[PATCH v3 2/6] media: iris: Add support for multiple TZ content protection(CP) configs

Vikash Garodia posted 6 patches 1 month, 1 week ago
There is a newer version of this series
[PATCH v3 2/6] media: iris: Add support for multiple TZ content protection(CP) configs
Posted by Vikash Garodia 1 month, 1 week ago
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@oss.qualcomm.com>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Co-developed-by: Vishnu Reddy <busanna.reddy@oss.qualcomm.com>
Signed-off-by: Vishnu Reddy <busanna.reddy@oss.qualcomm.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..9186e0144dc0df4045c9995adc5fc93993cc3fba 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, "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 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