gpu: drm: radeon: radeon_device: Fix a bunch of kernel-doc misdemeanours

 - Demote non-conformant headers
 - Fix misnaming issues
 - Rename labels with identical names
 - Remove incorrect descriptions

Fixes the following W=1 kernel build warning(s):

 drivers/gpu/drm/radeon/radeon_device.c:637:6: warning: no previous prototype for ‘radeon_device_is_virtual’ [-Wmissing-prototypes]
 drivers/gpu/drm/radeon/radeon_device.c:552: warning: duplicate section name 'Note'
 drivers/gpu/drm/radeon/radeon_device.c:556: warning: duplicate section name 'Note'
 drivers/gpu/drm/radeon/radeon_device.c:561: warning: duplicate section name 'Note'
 drivers/gpu/drm/radeon/radeon_device.c:564: warning: duplicate section name 'Note'
 drivers/gpu/drm/radeon/radeon_device.c:1106: warning: Function parameter or member 'family' not described in 'radeon_gart_size_auto'
 drivers/gpu/drm/radeon/radeon_device.c:1291: warning: Function parameter or member 'ddev' not described in 'radeon_device_init'
 drivers/gpu/drm/radeon/radeon_device.c:1565: warning: Function parameter or member 'dev' not described in 'radeon_suspend_kms'
 drivers/gpu/drm/radeon/radeon_device.c:1565: warning: Function parameter or member 'suspend' not described in 'radeon_suspend_kms'
 drivers/gpu/drm/radeon/radeon_device.c:1565: warning: Function parameter or member 'fbcon' not described in 'radeon_suspend_kms'
 drivers/gpu/drm/radeon/radeon_device.c:1565: warning: Function parameter or member 'freeze' not described in 'radeon_suspend_kms'
 drivers/gpu/drm/radeon/radeon_device.c:1565: warning: Excess function parameter 'pdev' description in 'radeon_suspend_kms'
 drivers/gpu/drm/radeon/radeon_device.c:1565: warning: Excess function parameter 'state' description in 'radeon_suspend_kms'
 drivers/gpu/drm/radeon/radeon_device.c:1669: warning: Function parameter or member 'dev' not described in 'radeon_resume_kms'
 drivers/gpu/drm/radeon/radeon_device.c:1669: warning: Function parameter or member 'resume' not described in 'radeon_resume_kms'
 drivers/gpu/drm/radeon/radeon_device.c:1669: warning: Function parameter or member 'fbcon' not described in 'radeon_resume_kms'
 drivers/gpu/drm/radeon/radeon_device.c:1669: warning: Excess function parameter 'pdev' description in 'radeon_resume_kms'

Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: amd-gfx@lists.freedesktop.org
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/radeon/radeon_device.c

@@ -544,21 +544,21 @@ int radeon_wb_init(struct radeon_device *rdev)
  * Note: GTT start, end, size should be initialized before calling this
  * function on AGP platform.
  *
- * Note: We don't explicitly enforce VRAM start to be aligned on VRAM size,
+ * Note 1: We don't explicitly enforce VRAM start to be aligned on VRAM size,
  * this shouldn't be a problem as we are using the PCI aperture as a reference.
  * Otherwise this would be needed for rv280, all r3xx, and all r4xx, but
  * not IGP.
  *
- * Note: we use mc_vram_size as on some board we need to program the mc to
+ * Note 2: we use mc_vram_size as on some board we need to program the mc to
  * cover the whole aperture even if VRAM size is inferior to aperture size
  * Novell bug 204882 + along with lots of ubuntu ones
  *
- * Note: when limiting vram it's safe to overwritte real_vram_size because
+ * Note 3: when limiting vram it's safe to overwritte real_vram_size because
  * we are not in case where real_vram_size is inferior to mc_vram_size (ie
  * note afected by bogus hw of Novell bug 204882 + along with lots of ubuntu
  * ones)
  *
- * Note: IGP TOM addr should be the same as the aperture addr, we don't
+ * Note 4: IGP TOM addr should be the same as the aperture addr, we don't
  * explicitly check for that thought.
  *
  * FIXME: when reducing VRAM size align new size on power of 2.
@@ -627,7 +627,7 @@ void radeon_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc)
  * GPU helpers function.
  */
 
-/**
+/*
  * radeon_device_is_virtual - check if we are running is a virtual environment
  *
  * Check if the asic has been passed through to a VM (all asics).
@@ -1100,7 +1100,7 @@ static bool radeon_check_pot_argument(int arg)
 /**
  * Determine a sensible default GART size according to ASIC family.
  *
- * @family ASIC family name
+ * @family: ASIC family name
  */
 static int radeon_gart_size_auto(enum radeon_family family)
 {
@@ -1276,7 +1276,7 @@ static const struct vga_switcheroo_client_ops radeon_switcheroo_ops = {
  * radeon_device_init - initialize the driver
  *
  * @rdev: radeon_device pointer
- * @pdev: drm dev pointer
+ * @ddev: drm dev pointer
  * @pdev: pci dev pointer
  * @flags: driver flags
  *
@@ -1550,12 +1550,9 @@ void radeon_device_fini(struct radeon_device *rdev)
 /*
  * Suspend & resume.
  */
-/**
+/*
  * radeon_suspend_kms - initiate device suspend
  *
- * @pdev: drm dev pointer
- * @state: suspend state
- *
  * Puts the hw in the suspend state (all asics).
  * Returns 0 for success or an error on failure.
  * Called at driver suspend.
@@ -1656,11 +1653,9 @@ int radeon_suspend_kms(struct drm_device *dev, bool suspend,
 	return 0;
 }
 
-/**
+/*
  * radeon_resume_kms - initiate device resume
  *
- * @pdev: drm dev pointer
- *
  * Bring the hw back to operating state (all asics).
  * Returns 0 for success or an error on failure.
  * Called at driver resume.