Merge tag 'drm-misc-next-2023-06-01' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for v6.5:

UAPI Changes:

Cross-subsystem Changes:

 * fbdev:
   * Add Kconfig options and initializer macros for file I/O, convert
     DRM fbdev emulation

Core Changes:

 * Unify handling of struct file_operations.show_fdinfo

 * Use .probe in all i2c code (interface cleanup)

 * TTM:
   * Remove unused code

Driver Changes:

 * amdgpu:
   * Use shared show_fdinfo code
   * Fix building without procfs

 * bridge:
   * display-conenctor: Add support for external power supply
   * samsung-dsim: Fix enabling; Support variable clocking
   * tc358767: Fixes
   * ti-sn65dsi83: Fix enabling

 * msm:
   * Use shared show_fdinfo code

 * msxfb:
   * Add support for i.MX93 LCDIF

 * panel:
   * Add support for Ampire AM-800480L1TMQW-T00H plus DT bindings
   * panel-edp: Convert .remove to return void

 * stm:
   * dsi: Use devm_ helper
   * ltdc: Fix potential invalid pointer deref

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20230601112246.GA10882@linux-uq9g

3 files changed, 20 insertions, 19 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index b1ca1ab6d6ad..c9a41c997c6c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -2747,7 +2747,7 @@ static const struct file_operations amdgpu_driver_kms_fops = {
 	.compat_ioctl = amdgpu_kms_compat_ioctl,
 #endif
 #ifdef CONFIG_PROC_FS
-	.show_fdinfo = amdgpu_show_fdinfo
+	.show_fdinfo = drm_show_fdinfo,
 #endif
 };
 
@@ -2802,6 +2802,9 @@ static const struct drm_driver amdgpu_kms_driver = {
 	.dumb_map_offset = amdgpu_mode_dumb_mmap,
 	.fops = &amdgpu_driver_kms_fops,
 	.release = &amdgpu_driver_release_kms,
+#ifdef CONFIG_PROC_FS
+	.show_fdinfo = amdgpu_show_fdinfo,
+#endif
 
 	.prime_handle_to_fd = drm_gem_prime_handle_to_fd,
 	.prime_fd_to_handle = drm_gem_prime_fd_to_handle,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c
index c57252f004e8..13d7413d4ca3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c
@@ -53,9 +53,8 @@ static const char *amdgpu_ip_name[AMDGPU_HW_IP_NUM] = {
 	[AMDGPU_HW_IP_VCN_JPEG]	=	"jpeg",
 };
 
-void amdgpu_show_fdinfo(struct seq_file *m, struct file *f)
+void amdgpu_show_fdinfo(struct drm_printer *p, struct drm_file *file)
 {
-	struct drm_file *file = f->private_data;
 	struct amdgpu_device *adev = drm_to_adev(file->minor->dev);
 	struct amdgpu_fpriv *fpriv = file->driver_priv;
 	struct amdgpu_vm *vm = &fpriv->vm;
@@ -87,31 +86,30 @@ void amdgpu_show_fdinfo(struct seq_file *m, struct file *f)
 	 * ******************************************************************
 	 */
 
-	seq_printf(m, "pasid:\t%u\n", fpriv->vm.pasid);
-	seq_printf(m, "drm-driver:\t%s\n", file->minor->dev->driver->name);
-	seq_printf(m, "drm-pdev:\t%04x:%02x:%02x.%d\n", domain, bus, dev, fn);
-	seq_printf(m, "drm-client-id:\t%Lu\n", vm->immediate.fence_context);
-	seq_printf(m, "drm-memory-vram:\t%llu KiB\n", stats.vram/1024UL);
-	seq_printf(m, "drm-memory-gtt: \t%llu KiB\n", stats.gtt/1024UL);
-	seq_printf(m, "drm-memory-cpu: \t%llu KiB\n", stats.cpu/1024UL);
-	seq_printf(m, "amd-memory-visible-vram:\t%llu KiB\n",
+	drm_printf(p, "pasid:\t%u\n", fpriv->vm.pasid);
+	drm_printf(p, "drm-driver:\t%s\n", file->minor->dev->driver->name);
+	drm_printf(p, "drm-pdev:\t%04x:%02x:%02x.%d\n", domain, bus, dev, fn);
+	drm_printf(p, "drm-client-id:\t%Lu\n", vm->immediate.fence_context);
+	drm_printf(p, "drm-memory-vram:\t%llu KiB\n", stats.vram/1024UL);
+	drm_printf(p, "drm-memory-gtt: \t%llu KiB\n", stats.gtt/1024UL);
+	drm_printf(p, "drm-memory-cpu: \t%llu KiB\n", stats.cpu/1024UL);
+	drm_printf(p, "amd-memory-visible-vram:\t%llu KiB\n",
 		   stats.visible_vram/1024UL);
-	seq_printf(m, "amd-evicted-vram:\t%llu KiB\n",
+	drm_printf(p, "amd-evicted-vram:\t%llu KiB\n",
 		   stats.evicted_vram/1024UL);
-	seq_printf(m, "amd-evicted-visible-vram:\t%llu KiB\n",
+	drm_printf(p, "amd-evicted-visible-vram:\t%llu KiB\n",
 		   stats.evicted_visible_vram/1024UL);
-	seq_printf(m, "amd-requested-vram:\t%llu KiB\n",
+	drm_printf(p, "amd-requested-vram:\t%llu KiB\n",
 		   stats.requested_vram/1024UL);
-	seq_printf(m, "amd-requested-visible-vram:\t%llu KiB\n",
+	drm_printf(p, "amd-requested-visible-vram:\t%llu KiB\n",
 		   stats.requested_visible_vram/1024UL);
-	seq_printf(m, "amd-requested-gtt:\t%llu KiB\n",
+	drm_printf(p, "amd-requested-gtt:\t%llu KiB\n",
 		   stats.requested_gtt/1024UL);
-
 	for (hw_ip = 0; hw_ip < AMDGPU_HW_IP_NUM; ++hw_ip) {
 		if (!usage[hw_ip])
 			continue;
 
-		seq_printf(m, "drm-engine-%s:\t%Ld ns\n", amdgpu_ip_name[hw_ip],
+		drm_printf(p, "drm-engine-%s:\t%Ld ns\n", amdgpu_ip_name[hw_ip],
 			   ktime_to_ns(usage[hw_ip]));
 	}
 }
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.h
index e86834bfea1d..0398f5a159ef 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.h
@@ -37,6 +37,6 @@
 #include "amdgpu_ids.h"
 
 uint32_t amdgpu_get_ip_count(struct amdgpu_device *adev, int id);
-void amdgpu_show_fdinfo(struct seq_file *m, struct file *f);
+void amdgpu_show_fdinfo(struct drm_printer *p, struct drm_file *file);
 
 #endif