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authorSteve Longerbeam <slongerbeam@gmail.com>2016-07-19 18:11:01 -0700
committerPhilipp Zabel <p.zabel@pengutronix.de>2016-08-08 11:44:20 +0200
commit03085911d7bbe1132977302fe45ec4efea29cd3d (patch)
tree0041880c5a42943fc07e4d62182bcf38e6946b03 /drivers/gpu/ipu-v3/ipu-cpmem.c
parente5e8690ff0cd88e42153fbefcbfcbdb726a1a283 (diff)
gpu: ipu-cpmem: Add ipu_cpmem_get_burstsize()
Adds ipu_cpmem_get_burstsize(). Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Diffstat (limited to 'drivers/gpu/ipu-v3/ipu-cpmem.c')
-rw-r--r--drivers/gpu/ipu-v3/ipu-cpmem.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c
index a36c35e04a6d..fcb7dc86167b 100644
--- a/drivers/gpu/ipu-v3/ipu-cpmem.c
+++ b/drivers/gpu/ipu-v3/ipu-cpmem.c
@@ -275,6 +275,12 @@ void ipu_cpmem_set_axi_id(struct ipuv3_channel *ch, u32 id)
}
EXPORT_SYMBOL_GPL(ipu_cpmem_set_axi_id);
+int ipu_cpmem_get_burstsize(struct ipuv3_channel *ch)
+{
+ return ipu_ch_param_read_field(ch, IPU_FIELD_NPB) + 1;
+}
+EXPORT_SYMBOL_GPL(ipu_cpmem_get_burstsize);
+
void ipu_cpmem_set_burstsize(struct ipuv3_channel *ch, int burstsize)
{
ipu_ch_param_write_field(ch, IPU_FIELD_NPB, burstsize - 1);