From e5e8690ff0cd88e42153fbefcbfcbdb726a1a283 Mon Sep 17 00:00:00 2001 From: Steve Longerbeam Date: Tue, 19 Jul 2016 18:11:00 -0700 Subject: gpu: ipu-cpmem: Add ipu_cpmem_set_uv_offset() Adds ipu_cpmem_set_uv_offset(), to set planar U/V offsets. Signed-off-by: Steve Longerbeam Signed-off-by: Philipp Zabel --- drivers/gpu/ipu-v3/ipu-cpmem.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'drivers/gpu/ipu-v3/ipu-cpmem.c') diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c index 6494a4d28171..a36c35e04a6d 100644 --- a/drivers/gpu/ipu-v3/ipu-cpmem.c +++ b/drivers/gpu/ipu-v3/ipu-cpmem.c @@ -253,6 +253,13 @@ void ipu_cpmem_set_buffer(struct ipuv3_channel *ch, int bufnum, dma_addr_t buf) } EXPORT_SYMBOL_GPL(ipu_cpmem_set_buffer); +void ipu_cpmem_set_uv_offset(struct ipuv3_channel *ch, u32 u_off, u32 v_off) +{ + ipu_ch_param_write_field(ch, IPU_FIELD_UBO, u_off / 8); + ipu_ch_param_write_field(ch, IPU_FIELD_VBO, v_off / 8); +} +EXPORT_SYMBOL_GPL(ipu_cpmem_set_uv_offset); + void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride) { ipu_ch_param_write_field(ch, IPU_FIELD_SO, 1); -- cgit v1.2.3