[PATCH 03/16] Revert "drm/gma500: cleanup: drm_modeset_lock_all() --> DRM_MODESET_LOCK_ALL_BEGIN()"

[Sean Paul]

From: Sean Paul <seanp...@chromium.org>

This reverts commit 4f9e860e6ad65ff4ea8ce165a1407d96ff1b2211.

This patchset breaks on intel platforms and was previously NACK'd by
Ville.

Cc: Ville Syrjälä <ville.syrj...@linux.intel.com>
Cc: Fernando Ramos <green...@u92.eu>
Signed-off-by: Sean Paul <seanp...@chromium.org>
---
 drivers/gpu/drm/gma500/psb_device.c | 18 ++++++------------
 1 file changed, 6 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/gma500/psb_device.c 
b/drivers/gpu/drm/gma500/psb_device.c
index 021a7238508f..3030f18ba022 100644
--- a/drivers/gpu/drm/gma500/psb_device.c
+++ b/drivers/gpu/drm/gma500/psb_device.c
@@ -8,7 +8,6 @@
 #include <linux/backlight.h>
 
 #include <drm/drm.h>
-#include <drm/drm_drv.h>
 
 #include "gma_device.h"
 #include "intel_bios.h"
@@ -170,10 +169,8 @@ static int psb_save_display_registers(struct drm_device 
*dev)
 {
        struct drm_psb_private *dev_priv = to_drm_psb_private(dev);
        struct drm_crtc *crtc;
-       struct drm_modeset_acquire_ctx ctx;
        struct gma_connector *connector;
        struct psb_state *regs = &dev_priv->regs.psb;
-       int ret;
 
        /* Display arbitration control + watermarks */
        regs->saveDSPARB = PSB_RVDC32(DSPARB);
@@ -186,7 +183,7 @@ static int psb_save_display_registers(struct drm_device 
*dev)
        regs->saveCHICKENBIT = PSB_RVDC32(DSPCHICKENBIT);
 
        /* Save crtc and output state */
-       DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret);
+       drm_modeset_lock_all(dev);
        list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
                if (drm_helper_crtc_in_use(crtc))
                        dev_priv->ops->save_crtc(crtc);
@@ -196,9 +193,8 @@ static int psb_save_display_registers(struct drm_device 
*dev)
                if (connector->save)
                        connector->save(&connector->base);
 
-       DRM_MODESET_LOCK_ALL_END(dev, ctx, ret);
-
-       return ret;
+       drm_modeset_unlock_all(dev);
+       return 0;
 }
 
 /**
@@ -211,10 +207,8 @@ static int psb_restore_display_registers(struct drm_device 
*dev)
 {
        struct drm_psb_private *dev_priv = to_drm_psb_private(dev);
        struct drm_crtc *crtc;
-       struct drm_modeset_acquire_ctx ctx;
        struct gma_connector *connector;
        struct psb_state *regs = &dev_priv->regs.psb;
-       int ret;
 
        /* Display arbitration + watermarks */
        PSB_WVDC32(regs->saveDSPARB, DSPARB);
@@ -229,7 +223,7 @@ static int psb_restore_display_registers(struct drm_device 
*dev)
        /*make sure VGA plane is off. it initializes to on after reset!*/
        PSB_WVDC32(0x80000000, VGACNTRL);
 
-       DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret);
+       drm_modeset_lock_all(dev);
        list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)
                if (drm_helper_crtc_in_use(crtc))
                        dev_priv->ops->restore_crtc(crtc);
@@ -238,8 +232,8 @@ static int psb_restore_display_registers(struct drm_device 
*dev)
                if (connector->restore)
                        connector->restore(&connector->base);
 
-       DRM_MODESET_LOCK_ALL_END(dev, ctx, ret);
-       return ret;
+       drm_modeset_unlock_all(dev);
+       return 0;
 }
 
 static int psb_power_down(struct drm_device *dev)
-- 
Sean Paul, Software Engineer, Google / Chromium OS