From ea08eeccae9297f7aabd2ef7f0c2517ac4549acc Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:18:26 +0000
Subject: [PATCH] write in 30M
---
kernel/drivers/gpu/drm/sti/sti_drv.c | 73 +++++++++---------------------------
1 files changed, 18 insertions(+), 55 deletions(-)
diff --git a/kernel/drivers/gpu/drm/sti/sti_drv.c b/kernel/drivers/gpu/drm/sti/sti_drv.c
index 832fc43..3f54efa 100644
--- a/kernel/drivers/gpu/drm/sti/sti_drv.c
+++ b/kernel/drivers/gpu/drm/sti/sti_drv.c
@@ -4,24 +4,23 @@
* Author: Benjamin Gaignard <benjamin.gaignard@st.com> for STMicroelectronics.
*/
-#include <drm/drmP.h>
-
#include <linux/component.h>
-#include <linux/debugfs.h>
+#include <linux/dma-mapping.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of_platform.h>
#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
-#include <drm/drm_crtc_helper.h>
+#include <drm/drm_debugfs.h>
+#include <drm/drm_drv.h>
+#include <drm/drm_fb_cma_helper.h>
+#include <drm/drm_fb_helper.h>
#include <drm/drm_gem_cma_helper.h>
#include <drm/drm_gem_framebuffer_helper.h>
-#include <drm/drm_fb_helper.h>
-#include <drm/drm_fb_cma_helper.h>
#include <drm/drm_of.h>
+#include <drm/drm_probe_helper.h>
-#include "sti_crtc.h"
#include "sti_drv.h"
#include "sti_plane.h"
@@ -93,35 +92,20 @@
{"fps_get", sti_drm_fps_dbg_show, 0},
};
-static int sti_drm_dbg_init(struct drm_minor *minor)
+static void sti_drm_dbg_init(struct drm_minor *minor)
{
- struct dentry *dentry;
- int ret;
+ drm_debugfs_create_files(sti_drm_dbg_list,
+ ARRAY_SIZE(sti_drm_dbg_list),
+ minor->debugfs_root, minor);
- ret = drm_debugfs_create_files(sti_drm_dbg_list,
- ARRAY_SIZE(sti_drm_dbg_list),
- minor->debugfs_root, minor);
- if (ret)
- goto err;
-
- dentry = debugfs_create_file("fps_show", S_IRUGO | S_IWUSR,
- minor->debugfs_root, minor->dev,
- &sti_drm_fps_fops);
- if (!dentry) {
- ret = -ENOMEM;
- goto err;
- }
+ debugfs_create_file("fps_show", S_IRUGO | S_IWUSR, minor->debugfs_root,
+ minor->dev, &sti_drm_fps_fops);
DRM_INFO("%s: debugfs installed\n", DRIVER_NAME);
- return 0;
-err:
- DRM_ERROR("%s: cannot install debugfs\n", DRIVER_NAME);
- return ret;
}
static const struct drm_mode_config_funcs sti_mode_config_funcs = {
.fb_create = drm_gem_fb_create,
- .output_poll_changed = drm_fb_helper_output_poll_changed,
.atomic_check = drm_atomic_helper_check,
.atomic_commit = drm_atomic_helper_commit,
};
@@ -147,25 +131,9 @@
DEFINE_DRM_GEM_CMA_FOPS(sti_driver_fops);
static struct drm_driver sti_driver = {
- .driver_features = DRIVER_MODESET |
- DRIVER_GEM | DRIVER_PRIME | DRIVER_ATOMIC,
- .gem_free_object_unlocked = drm_gem_cma_free_object,
- .gem_vm_ops = &drm_gem_cma_vm_ops,
- .dumb_create = drm_gem_cma_dumb_create,
+ .driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_ATOMIC,
.fops = &sti_driver_fops,
-
- .enable_vblank = sti_crtc_enable_vblank,
- .disable_vblank = sti_crtc_disable_vblank,
-
- .prime_handle_to_fd = drm_gem_prime_handle_to_fd,
- .prime_fd_to_handle = drm_gem_prime_fd_to_handle,
- .gem_prime_export = drm_gem_prime_export,
- .gem_prime_import = drm_gem_prime_import,
- .gem_prime_get_sg_table = drm_gem_cma_prime_get_sg_table,
- .gem_prime_import_sg_table = drm_gem_cma_prime_import_sg_table,
- .gem_prime_vmap = drm_gem_cma_prime_vmap,
- .gem_prime_vunmap = drm_gem_cma_prime_vunmap,
- .gem_prime_mmap = drm_gem_cma_prime_mmap,
+ DRM_GEM_CMA_DRIVER_OPS,
.debugfs_init = sti_drm_dbg_init,
@@ -206,8 +174,9 @@
{
struct sti_private *private = ddev->dev_private;
- drm_fb_cma_fbdev_fini(ddev);
drm_kms_helper_poll_fini(ddev);
+ drm_atomic_helper_shutdown(ddev);
+ drm_mode_config_cleanup(ddev);
component_unbind_all(ddev->dev, ddev);
kfree(private);
ddev->dev_private = NULL;
@@ -232,20 +201,14 @@
ret = drm_dev_register(ddev, 0);
if (ret)
- goto err_register;
+ goto err_cleanup;
drm_mode_config_reset(ddev);
- if (ddev->mode_config.num_connector) {
- ret = drm_fb_cma_fbdev_init(ddev, 32, 0);
- if (ret)
- DRM_DEBUG_DRIVER("Warning: fails to create fbdev\n");
- }
+ drm_fbdev_generic_setup(ddev, 32);
return 0;
-err_register:
- drm_mode_config_cleanup(ddev);
err_cleanup:
sti_cleanup(ddev);
err_drm_dev_put:
--
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