linux-kernel - Re: [PATCH v3 5/5] media: platform: qcom/iris: add sm8650 support

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Message-ID: <ecb193d1-2bf1-4d99-b9c6-9b5cde1e936e@linaro.org>
Date: Mon, 7 Apr 2025 16:52:14 +0100
From: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
To: Neil Armstrong <neil.armstrong@...aro.org>,
 Vikash Garodia <quic_vgarodia@...cinc.com>,
 Dikshita Agarwal <quic_dikshita@...cinc.com>,
 Abhinav Kumar <quic_abhinavk@...cinc.com>,
 Mauro Carvalho Chehab <mchehab@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Philipp Zabel <p.zabel@...gutronix.de>
Cc: linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 5/5] media: platform: qcom/iris: add sm8650 support

On 07/04/2025 16:24, Neil Armstrong wrote:
> Add support for the SM8650 platform by re-using the SM8550
> definitions and using the vpu33 ops.
> 
> The SM8650/vpu33 requires more reset lines, but the H.284

h264.

> decoder capabilities are identical.
> 
> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
> ---
>   .../platform/qcom/iris/iris_platform_common.h      |  1 +
>   .../platform/qcom/iris/iris_platform_sm8550.c      | 64 ++++++++++++++++++++++
>   drivers/media/platform/qcom/iris/iris_probe.c      |  4 ++
>   3 files changed, 69 insertions(+)
> 
> diff --git a/drivers/media/platform/qcom/iris/iris_platform_common.h b/drivers/media/platform/qcom/iris/iris_platform_common.h
> index fdd40fd80178c4c66b37e392d07a0a62f492f108..6bc3a7975b04d612f6c89206eae95dac678695fc 100644
> --- a/drivers/media/platform/qcom/iris/iris_platform_common.h
> +++ b/drivers/media/platform/qcom/iris/iris_platform_common.h
> @@ -35,6 +35,7 @@ enum pipe_type {
> 
>   extern struct iris_platform_data sm8250_data;
>   extern struct iris_platform_data sm8550_data;
> +extern struct iris_platform_data sm8650_data;
> 
>   enum platform_clk_type {
>   	IRIS_AXI_CLK,
> diff --git a/drivers/media/platform/qcom/iris/iris_platform_sm8550.c b/drivers/media/platform/qcom/iris/iris_platform_sm8550.c
> index 35d278996c430f2856d0fe59586930061a271c3e..d0f8fa960d53367023e41bc5807ba3f8beae2efc 100644
> --- a/drivers/media/platform/qcom/iris/iris_platform_sm8550.c
> +++ b/drivers/media/platform/qcom/iris/iris_platform_sm8550.c
> @@ -144,6 +144,10 @@ static const struct icc_info sm8550_icc_table[] = {
> 
>   static const char * const sm8550_clk_reset_table[] = { "bus" };
> 
> +static const char * const sm8650_clk_reset_table[] = { "bus", "core" };
> +
> +static const char * const sm8650_controller_reset_table[] = { "xo" };


At the risk of asking a stupid question, where are these resets in your 
dts ?

You're missing core here ?

20250407-topic-sm8x50-upstream-iris-8550-dt-v1-1-1f7ab3083f49@...aro.org

---
bod