drm/amdgpu/jpeg: Move parse_cs to amdgpu_jpeg.c

drm/amdgpu/jpeg: Move parse_cs to amdgpu_jpeg.c

[ Upstream commit 28f75f9bcc7da7da12e5dae2ae8d8629a2b2e42e ]

Rename jpeg_v2_dec_ring_parse_cs to amdgpu_jpeg_dec_parse_cs
and move it to amdgpu_jpeg.c as it is shared among jpeg versions.

Signed-off-by: Sathishkumar S <sathishkumar.sundararaju@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Stable-dep-of: bbe3c115030d ("drm/amdgpu/jpeg: Add parse_cs for JPEG5_0_1")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>