From: Renjiang Han <renjiang.han@oss.qualcomm.com>
To: Vikash Garodia <vikash.garodia@oss.qualcomm.com>,
Dikshita Agarwal <dikshita.agarwal@oss.qualcomm.com>,
Bryan O'Donoghue <bod@kernel.org>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Alexandre Courbot <acourbot@chromium.org>,
Stanimir Varbanov <stanimir.varbanov@linaro.org>,
Tomasz Figa <tfiga@chromium.org>,
Hans Verkuil <hverkuil@kernel.org>
Cc: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>,
linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org,
linux-kernel@vger.kernel.org,
Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
Renjiang Han <renjiang.han@oss.qualcomm.com>
Subject: [PATCH 0/3] media: venus: fix NV12 buffer sizing and incorrect capability alignment
Date: Tue, 31 Mar 2026 10:07:06 +0530 [thread overview]
Message-ID: <20260331-fix_venus_bug_issue-v1-0-e4ae7a1d8db2@oss.qualcomm.com> (raw)
The NV12 frame size calculation adds unnecessary 4K/8K padding, leading
to buffer overallocation. The redundant padding is removed while keeping
final 4K alignment. In addition, HFI platform capabilities advertise an
overly strict 16-pixel alignment for frame and blur dimensions, which
can reject valid userspace configurations. The alignment step is relaxed
to 1 without changing min/max limits.
Signed-off-by: Renjiang Han <renjiang.han@oss.qualcomm.com>
---
Renjiang Han (3):
media: qcom: venus: drop extra padding in NV12 raw size calculation
media: qcom: venus: relax encoder frame/blur dimension steps on v4
media: qcom: venus: relax encoder frame/blur step size on v6
drivers/media/platform/qcom/venus/helpers.c | 4 ++--
drivers/media/platform/qcom/venus/hfi_platform_v4.c | 20 ++++++++++----------
drivers/media/platform/qcom/venus/hfi_platform_v6.c | 16 ++++++++--------
3 files changed, 20 insertions(+), 20 deletions(-)
---
base-commit: 3b058d1aeeeff27a7289529c4944291613b364e9
change-id: 20260331-fix_venus_bug_issue-e92badece1fe
Best regards,
--
Renjiang Han <renjiang.han@oss.qualcomm.com>
next reply other threads:[~2026-03-31 4:37 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-31 4:37 Renjiang Han [this message]
2026-03-31 4:37 ` [PATCH 1/3] media: qcom: venus: drop extra padding in NV12 raw size calculation Renjiang Han
2026-04-06 6:00 ` Dikshita Agarwal
2026-03-31 4:37 ` [PATCH 2/3] media: qcom: venus: relax encoder frame/blur dimension steps on v4 Renjiang Han
2026-04-06 6:01 ` Dikshita Agarwal
2026-03-31 4:37 ` [PATCH 3/3] media: qcom: venus: relax encoder frame/blur step size on v6 Renjiang Han
2026-04-06 6:01 ` Dikshita Agarwal
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