        else
                end = U64_MAX;
 
-       return min(end, intel_fbc_cfb_base_max(dev_priv));
+       return min(end, intel_fbc_cfb_base_max(i915));
 }
 
 static int intel_fbc_min_limit(int fb_cpp)
@@ -680,10 +680,10 @@ static int intel_fbc_min_limit(int fb_cpp)
        return fb_cpp == 2 ? 2 : 1;
 }
 
-static int intel_fbc_max_limit(struct drm_i915_private *dev_priv)
+static int intel_fbc_max_limit(struct drm_i915_private *i915)
 {
        /* WaFbcOnly1to1Ratio:ctg */
-       if (IS_G4X(dev_priv))
+       if (IS_G4X(i915))
                return 1;
 
        /*
@@ -693,23 +693,23 @@ static int intel_fbc_max_limit(struct drm_i915_private 
*dev_priv)
        return 4;
 }
 
-static int find_compression_limit(struct drm_i915_private *dev_priv,
+static int find_compression_limit(struct drm_i915_private *i915,
                                  unsigned int size, int min_limit)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
-       u64 end = intel_fbc_stolen_end(dev_priv);
+       struct intel_fbc *fbc = &i915->fbc;
+       u64 end = intel_fbc_stolen_end(i915);
        int ret, limit = min_limit;
 
        size /= limit;
 
        /* Try to over-allocate to reduce reallocations and fragmentation. */
-       ret = i915_gem_stolen_insert_node_in_range(dev_priv, 
&fbc->compressed_fb,
+       ret = i915_gem_stolen_insert_node_in_range(i915, &fbc->compressed_fb,
                                                   size <<= 1, 4096, 0, end);
        if (ret == 0)
                return limit;
 
-       for (; limit <= intel_fbc_max_limit(dev_priv); limit <<= 1) {
-               ret = i915_gem_stolen_insert_node_in_range(dev_priv, 
&fbc->compressed_fb,
+       for (; limit <= intel_fbc_max_limit(i915); limit <<= 1) {
+               ret = i915_gem_stolen_insert_node_in_range(i915, 
&fbc->compressed_fb,
                                                           size >>= 1, 4096, 0, 
end);
                if (ret == 0)
                        return limit;
@@ -718,34 +718,34 @@ static int find_compression_limit(struct drm_i915_private 
*dev_priv,
        return 0;
 }
 
-static int intel_fbc_alloc_cfb(struct drm_i915_private *dev_priv,
+static int intel_fbc_alloc_cfb(struct drm_i915_private *i915,
                               unsigned int size, int min_limit)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
        int ret;
 
-       drm_WARN_ON(&dev_priv->drm,
+       drm_WARN_ON(&i915->drm,
                    drm_mm_node_allocated(&fbc->compressed_fb));
-       drm_WARN_ON(&dev_priv->drm,
+       drm_WARN_ON(&i915->drm,
                    drm_mm_node_allocated(&fbc->compressed_llb));
 
-       if (DISPLAY_VER(dev_priv) < 5 && !IS_G4X(dev_priv)) {
-               ret = i915_gem_stolen_insert_node(dev_priv, 
&fbc->compressed_llb,
+       if (DISPLAY_VER(i915) < 5 && !IS_G4X(i915)) {
+               ret = i915_gem_stolen_insert_node(i915, &fbc->compressed_llb,
                                                  4096, 4096);
                if (ret)
                        goto err;
        }
 
-       ret = find_compression_limit(dev_priv, size, min_limit);
+       ret = find_compression_limit(i915, size, min_limit);
        if (!ret)
                goto err_llb;
        else if (ret > min_limit)
-               drm_info_once(&dev_priv->drm,
+               drm_info_once(&i915->drm,
                              "Reducing the compressed framebuffer size. This 
may lead to less power savings than a non-reduced-size. Try to increase stolen 
memory size if available in BIOS.\n");
 
        fbc->limit = ret;
 
-       drm_dbg_kms(&dev_priv->drm,
+       drm_dbg_kms(&i915->drm,
                    "reserved %llu bytes of contiguous stolen space for FBC, 
limit: %d\n",
                    fbc->compressed_fb.size, fbc->limit);
 
@@ -753,64 +753,64 @@ static int intel_fbc_alloc_cfb(struct drm_i915_private 
*dev_priv,
 
 err_llb:
        if (drm_mm_node_allocated(&fbc->compressed_llb))
-               i915_gem_stolen_remove_node(dev_priv, &fbc->compressed_llb);
+               i915_gem_stolen_remove_node(i915, &fbc->compressed_llb);
 err:
-       if (drm_mm_initialized(&dev_priv->mm.stolen))
-               drm_info_once(&dev_priv->drm, "not enough stolen space for 
compressed buffer (need %d more bytes), disabling. Hint: you may be able to 
increase stolen memory size in the BIOS to avoid this.\n", size);
+       if (drm_mm_initialized(&i915->mm.stolen))
+               drm_info_once(&i915->drm, "not enough stolen space for 
compressed buffer (need %d more bytes), disabling. Hint: you may be able to 
increase stolen memory size in the BIOS to avoid this.\n", size);
        return -ENOSPC;
 }
 
-static void intel_fbc_program_cfb(struct drm_i915_private *dev_priv)
+static void intel_fbc_program_cfb(struct drm_i915_private *i915)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
-       fbc->funcs->program_cfb(dev_priv);
+       fbc->funcs->program_cfb(i915);
 }
 
-static void __intel_fbc_cleanup_cfb(struct drm_i915_private *dev_priv)
+static void __intel_fbc_cleanup_cfb(struct drm_i915_private *i915)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
-       if (WARN_ON(intel_fbc_hw_is_active(dev_priv)))
+       if (WARN_ON(intel_fbc_hw_is_active(i915)))
                return;
 
        if (drm_mm_node_allocated(&fbc->compressed_llb))
-               i915_gem_stolen_remove_node(dev_priv, &fbc->compressed_llb);
+               i915_gem_stolen_remove_node(i915, &fbc->compressed_llb);
        if (drm_mm_node_allocated(&fbc->compressed_fb))
-               i915_gem_stolen_remove_node(dev_priv, &fbc->compressed_fb);
+               i915_gem_stolen_remove_node(i915, &fbc->compressed_fb);
 }
 
-void intel_fbc_cleanup_cfb(struct drm_i915_private *dev_priv)
+void intel_fbc_cleanup_cfb(struct drm_i915_private *i915)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
-       if (!HAS_FBC(dev_priv))
+       if (!HAS_FBC(i915))
                return;
 
        mutex_lock(&fbc->lock);
-       __intel_fbc_cleanup_cfb(dev_priv);
+       __intel_fbc_cleanup_cfb(i915);
        mutex_unlock(&fbc->lock);
 }
 
-static bool stride_is_valid(struct drm_i915_private *dev_priv,
+static bool stride_is_valid(struct drm_i915_private *i915,
                            u64 modifier, unsigned int stride)
 {
        /* This should have been caught earlier. */
-       if (drm_WARN_ON_ONCE(&dev_priv->drm, (stride & (64 - 1)) != 0))
+       if (drm_WARN_ON_ONCE(&i915->drm, (stride & (64 - 1)) != 0))
                return false;
 
        /* Below are the additional FBC restrictions. */
        if (stride < 512)
                return false;
 
-       if (DISPLAY_VER(dev_priv) == 2 || DISPLAY_VER(dev_priv) == 3)
+       if (DISPLAY_VER(i915) == 2 || DISPLAY_VER(i915) == 3)
                return stride == 4096 || stride == 8192;
 
-       if (DISPLAY_VER(dev_priv) == 4 && !IS_G4X(dev_priv) && stride < 2048)
+       if (DISPLAY_VER(i915) == 4 && !IS_G4X(i915) && stride < 2048)
                return false;
 
        /* Display WA #1105: skl,bxt,kbl,cfl,glk */
-       if ((DISPLAY_VER(dev_priv) == 9 || IS_GEMINILAKE(dev_priv)) &&
+       if ((DISPLAY_VER(i915) == 9 || IS_GEMINILAKE(i915)) &&
            modifier == DRM_FORMAT_MOD_LINEAR && stride & 511)
                return false;
 
@@ -820,7 +820,7 @@ static bool stride_is_valid(struct drm_i915_private 
*dev_priv,
        return true;
 }
 
-static bool pixel_format_is_valid(struct drm_i915_private *dev_priv,
+static bool pixel_format_is_valid(struct drm_i915_private *i915,
                                  u32 pixel_format)
 {
        switch (pixel_format) {
@@ -830,10 +830,10 @@ static bool pixel_format_is_valid(struct drm_i915_private 
*dev_priv,
        case DRM_FORMAT_XRGB1555:
        case DRM_FORMAT_RGB565:
                /* 16bpp not supported on gen2 */
-               if (DISPLAY_VER(dev_priv) == 2)
+               if (DISPLAY_VER(i915) == 2)
                        return false;
                /* WaFbcOnly1to1Ratio:ctg */
-               if (IS_G4X(dev_priv))
+               if (IS_G4X(i915))
                        return false;
                return true;
        default:
@@ -841,13 +841,13 @@ static bool pixel_format_is_valid(struct drm_i915_private 
*dev_priv,
        }
 }
 
-static bool rotation_is_valid(struct drm_i915_private *dev_priv,
+static bool rotation_is_valid(struct drm_i915_private *i915,
                              u32 pixel_format, unsigned int rotation)
 {
-       if (DISPLAY_VER(dev_priv) >= 9 && pixel_format == DRM_FORMAT_RGB565 &&
+       if (DISPLAY_VER(i915) >= 9 && pixel_format == DRM_FORMAT_RGB565 &&
            drm_rotation_90_or_270(rotation))
                return false;
-       else if (DISPLAY_VER(dev_priv) <= 4 && !IS_G4X(dev_priv) &&
+       else if (DISPLAY_VER(i915) <= 4 && !IS_G4X(i915) &&
                 rotation != DRM_MODE_ROTATE_0)
                return false;
 
@@ -862,17 +862,17 @@ static bool rotation_is_valid(struct drm_i915_private 
*dev_priv,
  */
 static bool intel_fbc_hw_tracking_covers_screen(struct intel_crtc *crtc)
 {
-       struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct drm_i915_private *i915 = to_i915(crtc->base.dev);
+       struct intel_fbc *fbc = &i915->fbc;
        unsigned int effective_w, effective_h, max_w, max_h;
 
-       if (DISPLAY_VER(dev_priv) >= 10) {
+       if (DISPLAY_VER(i915) >= 10) {
                max_w = 5120;
                max_h = 4096;
-       } else if (DISPLAY_VER(dev_priv) >= 8 || IS_HASWELL(dev_priv)) {
+       } else if (DISPLAY_VER(i915) >= 8 || IS_HASWELL(i915)) {
                max_w = 4096;
                max_h = 4096;
-       } else if (IS_G4X(dev_priv) || DISPLAY_VER(dev_priv) >= 5) {
+       } else if (IS_G4X(i915) || DISPLAY_VER(i915) >= 5) {
                max_w = 4096;
                max_h = 2048;
        } else {
@@ -888,14 +888,14 @@ static bool intel_fbc_hw_tracking_covers_screen(struct 
intel_crtc *crtc)
        return effective_w <= max_w && effective_h <= max_h;
 }
 
-static bool tiling_is_valid(struct drm_i915_private *dev_priv,
+static bool tiling_is_valid(struct drm_i915_private *i915,
                            u64 modifier)
 {
        switch (modifier) {
        case DRM_FORMAT_MOD_LINEAR:
        case I915_FORMAT_MOD_Y_TILED:
        case I915_FORMAT_MOD_Yf_TILED:
-               return DISPLAY_VER(dev_priv) >= 9;
+               return DISPLAY_VER(i915) >= 9;
        case I915_FORMAT_MOD_X_TILED:
                return true;
        default:
@@ -907,8 +907,8 @@ static void intel_fbc_update_state_cache(struct intel_crtc 
*crtc,
                                         const struct intel_crtc_state 
*crtc_state,
                                         const struct intel_plane_state 
*plane_state)
 {
-       struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct drm_i915_private *i915 = to_i915(crtc->base.dev);
+       struct intel_fbc *fbc = &i915->fbc;
        struct intel_fbc_state_cache *cache = &fbc->state_cache;
        struct drm_framebuffer *fb = plane_state->hw.fb;
 
@@ -917,7 +917,7 @@ static void intel_fbc_update_state_cache(struct intel_crtc 
*crtc,
                return;
 
        cache->crtc.mode_flags = crtc_state->hw.adjusted_mode.flags;
-       if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv))
+       if (IS_HASWELL(i915) || IS_BROADWELL(i915))
                cache->crtc.hsw_bdw_pixel_rate = crtc_state->pixel_rate;
 
        cache->plane.rotation = plane_state->hw.rotation;
@@ -942,7 +942,7 @@ static void intel_fbc_update_state_cache(struct intel_crtc 
*crtc,
 
        cache->fence_y_offset = intel_plane_fence_y_offset(plane_state);
 
-       drm_WARN_ON(&dev_priv->drm, plane_state->flags & PLANE_HAS_FENCE &&
+       drm_WARN_ON(&i915->drm, plane_state->flags & PLANE_HAS_FENCE &&
                    !plane_state->ggtt_vma->fence);
 
        if (plane_state->flags & PLANE_HAS_FENCE &&
@@ -954,19 +954,19 @@ static void intel_fbc_update_state_cache(struct 
intel_crtc *crtc,
        cache->psr2_active = crtc_state->has_psr2;
 }
 
-static bool intel_fbc_cfb_size_changed(struct drm_i915_private *dev_priv)
+static bool intel_fbc_cfb_size_changed(struct drm_i915_private *i915)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
-       return intel_fbc_cfb_size(dev_priv, &fbc->state_cache) >
+       return intel_fbc_cfb_size(i915, &fbc->state_cache) >
                fbc->compressed_fb.size * fbc->limit;
 }
 
-static u16 intel_fbc_override_cfb_stride(struct drm_i915_private *dev_priv,
+static u16 intel_fbc_override_cfb_stride(struct drm_i915_private *i915,
                                         const struct intel_fbc_state_cache 
*cache)
 {
        unsigned int stride = _intel_fbc_cfb_stride(cache);
-       unsigned int stride_aligned = intel_fbc_cfb_stride(dev_priv, cache);
+       unsigned int stride_aligned = intel_fbc_cfb_stride(i915, cache);
 
        /*
         * Override stride in 64 byte units per 4 line segment.
@@ -976,23 +976,23 @@ static u16 intel_fbc_override_cfb_stride(struct 
drm_i915_private *dev_priv,
         * we always need to use the override there.
         */
        if (stride != stride_aligned ||
-           (DISPLAY_VER(dev_priv) == 9 &&
+           (DISPLAY_VER(i915) == 9 &&
             cache->fb.modifier == DRM_FORMAT_MOD_LINEAR))
                return stride_aligned * 4 / 64;
 
        return 0;
 }
 
-static bool intel_fbc_can_enable(struct drm_i915_private *dev_priv)
+static bool intel_fbc_can_enable(struct drm_i915_private *i915)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
-       if (intel_vgpu_active(dev_priv)) {
+       if (intel_vgpu_active(i915)) {
                fbc->no_fbc_reason = "VGPU is active";
                return false;
        }
 
-       if (!dev_priv->params.enable_fbc) {
+       if (!i915->params.enable_fbc) {
                fbc->no_fbc_reason = "disabled per module param or by default";
                return false;
        }
@@ -1007,11 +1007,11 @@ static bool intel_fbc_can_enable(struct 
drm_i915_private *dev_priv)
 
 static bool intel_fbc_can_activate(struct intel_crtc *crtc)
 {
-       struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct drm_i915_private *i915 = to_i915(crtc->base.dev);
+       struct intel_fbc *fbc = &i915->fbc;
        struct intel_fbc_state_cache *cache = &fbc->state_cache;
 
-       if (!intel_fbc_can_enable(dev_priv))
+       if (!intel_fbc_can_enable(i915))
                return false;
 
        if (!cache->plane.visible) {
@@ -1054,28 +1054,28 @@ static bool intel_fbc_can_activate(struct intel_crtc 
*crtc)
         * For now this will effectively disable FBC with 90/270 degree
         * rotation.
         */
-       if (DISPLAY_VER(dev_priv) < 9 && cache->fence_id < 0) {
+       if (DISPLAY_VER(i915) < 9 && cache->fence_id < 0) {
                fbc->no_fbc_reason = "framebuffer not tiled or fenced";
                return false;
        }
 
-       if (!pixel_format_is_valid(dev_priv, cache->fb.format->format)) {
+       if (!pixel_format_is_valid(i915, cache->fb.format->format)) {
                fbc->no_fbc_reason = "pixel format is invalid";
                return false;
        }
 
-       if (!rotation_is_valid(dev_priv, cache->fb.format->format,
+       if (!rotation_is_valid(i915, cache->fb.format->format,
                               cache->plane.rotation)) {
                fbc->no_fbc_reason = "rotation unsupported";
                return false;
        }
 
-       if (!tiling_is_valid(dev_priv, cache->fb.modifier)) {
+       if (!tiling_is_valid(i915, cache->fb.modifier)) {
                fbc->no_fbc_reason = "tiling unsupported";
                return false;
        }
 
-       if (!stride_is_valid(dev_priv, cache->fb.modifier,
+       if (!stride_is_valid(i915, cache->fb.modifier,
                             cache->fb.stride * cache->fb.format->cpp[0])) {
                fbc->no_fbc_reason = "framebuffer stride not supported";
                return false;
@@ -1088,8 +1088,8 @@ static bool intel_fbc_can_activate(struct intel_crtc 
*crtc)
        }
 
        /* WaFbcExceedCdClockThreshold:hsw,bdw */
-       if ((IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) &&
-           cache->crtc.hsw_bdw_pixel_rate >= dev_priv->cdclk.hw.cdclk * 95 / 
100) {
+       if ((IS_HASWELL(i915) || IS_BROADWELL(i915)) &&
+           cache->crtc.hsw_bdw_pixel_rate >= i915->cdclk.hw.cdclk * 95 / 100) {
                fbc->no_fbc_reason = "pixel rate is too big";
                return false;
        }
@@ -1104,7 +1104,7 @@ static bool intel_fbc_can_activate(struct intel_crtc 
*crtc)
         * we didn't get any invalidate/deactivate calls, but this would require
         * a lot of tracking just for a specific case. If we conclude it's an
         * important case, we can implement it later. */
-       if (intel_fbc_cfb_size_changed(dev_priv)) {
+       if (intel_fbc_cfb_size_changed(i915)) {
                fbc->no_fbc_reason = "CFB requirements changed";
                return false;
        }
@@ -1114,14 +1114,14 @@ static bool intel_fbc_can_activate(struct intel_crtc 
*crtc)
         * having a Y offset that isn't divisible by 4 causes FIFO underrun
         * and screen flicker.
         */
-       if (DISPLAY_VER(dev_priv) >= 9 &&
+       if (DISPLAY_VER(i915) >= 9 &&
            (fbc->state_cache.plane.adjusted_y & 3)) {
                fbc->no_fbc_reason = "plane Y offset is misaligned";
                return false;
        }
 
        /* Wa_22010751166: icl, ehl, tgl, dg1, rkl */
-       if (DISPLAY_VER(dev_priv) >= 11 &&
+       if (DISPLAY_VER(i915) >= 11 &&
            (cache->plane.src_h + cache->plane.adjusted_y) % 4) {
                fbc->no_fbc_reason = "plane height + offset is non-modulo of 4";
                return false;
@@ -1132,7 +1132,7 @@ static bool intel_fbc_can_activate(struct intel_crtc 
*crtc)
         * Recommendation is to keep this combination disabled
         * Bspec: 50422 HSD: 14010260002
         */
-       if (fbc->state_cache.psr2_active && DISPLAY_VER(dev_priv) >= 12) {
+       if (fbc->state_cache.psr2_active && DISPLAY_VER(i915) >= 12) {
                fbc->no_fbc_reason = "not supported with PSR2";
                return false;
        }
@@ -1143,8 +1143,8 @@ static bool intel_fbc_can_activate(struct intel_crtc 
*crtc)
 static void intel_fbc_get_reg_params(struct intel_crtc *crtc,
                                     struct intel_fbc_reg_params *params)
 {
-       struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct drm_i915_private *i915 = to_i915(crtc->base.dev);
+       struct intel_fbc *fbc = &i915->fbc;
        struct intel_fbc_state_cache *cache = &fbc->state_cache;
 
        /* Since all our fields are integer types, use memset here so the
@@ -1164,9 +1164,9 @@ static void intel_fbc_get_reg_params(struct intel_crtc 
*crtc,
        params->fb.modifier = cache->fb.modifier;
        params->fb.stride = cache->fb.stride;
 
-       params->cfb_stride = intel_fbc_cfb_stride(dev_priv, cache);
-       params->cfb_size = intel_fbc_cfb_size(dev_priv, cache);
-       params->override_cfb_stride = intel_fbc_override_cfb_stride(dev_priv, 
cache);
+       params->cfb_stride = intel_fbc_cfb_stride(i915, cache);
+       params->cfb_size = intel_fbc_cfb_size(i915, cache);
+       params->override_cfb_stride = intel_fbc_override_cfb_stride(i915, 
cache);
 
        params->plane_visible = cache->plane.visible;
 }
@@ -1174,8 +1174,8 @@ static void intel_fbc_get_reg_params(struct intel_crtc 
*crtc,
 static bool intel_fbc_can_flip_nuke(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);
-       const struct intel_fbc *fbc = &dev_priv->fbc;
+       struct drm_i915_private *i915 = to_i915(crtc->base.dev);
+       const struct intel_fbc *fbc = &i915->fbc;
        const struct intel_fbc_state_cache *cache = &fbc->state_cache;
        const struct intel_fbc_reg_params *params = &fbc->params;
 
@@ -1197,13 +1197,13 @@ static bool intel_fbc_can_flip_nuke(const struct 
intel_crtc_state *crtc_state)
        if (params->fb.stride != cache->fb.stride)
                return false;
 
-       if (params->cfb_stride != intel_fbc_cfb_stride(dev_priv, cache))
+       if (params->cfb_stride != intel_fbc_cfb_stride(i915, cache))
                return false;
 
-       if (params->cfb_size != intel_fbc_cfb_size(dev_priv, cache))
+       if (params->cfb_size != intel_fbc_cfb_size(i915, cache))
                return false;
 
-       if (params->override_cfb_stride != 
intel_fbc_override_cfb_stride(dev_priv, cache))
+       if (params->override_cfb_stride != intel_fbc_override_cfb_stride(i915, 
cache))
                return false;
 
        return true;
@@ -1217,8 +1217,8 @@ bool intel_fbc_pre_update(struct intel_atomic_state 
*state,
                intel_atomic_get_new_crtc_state(state, crtc);
        const struct intel_plane_state *plane_state =
                intel_atomic_get_new_plane_state(state, plane);
-       struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct drm_i915_private *i915 = to_i915(crtc->base.dev);
+       struct intel_fbc *fbc = &i915->fbc;
        const char *reason = "update pending";
        bool need_vblank_wait = false;
 
@@ -1234,7 +1234,7 @@ bool intel_fbc_pre_update(struct intel_atomic_state 
*state,
        fbc->flip_pending = true;
 
        if (!intel_fbc_can_flip_nuke(crtc_state)) {
-               intel_fbc_deactivate(dev_priv, reason);
+               intel_fbc_deactivate(i915, reason);
 
                /*
                 * Display WA #1198: glk+
@@ -1250,7 +1250,7 @@ bool intel_fbc_pre_update(struct intel_atomic_state 
*state,
                 * if at least one frame has already passed.
                 */
                if (fbc->activated &&
-                   DISPLAY_VER(dev_priv) >= 10)
+                   DISPLAY_VER(i915) >= 10)
                        need_vblank_wait = true;
                fbc->activated = false;
        }
@@ -1262,43 +1262,43 @@ bool intel_fbc_pre_update(struct intel_atomic_state 
*state,
 
 /**
  * __intel_fbc_disable - disable FBC
- * @dev_priv: i915 device instance
+ * @i915: i915 device instance
  *
  * This is the low level function that actually disables FBC. Callers should
  * grab the FBC lock.
  */
-static void __intel_fbc_disable(struct drm_i915_private *dev_priv)
+static void __intel_fbc_disable(struct drm_i915_private *i915)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
        struct intel_crtc *crtc = fbc->crtc;
 
-       drm_WARN_ON(&dev_priv->drm, !mutex_is_locked(&fbc->lock));
-       drm_WARN_ON(&dev_priv->drm, !fbc->crtc);
-       drm_WARN_ON(&dev_priv->drm, fbc->active);
+       drm_WARN_ON(&i915->drm, !mutex_is_locked(&fbc->lock));
+       drm_WARN_ON(&i915->drm, !fbc->crtc);
+       drm_WARN_ON(&i915->drm, fbc->active);
 
-       drm_dbg_kms(&dev_priv->drm, "Disabling FBC on pipe %c\n",
+       drm_dbg_kms(&i915->drm, "Disabling FBC on pipe %c\n",
                    pipe_name(crtc->pipe));
 
-       __intel_fbc_cleanup_cfb(dev_priv);
+       __intel_fbc_cleanup_cfb(i915);
 
        fbc->crtc = NULL;
 }
 
 static void __intel_fbc_post_update(struct intel_crtc *crtc)
 {
-       struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct drm_i915_private *i915 = to_i915(crtc->base.dev);
+       struct intel_fbc *fbc = &i915->fbc;
 
-       drm_WARN_ON(&dev_priv->drm, !mutex_is_locked(&fbc->lock));
+       drm_WARN_ON(&i915->drm, !mutex_is_locked(&fbc->lock));
 
        if (fbc->crtc != crtc)
                return;
 
        fbc->flip_pending = false;
 
-       if (!dev_priv->params.enable_fbc) {
-               intel_fbc_deactivate(dev_priv, "disabled at runtime per module 
param");
-               __intel_fbc_disable(dev_priv);
+       if (!i915->params.enable_fbc) {
+               intel_fbc_deactivate(i915, "disabled at runtime per module 
param");
+               __intel_fbc_disable(i915);
 
                return;
        }
@@ -1309,19 +1309,19 @@ static void __intel_fbc_post_update(struct intel_crtc 
*crtc)
                return;
 
        if (!fbc->busy_bits)
-               intel_fbc_activate(dev_priv);
+               intel_fbc_activate(i915);
        else
-               intel_fbc_deactivate(dev_priv, "frontbuffer write");
+               intel_fbc_deactivate(i915, "frontbuffer write");
 }
 
 void intel_fbc_post_update(struct intel_atomic_state *state,
                           struct intel_crtc *crtc)
 {
-       struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
+       struct drm_i915_private *i915 = to_i915(crtc->base.dev);
        struct intel_plane *plane = to_intel_plane(crtc->base.primary);
        const struct intel_plane_state *plane_state =
                intel_atomic_get_new_plane_state(state, plane);
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
        if (!plane->has_fbc || !plane_state)
                return;
@@ -1339,13 +1339,13 @@ static unsigned int 
intel_fbc_get_frontbuffer_bit(struct intel_fbc *fbc)
                return fbc->possible_framebuffer_bits;
 }
 
-void intel_fbc_invalidate(struct drm_i915_private *dev_priv,
+void intel_fbc_invalidate(struct drm_i915_private *i915,
                          unsigned int frontbuffer_bits,
                          enum fb_op_origin origin)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
-       if (!HAS_FBC(dev_priv))
+       if (!HAS_FBC(i915))
                return;
 
        if (origin == ORIGIN_FLIP || origin == ORIGIN_CURSOR_UPDATE)
@@ -1356,17 +1356,17 @@ void intel_fbc_invalidate(struct drm_i915_private 
*dev_priv,
        fbc->busy_bits |= intel_fbc_get_frontbuffer_bit(fbc) & frontbuffer_bits;
 
        if (fbc->crtc && fbc->busy_bits)
-               intel_fbc_deactivate(dev_priv, "frontbuffer write");
+               intel_fbc_deactivate(i915, "frontbuffer write");
 
        mutex_unlock(&fbc->lock);
 }
 
-void intel_fbc_flush(struct drm_i915_private *dev_priv,
+void intel_fbc_flush(struct drm_i915_private *i915,
                     unsigned int frontbuffer_bits, enum fb_op_origin origin)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
-       if (!HAS_FBC(dev_priv))
+       if (!HAS_FBC(i915))
                return;
 
        mutex_lock(&fbc->lock);
@@ -1379,7 +1379,7 @@ void intel_fbc_flush(struct drm_i915_private *dev_priv,
        if (!fbc->busy_bits && fbc->crtc &&
            (frontbuffer_bits & intel_fbc_get_frontbuffer_bit(fbc))) {
                if (fbc->active)
-                       intel_fbc_nuke(dev_priv);
+                       intel_fbc_nuke(i915);
                else if (!fbc->flip_pending)
                        __intel_fbc_post_update(fbc->crtc);
        }
@@ -1390,7 +1390,7 @@ void intel_fbc_flush(struct drm_i915_private *dev_priv,
 
 /**
  * intel_fbc_choose_crtc - select a CRTC to enable FBC on
- * @dev_priv: i915 device instance
+ * @i915: i915 device instance
  * @state: the atomic state structure
  *
  * This function looks at the proposed state for CRTCs and planes, then chooses
@@ -1398,12 +1398,12 @@ void intel_fbc_flush(struct drm_i915_private *dev_priv,
  * true.
  *
  * Later, intel_fbc_enable is going to look for state->enable_fbc and then 
maybe
- * enable FBC for the chosen CRTC. If it does, it will set dev_priv->fbc.crtc.
+ * enable FBC for the chosen CRTC. If it does, it will set i915->fbc.crtc.
  */
-void intel_fbc_choose_crtc(struct drm_i915_private *dev_priv,
+void intel_fbc_choose_crtc(struct drm_i915_private *i915,
                           struct intel_atomic_state *state)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
        struct intel_plane *plane;
        struct intel_plane_state *plane_state;
        bool crtc_chosen = false;
@@ -1416,7 +1416,7 @@ void intel_fbc_choose_crtc(struct drm_i915_private 
*dev_priv,
            !intel_atomic_get_new_crtc_state(state, fbc->crtc))
                goto out;
 
-       if (!intel_fbc_can_enable(dev_priv))
+       if (!intel_fbc_can_enable(i915))
                goto out;
 
        /* Simply choose the first CRTC that is compatible and has a visible
@@ -1460,13 +1460,13 @@ void intel_fbc_choose_crtc(struct drm_i915_private 
*dev_priv,
 static void intel_fbc_enable(struct intel_atomic_state *state,
                             struct intel_crtc *crtc)
 {
-       struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
+       struct drm_i915_private *i915 = to_i915(crtc->base.dev);
        struct intel_plane *plane = to_intel_plane(crtc->base.primary);
        const struct intel_crtc_state *crtc_state =
                intel_atomic_get_new_crtc_state(state, crtc);
        const struct intel_plane_state *plane_state =
                intel_atomic_get_new_plane_state(state, plane);
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
        struct intel_fbc_state_cache *cache = &fbc->state_cache;
        int min_limit;
 
@@ -1483,13 +1483,13 @@ static void intel_fbc_enable(struct intel_atomic_state 
*state,
                        goto out;
 
                if (fbc->limit >= min_limit &&
-                   !intel_fbc_cfb_size_changed(dev_priv))
+                   !intel_fbc_cfb_size_changed(i915))
                        goto out;
 
-               __intel_fbc_disable(dev_priv);
+               __intel_fbc_disable(i915);
        }
 
-       drm_WARN_ON(&dev_priv->drm, fbc->active);
+       drm_WARN_ON(&i915->drm, fbc->active);
 
        intel_fbc_update_state_cache(crtc, crtc_state, plane_state);
 
@@ -1497,20 +1497,20 @@ static void intel_fbc_enable(struct intel_atomic_state 
*state,
        if (!cache->plane.visible)
                goto out;
 
-       if (intel_fbc_alloc_cfb(dev_priv,
-                               intel_fbc_cfb_size(dev_priv, cache), 
min_limit)) {
+       if (intel_fbc_alloc_cfb(i915,
+                               intel_fbc_cfb_size(i915, cache), min_limit)) {
                cache->plane.visible = false;
                fbc->no_fbc_reason = "not enough stolen memory";
                goto out;
        }
 
-       drm_dbg_kms(&dev_priv->drm, "Enabling FBC on pipe %c\n",
+       drm_dbg_kms(&i915->drm, "Enabling FBC on pipe %c\n",
                    pipe_name(crtc->pipe));
        fbc->no_fbc_reason = "FBC enabled but not active yet\n";
 
        fbc->crtc = crtc;
 
-       intel_fbc_program_cfb(dev_priv);
+       intel_fbc_program_cfb(i915);
 out:
        mutex_unlock(&fbc->lock);
 }
@@ -1523,16 +1523,16 @@ static void intel_fbc_enable(struct intel_atomic_state 
*state,
  */
 void intel_fbc_disable(struct intel_crtc *crtc)
 {
-       struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
+       struct drm_i915_private *i915 = to_i915(crtc->base.dev);
        struct intel_plane *plane = to_intel_plane(crtc->base.primary);
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
        if (!plane->has_fbc)
                return;
 
        mutex_lock(&fbc->lock);
        if (fbc->crtc == crtc)
-               __intel_fbc_disable(dev_priv);
+               __intel_fbc_disable(i915);
        mutex_unlock(&fbc->lock);
 }
 
@@ -1560,30 +1560,30 @@ void intel_fbc_update(struct intel_atomic_state *state,
 
 /**
  * intel_fbc_global_disable - globally disable FBC
- * @dev_priv: i915 device instance
+ * @i915: i915 device instance
  *
  * This function disables FBC regardless of which CRTC is associated with it.
  */
-void intel_fbc_global_disable(struct drm_i915_private *dev_priv)
+void intel_fbc_global_disable(struct drm_i915_private *i915)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
-       if (!HAS_FBC(dev_priv))
+       if (!HAS_FBC(i915))
                return;
 
        mutex_lock(&fbc->lock);
        if (fbc->crtc) {
-               drm_WARN_ON(&dev_priv->drm, fbc->crtc->active);
-               __intel_fbc_disable(dev_priv);
+               drm_WARN_ON(&i915->drm, fbc->crtc->active);
+               __intel_fbc_disable(i915);
        }
        mutex_unlock(&fbc->lock);
 }
 
 static void intel_fbc_underrun_work_fn(struct work_struct *work)
 {
-       struct drm_i915_private *dev_priv =
+       struct drm_i915_private *i915 =
                container_of(work, struct drm_i915_private, fbc.underrun_work);
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
        mutex_lock(&fbc->lock);
 
@@ -1591,46 +1591,46 @@ static void intel_fbc_underrun_work_fn(struct 
work_struct *work)
        if (fbc->underrun_detected || !fbc->crtc)
                goto out;
 
-       drm_dbg_kms(&dev_priv->drm, "Disabling FBC due to FIFO underrun.\n");
+       drm_dbg_kms(&i915->drm, "Disabling FBC due to FIFO underrun.\n");
        fbc->underrun_detected = true;
 
-       intel_fbc_deactivate(dev_priv, "FIFO underrun");
+       intel_fbc_deactivate(i915, "FIFO underrun");
 out:
        mutex_unlock(&fbc->lock);
 }
 
 /*
  * intel_fbc_reset_underrun - reset FBC fifo underrun status.
- * @dev_priv: i915 device instance
+ * @i915: i915 device instance
  *
  * See intel_fbc_handle_fifo_underrun_irq(). For automated testing we
  * want to re-enable FBC after an underrun to increase test coverage.
  */
-int intel_fbc_reset_underrun(struct drm_i915_private *dev_priv)
+int intel_fbc_reset_underrun(struct drm_i915_private *i915)
 {
        int ret;
 
-       cancel_work_sync(&dev_priv->fbc.underrun_work);
+       cancel_work_sync(&i915->fbc.underrun_work);
 
-       ret = mutex_lock_interruptible(&dev_priv->fbc.lock);
+       ret = mutex_lock_interruptible(&i915->fbc.lock);
        if (ret)
                return ret;
 
-       if (dev_priv->fbc.underrun_detected) {
-               drm_dbg_kms(&dev_priv->drm,
+       if (i915->fbc.underrun_detected) {
+               drm_dbg_kms(&i915->drm,
                            "Re-allowing FBC after fifo underrun\n");
-               dev_priv->fbc.no_fbc_reason = "FIFO underrun cleared";
+               i915->fbc.no_fbc_reason = "FIFO underrun cleared";
        }
 
-       dev_priv->fbc.underrun_detected = false;
-       mutex_unlock(&dev_priv->fbc.lock);
+       i915->fbc.underrun_detected = false;
+       mutex_unlock(&i915->fbc.lock);
 
        return 0;
 }
 
 /**
  * intel_fbc_handle_fifo_underrun_irq - disable FBC when we get a FIFO underrun
- * @dev_priv: i915 device instance
+ * @i915: i915 device instance
  *
  * Without FBC, most underruns are harmless and don't really cause too many
  * problems, except for an annoying message on dmesg. With FBC, underruns can
@@ -1642,11 +1642,11 @@ int intel_fbc_reset_underrun(struct drm_i915_private 
*dev_priv)
  *
  * This function is called from the IRQ handler.
  */
-void intel_fbc_handle_fifo_underrun_irq(struct drm_i915_private *dev_priv)
+void intel_fbc_handle_fifo_underrun_irq(struct drm_i915_private *i915)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
-       if (!HAS_FBC(dev_priv))
+       if (!HAS_FBC(i915))
                return;
 
        /* There's no guarantee that underrun_detected won't be set to true
@@ -1670,26 +1670,26 @@ void intel_fbc_handle_fifo_underrun_irq(struct 
drm_i915_private *dev_priv)
  * space to change the value during runtime without sanitizing it again. IGT
  * relies on being able to change i915.enable_fbc at runtime.
  */
-static int intel_sanitize_fbc_option(struct drm_i915_private *dev_priv)
+static int intel_sanitize_fbc_option(struct drm_i915_private *i915)
 {
-       if (dev_priv->params.enable_fbc >= 0)
-               return !!dev_priv->params.enable_fbc;
+       if (i915->params.enable_fbc >= 0)
+               return !!i915->params.enable_fbc;
 
-       if (!HAS_FBC(dev_priv))
+       if (!HAS_FBC(i915))
                return 0;
 
-       if (IS_BROADWELL(dev_priv) || DISPLAY_VER(dev_priv) >= 9)
+       if (IS_BROADWELL(i915) || DISPLAY_VER(i915) >= 9)
                return 1;
 
        return 0;
 }
 
-static bool need_fbc_vtd_wa(struct drm_i915_private *dev_priv)
+static bool need_fbc_vtd_wa(struct drm_i915_private *i915)
 {
        /* WaFbcTurnOffFbcWhenHyperVisorIsUsed:skl,bxt */
        if (intel_vtd_active() &&
-           (IS_SKYLAKE(dev_priv) || IS_BROXTON(dev_priv))) {
-               drm_info(&dev_priv->drm,
+           (IS_SKYLAKE(i915) || IS_BROXTON(i915))) {
+               drm_info(&i915->drm,
                         "Disabling framebuffer compression (FBC) to prevent 
screen flicker with VT-d enabled\n");
                return true;
        }
@@ -1699,42 +1699,42 @@ static bool need_fbc_vtd_wa(struct drm_i915_private 
*dev_priv)
 
 /**
  * intel_fbc_init - Initialize FBC
- * @dev_priv: the i915 device
+ * @i915: the i915 device
  *
  * This function might be called during PM init process.
  */
-void intel_fbc_init(struct drm_i915_private *dev_priv)
+void intel_fbc_init(struct drm_i915_private *i915)
 {
-       struct intel_fbc *fbc = &dev_priv->fbc;
+       struct intel_fbc *fbc = &i915->fbc;
 
        INIT_WORK(&fbc->underrun_work, intel_fbc_underrun_work_fn);
        mutex_init(&fbc->lock);
        fbc->active = false;
 
-       if (!drm_mm_initialized(&dev_priv->mm.stolen))
-               mkwrite_device_info(dev_priv)->display.has_fbc = false;
+       if (!drm_mm_initialized(&i915->mm.stolen))
+               mkwrite_device_info(i915)->display.has_fbc = false;
 
-       if (need_fbc_vtd_wa(dev_priv))
-               mkwrite_device_info(dev_priv)->display.has_fbc = false;
+       if (need_fbc_vtd_wa(i915))
+               mkwrite_device_info(i915)->display.has_fbc = false;
 
-       dev_priv->params.enable_fbc = intel_sanitize_fbc_option(dev_priv);
-       drm_dbg_kms(&dev_priv->drm, "Sanitized enable_fbc value: %d\n",
-                   dev_priv->params.enable_fbc);
+       i915->params.enable_fbc = intel_sanitize_fbc_option(i915);
+       drm_dbg_kms(&i915->drm, "Sanitized enable_fbc value: %d\n",
+                   i915->params.enable_fbc);
 
-       if (!HAS_FBC(dev_priv)) {
+       if (!HAS_FBC(i915)) {
                fbc->no_fbc_reason = "unsupported by this chipset";
                return;
        }
 
-       if (DISPLAY_VER(dev_priv) >= 7)
+       if (DISPLAY_VER(i915) >= 7)
                fbc->funcs = &ivb_fbc_funcs;
-       else if (DISPLAY_VER(dev_priv) == 6)
+       else if (DISPLAY_VER(i915) == 6)
                fbc->funcs = &snb_fbc_funcs;
-       else if (DISPLAY_VER(dev_priv) == 5)
+       else if (DISPLAY_VER(i915) == 5)
                fbc->funcs = &ilk_fbc_funcs;
-       else if (IS_G4X(dev_priv))
+       else if (IS_G4X(i915))
                fbc->funcs = &g4x_fbc_funcs;
-       else if (DISPLAY_VER(dev_priv) == 4)
+       else if (DISPLAY_VER(i915) == 4)
                fbc->funcs = &i965_fbc_funcs;
        else
                fbc->funcs = &i8xx_fbc_funcs;
@@ -1742,6 +1742,6 @@ void intel_fbc_init(struct drm_i915_private *dev_priv)
        /* We still don't have any sort of hardware state readout for FBC, so
         * deactivate it in case the BIOS activated it to make sure software
         * matches the hardware state. */
-       if (intel_fbc_hw_is_active(dev_priv))
-               intel_fbc_hw_deactivate(dev_priv);
+       if (intel_fbc_hw_is_active(i915))
+               intel_fbc_hw_deactivate(i915);
 }
-- 
2.32.0

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