drm/amd/amdgpu/amdgpu_vce: Provide some missing and repair other function params

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

 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:97: warning: Function parameter or member 'size' not described in 'amdgpu_vce_sw_init'
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:441: warning: Function parameter or member 'bo' not described in 'amdgpu_vce_get_create_msg'
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:441: warning: Excess function parameter 'adev' description in 'amdgpu_vce_get_create_msg'
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:521: warning: Function parameter or member 'direct' not described in 'amdgpu_vce_get_destroy_msg'
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:521: warning: Excess function parameter 'adev' description in 'amdgpu_vce_get_destroy_msg'
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:588: warning: Function parameter or member 'ib_idx' not described in 'amdgpu_vce_validate_bo'
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:636: warning: Function parameter or member 'ib_idx' not described in 'amdgpu_vce_cs_reloc'
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:636: warning: Function parameter or member 'index' not described in 'amdgpu_vce_cs_reloc'
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:720: warning: Function parameter or member 'ib_idx' not described in 'amdgpu_vce_ring_parse_cs'
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:956: warning: Function parameter or member 'ib_idx' not described in 'amdgpu_vce_ring_parse_cs_vm'
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:1050: warning: Function parameter or member 'job' not described in 'amdgpu_vce_ring_emit_ib'
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:1050: warning: Function parameter or member 'flags' not described in 'amdgpu_vce_ring_emit_ib'
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:1066: warning: Function parameter or member 'addr' not described in 'amdgpu_vce_ring_emit_fence'
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:1066: warning: Function parameter or member 'seq' not described in 'amdgpu_vce_ring_emit_fence'
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:1066: warning: Function parameter or member 'flags' not described in 'amdgpu_vce_ring_emit_fence'
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:1066: warning: Excess function parameter 'fence' description in 'amdgpu_vce_ring_emit_fence'
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c:1122: warning: Function parameter or member 'timeout' not described in 'amdgpu_vce_ring_test_ib'

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: Sumit Semwal <sumit.semwal@linaro.org>
Cc: amd-gfx@lists.freedesktop.org
Cc: dri-devel@lists.freedesktop.org
Cc: linux-media@vger.kernel.org
Cc: linaro-mm-sig@lists.linaro.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c

@@ -90,6 +90,7 @@ static int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
  * amdgpu_vce_init - allocate memory, load vce firmware
  *
  * @adev: amdgpu_device pointer
+ * @size: size for the new BO
  *
  * First step to get VCE online, allocate memory and load the firmware
  */
@@ -428,9 +429,9 @@ void amdgpu_vce_free_handles(struct amdgpu_device *adev, struct drm_file *filp)
 /**
  * amdgpu_vce_get_create_msg - generate a VCE create msg
  *
- * @adev: amdgpu_device pointer
  * @ring: ring we should submit the msg to
  * @handle: VCE session handle to use
+ * @bo: amdgpu object for which we query the offset
  * @fence: optional fence to return
  *
  * Open up a stream for HW test
@@ -509,9 +510,9 @@ static int amdgpu_vce_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
 /**
  * amdgpu_vce_get_destroy_msg - generate a VCE destroy msg
  *
- * @adev: amdgpu_device pointer
  * @ring: ring we should submit the msg to
  * @handle: VCE session handle to use
+ * @direct: direct or delayed pool
  * @fence: optional fence to return
  *
  * Close up a stream for HW test or if userspace failed to do so
@@ -576,6 +577,7 @@ static int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
  * amdgpu_vce_cs_validate_bo - make sure not to cross 4GB boundary
  *
  * @p: parser context
+ * @ib_idx: indirect buffer to use
  * @lo: address of lower dword
  * @hi: address of higher dword
  * @size: minimum size
@@ -625,9 +627,11 @@ static int amdgpu_vce_validate_bo(struct amdgpu_cs_parser *p, uint32_t ib_idx,
  * amdgpu_vce_cs_reloc - command submission relocation
  *
  * @p: parser context
+ * @ib_idx: indirect buffer to use
  * @lo: address of lower dword
  * @hi: address of higher dword
  * @size: minimum size
+ * @index: bs/fb index
  *
  * Patch relocation inside command stream with real buffer address
  */
@@ -714,7 +718,7 @@ static int amdgpu_vce_validate_handle(struct amdgpu_cs_parser *p,
  * amdgpu_vce_cs_parse - parse and validate the command stream
  *
  * @p: parser context
- *
+ * @ib_idx: indirect buffer to use
  */
 int amdgpu_vce_ring_parse_cs(struct amdgpu_cs_parser *p, uint32_t ib_idx)
 {
@@ -950,7 +954,7 @@ int amdgpu_vce_ring_parse_cs(struct amdgpu_cs_parser *p, uint32_t ib_idx)
  * amdgpu_vce_cs_parse_vm - parse the command stream in VM mode
  *
  * @p: parser context
- *
+ * @ib_idx: indirect buffer to use
  */
 int amdgpu_vce_ring_parse_cs_vm(struct amdgpu_cs_parser *p, uint32_t ib_idx)
 {
@@ -1040,7 +1044,9 @@ int amdgpu_vce_ring_parse_cs_vm(struct amdgpu_cs_parser *p, uint32_t ib_idx)
  * amdgpu_vce_ring_emit_ib - execute indirect buffer
  *
  * @ring: engine to use
+ * @job: job to retrieve vmid from
  * @ib: the IB to execute
+ * @flags: unused
  *
  */
 void amdgpu_vce_ring_emit_ib(struct amdgpu_ring *ring,
@@ -1058,7 +1064,9 @@ void amdgpu_vce_ring_emit_ib(struct amdgpu_ring *ring,
  * amdgpu_vce_ring_emit_fence - add a fence command to the ring
  *
  * @ring: engine to use
- * @fence: the fence
+ * @addr: address
+ * @seq: sequence number
+ * @flags: fence related flags
  *
  */
 void amdgpu_vce_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
@@ -1116,6 +1124,7 @@ int amdgpu_vce_ring_test_ring(struct amdgpu_ring *ring)
  * amdgpu_vce_ring_test_ib - test if VCE IBs are working
  *
  * @ring: the engine to test on
+ * @timeout: timeout value in jiffies, or MAX_SCHEDULE_TIMEOUT
  *
  */
 int amdgpu_vce_ring_test_ib(struct amdgpu_ring *ring, long timeout)