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Mon, 11 Sep 2023 20:59:41 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Mon, 11 Sep 2023 20:59:40 +0800 From: Yunfei Dong To: =?utf-8?q?N=C3=ADcolas_F_=2E_R_=2E_A_=2E_Prado?= , Nicolas Dufresne , Hans Verkuil , AngeloGioacchino Del Regno , Benjamin Gaignard , Nathan Hebert CC: Chen-Yu Tsai , Hsin-Yi Wang , Fritz Koenig , Daniel Vetter , "Steve Cho" , Yunfei Dong , , , , , , Subject: [PATCH 03/14] media: mediatek: vcodec: send share memory data to optee Date: Mon, 11 Sep 2023 20:59:25 +0800 Message-ID: <20230911125936.10648-4-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230911125936.10648-1-yunfei.dong@mediatek.com> References: <20230911125936.10648-1-yunfei.dong@mediatek.com> MIME-Version: 1.0 X-TM-AS-Product-Ver: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-AS-Result: No-10--11.362300-8.000000 X-TMASE-MatchedRID: Hhq/idUUseWQG6Uyrf0PKFVN8laWo90MTJDl9FKHbrk1LB46LFAAkotf Mtu9FfbrPcGjGTU7TnemGallF1XuaEDn8NFEhJAcDB+ErBr0bAPAmOfzKotTohL6MU7t349b3vY rsfFYjWsgY9Nu1Ql6APqPSFsdX1B029aHfVG01jzJ1E39jKDimArefVId6fzVng4VduaO4Wk7/K pRfhl7HJ+A2XixGIT00kdqLoZ8YVUfE8yM4pjsDwtuKBGekqUpOlxBO2IcOBZd547Lxd1BZ6mqa uGo4hT1z1AsEapbgMkr9/Px/7I2Mdr9/QDQ9iFc X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--11.362300-8.000000 X-TMASE-Version: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-SNTS-SMTP: 239BA06F8F436BAB47FE864C2C42A0CB915863E46DE17F3ACF737EB5D815FB002000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230911_060027_907327_7B5AD9FB X-CRM114-Status: GOOD ( 16.68 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Setting msg and vsi information to shared buffer, then call tee invoke function to send it to optee-os. Signed-off-by: Yunfei Dong --- .../vcodec/decoder/mtk_vcodec_dec_optee.c | 139 ++++++++++++++++++ .../vcodec/decoder/mtk_vcodec_dec_optee.h | 51 +++++++ 2 files changed, 190 insertions(+) diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_optee.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_optee.c index 806ca87c8de7..d16496003a39 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_optee.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_optee.c @@ -232,3 +232,142 @@ void mtk_vcodec_dec_optee_release(struct mtk_vdec_optee_private *optee_private) mutex_unlock(&optee_private->tee_mutex); } EXPORT_SYMBOL_GPL(mtk_vcodec_dec_optee_release); + +static int mtk_vcodec_dec_optee_fill_shm(struct tee_param *command_params, + struct mtk_vdec_optee_shm_memref *shm_memref, + struct mtk_vdec_optee_data_to_shm *data, + int index) +{ + if (!data->msg_buf_size[index] || !data->msg_buf[index]) { + pr_err(MTK_DBG_VCODEC_STR "tee invalid buf param: %d.\n", index); + return -EINVAL; + } + + *command_params = (struct tee_param) { + .attr = shm_memref->param_type, + .u.memref = { + .shm = shm_memref->msg_shm, + .size = data->msg_buf_size[index], + .shm_offs = 0, + }, + }; + + if (!shm_memref->copy_to_ta) { + pr_debug(MTK_DBG_VCODEC_STR "share memref data: 0x%x param_type:%llu.\n", + *((unsigned int *)shm_memref->msg_shm_ca_buf), shm_memref->param_type); + return 0; + } + + memset(shm_memref->msg_shm_ca_buf, 0, shm_memref->msg_shm_size); + memcpy(shm_memref->msg_shm_ca_buf, data->msg_buf[index], data->msg_buf_size[index]); + + pr_debug(MTK_DBG_VCODEC_STR "share memref data => msg id:0x%x 0x%x param_type:%llu.\n", + *((unsigned int *)data->msg_buf[index]), + *((unsigned int *)shm_memref->msg_shm_ca_buf), + shm_memref->param_type); + + return 0; +} + +void mtk_vcodec_dec_optee_set_data(struct mtk_vdec_optee_data_to_shm *data, + void *buf, int buf_size, + enum mtk_vdec_optee_data_index index) +{ + data->msg_buf[index] = buf; + data->msg_buf_size[index] = buf_size; +} +EXPORT_SYMBOL_GPL(mtk_vcodec_dec_optee_set_data); + +int mtk_vcodec_dec_optee_invokd_cmd(struct mtk_vdec_optee_private *optee_private, + enum mtk_vdec_hw_id hw_id, + struct mtk_vdec_optee_data_to_shm *data) +{ + struct tee_ioctl_invoke_arg trans_args; + struct tee_param command_params[MTK_OPTEE_MAX_TEE_PARAMS]; + struct mtk_vdec_optee_ca_info *ca_info; + struct mtk_vdec_optee_shm_memref *shm_memref; + int ret = 0, index; + + if (hw_id == MTK_VDEC_LAT0) + ca_info = &optee_private->lat_ca; + else + ca_info = &optee_private->core_ca; + + memset(&trans_args, 0, sizeof(trans_args)); + memset(command_params, 0, sizeof(command_params)); + + trans_args = (struct tee_ioctl_invoke_arg) { + .func = ca_info->vdec_session_func, + .session = ca_info->vdec_session_id, + .num_params = MTK_OPTEE_MAX_TEE_PARAMS, + }; + + /* Fill msg command parameters */ + for (index = 0; index < MTK_OPTEE_MAX_TEE_PARAMS; index++) { + shm_memref = &ca_info->shm_memref[index]; + + if (shm_memref->param_type == TEE_IOCTL_PARAM_ATTR_TYPE_NONE || + data->msg_buf_size[index] == 0) + continue; + + pr_debug(MTK_DBG_VCODEC_STR "tee share memory data size: %d -> %d.\n", + data->msg_buf_size[index], shm_memref->msg_shm_size); + + if (data->msg_buf_size[index] > shm_memref->msg_shm_size) { + pr_err(MTK_DBG_VCODEC_STR "tee buf size big then shm size(%d -> %d).\n", + data->msg_buf_size[index], shm_memref->msg_shm_size); + return -EINVAL; + } + + ret = mtk_vcodec_dec_optee_fill_shm(&command_params[index], shm_memref, + data, index); + if (ret) + return ret; + } + + ret = tee_client_invoke_func(optee_private->tee_vdec_ctx, &trans_args, command_params); + if (ret < 0 || trans_args.ret != 0) { + pr_err(MTK_DBG_VCODEC_STR "tee submit command fail: 0x%x 0x%x.\n", + trans_args.ret, ret); + return (ret < 0) ? ret : trans_args.ret; + } + + /* clear all attrs, set all command param to unused */ + for (index = 0; index < MTK_OPTEE_MAX_TEE_PARAMS; index++) { + data->msg_buf[index] = NULL; + data->msg_buf_size[index] = 0; + } + + return 0; +} +EXPORT_SYMBOL_GPL(mtk_vcodec_dec_optee_invokd_cmd); + +void *mtk_vcodec_dec_get_shm_buffer_va(struct mtk_vdec_optee_private *optee_private, + enum mtk_vdec_hw_id hw_id, + enum mtk_vdec_optee_data_index data_index) +{ + struct mtk_vdec_optee_ca_info *ca_info; + + if (hw_id == MTK_VDEC_LAT0) + ca_info = &optee_private->lat_ca; + else + ca_info = &optee_private->core_ca; + + return ca_info->shm_memref[data_index].msg_shm_ca_buf; +} +EXPORT_SYMBOL_GPL(mtk_vcodec_dec_get_shm_buffer_va); + +int mtk_vcodec_dec_get_shm_buffer_size(struct mtk_vdec_optee_private *optee_private, + enum mtk_vdec_hw_id hw_id, + enum mtk_vdec_optee_data_index data_index) +{ + struct mtk_vdec_optee_ca_info *ca_info; + + if (hw_id == MTK_VDEC_LAT0) + ca_info = &optee_private->lat_ca; + else + ca_info = &optee_private->core_ca; + + return ca_info->shm_memref[data_index].msg_shm_size; +} +EXPORT_SYMBOL_GPL(mtk_vcodec_dec_get_shm_buffer_size); diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_optee.h b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_optee.h index 79b4ec890655..3905db856376 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_optee.h +++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_optee.h @@ -62,6 +62,16 @@ enum mtk_vdec_optee_data_index { OPTEE_MAX_INDEX, }; +/** + * struct mtk_vdec_optee_data_to_shm - shm data used for TA + * @msg_buf: msg information to TA. + * @msg_buf_len: length of msg information. + */ +struct mtk_vdec_optee_data_to_shm { + void *msg_buf[MTK_OPTEE_MAX_TEE_PARAMS]; + int msg_buf_size[MTK_OPTEE_MAX_TEE_PARAMS]; +}; + /** * struct mtk_vdec_optee_private - optee private data * @vcodec_dev: pointer to the mtk_vcodec_dev of the device @@ -102,4 +112,45 @@ int mtk_vcodec_dec_optee_private_init(struct mtk_vcodec_dec_dev *vcodec_dev); */ void mtk_vcodec_dec_optee_release(struct mtk_vdec_optee_private *optee_private); +/** + * mtk_vcodec_dec_optee_set_data - set buffer to share memref. + * @vcodec_dev: normal world data used to init optee share memory + * @buf: normal world buffer address + * @buf_size: buf size + * @data_index: indentify each share memory informaiton + */ +void mtk_vcodec_dec_optee_set_data(struct mtk_vdec_optee_data_to_shm *data, + void *buf, int buf_size, + enum mtk_vdec_optee_data_index data_index); + +/** + * mtk_vcodec_dec_optee_invokd_cmd - send share memory data to optee . + * @optee_private: optee private context + * @hw_id: hardware index + * @data: normal world data used to init optee share memory + */ +int mtk_vcodec_dec_optee_invokd_cmd(struct mtk_vdec_optee_private *optee_private, + enum mtk_vdec_hw_id hw_id, + struct mtk_vdec_optee_data_to_shm *data); + +/** + * mtk_vcodec_dec_get_shm_buffer_va - close the communication channels with TA. + * @optee_private: optee private context + * @hw_id: hardware index + * @@data_index: indentify each share memory informaiton + */ +void *mtk_vcodec_dec_get_shm_buffer_va(struct mtk_vdec_optee_private *optee_private, + enum mtk_vdec_hw_id hw_id, + enum mtk_vdec_optee_data_index data_index); + +/** + * mtk_vcodec_dec_get_shm_buffer_size - close the communication channels with TA. + * @optee_private: optee private context + * @hw_id: hardware index + * @@data_index: indentify each share memory informaiton + */ +int mtk_vcodec_dec_get_shm_buffer_size(struct mtk_vdec_optee_private *optee_private, + enum mtk_vdec_hw_id hw_id, + enum mtk_vdec_optee_data_index data_index); + #endif /* _MTK_VCODEC_FW_OPTEE_H_ */