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Wed, 13 Oct 2021 16:49:34 -0400 (EDT) From: Fernando Ramos To: dri-devel@lists.freedesktop.org Cc: linux-kernel@vger.kernel.org, sean@poorly.run, linux-doc@vger.kernel.org, amd-gfx@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, nouveau@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, linux-tegra@vger.kernel.org Subject: [PATCH v4 15/20] drm/gma500: cleanup: drm_modeset_lock_all() --> DRM_MODESET_LOCK_ALL_BEGIN() Date: Wed, 13 Oct 2021 22:48:41 +0200 Message-Id: <20211013204846.90026-16-greenfoo@u92.eu> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211013204846.90026-1-greenfoo@u92.eu> References: <20211013204846.90026-1-greenfoo@u92.eu> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 --- 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 3030f18ba022..021a7238508f 100644 --- a/drivers/gpu/drm/gma500/psb_device.c +++ b/drivers/gpu/drm/gma500/psb_device.c @@ -8,6 +8,7 @@ #include #include +#include #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 = 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); @@ -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 = 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); @@ -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