[PATCH v2 14/17] drm/gma500: cleanup: drm_modeset_lock_all() --> DRM_MODESET_LOCK_ALL_BEGIN()
From: Fernando Ramos <hidden>
Date: 2021-09-24 06:44:30
Also in:
amd-gfx, dri-devel, intel-gfx, linux-arm-msm, linux-renesas-soc, linux-tegra, lkml, nouveau
Subsystem:
drm drivers, drm drivers and misc gpu patches, drm drivers for gma500 (poulsbo, moorestown and derivative chipsets), the rest · Maintainers:
David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Patrik Jakobsson, Linus Torvalds
As requested in Documentation/gpu/todo.rst, replace driver calls to drm_modeset_lock_all() with DRM_MODESET_LOCK_ALL_BEGIN() and DRM_MODESET_LOCK_ALL_END() Signed-off-by: Fernando Ramos <redacted> --- drivers/gpu/drm/gma500/psb_device.c | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/gma500/psb_device.c b/drivers/gpu/drm/gma500/psb_device.c
index 951725a0f7a3..98d06736dbaa 100644
--- a/drivers/gpu/drm/gma500/psb_device.c
+++ b/drivers/gpu/drm/gma500/psb_device.c@@ -8,6 +8,7 @@ #include <linux/backlight.h> #include <drm/drm.h> +#include <drm/drm_drv.h> #include "gma_device.h" #include "intel_bios.h"
@@ -169,8 +170,10 @@ static int psb_save_display_registers(struct drm_device *dev) { struct drm_psb_private *dev_priv = dev->dev_private; 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);
@@ -183,7 +186,7 @@ static int psb_save_display_registers(struct drm_device *dev) regs->saveCHICKENBIT = PSB_RVDC32(DSPCHICKENBIT); /* Save crtc and output state */ - drm_modeset_lock_all(dev); + DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret); list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { if (drm_helper_crtc_in_use(crtc)) dev_priv->ops->save_crtc(crtc);
@@ -193,8 +196,9 @@ static int psb_save_display_registers(struct drm_device *dev) if (connector->save) connector->save(&connector->base); - drm_modeset_unlock_all(dev); - return 0; + DRM_MODESET_LOCK_ALL_END(dev, ctx, ret); + + return ret; } /**
@@ -207,8 +211,10 @@ static int psb_restore_display_registers(struct drm_device *dev) { struct drm_psb_private *dev_priv = dev->dev_private; 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);
@@ -223,7 +229,7 @@ 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(dev); + DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret); list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) if (drm_helper_crtc_in_use(crtc)) dev_priv->ops->restore_crtc(crtc);
@@ -232,8 +238,8 @@ static int psb_restore_display_registers(struct drm_device *dev) if (connector->restore) connector->restore(&connector->base); - drm_modeset_unlock_all(dev); - return 0; + DRM_MODESET_LOCK_ALL_END(dev, ctx, ret); + return ret; } static int psb_power_down(struct drm_device *dev)
--
2.33.0