[PATCH 3/8] media: iris: Add support for multiple TZ CP configs

Vikash Garodia
2025-09-24T23:16:05Z

vpu4 needs an additional configuration w.r.t CP regions. Make the CP
configuration as array such that the multiple configuration can be
managed per platform.

Co-developed-by: Vishnu Reddy <quic_bvisredd@quicinc.com>
Signed-off-by: Vishnu Reddy <quic_bvisredd@quicinc.com>
Signed-off-by: Vikash Garodia <vikash.garodia@oss.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_gen2.c | 24 ++++++++++++++--------
.../platform/qcom/iris/iris_platform_sm8250.c | 15 ++++++++------
4 files changed, 39 insertions(+), 26 deletions(-)

diff --git a/drivers/media/platform/qcom/iris/iris_firmware.c b/drivers/media/platform/qcom/iris/iris_firmware.c
index 9ab499fad946446a87036720f49c9c8d311f3060..ad65c419e4416d0531d4c3deb04c22d44b29e500 100644
--- a/drivers/media/platform/qcom/iris/iris_firmware.c
+++ b/drivers/media/platform/qcom/iris/iris_firmware.c
@@ -70,9 +70,9 @@ 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);
@@ -91,14 +91,17 @@ 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, "protect memory failed\n");
+ 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 df03de08c44839c1b6c137874eb7273c638d5f2c..ae49e95ba2252fc1442f7c81d8010dbfd86da0da 100644
--- a/drivers/media/platform/qcom/iris/iris_platform_common.h
+++ b/drivers/media/platform/qcom/iris/iris_platform_common.h
@@ -220,7 +220,8 @@ struct iris_platform_data {
u32 inst_fw_caps_dec_size;
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_gen2.c b/drivers/media/platform/qcom/iris/iris_platform_gen2.c
index fea800811a389a58388175c733ad31c4d9c636b0..00c6b9021b98aac80612b1bb9734c8dac8146bd9 100644
--- a/drivers/media/platform/qcom/iris/iris_platform_gen2.c
+++ b/drivers/media/platform/qcom/iris/iris_platform_gen2.c
@@ -648,11 +648,13 @@ 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[] = {
@@ -771,7 +773,8 @@ 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,
@@ -864,7 +867,8 @@ 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,
@@ -947,7 +951,8 @@ 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,
@@ -1035,7 +1040,8 @@ struct iris_platform_data qcs8300_data = {
.inst_fw_caps_dec_size = ARRAY_SIZE(inst_fw_cap_qcs8300_dec),
.inst_fw_caps_enc = inst_fw_cap_qcs8300_enc,
.inst_fw_caps_enc_size = ARRAY_SIZE(inst_fw_cap_qcs8300_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,
diff --git a/drivers/media/platform/qcom/iris/iris_platform_sm8250.c b/drivers/media/platform/qcom/iris/iris_platform_sm8250.c
index 1b1b6aa751106ee0b0bc71bb0df2e78340190e66..8927c3ff59dab59c7d2cbcd92550f9ee3a2b5c1e 100644
--- a/drivers/media/platform/qcom/iris/iris_platform_sm8250.c
+++ b/drivers/media/platform/qcom/iris/iris_platform_sm8250.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 @@ 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,

--
2.34.1