[PATCH v5 18/26] media: iris: Add handling for no show frames

[Dikshita Agarwal]

Firmware sends the picture type as NO_SHOW for frames which are not
supposed to be displayed, add handling for the same in driver to drop
them.

Acked-by: Vikash Garodia <quic_vgarodia@xxxxxxxxxxx>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx>
Tested-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> # on SM8550-QRD
Tested-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> # on SM8550-HDK
Tested-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> # on SM8650-QRD
Tested-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> # on SM8650-HDK
Signed-off-by: Dikshita Agarwal <quic_dikshita@xxxxxxxxxxx>
---
 drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h  | 1 +
 drivers/media/platform/qcom/iris/iris_hfi_gen2_response.c | 4 +++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h b/drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h
index 806f8bb7f505d25cafcfd5e75a39d0f00eaeac42..666061a612c304698067337f63ac9332c75c5d36 100644
--- a/drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h
+++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h
@@ -113,6 +113,7 @@ enum hfi_picture_type {
 	HFI_PICTURE_I				= 0x00000008,
 	HFI_PICTURE_CRA				= 0x00000010,
 	HFI_PICTURE_BLA				= 0x00000020,
+	HFI_PICTURE_NOSHOW			= 0x00000040,
 };
 
 enum hfi_buffer_type {
diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen2_response.c b/drivers/media/platform/qcom/iris/iris_hfi_gen2_response.c
index d2cede2fe1b5a82cbd4dd399860c43ef044d687f..b6d0ff860d7866c85c7768ec263f0d30b42446a6 100644
--- a/drivers/media/platform/qcom/iris/iris_hfi_gen2_response.c
+++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2_response.c
@@ -91,7 +91,9 @@ static int iris_hfi_gen2_get_driver_buffer_flags(struct iris_inst *inst, u32 hfi
 	struct iris_inst_hfi_gen2 *inst_hfi_gen2 = to_iris_inst_hfi_gen2(inst);
 	u32 driver_flags = 0;
 
-	if (inst_hfi_gen2->hfi_frame_info.picture_type & keyframe)
+	if (inst_hfi_gen2->hfi_frame_info.picture_type & HFI_PICTURE_NOSHOW)
+		driver_flags |= V4L2_BUF_FLAG_ERROR;
+	else if (inst_hfi_gen2->hfi_frame_info.picture_type & keyframe)
 		driver_flags |= V4L2_BUF_FLAG_KEYFRAME;
 	else if (inst_hfi_gen2->hfi_frame_info.picture_type & HFI_PICTURE_P)
 		driver_flags |= V4L2_BUF_FLAG_PFRAME;

-- 
2.34.1