Thread (18 messages) 18 messages, 3 authors, 2021-10-14

RE: [EXT] Re: [PATCH v10 03/13] media: amphion: add amphion vpu device driver

From: Ming Qian <ming.qian@nxp.com>
Date: 2021-10-14 01:49:55
Also in: linux-devicetree, linux-media, lkml

-----Original Message-----
From: Randy Dunlap [mailto:rdunlap@infradead.org]
Sent: Thursday, October 14, 2021 6:17 AM
To: Ming Qian <ming.qian@nxp.com>; mchehab@kernel.org;
shawnguo@kernel.org; robh+dt@kernel.org; s.hauer@pengutronix.de
Cc: hverkuil-cisco@xs4all.nl; kernel@pengutronix.de; festevam@gmail.com;
dl-linux-imx [off-list ref]; Aisheng Dong [off-list ref];
linux-media@vger.kernel.org; linux-kernel@vger.kernel.org;
devicetree@vger.kernel.org; linux-arm-kernel@lists.infradead.org
Subject: [EXT] Re: [PATCH v10 03/13] media: amphion: add amphion vpu
device driver

Caution: EXT Email

On 10/13/21 1:27 AM, Ming Qian wrote:
quoted
diff --git a/drivers/media/platform/Kconfig
b/drivers/media/platform/Kconfig index d9f90084c2f6..2465a5f7a073
100644
--- a/drivers/media/platform/Kconfig
+++ b/drivers/media/platform/Kconfig
@@ -200,6 +200,25 @@ config VIDEO_TI_CAL_MC

  endif # VIDEO_TI_CAL

+config VIDEO_AMPHION_VPU
+     tristate "Amphion VPU(Video Processing Unit) Codec IP"
+     depends on ARCH_MXC
+     depends on MEDIA_SUPPORT
+     depends on VIDEO_DEV
+     depends on VIDEO_V4L2
+     select V4L2_MEM2MEM_DEV
+     select VIDEOBUF2_DMA_CONTIG
+     select VIDEOBUF2_VMALLOC
+     default y
This should not be "default y" unless it is needed to boot up some
platform/machine. And even then it should depend on that platform/machine
if possible.
I'll remove the " default y " and submit again
And there are 2 other drivers in that same Kconfig file that have the same
problem.
quoted
+     help
+       Amphion VPU Codec IP contains two parts: Windsor and Malone.
+       Windsor is encoder that supports H.264, and Malone is decoder
+       that supports H.264, HEVC, and other video formats.
+       This is a V4L2 driver for NXP MXC 8Q video accelerator hardware.
+       It accelerates encoding and decoding operations on
+       various NXP SoCs.
+       To compile this driver as a module choose m here.

--
~Randy
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