drm/i915/fbc: Don't pass around the mm node

No point in passing the mm node explicitly to find_compression_limit()
since it's always the same node for the cfb.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210610183237.3920-5-ville.syrjala@linux.intel.com
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>

diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c
index 99f386f06f7be23d5b30c9654b7bd80622b19dce..55bc708e87122e9cdf2f6e103ba0961cd11e548a 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_fbc.c
+++ b/drivers/gpu/drm/i915/display/intel_fbc.c
@@ -434,10 +434,10 @@ static u64 intel_fbc_cfb_base_max(struct drm_i915_private *i915)
 }
 
 static int find_compression_limit(struct drm_i915_private *dev_priv,
-                                 struct drm_mm_node *node,
                                  unsigned int size,
                                  unsigned int fb_cpp)
 {
+       struct intel_fbc *fbc = &dev_priv->fbc;
        int compression_limit = 1;
        int ret;
        u64 end;
@@ -462,8 +462,8 @@ static int find_compression_limit(struct drm_i915_private *dev_priv,
         */
 
        /* Try to over-allocate to reduce reallocations and fragmentation. */
-       ret = i915_gem_stolen_insert_node_in_range(dev_priv, node, size <<= 1,
-                                                  4096, 0, end);
+       ret = i915_gem_stolen_insert_node_in_range(dev_priv, &fbc->compressed_fb,
+                                                  size <<= 1, 4096, 0, end);
        if (ret == 0)
                return compression_limit;
 
@@ -473,8 +473,8 @@ again:
            (fb_cpp == 2 && compression_limit == 2))
                return 0;
 
-       ret = i915_gem_stolen_insert_node_in_range(dev_priv, node, size >>= 1,
-                                                  4096, 0, end);
+       ret = i915_gem_stolen_insert_node_in_range(dev_priv, &fbc->compressed_fb,
+                                                  size >>= 1, 4096, 0, end);
        if (ret && DISPLAY_VER(dev_priv) <= 4) {
                return 0;
        } else if (ret) {
@@ -496,8 +496,7 @@ static int intel_fbc_alloc_cfb(struct drm_i915_private *dev_priv,
        drm_WARN_ON(&dev_priv->drm,
                    drm_mm_node_allocated(&fbc->compressed_llb));
 
-       ret = find_compression_limit(dev_priv, &fbc->compressed_fb,
-                                    size, fb_cpp);
+       ret = find_compression_limit(dev_priv, size, fb_cpp);
        if (!ret)
                goto err_llb;
        else if (ret > 1) {