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Message-Id: <20251210-knp_video-v4-2-8d11d840358a@oss.qualcomm.com>
Date: Wed, 10 Dec 2025 18:06:00 +0530
From: Vikash Garodia <vikash.garodia@....qualcomm.com>
To: Dikshita Agarwal <dikshita.agarwal@....qualcomm.com>,
Abhinav Kumar <abhinav.kumar@...ux.dev>,
Bryan O'Donoghue <bod@...nel.org>,
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>,
Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Cc: linux-arm-msm@...r.kernel.org, linux-media@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
Vishnu Reddy <busanna.reddy@....qualcomm.com>,
Vikash Garodia <vikash.garodia@....qualcomm.com>,
Bryan O'Donoghue <bryan.odonoghue@...aro.org>
Subject: [PATCH v4 2/6] media: iris: Add support for multiple TZ content
protection(CP) configs
vpu4 needs an additional configuration with respect to CP regions. Make
the CP configuration as array such that the multiple configuration can be
managed per platform.
Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
Co-developed-by: Vishnu Reddy <busanna.reddy@....qualcomm.com>
Signed-off-by: Vishnu Reddy <busanna.reddy@....qualcomm.com>
Signed-off-by: Vikash Garodia <vikash.garodia@....qualcomm.com>
---
drivers/media/platform/qcom/iris/iris_firmware.c | 23 ++++++++++++---------
.../platform/qcom/iris/iris_platform_common.h | 3 ++-
.../media/platform/qcom/iris/iris_platform_gen1.c | 18 +++++++++-------
.../media/platform/qcom/iris/iris_platform_gen2.c | 24 ++++++++++++++--------
4 files changed, 41 insertions(+), 27 deletions(-)
diff --git a/drivers/media/platform/qcom/iris/iris_firmware.c b/drivers/media/platform/qcom/iris/iris_firmware.c
index 679444327ed73a40c5cacd36f4156fc94c9ca45f..5f408024e967fd21ade66cc3fa377d8507f9002e 100644
--- a/drivers/media/platform/qcom/iris/iris_firmware.c
+++ b/drivers/media/platform/qcom/iris/iris_firmware.c
@@ -64,9 +64,9 @@ static int iris_load_fw_to_memory(struct iris_core *core, const char *fw_name)
int iris_fw_load(struct iris_core *core)
{
- struct tz_cp_config *cp_config = core->iris_platform_data->tz_cp_config_data;
+ const struct tz_cp_config *cp_config;
const char *fwpath = NULL;
- int ret;
+ int i, ret;
ret = of_property_read_string_index(core->dev->of_node, "firmware-name", 0,
&fwpath);
@@ -85,14 +85,17 @@ int iris_fw_load(struct iris_core *core)
return ret;
}
- ret = qcom_scm_mem_protect_video_var(cp_config->cp_start,
- cp_config->cp_size,
- cp_config->cp_nonpixel_start,
- cp_config->cp_nonpixel_size);
- if (ret) {
- dev_err(core->dev, "protect memory failed\n");
- qcom_scm_pas_shutdown(core->iris_platform_data->pas_id);
- return ret;
+ for (i = 0; i < core->iris_platform_data->tz_cp_config_data_size; i++) {
+ cp_config = &core->iris_platform_data->tz_cp_config_data[i];
+ ret = qcom_scm_mem_protect_video_var(cp_config->cp_start,
+ cp_config->cp_size,
+ cp_config->cp_nonpixel_start,
+ cp_config->cp_nonpixel_size);
+ if (ret) {
+ dev_err(core->dev, "qcom_scm_mem_protect_video_var failed: %d\n", ret);
+ qcom_scm_pas_shutdown(core->iris_platform_data->pas_id);
+ return ret;
+ }
}
return ret;
diff --git a/drivers/media/platform/qcom/iris/iris_platform_common.h b/drivers/media/platform/qcom/iris/iris_platform_common.h
index f63fb58b2fa87d31407be0f14524c963edd85d68..29900c3ea9b9ebbab614c804a249b08ba6001494 100644
--- a/drivers/media/platform/qcom/iris/iris_platform_common.h
+++ b/drivers/media/platform/qcom/iris/iris_platform_common.h
@@ -223,7 +223,8 @@ struct iris_platform_data {
u32 inst_fw_caps_dec_size;
const struct platform_inst_fw_cap *inst_fw_caps_enc;
u32 inst_fw_caps_enc_size;
- struct tz_cp_config *tz_cp_config_data;
+ const struct tz_cp_config *tz_cp_config_data;
+ u32 tz_cp_config_data_size;
u32 core_arch;
u32 hw_response_timeout;
struct ubwc_config_data *ubwc_config;
diff --git a/drivers/media/platform/qcom/iris/iris_platform_gen1.c b/drivers/media/platform/qcom/iris/iris_platform_gen1.c
index 6092667687bfe34a52f3ec4865f99eddeea435a8..d1dda98271fb7ecdc396fe1a2dfda1b73720dec8 100644
--- a/drivers/media/platform/qcom/iris/iris_platform_gen1.c
+++ b/drivers/media/platform/qcom/iris/iris_platform_gen1.c
@@ -278,11 +278,13 @@ static const char * const sm8250_opp_clk_table[] = {
NULL,
};
-static struct tz_cp_config tz_cp_config_sm8250 = {
- .cp_start = 0,
- .cp_size = 0x25800000,
- .cp_nonpixel_start = 0x01000000,
- .cp_nonpixel_size = 0x24800000,
+static const struct tz_cp_config tz_cp_config_sm8250[] = {
+ {
+ .cp_start = 0,
+ .cp_size = 0x25800000,
+ .cp_nonpixel_start = 0x01000000,
+ .cp_nonpixel_size = 0x24800000,
+ },
};
static const u32 sm8250_vdec_input_config_param_default[] = {
@@ -348,7 +350,8 @@ const struct iris_platform_data sm8250_data = {
.inst_fw_caps_dec_size = ARRAY_SIZE(inst_fw_cap_sm8250_dec),
.inst_fw_caps_enc = inst_fw_cap_sm8250_enc,
.inst_fw_caps_enc_size = ARRAY_SIZE(inst_fw_cap_sm8250_enc),
- .tz_cp_config_data = &tz_cp_config_sm8250,
+ .tz_cp_config_data = tz_cp_config_sm8250,
+ .tz_cp_config_data_size = ARRAY_SIZE(tz_cp_config_sm8250),
.hw_response_timeout = HW_RESPONSE_TIMEOUT_VALUE,
.num_vpp_pipe = 4,
.max_session_count = 16,
@@ -398,7 +401,8 @@ const struct iris_platform_data sc7280_data = {
.inst_fw_caps_dec_size = ARRAY_SIZE(inst_fw_cap_sm8250_dec),
.inst_fw_caps_enc = inst_fw_cap_sm8250_enc,
.inst_fw_caps_enc_size = ARRAY_SIZE(inst_fw_cap_sm8250_enc),
- .tz_cp_config_data = &tz_cp_config_sm8250,
+ .tz_cp_config_data = tz_cp_config_sm8250,
+ .tz_cp_config_data_size = ARRAY_SIZE(tz_cp_config_sm8250),
.hw_response_timeout = HW_RESPONSE_TIMEOUT_VALUE,
.num_vpp_pipe = 1,
.no_aon = true,
diff --git a/drivers/media/platform/qcom/iris/iris_platform_gen2.c b/drivers/media/platform/qcom/iris/iris_platform_gen2.c
index 65860e3f43700ddb70eba617d78971c47945d008..38734293d811cd5a12244797dd0cfcd95e3fb311 100644
--- a/drivers/media/platform/qcom/iris/iris_platform_gen2.c
+++ b/drivers/media/platform/qcom/iris/iris_platform_gen2.c
@@ -646,11 +646,13 @@ static struct ubwc_config_data ubwc_config_sm8550 = {
.bank_spreading = 1,
};
-static struct tz_cp_config tz_cp_config_sm8550 = {
- .cp_start = 0,
- .cp_size = 0x25800000,
- .cp_nonpixel_start = 0x01000000,
- .cp_nonpixel_size = 0x24800000,
+static const struct tz_cp_config tz_cp_config_sm8550[] = {
+ {
+ .cp_start = 0,
+ .cp_size = 0x25800000,
+ .cp_nonpixel_start = 0x01000000,
+ .cp_nonpixel_size = 0x24800000,
+ },
};
static const u32 sm8550_vdec_input_config_params_default[] = {
@@ -770,7 +772,8 @@ const struct iris_platform_data sm8550_data = {
.inst_fw_caps_dec_size = ARRAY_SIZE(inst_fw_cap_sm8550_dec),
.inst_fw_caps_enc = inst_fw_cap_sm8550_enc,
.inst_fw_caps_enc_size = ARRAY_SIZE(inst_fw_cap_sm8550_enc),
- .tz_cp_config_data = &tz_cp_config_sm8550,
+ .tz_cp_config_data = tz_cp_config_sm8550,
+ .tz_cp_config_data_size = ARRAY_SIZE(tz_cp_config_sm8550),
.core_arch = VIDEO_ARCH_LX,
.hw_response_timeout = HW_RESPONSE_TIMEOUT_VALUE,
.ubwc_config = &ubwc_config_sm8550,
@@ -863,7 +866,8 @@ const struct iris_platform_data sm8650_data = {
.inst_fw_caps_dec_size = ARRAY_SIZE(inst_fw_cap_sm8550_dec),
.inst_fw_caps_enc = inst_fw_cap_sm8550_enc,
.inst_fw_caps_enc_size = ARRAY_SIZE(inst_fw_cap_sm8550_enc),
- .tz_cp_config_data = &tz_cp_config_sm8550,
+ .tz_cp_config_data = tz_cp_config_sm8550,
+ .tz_cp_config_data_size = ARRAY_SIZE(tz_cp_config_sm8550),
.core_arch = VIDEO_ARCH_LX,
.hw_response_timeout = HW_RESPONSE_TIMEOUT_VALUE,
.ubwc_config = &ubwc_config_sm8550,
@@ -946,7 +950,8 @@ const struct iris_platform_data sm8750_data = {
.inst_fw_caps_dec_size = ARRAY_SIZE(inst_fw_cap_sm8550_dec),
.inst_fw_caps_enc = inst_fw_cap_sm8550_enc,
.inst_fw_caps_enc_size = ARRAY_SIZE(inst_fw_cap_sm8550_enc),
- .tz_cp_config_data = &tz_cp_config_sm8550,
+ .tz_cp_config_data = tz_cp_config_sm8550,
+ .tz_cp_config_data_size = ARRAY_SIZE(tz_cp_config_sm8550),
.core_arch = VIDEO_ARCH_LX,
.hw_response_timeout = HW_RESPONSE_TIMEOUT_VALUE,
.ubwc_config = &ubwc_config_sm8550,
@@ -1033,7 +1038,8 @@ const struct iris_platform_data qcs8300_data = {
.inst_fw_caps_dec_size = ARRAY_SIZE(inst_fw_cap_sm8550_dec),
.inst_fw_caps_enc = inst_fw_cap_sm8550_enc,
.inst_fw_caps_enc_size = ARRAY_SIZE(inst_fw_cap_sm8550_enc),
- .tz_cp_config_data = &tz_cp_config_sm8550,
+ .tz_cp_config_data = tz_cp_config_sm8550,
+ .tz_cp_config_data_size = ARRAY_SIZE(tz_cp_config_sm8550),
.core_arch = VIDEO_ARCH_LX,
.hw_response_timeout = HW_RESPONSE_TIMEOUT_VALUE,
.ubwc_config = &ubwc_config_sm8550,
--
2.34.1
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