From: Matthew Auld <matthew.auld@intel.com>
Date: Mon, 30 Jul 2018 12:05:44 +0000 (+0100)
Subject: drm/i915/gtt: remove px_page
X-Git-Tag: Ubuntu-5.2.0-15.16~3278^2~28^2~124
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=3d94361aa13a0135a1b67d27a80a5158c93d6505;p=mirror_ubuntu-eoan-kernel.git

drm/i915/gtt: remove px_page

Entries will either be pointing to scratch or real PD, making the
px_page(pd) check pointless. Also since there are no other users of
px_page, just remove it.

Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Michel Thierry <michel.thierry@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20180730120544.20784-1-matthew.auld@intel.com
---

diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index 87219870d559..4137af4bd8f5 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -1251,9 +1251,6 @@ static void gen8_free_page_tables(struct i915_address_space *vm,
 {
 	int i;
 
-	if (!px_page(pd))
-		return;
-
 	for (i = 0; i < I915_PDES; i++) {
 		if (pd->page_table[i] != vm->scratch_pt)
 			free_pt(vm, pd->page_table[i]);
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h
index ce945bf78a89..dd161c187a68 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.h
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.h
@@ -229,7 +229,6 @@ struct i915_page_dma {
 };
 
 #define px_base(px) (&(px)->base)
-#define px_page(px) (px_base(px)->page)
 #define px_dma(px) (px_base(px)->daddr)
 
 struct i915_page_table {