diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c index a36c35e04a6deab46de8844e9f1faf68a7706a1b..fcb7dc86167b385dee4c866f7c20c07fb361f195 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 69c86585452aeb89218c42403965e16b4769cb81..8c4312ddc46cabd488ca70b5e6e9a80473ff35b0 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,