mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-21 10:05:00 +08:00
651e7d4857
This was done by the following semantic patch: @@ expression i915; @@ - INTEL_GEN(i915) + GRAPHICS_VER(i915) @@ expression i915; expression E; @@ - INTEL_GEN(i915) >= E + GRAPHICS_VER(i915) >= E @@ expression dev_priv; expression E; @@ - !IS_GEN(dev_priv, E) + GRAPHICS_VER(dev_priv) != E @@ expression dev_priv; expression E; @@ - IS_GEN(dev_priv, E) + GRAPHICS_VER(dev_priv) == E @@ expression dev_priv; expression from, until; @@ - IS_GEN_RANGE(dev_priv, from, until) + IS_GRAPHICS_VER(dev_priv, from, until) @def@ expression E; identifier id =~ "^gen$"; @@ - id = GRAPHICS_VER(E) + ver = GRAPHICS_VER(E) @@ identifier def.id; @@ - id + ver It also takes care of renaming the variable we assign to GRAPHICS_VER() so to use "ver" rather than "gen". Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com> Reviewed-by: Matt Roper <matthew.d.roper@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210606045050.103862-2-lucas.demarchi@intel.com
128 lines
4.1 KiB
C
128 lines
4.1 KiB
C
/*
|
|
*
|
|
* Copyright 2008 (c) Intel Corporation
|
|
* Jesse Barnes <jbarnes@virtuousgeek.org>
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the
|
|
* "Software"), to deal in the Software without restriction, including
|
|
* without limitation the rights to use, copy, modify, merge, publish,
|
|
* distribute, sub license, and/or sell copies of the Software, and to
|
|
* permit persons to whom the Software is furnished to do so, subject to
|
|
* the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice (including the
|
|
* next paragraph) shall be included in all copies or substantial portions
|
|
* of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
|
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
|
|
* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
|
|
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
|
|
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
|
|
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
*/
|
|
|
|
#include "display/intel_de.h"
|
|
#include "display/intel_fbc.h"
|
|
#include "display/intel_gmbus.h"
|
|
#include "display/intel_vga.h"
|
|
|
|
#include "i915_drv.h"
|
|
#include "i915_reg.h"
|
|
#include "i915_suspend.h"
|
|
|
|
static void intel_save_swf(struct drm_i915_private *dev_priv)
|
|
{
|
|
int i;
|
|
|
|
/* Scratch space */
|
|
if (GRAPHICS_VER(dev_priv) == 2 && IS_MOBILE(dev_priv)) {
|
|
for (i = 0; i < 7; i++) {
|
|
dev_priv->regfile.saveSWF0[i] = intel_de_read(dev_priv, SWF0(i));
|
|
dev_priv->regfile.saveSWF1[i] = intel_de_read(dev_priv, SWF1(i));
|
|
}
|
|
for (i = 0; i < 3; i++)
|
|
dev_priv->regfile.saveSWF3[i] = intel_de_read(dev_priv, SWF3(i));
|
|
} else if (GRAPHICS_VER(dev_priv) == 2) {
|
|
for (i = 0; i < 7; i++)
|
|
dev_priv->regfile.saveSWF1[i] = intel_de_read(dev_priv, SWF1(i));
|
|
} else if (HAS_GMCH(dev_priv)) {
|
|
for (i = 0; i < 16; i++) {
|
|
dev_priv->regfile.saveSWF0[i] = intel_de_read(dev_priv, SWF0(i));
|
|
dev_priv->regfile.saveSWF1[i] = intel_de_read(dev_priv, SWF1(i));
|
|
}
|
|
for (i = 0; i < 3; i++)
|
|
dev_priv->regfile.saveSWF3[i] = intel_de_read(dev_priv, SWF3(i));
|
|
}
|
|
}
|
|
|
|
static void intel_restore_swf(struct drm_i915_private *dev_priv)
|
|
{
|
|
int i;
|
|
|
|
/* Scratch space */
|
|
if (GRAPHICS_VER(dev_priv) == 2 && IS_MOBILE(dev_priv)) {
|
|
for (i = 0; i < 7; i++) {
|
|
intel_de_write(dev_priv, SWF0(i), dev_priv->regfile.saveSWF0[i]);
|
|
intel_de_write(dev_priv, SWF1(i), dev_priv->regfile.saveSWF1[i]);
|
|
}
|
|
for (i = 0; i < 3; i++)
|
|
intel_de_write(dev_priv, SWF3(i), dev_priv->regfile.saveSWF3[i]);
|
|
} else if (GRAPHICS_VER(dev_priv) == 2) {
|
|
for (i = 0; i < 7; i++)
|
|
intel_de_write(dev_priv, SWF1(i), dev_priv->regfile.saveSWF1[i]);
|
|
} else if (HAS_GMCH(dev_priv)) {
|
|
for (i = 0; i < 16; i++) {
|
|
intel_de_write(dev_priv, SWF0(i), dev_priv->regfile.saveSWF0[i]);
|
|
intel_de_write(dev_priv, SWF1(i), dev_priv->regfile.saveSWF1[i]);
|
|
}
|
|
for (i = 0; i < 3; i++)
|
|
intel_de_write(dev_priv, SWF3(i), dev_priv->regfile.saveSWF3[i]);
|
|
}
|
|
}
|
|
|
|
void i915_save_display(struct drm_i915_private *dev_priv)
|
|
{
|
|
struct pci_dev *pdev = to_pci_dev(dev_priv->drm.dev);
|
|
|
|
if (!HAS_DISPLAY(dev_priv))
|
|
return;
|
|
|
|
/* Display arbitration control */
|
|
if (GRAPHICS_VER(dev_priv) <= 4)
|
|
dev_priv->regfile.saveDSPARB = intel_de_read(dev_priv, DSPARB);
|
|
|
|
if (GRAPHICS_VER(dev_priv) == 4)
|
|
pci_read_config_word(pdev, GCDGMBUS,
|
|
&dev_priv->regfile.saveGCDGMBUS);
|
|
|
|
intel_save_swf(dev_priv);
|
|
}
|
|
|
|
void i915_restore_display(struct drm_i915_private *dev_priv)
|
|
{
|
|
struct pci_dev *pdev = to_pci_dev(dev_priv->drm.dev);
|
|
|
|
if (!HAS_DISPLAY(dev_priv))
|
|
return;
|
|
|
|
intel_restore_swf(dev_priv);
|
|
|
|
if (GRAPHICS_VER(dev_priv) == 4)
|
|
pci_write_config_word(pdev, GCDGMBUS,
|
|
dev_priv->regfile.saveGCDGMBUS);
|
|
|
|
/* Display arbitration */
|
|
if (GRAPHICS_VER(dev_priv) <= 4)
|
|
intel_de_write(dev_priv, DSPARB, dev_priv->regfile.saveDSPARB);
|
|
|
|
/* only restore FBC info on the platform that supports FBC*/
|
|
intel_fbc_global_disable(dev_priv);
|
|
|
|
intel_vga_redisable(dev_priv);
|
|
|
|
intel_gmbus_reset(dev_priv);
|
|
}
|