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From bc158f6a4ececd959052b77f6a5e910a44c8a06d Mon Sep 17 00:00:00 2001
From: Jani Nikula <jani.nikula@intel.com>
Date: Fri, 24 Jan 2020 15:25:52 +0200
Subject: drm/i915/vga: use intel_de_*() functions for register access
Git-commit: 70bc7ed951420d18f5a1207549f071799b16987c
Patch-mainline: v5.7-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322

The implicit "dev_priv" local variable use has been a long-standing pain
point in the register access macros I915_READ(), I915_WRITE(),
POSTING_READ(), I915_READ_FW(), and I915_WRITE_FW().

Replace them with the corresponding new display engine register
accessors intel_de_read(), intel_de_write(), intel_de_posting_read(),
intel_de_read_fw(), and intel_de_write_fw().

No functional changes.

Generated using the following semantic patch:

@@
expression REG, OFFSET;
@@
- I915_READ(REG)
+ intel_de_read(dev_priv, REG)

@@
expression REG, OFFSET;
@@
- POSTING_READ(REG)
+ intel_de_posting_read(dev_priv, REG)

@@
expression REG, OFFSET;
@@
- I915_WRITE(REG, OFFSET)
+ intel_de_write(dev_priv, REG, OFFSET)

@@
expression REG;
@@
- I915_READ_FW(REG)
+ intel_de_read_fw(dev_priv, REG)

@@
expression REG, OFFSET;
@@
- I915_WRITE_FW(REG, OFFSET)
+ intel_de_write_fw(dev_priv, REG, OFFSET)

Acked-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Acked-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ad357e65ddb85e7341416f0d7890661a3ef99298.1579871655.git.jani.nikula@intel.com
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/i915/display/intel_vga.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_vga.c b/drivers/gpu/drm/i915/display/intel_vga.c
index 2ff7293986d4..7eb23f623661 100644
--- a/drivers/gpu/drm/i915/display/intel_vga.c
+++ b/drivers/gpu/drm/i915/display/intel_vga.c
@@ -9,6 +9,7 @@
 #include <drm/i915_drm.h>
 
 #include "i915_drv.h"
+#include "intel_de.h"
 #include "intel_vga.h"
 
 static i915_reg_t intel_vga_cntrl_reg(struct drm_i915_private *i915)
@@ -36,15 +37,15 @@ void intel_vga_disable(struct drm_i915_private *dev_priv)
 	vga_put(pdev, VGA_RSRC_LEGACY_IO);
 	udelay(300);
 
-	I915_WRITE(vga_reg, VGA_DISP_DISABLE);
-	POSTING_READ(vga_reg);
+	intel_de_write(dev_priv, vga_reg, VGA_DISP_DISABLE);
+	intel_de_posting_read(dev_priv, vga_reg);
 }
 
 void intel_vga_redisable_power_on(struct drm_i915_private *dev_priv)
 {
 	i915_reg_t vga_reg = intel_vga_cntrl_reg(dev_priv);
 
-	if (!(I915_READ(vga_reg) & VGA_DISP_DISABLE)) {
+	if (!(intel_de_read(dev_priv, vga_reg) & VGA_DISP_DISABLE)) {
 		DRM_DEBUG_KMS("Something enabled VGA plane, disabling it\n");
 		intel_vga_disable(dev_priv);
 	}
-- 
2.28.0