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From: Vishnu Reddy <quic_bvisredd@quicinc.com>
To: Bryan O'Donoghue <bod@kernel.org>,
	Vikash Garodia <vikash.garodia@oss.qualcomm.com>,
	Dikshita Agarwal <dikshita.agarwal@oss.qualcomm.com>,
	Abhinav Kumar <abhinav.kumar@linux.dev>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Philipp Zabel <p.zabel@pengutronix.de>
Cc: <linux-arm-msm@vger.kernel.org>, <linux-media@vger.kernel.org>,
	<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 3/8] media: iris: Add support for multiple TZ CP configs
Date: Mon, 29 Sep 2025 11:15:09 +0530	[thread overview]
Message-ID: <0f107e9f-e69a-64de-6770-f7078a4347cc@quicinc.com> (raw)
In-Reply-To: <e30e9106-b566-4405-aa92-fcdf6c6bcfad@kernel.org>



On 9/26/2025 6:00 AM, Bryan O'Donoghue wrote:
> On 25/09/2025 00:14, Vikash Garodia wrote:
>> vpu4 needs an additional configuration w.r.t CP regions. Make the CP
> 
> "with-respect-to" and please define CP once and then use the 
> abbreviation liberally.
>> 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");
> 
> I think this error message could be better -> 
> "qcom_scm_mem_protect_video_var()=%d" or err string.
> 
> Its not super-important just an observation.
> 

  ACK.

>> +            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
>>
>>
> 
> Please tidy up the commit log.
> 
> Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>

  ACK.

  Regards,
  Vishnu Reddy

  reply	other threads:[~2025-09-29  5:45 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-24 23:14 [PATCH 0/8] media: iris: add support for video codecs on Qcom kaanapali platform Vikash Garodia
2025-09-24 23:14 ` [PATCH 1/8] media: dt-bindings: qcom-kaanapali-iris: Add kaanapali video codec binding Vikash Garodia
2025-09-25  3:06   ` Dmitry Baryshkov
2025-09-25  7:57     ` Vikash Garodia
2025-09-25  8:59       ` Konrad Dybcio
2025-09-25 19:09         ` Vikash Garodia
2025-09-25 19:20       ` Dmitry Baryshkov
2025-09-25  5:11   ` Rob Herring (Arm)
2025-09-25  9:08   ` Krzysztof Kozlowski
2025-09-25 19:23     ` Vikash Garodia
2025-09-25 19:25   ` Dmitry Baryshkov
2025-09-25 19:31     ` Vikash Garodia
2025-09-25 19:38       ` Dmitry Baryshkov
2025-09-25 19:45         ` Vikash Garodia
2025-09-25 20:33           ` Dmitry Baryshkov
2025-09-26 11:47         ` Konrad Dybcio
2025-09-26 13:55           ` Vikash Garodia
2025-09-26 22:25             ` Dmitry Baryshkov
2025-10-02  9:18               ` Vikash Garodia
2025-10-07 13:58                 ` Krzysztof Kozlowski
2025-10-08  9:53                   ` Vikash Garodia
2025-09-24 23:14 ` [PATCH 2/8] media: iris: Add support for multiple clock sources Vikash Garodia
2025-09-25 23:59   ` Bryan O'Donoghue
2025-10-02  9:25     ` Vikash Garodia
2025-09-24 23:14 ` [PATCH 3/8] media: iris: Add support for multiple TZ CP configs Vikash Garodia
2025-09-25  9:01   ` Konrad Dybcio
2025-09-25 19:27     ` Vikash Garodia
2025-09-26 11:44       ` Konrad Dybcio
2025-09-26  0:30   ` Bryan O'Donoghue
2025-09-29  5:45     ` Vishnu Reddy [this message]
2025-09-24 23:14 ` [PATCH 4/8] media: iris: Introduce buffer size calculations for vpu4 Vikash Garodia
2025-09-26 13:00   ` Bryan O'Donoghue
2025-10-02 10:06     ` Vikash Garodia
2025-09-24 23:14 ` [PATCH 5/8] media: iris: Move vpu register defines to common header file Vikash Garodia
2025-09-25  9:10   ` Konrad Dybcio
2025-09-29  5:44     ` Vishnu Reddy
2025-10-07 13:23       ` Konrad Dybcio
2025-10-02  9:35     ` Vikash Garodia
2025-10-07 13:22       ` Konrad Dybcio
2025-10-16 13:47   ` Dmitry Baryshkov
2025-10-16 18:37     ` Vikash Garodia
2025-10-16 18:58       ` Dmitry Baryshkov
2025-09-24 23:14 ` [PATCH 6/8] media: iris: Move vpu35 specific api to common to use for vpu4 Vikash Garodia
2025-09-24 23:14 ` [PATCH 7/8] media: iris: Introduce vpu ops for vpu4 with necessary hooks Vikash Garodia
2025-09-25  9:18   ` Konrad Dybcio
2025-09-29  5:45     ` Vishnu Reddy
2025-10-02  9:41       ` Vikash Garodia
2025-10-07 13:21       ` Konrad Dybcio
2025-09-24 23:14 ` [PATCH 8/8] media: iris: Add platform data for kaanapali Vikash Garodia
2025-09-25  2:44   ` Dmitry Baryshkov
2025-09-25  8:17     ` Vikash Garodia
2025-10-02 15:10   ` Bryan O'Donoghue
2025-10-02 15:29   ` Bryan O'Donoghue
2025-10-18  6:55     ` Vishnu Reddy

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