summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--drivers/gpu/ipu-v3/ipu-cpmem.c6
-rw-r--r--include/video/imx-ipu-v3.h1
2 files changed, 7 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);
diff --git a/include/video/imx-ipu-v3.h b/include/video/imx-ipu-v3.h
index 69c86585452a..8c4312ddc46c 100644
--- a/include/video/imx-ipu-v3.h
+++ b/include/video/imx-ipu-v3.h
@@ -187,6 +187,7 @@ void ipu_cpmem_set_buffer(struct ipuv3_channel *ch, int bufnum, dma_addr_t buf);
void ipu_cpmem_set_uv_offset(struct ipuv3_channel *ch, u32 u_off, u32 v_off);
void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride);
void ipu_cpmem_set_axi_id(struct ipuv3_channel *ch, u32 id);
+int ipu_cpmem_get_burstsize(struct ipuv3_channel *ch);
void ipu_cpmem_set_burstsize(struct ipuv3_channel *ch, int burstsize);
void ipu_cpmem_set_block_mode(struct ipuv3_channel *ch);
void ipu_cpmem_set_rotation(struct ipuv3_channel *ch,
OpenPOWER on IntegriCloud