Write page directory entry without using superfluous
indirect function. Also remove unused device parameter
from the encode function.

Signed-off-by: Mika Kuoppala <mika.kuopp...@intel.com>
---
 drivers/gpu/drm/i915/i915_gem_gtt.c | 21 ++++++---------------
 1 file changed, 6 insertions(+), 15 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c 
b/drivers/gpu/drm/i915/i915_gem_gtt.c
index 37dee49..badbf13 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -192,9 +192,8 @@ static gen8_pte_t gen8_pte_encode(dma_addr_t addr,
        return pte;
 }
 
-static gen8_pde_t gen8_pde_encode(struct drm_device *dev,
-                                 dma_addr_t addr,
-                                 enum i915_cache_level level)
+static gen8_pde_t gen8_pde_encode(const dma_addr_t addr,
+                                 const enum i915_cache_level level)
 {
        gen8_pde_t pde = _PAGE_PRESENT | _PAGE_RW;
        pde |= addr;
@@ -622,22 +621,13 @@ static void gen8_ppgtt_insert_entries(struct 
i915_address_space *vm,
                kunmap_px(ppgtt, pt_vaddr);
 }
 
-static void __gen8_do_map_pt(gen8_pde_t * const pde,
-                            struct i915_page_table *pt,
-                            struct drm_device *dev)
-{
-       gen8_pde_t entry =
-               gen8_pde_encode(dev, px_dma(pt), I915_CACHE_LLC);
-       *pde = entry;
-}
-
 static void gen8_setup_scratch_pd(struct i915_address_space *vm)
 {
        struct i915_hw_ppgtt *ppgtt =
                container_of(vm, struct i915_hw_ppgtt, base);
        gen8_pde_t scratch_pde;
 
-       scratch_pde = gen8_pde_encode(vm->dev, px_dma(ppgtt->scratch_pt),
+       scratch_pde = gen8_pde_encode(px_dma(ppgtt->scratch_pt),
                                      I915_CACHE_LLC);
 
        fill_px(vm->dev, ppgtt->scratch_pd, scratch_pde);
@@ -899,7 +889,7 @@ static int gen8_alloc_va_range(struct i915_address_space 
*vm,
        /* Allocations have completed successfully, so set the bitmaps, and do
         * the mappings. */
        gen8_for_each_pdpe(pd, &ppgtt->pdp, start, length, temp, pdpe) {
-               gen8_pde_t *const page_directory = kmap_px(pd);
+               gen8_pde_t * const page_directory = kmap_px(pd);
                struct i915_page_table *pt;
                uint64_t pd_len = gen8_clamp_pd(start, length);
                uint64_t pd_start = start;
@@ -923,7 +913,8 @@ static int gen8_alloc_va_range(struct i915_address_space 
*vm,
                        set_bit(pde, pd->used_pdes);
 
                        /* Map the PDE to the page table */
-                       __gen8_do_map_pt(page_directory + pde, pt, vm->dev);
+                       page_directory[pde] = gen8_pde_encode(px_dma(pt),
+                                                             I915_CACHE_LLC);
 
                        /* NB: We haven't yet mapped ptes to pages. At this
                         * point we're still relying on insert_entries() */
-- 
1.9.1

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