linux-kernel - [PATCH 1/8] media: iris: turn platform caps into constants

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Message-Id: <20251008-iris-sc7280-v1-1-def050ba5e1f@oss.qualcomm.com>
Date: Wed, 08 Oct 2025 07:32:59 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Vikash Garodia <vikash.garodia@....qualcomm.com>,
        Dikshita Agarwal <dikshita.agarwal@....qualcomm.com>,
        Abhinav Kumar <abhinav.kumar@...ux.dev>,
        Bryan O'Donoghue <bod@...nel.org>,
        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: [PATCH 1/8] media: iris: turn platform caps into constants

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