From: Hans Verkuil <hans.verk...@cisco.com>

Querycap shouldn't set the version field (the core does that for you),
but it should set the device_caps field.

In addition, remove the CAPTURE and OUTPUT caps for M2M devices. These
were already slated for removal, so it's time to do so.

Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
Cc: Lad, Prabhakar <prabhakar.cse...@gmail.com>
Cc: Kamil Debski <k.deb...@samsung.com>
Cc: Jacek Anaszewski <j.anaszew...@samsung.com>
---
 drivers/media/platform/davinci/vpbe_display.c |  1 -
 drivers/media/platform/davinci/vpfe_capture.c |  4 ++--
 drivers/media/platform/s5p-g2d/g2d.c          | 10 ++--------
 drivers/media/platform/s5p-jpeg/jpeg-core.c   |  9 ++-------
 drivers/media/platform/s5p-mfc/s5p_mfc_dec.c  |  6 ++----
 drivers/media/platform/s5p-mfc/s5p_mfc_enc.c  |  6 ++----
 6 files changed, 10 insertions(+), 26 deletions(-)

diff --git a/drivers/media/platform/davinci/vpbe_display.c 
b/drivers/media/platform/davinci/vpbe_display.c
index 78b9ffe..21a5a56 100644
--- a/drivers/media/platform/davinci/vpbe_display.c
+++ b/drivers/media/platform/davinci/vpbe_display.c
@@ -639,7 +639,6 @@ static int vpbe_display_querycap(struct file *file, void  
*priv,
        struct vpbe_layer *layer = video_drvdata(file);
        struct vpbe_device *vpbe_dev = layer->disp_dev->vpbe_dev;
 
-       cap->version = VPBE_DISPLAY_VERSION_CODE;
        cap->device_caps = V4L2_CAP_VIDEO_OUTPUT | V4L2_CAP_STREAMING;
        cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
        snprintf(cap->driver, sizeof(cap->driver), "%s",
diff --git a/drivers/media/platform/davinci/vpfe_capture.c 
b/drivers/media/platform/davinci/vpfe_capture.c
index 3d0e3ae..271c460 100644
--- a/drivers/media/platform/davinci/vpfe_capture.c
+++ b/drivers/media/platform/davinci/vpfe_capture.c
@@ -930,8 +930,8 @@ static int vpfe_querycap(struct file *file, void  *priv,
 
        v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_querycap\n");
 
-       cap->version = VPFE_CAPTURE_VERSION_CODE;
-       cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING;
+       cap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING;
+       cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
        strlcpy(cap->driver, CAPTURE_DRV_NAME, sizeof(cap->driver));
        strlcpy(cap->bus_info, "VPFE", sizeof(cap->bus_info));
        strlcpy(cap->card, vpfe_dev->cfg->card_name, sizeof(cap->card));
diff --git a/drivers/media/platform/s5p-g2d/g2d.c 
b/drivers/media/platform/s5p-g2d/g2d.c
index d79e214..51e4edc 100644
--- a/drivers/media/platform/s5p-g2d/g2d.c
+++ b/drivers/media/platform/s5p-g2d/g2d.c
@@ -297,14 +297,8 @@ static int vidioc_querycap(struct file *file, void *priv,
        strncpy(cap->driver, G2D_NAME, sizeof(cap->driver) - 1);
        strncpy(cap->card, G2D_NAME, sizeof(cap->card) - 1);
        cap->bus_info[0] = 0;
-       cap->version = KERNEL_VERSION(1, 0, 0);
-       /*
-        * This is only a mem-to-mem video device. The capture and output
-        * device capability flags are left only for backward compatibility
-        * and are scheduled for removal.
-        */
-       cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_VIDEO_OUTPUT |
-                           V4L2_CAP_VIDEO_M2M | V4L2_CAP_STREAMING;
+       cap->device_caps = V4L2_CAP_VIDEO_M2M | V4L2_CAP_STREAMING;
+       cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
        return 0;
 }
 
diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c 
b/drivers/media/platform/s5p-jpeg/jpeg-core.c
index 6fcc7f0..d6f75b1 100644
--- a/drivers/media/platform/s5p-jpeg/jpeg-core.c
+++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c
@@ -1001,13 +1001,8 @@ static int s5p_jpeg_querycap(struct file *file, void 
*priv,
                        sizeof(cap->card));
        }
        cap->bus_info[0] = 0;
-       /*
-        * This is only a mem-to-mem video device. The capture and output
-        * device capability flags are left only for backward compatibility
-        * and are scheduled for removal.
-        */
-       cap->capabilities = V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_M2M |
-                           V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_VIDEO_OUTPUT;
+       cap->device_caps = V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_M2M;
+       cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
        return 0;
 }
 
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c 
b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
index 74bcec8..c6c3452 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
@@ -269,15 +269,13 @@ static int vidioc_querycap(struct file *file, void *priv,
        strncpy(cap->driver, dev->plat_dev->name, sizeof(cap->driver) - 1);
        strncpy(cap->card, dev->plat_dev->name, sizeof(cap->card) - 1);
        cap->bus_info[0] = 0;
-       cap->version = KERNEL_VERSION(1, 0, 0);
        /*
         * This is only a mem-to-mem video device. The capture and output
         * device capability flags are left only for backward compatibility
         * and are scheduled for removal.
         */
-       cap->capabilities = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_STREAMING |
-                           V4L2_CAP_VIDEO_CAPTURE_MPLANE |
-                           V4L2_CAP_VIDEO_OUTPUT_MPLANE;
+       cap->device_caps = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_STREAMING;
+       cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
        return 0;
 }
 
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c 
b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
index e7240cb..bd64f1d 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
@@ -947,15 +947,13 @@ static int vidioc_querycap(struct file *file, void *priv,
        strncpy(cap->driver, dev->plat_dev->name, sizeof(cap->driver) - 1);
        strncpy(cap->card, dev->plat_dev->name, sizeof(cap->card) - 1);
        cap->bus_info[0] = 0;
-       cap->version = KERNEL_VERSION(1, 0, 0);
        /*
         * This is only a mem-to-mem video device. The capture and output
         * device capability flags are left only for backward compatibility
         * and are scheduled for removal.
         */
-       cap->capabilities = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_STREAMING |
-                           V4L2_CAP_VIDEO_CAPTURE_MPLANE |
-                           V4L2_CAP_VIDEO_OUTPUT_MPLANE;
+       cap->device_caps = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_STREAMING;
+       cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
        return 0;
 }
 
-- 
2.1.3

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