ENGR00229952 mxc_v4l2_capture: csi ic mem uses hard coded initial DMA base addr

When setup csi ic mem on the fly channel, the capture output buffer is
initialized with hard coded dummy address 0xdeadbeaf

This also causes IPU warning when use this channel:
imx-ipuv3 imx-ipuv3.0: IDMAC20's EBA0 is not 8-byte aligned

- use the pre-allocated dummy_frame.vaddress instead of 0xdeadbeaf

Signed-off-by: Sheng Nan <b38800@freescale.com>

diff --git a/drivers/media/video/mxc/capture/ipu_prp_enc.c b/drivers/media/video/mxc/capture/ipu_prp_enc.c
index def416570de3421855ed08f736a4ec4b3db4fe16..a3c90d53f2eb6ccef846f6c46c3e21db278a4d5a 100644 (file)
--- a/drivers/media/video/mxc/capture/ipu_prp_enc.c
+++ b/drivers/media/video/mxc/capture/ipu_prp_enc.c
@@ -70,7 +70,7 @@ static int prp_enc_setup(cam_data *cam)
 {
        ipu_channel_params_t enc;
        int err = 0;
-       dma_addr_t dummy = 0xdeadbeaf;
+       dma_addr_t dummy = cam->dummy_frame.buffer.m.offset;
 #ifdef CONFIG_MXC_MIPI_CSI2
        void *mipi_csi2_info;
        int ipu_id;