[v2,07/13] media: verisilicon: Check AV1 bitstreams bit depth

Message ID 20230103170058.810597-8-benjamin.gaignard@collabora.com
State New
Headers
Series AV1 stateless decoder for RK3588 |

Commit Message

Benjamin Gaignard Jan. 3, 2023, 5 p.m. UTC
  The driver supports 8 and 10 bits bitstreams, make sure to discard
other cases.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
---
 drivers/media/platform/verisilicon/hantro_drv.c | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)
  

Comments

kernel test robot Jan. 4, 2023, 7:21 p.m. UTC | #1
Hi Benjamin,

I love your patch! Yet something to improve:

[auto build test ERROR on media-tree/master]
[also build test ERROR on rockchip/for-next linus/master v6.2-rc2 next-20221226]
[cannot apply to pza/reset/next pza/imx-drm/next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Benjamin-Gaignard/dt-bindings-media-rockchip-vpu-Add-rk3588-vpu-compatible/20230104-010906
base:   git://linuxtv.org/media_tree.git master
patch link:    https://lore.kernel.org/r/20230103170058.810597-8-benjamin.gaignard%40collabora.com
patch subject: [PATCH v2 07/13] media: verisilicon: Check AV1 bitstreams bit depth
config: riscv-randconfig-r006-20230103
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 7a8cb6cd4e3ff8aaadebff2b9d3ee9e2a326d444)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install riscv cross compiling tool for clang build
        # apt-get install binutils-riscv-linux-gnu
        # https://github.com/intel-lab-lkp/linux/commit/e7673f182caea24871db793ac95b666468cf58bb
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Benjamin-Gaignard/dt-bindings-media-rockchip-vpu-Add-rk3588-vpu-compatible/20230104-010906
        git checkout e7673f182caea24871db793ac95b666468cf58bb
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash drivers/media/platform/verisilicon/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> drivers/media/platform/verisilicon/hantro_drv.c:342:3: error: expected expression
                   int bit_depth = ctrl->p_new.p_av1_sequence->bit_depth;
                   ^
>> drivers/media/platform/verisilicon/hantro_drv.c:345:26: error: use of undeclared identifier 'bit_depth'
                           if (ctx->bit_depth != bit_depth)
                                                 ^
   drivers/media/platform/verisilicon/hantro_drv.c:348:20: error: use of undeclared identifier 'bit_depth'
                   ctx->bit_depth = bit_depth;
                                    ^
   drivers/media/platform/verisilicon/hantro_drv.c:1039:46: warning: implicit conversion from 'unsigned long long' to 'unsigned int' changes value from 18446744073709551615 to 4294967295 [-Wconstant-conversion]
           vb2_dma_contig_set_max_seg_size(&pdev->dev, DMA_BIT_MASK(32));
           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~             ^~~~~~~~~~~~~~~~
   include/linux/dma-mapping.h:76:40: note: expanded from macro 'DMA_BIT_MASK'
   #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
                                          ^~~~~
   1 warning and 3 errors generated.

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for IOMMU_IO_PGTABLE_LPAE
   Depends on [n]: IOMMU_SUPPORT [=y] && (ARM || ARM64 || COMPILE_TEST [=y] && !GENERIC_ATOMIC64 [=y])
   Selected by [y]:
   - IPMMU_VMSA [=y] && IOMMU_SUPPORT [=y] && (ARCH_RENESAS [=y] || COMPILE_TEST [=y] && !GENERIC_ATOMIC64 [=y])


vim +342 drivers/media/platform/verisilicon/hantro_drv.c

   332	
   333	static int hantro_av1_s_ctrl(struct v4l2_ctrl *ctrl)
   334	{
   335		struct hantro_ctx *ctx;
   336	
   337		ctx = container_of(ctrl->handler,
   338				   struct hantro_ctx, ctrl_handler);
   339	
   340		switch (ctrl->id) {
   341		case V4L2_CID_STATELESS_AV1_SEQUENCE:
 > 342			int bit_depth = ctrl->p_new.p_av1_sequence->bit_depth;
   343	
   344			if (vb2_is_streaming(v4l2_m2m_get_src_vq(ctx->fh.m2m_ctx)))
 > 345				if (ctx->bit_depth != bit_depth)
   346					return -EINVAL;
   347	
   348			ctx->bit_depth = bit_depth;
   349			break;
   350		default:
   351			return -EINVAL;
   352		}
   353	
   354		return 0;
   355	}
   356
  
Ezequiel Garcia Jan. 4, 2023, 7:33 p.m. UTC | #2
Hi Benjamin,

Thanks for the patch.

On Tue, Jan 3, 2023 at 2:01 PM Benjamin Gaignard
<benjamin.gaignard@collabora.com> wrote:
>
> The driver supports 8 and 10 bits bitstreams, make sure to discard
> other cases.
>
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
> ---
>  drivers/media/platform/verisilicon/hantro_drv.c | 14 +++++++++++++-
>  1 file changed, 13 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/media/platform/verisilicon/hantro_drv.c b/drivers/media/platform/verisilicon/hantro_drv.c
> index 8e93710dcfed..16539e89935c 100644
> --- a/drivers/media/platform/verisilicon/hantro_drv.c
> +++ b/drivers/media/platform/verisilicon/hantro_drv.c
> @@ -282,7 +282,13 @@ static int hantro_try_ctrl(struct v4l2_ctrl *ctrl)
>                 /* We only support profile 0 */
>                 if (dec_params->profile != 0)
>                         return -EINVAL;
> +       } else if (ctrl->id == V4L2_CID_STATELESS_AV1_SEQUENCE) {
> +               const struct v4l2_ctrl_av1_sequence *sequence = ctrl->p_new.p_av1_sequence;
> +
> +               if (sequence->bit_depth != 8 && sequence->bit_depth != 10)
> +                       return -EINVAL;
>         }
> +
>         return 0;
>  }
>
> @@ -333,7 +339,13 @@ static int hantro_av1_s_ctrl(struct v4l2_ctrl *ctrl)
>
>         switch (ctrl->id) {
>         case V4L2_CID_STATELESS_AV1_SEQUENCE:
> -               ctx->bit_depth = ctrl->p_new.p_av1_sequence->bit_depth;
> +               int bit_depth = ctrl->p_new.p_av1_sequence->bit_depth;
> +
> +               if (vb2_is_streaming(v4l2_m2m_get_src_vq(ctx->fh.m2m_ctx)))
> +                       if (ctx->bit_depth != bit_depth)
> +                               return -EINVAL;
> +

Please use the v4l2_ctrl_grab API. Can you send a separate series to address
this for the other codecs?

Thanks a lot!
Ezequiel

> +               ctx->bit_depth = bit_depth;
>                 break;
>         default:
>                 return -EINVAL;
> --
> 2.34.1
>
  
Benjamin Gaignard Jan. 5, 2023, 7:52 a.m. UTC | #3
Le 04/01/2023 à 20:33, Ezequiel Garcia a écrit :
> Hi Benjamin,
>
> Thanks for the patch.
>
> On Tue, Jan 3, 2023 at 2:01 PM Benjamin Gaignard
> <benjamin.gaignard@collabora.com> wrote:
>> The driver supports 8 and 10 bits bitstreams, make sure to discard
>> other cases.
>>
>> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
>> ---
>>   drivers/media/platform/verisilicon/hantro_drv.c | 14 +++++++++++++-
>>   1 file changed, 13 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/media/platform/verisilicon/hantro_drv.c b/drivers/media/platform/verisilicon/hantro_drv.c
>> index 8e93710dcfed..16539e89935c 100644
>> --- a/drivers/media/platform/verisilicon/hantro_drv.c
>> +++ b/drivers/media/platform/verisilicon/hantro_drv.c
>> @@ -282,7 +282,13 @@ static int hantro_try_ctrl(struct v4l2_ctrl *ctrl)
>>                  /* We only support profile 0 */
>>                  if (dec_params->profile != 0)
>>                          return -EINVAL;
>> +       } else if (ctrl->id == V4L2_CID_STATELESS_AV1_SEQUENCE) {
>> +               const struct v4l2_ctrl_av1_sequence *sequence = ctrl->p_new.p_av1_sequence;
>> +
>> +               if (sequence->bit_depth != 8 && sequence->bit_depth != 10)
>> +                       return -EINVAL;
>>          }
>> +
>>          return 0;
>>   }
>>
>> @@ -333,7 +339,13 @@ static int hantro_av1_s_ctrl(struct v4l2_ctrl *ctrl)
>>
>>          switch (ctrl->id) {
>>          case V4L2_CID_STATELESS_AV1_SEQUENCE:
>> -               ctx->bit_depth = ctrl->p_new.p_av1_sequence->bit_depth;
>> +               int bit_depth = ctrl->p_new.p_av1_sequence->bit_depth;
>> +
>> +               if (vb2_is_streaming(v4l2_m2m_get_src_vq(ctx->fh.m2m_ctx)))
>> +                       if (ctx->bit_depth != bit_depth)
>> +                               return -EINVAL;
>> +
> Please use the v4l2_ctrl_grab API. Can you send a separate series to address
> this for the other codecs?

I have tried to use v4l2_ctrl_grab API but when you grab a control you can set it anymore
and V4L2_CID_STATELESS_AV1_SEQUENCE is send for each frame so it blocks everything.

Benjamin

>
> Thanks a lot!
> Ezequiel
>
>> +               ctx->bit_depth = bit_depth;
>>                  break;
>>          default:
>>                  return -EINVAL;
>> --
>> 2.34.1
>>
  

Patch

diff --git a/drivers/media/platform/verisilicon/hantro_drv.c b/drivers/media/platform/verisilicon/hantro_drv.c
index 8e93710dcfed..16539e89935c 100644
--- a/drivers/media/platform/verisilicon/hantro_drv.c
+++ b/drivers/media/platform/verisilicon/hantro_drv.c
@@ -282,7 +282,13 @@  static int hantro_try_ctrl(struct v4l2_ctrl *ctrl)
 		/* We only support profile 0 */
 		if (dec_params->profile != 0)
 			return -EINVAL;
+	} else if (ctrl->id == V4L2_CID_STATELESS_AV1_SEQUENCE) {
+		const struct v4l2_ctrl_av1_sequence *sequence = ctrl->p_new.p_av1_sequence;
+
+		if (sequence->bit_depth != 8 && sequence->bit_depth != 10)
+			return -EINVAL;
 	}
+
 	return 0;
 }
 
@@ -333,7 +339,13 @@  static int hantro_av1_s_ctrl(struct v4l2_ctrl *ctrl)
 
 	switch (ctrl->id) {
 	case V4L2_CID_STATELESS_AV1_SEQUENCE:
-		ctx->bit_depth = ctrl->p_new.p_av1_sequence->bit_depth;
+		int bit_depth = ctrl->p_new.p_av1_sequence->bit_depth;
+
+		if (vb2_is_streaming(v4l2_m2m_get_src_vq(ctx->fh.m2m_ctx)))
+			if (ctx->bit_depth != bit_depth)
+				return -EINVAL;
+
+		ctx->bit_depth = bit_depth;
 		break;
 	default:
 		return -EINVAL;