Re: [PATCH] media: platform: rpi1-cfe: fix pad in call to get_mbus_config()

From: Tomi Valkeinen
Date: Thu Apr 03 2025 - 07:08:10 EST


Hi,

On 25/02/2025 23:25, Cosmin Tanislav wrote:


On 2/25/25 11:20 PM, Cosmin Tanislav wrote:
The source subdevice might be using a source pad not equal to 0.

Use the already existing source_pad field of cfe.

Fixes: e7bad98c205d ("media: v4l: Convert the users of v4l2_get_link_freq to call it on a pad")

I used the wrong Fixes tag, this is the correct one:
Fixes: 6edb685abb2a ("media: raspberrypi: Add support for RP1-CFE")

Signed-off-by: Cosmin Tanislav <demonsingur@xxxxxxxxx>
---
  drivers/media/platform/raspberrypi/rp1-cfe/cfe.c | 4 ++--
  1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/raspberrypi/rp1-cfe/cfe.c b/ drivers/media/platform/raspberrypi/rp1-cfe/cfe.c
index 69a5f23e7954..7db4fe5e0fd4 100644
--- a/drivers/media/platform/raspberrypi/rp1-cfe/cfe.c
+++ b/drivers/media/platform/raspberrypi/rp1-cfe/cfe.c
@@ -1206,8 +1206,8 @@ static int cfe_start_streaming(struct vb2_queue *vq, unsigned int count)
      cfg_reg_write(cfe, MIPICFG_INTE,
                MIPICFG_INT_CSI_DMA | MIPICFG_INT_PISP_FE);
-    ret = v4l2_subdev_call(cfe->source_sd, pad, get_mbus_config, 0,
-                   &mbus_config);
+    ret = v4l2_subdev_call(cfe->source_sd, pad, get_mbus_config,
+                   cfe->source_pad, &mbus_config);
      if (ret < 0 && ret != -ENOIOCTLCMD) {
          cfe_err(cfe, "g_mbus_config failed\n");
          goto err_clear_inte;


Reviewed-by: Tomi Valkeinen <tomi.valkeinen@xxxxxxxxxxxxxxxx>

Please send a v2 with corrected description.

Tomi