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Message-ID: <a0bf546d-e91a-49f9-a06c-8ef1186a9eae@linaro.org>
Date: Wed, 8 Oct 2025 09:32:42 +0100
From: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
Vikash Garodia <vikash.garodia@....qualcomm.com>,
Dikshita Agarwal <dikshita.agarwal@....qualcomm.com>,
Abhinav Kumar <abhinav.kumar@...ux.dev>,
Mauro Carvalho Chehab <mchehab@...nel.org>,
Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Cc: linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/8] media: iris: turn platform caps into constants
On 08/10/2025 05:32, Dmitry Baryshkov wrote:
> Make all struct platform_inst_fw_cap instances constant, they are not
> modified at runtime.
>
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
> ---
> drivers/media/platform/qcom/iris/iris_ctrls.c | 2 +-
> drivers/media/platform/qcom/iris/iris_platform_common.h | 4 ++--
> drivers/media/platform/qcom/iris/iris_platform_gen2.c | 4 ++--
> drivers/media/platform/qcom/iris/iris_platform_qcs8300.h | 4 ++--
> drivers/media/platform/qcom/iris/iris_platform_sm8250.c | 4 ++--
> 5 files changed, 9 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/media/platform/qcom/iris/iris_ctrls.c b/drivers/media/platform/qcom/iris/iris_ctrls.c
> index 754a5ad718bc37630bb861012301df7a2e7342a1..9da050aa1f7ce8152dfa46a706e2c27adfb5d6ce 100644
> --- a/drivers/media/platform/qcom/iris/iris_ctrls.c
> +++ b/drivers/media/platform/qcom/iris/iris_ctrls.c
> @@ -301,7 +301,7 @@ int iris_ctrls_init(struct iris_inst *inst)
>
> void iris_session_init_caps(struct iris_core *core)
> {
> - struct platform_inst_fw_cap *caps;
> + const struct platform_inst_fw_cap *caps;
> u32 i, num_cap, cap_id;
>
> caps = core->iris_platform_data->inst_fw_caps_dec;
> diff --git a/drivers/media/platform/qcom/iris/iris_platform_common.h b/drivers/media/platform/qcom/iris/iris_platform_common.h
> index 58d05e0a112eed25faea027a34c719c89d6c3897..17ed86bf78bb3b0bc3f0862253fba6505ac3d164 100644
> --- a/drivers/media/platform/qcom/iris/iris_platform_common.h
> +++ b/drivers/media/platform/qcom/iris/iris_platform_common.h
> @@ -215,9 +215,9 @@ struct iris_platform_data {
> const char *fwname;
> u32 pas_id;
> struct platform_inst_caps *inst_caps;
> - struct platform_inst_fw_cap *inst_fw_caps_dec;
> + const struct platform_inst_fw_cap *inst_fw_caps_dec;
> u32 inst_fw_caps_dec_size;
> - struct platform_inst_fw_cap *inst_fw_caps_enc;
> + const struct platform_inst_fw_cap *inst_fw_caps_enc;
> u32 inst_fw_caps_enc_size;
> struct tz_cp_config *tz_cp_config_data;
> u32 core_arch;
> diff --git a/drivers/media/platform/qcom/iris/iris_platform_gen2.c b/drivers/media/platform/qcom/iris/iris_platform_gen2.c
> index 36d69cc73986b74534a2912524c8553970fd862e..cbf38e13f89e5c4c46e759fbb86777854d751552 100644
> --- a/drivers/media/platform/qcom/iris/iris_platform_gen2.c
> +++ b/drivers/media/platform/qcom/iris/iris_platform_gen2.c
> @@ -19,7 +19,7 @@
> #define VIDEO_ARCH_LX 1
> #define BITRATE_MAX 245000000
>
> -static struct platform_inst_fw_cap inst_fw_cap_sm8550_dec[] = {
> +static const struct platform_inst_fw_cap inst_fw_cap_sm8550_dec[] = {
> {
> .cap_id = PROFILE_H264,
> .min = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE,
> @@ -203,7 +203,7 @@ static struct platform_inst_fw_cap inst_fw_cap_sm8550_dec[] = {
> },
> };
>
> -static struct platform_inst_fw_cap inst_fw_cap_sm8550_enc[] = {
> +static const struct platform_inst_fw_cap inst_fw_cap_sm8550_enc[] = {
> {
> .cap_id = PROFILE_H264,
> .min = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE,
> diff --git a/drivers/media/platform/qcom/iris/iris_platform_qcs8300.h b/drivers/media/platform/qcom/iris/iris_platform_qcs8300.h
> index 35ea0efade73caa687d300779c5b1dc3b17a0128..87517361a1cf4b6fe53b8a1483188670df52c7e7 100644
> --- a/drivers/media/platform/qcom/iris/iris_platform_qcs8300.h
> +++ b/drivers/media/platform/qcom/iris/iris_platform_qcs8300.h
> @@ -5,7 +5,7 @@
>
> #define BITRATE_MAX 245000000
>
> -static struct platform_inst_fw_cap inst_fw_cap_qcs8300_dec[] = {
> +static const struct platform_inst_fw_cap inst_fw_cap_qcs8300_dec[] = {
> {
> .cap_id = PROFILE_H264,
> .min = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE,
> @@ -189,7 +189,7 @@ static struct platform_inst_fw_cap inst_fw_cap_qcs8300_dec[] = {
> },
> };
>
> -static struct platform_inst_fw_cap inst_fw_cap_qcs8300_enc[] = {
> +static const struct platform_inst_fw_cap inst_fw_cap_qcs8300_enc[] = {
> {
> .cap_id = PROFILE_H264,
> .min = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE,
> diff --git a/drivers/media/platform/qcom/iris/iris_platform_sm8250.c b/drivers/media/platform/qcom/iris/iris_platform_sm8250.c
> index 16486284f8acccf6a95a27f6003e885226e28f4d..e29cba993fde922b579eb7e5a59ae34bb46f9f0f 100644
> --- a/drivers/media/platform/qcom/iris/iris_platform_sm8250.c
> +++ b/drivers/media/platform/qcom/iris/iris_platform_sm8250.c
> @@ -17,7 +17,7 @@
> #define BITRATE_PEAK_DEFAULT (BITRATE_DEFAULT * 2)
> #define BITRATE_STEP 100
>
> -static struct platform_inst_fw_cap inst_fw_cap_sm8250_dec[] = {
> +static const struct platform_inst_fw_cap inst_fw_cap_sm8250_dec[] = {
> {
> .cap_id = PIPE,
> .min = PIPE_1,
> @@ -38,7 +38,7 @@ static struct platform_inst_fw_cap inst_fw_cap_sm8250_dec[] = {
> },
> };
>
> -static struct platform_inst_fw_cap inst_fw_cap_sm8250_enc[] = {
> +static const struct platform_inst_fw_cap inst_fw_cap_sm8250_enc[] = {
> {
> .cap_id = STAGE,
> .min = STAGE_1,
>
> --
> 2.47.3
>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
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