From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/gpu/drm/sti/sti_crtc.c | 37 ++++++++++++++++++-------------------
1 files changed, 18 insertions(+), 19 deletions(-)
diff --git a/kernel/drivers/gpu/drm/sti/sti_crtc.c b/kernel/drivers/gpu/drm/sti/sti_crtc.c
index 5824e6a..6f37c10 100644
--- a/kernel/drivers/gpu/drm/sti/sti_crtc.c
+++ b/kernel/drivers/gpu/drm/sti/sti_crtc.c
@@ -8,11 +8,13 @@
#include <linux/clk.h>
-#include <drm/drmP.h>
#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
-#include <drm/drm_crtc_helper.h>
+#include <drm/drm_device.h>
#include <drm/drm_plane_helper.h>
+#include <drm/drm_print.h>
+#include <drm/drm_probe_helper.h>
+#include <drm/drm_vblank.h>
#include "sti_compositor.h"
#include "sti_crtc.h"
@@ -40,6 +42,8 @@
DRM_DEBUG_DRIVER("\n");
mixer->status = STI_MIXER_DISABLING;
+
+ drm_crtc_wait_one_vblank(crtc);
}
static int
@@ -51,18 +55,10 @@
struct clk *compo_clk, *pix_clk;
int rate = mode->clock * 1000;
- DRM_DEBUG_KMS("CRTC:%d (%s) mode:%d (%s)\n",
- crtc->base.id, sti_mixer_to_str(mixer),
- mode->base.id, mode->name);
+ DRM_DEBUG_KMS("CRTC:%d (%s) mode: (%s)\n",
+ crtc->base.id, sti_mixer_to_str(mixer), mode->name);
- DRM_DEBUG_KMS("%d %d %d %d %d %d %d %d %d %d 0x%x 0x%x\n",
- mode->vrefresh, mode->clock,
- mode->hdisplay,
- mode->hsync_start, mode->hsync_end,
- mode->htotal,
- mode->vdisplay,
- mode->vsync_start, mode->vsync_end,
- mode->vtotal, mode->type, mode->flags);
+ DRM_DEBUG_KMS(DRM_MODE_FMT "\n", DRM_MODE_ARG(mode));
if (mixer->id == STI_MIXER_MAIN) {
compo_clk = compo->clk_compo_main;
@@ -250,10 +246,8 @@
struct sti_compositor *compo;
struct drm_crtc *crtc = data;
struct sti_mixer *mixer;
- struct sti_private *priv;
unsigned int pipe;
- priv = crtc->dev->dev_private;
pipe = drm_crtc_index(crtc);
compo = container_of(nb, struct sti_compositor, vtg_vblank_nb[pipe]);
mixer = compo->mixer[pipe];
@@ -285,12 +279,13 @@
return 0;
}
-int sti_crtc_enable_vblank(struct drm_device *dev, unsigned int pipe)
+static int sti_crtc_enable_vblank(struct drm_crtc *crtc)
{
+ struct drm_device *dev = crtc->dev;
+ unsigned int pipe = crtc->index;
struct sti_private *dev_priv = dev->dev_private;
struct sti_compositor *compo = dev_priv->compo;
struct notifier_block *vtg_vblank_nb = &compo->vtg_vblank_nb[pipe];
- struct drm_crtc *crtc = &compo->mixer[pipe]->drm_crtc;
struct sti_vtg *vtg = compo->vtg[pipe];
DRM_DEBUG_DRIVER("\n");
@@ -303,8 +298,10 @@
return 0;
}
-void sti_crtc_disable_vblank(struct drm_device *drm_dev, unsigned int pipe)
+static void sti_crtc_disable_vblank(struct drm_crtc *crtc)
{
+ struct drm_device *drm_dev = crtc->dev;
+ unsigned int pipe = crtc->index;
struct sti_private *priv = drm_dev->dev_private;
struct sti_compositor *compo = priv->compo;
struct notifier_block *vtg_vblank_nb = &compo->vtg_vblank_nb[pipe];
@@ -322,7 +319,7 @@
struct sti_compositor *compo = dev_get_drvdata(mixer->dev);
if (drm_crtc_index(crtc) == 0)
- return sti_compositor_debugfs_init(compo, crtc->dev->primary);
+ sti_compositor_debugfs_init(compo, crtc->dev->primary);
return 0;
}
@@ -336,6 +333,8 @@
.atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state,
.atomic_destroy_state = drm_atomic_helper_crtc_destroy_state,
.late_register = sti_crtc_late_register,
+ .enable_vblank = sti_crtc_enable_vblank,
+ .disable_vblank = sti_crtc_disable_vblank,
};
bool sti_crtc_is_main(struct drm_crtc *crtc)
--
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