diff for duplicates of <c72c1114514452450c8248f894bc332ce2778477.camel@mediatek.com> diff --git a/N1/2.bin b/N1/2.bin new file mode 100644 index 0000000..1fa3668 --- /dev/null +++ b/N1/2.bin @@ -0,0 +1,76 @@ +<html><body><p> +<pre> +Hi, Mac: + +On Sat, 2024-06-08 at 20:01 +0800, mac.shen wrote: +> Changes in v3: +> - refine the function to get system time +> - refine the flow to do HDCP with content type and +>   protection value which set by user space +> - refine the flow to update content protection +> - refine the flow to do HDCP2.x authentication +> per suggestion from the previous thread: +> https://urldefense.com/v3/__https://patchwork.kernel.org/project/linux-mediatek__;!!CTRNKA9wMg0ARbw!md6xUiYN88D2YmETs8FQgaExM2zH8S1SmAEU9GRchwpNsXOyDFul3ziVKhRpCJaj8Rcn-gvM-801runjwA$  +> /patch/20240205055055.25340-3-mac.shen@mediatek.com/ +>  +> Signed-off-by: mac.shen <mac.shen@mediatek.com> +> --- + +[snip] + +> +static int dp_tx_hdcp2x_enable_auth(struct mtk_hdcp_info *hdcp_info, bool enable) +> +{ +> +struct mtk_dp *mtk_dp = container_of(hdcp_info, struct mtk_dp, hdcp_info); +> +u32 version; +> +int ret; +> + +> +dp_tx_hdcp2x_set_auth_pass(hdcp_info, enable); +> +if (!enable) { +> +ret = tee_hdcp_enable_encrypt(hdcp_info, enable, HDCP_NONE); +> +if (ret) +> +return ret; +> +mtk_dp_update_bits(mtk_dp, MTK_DP_ENC0_P0_3000, 0, HDCP_FRAME_EN_DP_ENC0_P0); +> + +> +return 0; +> +} +> + +> +if (HDCP_2_2_HDCP1_DEVICE_CONNECTED(hdcp_info->hdcp2_info.hdcp_rx.recvid_list.rx_info[1])) +> +version = HDCP_V1; + +dp_tx_hdcp2x_enable_auth() is called only when HDCP 2.x, but here detect that version is 1. +I don't know the specification of HDCP, is this is an error case? +Or if this is a normal case, please add some comment here to explain for someone who don't know HDCP specification. + +Regards, +CK + +> +else if (HDCP_2_2_HDCP_2_0_REP_CONNECTED +> +(hdcp_info->hdcp2_info.hdcp_rx.recvid_list.rx_info[1])) +> +version = HDCP_V2; +> +else +> +version = HDCP_V2_3; +> + +> +ret = tee_hdcp_enable_encrypt(hdcp_info, enable, version); +> +if (ret) +> +return ret; +> +mtk_dp_update_bits(mtk_dp, MTK_DP_ENC0_P0_3000, +> +   HDCP_FRAME_EN_DP_ENC0_P0, HDCP_FRAME_EN_DP_ENC0_P0); +> + +> +return 0; +> +} +> + + +</pre> +</p></body></html><!--type:text--><!--{--><pre>************* MEDIATEK Confidentiality Notice ******************** +The information contained in this e-mail message (including any +attachments) may be confidential, proprietary, privileged, or otherwise +exempt from disclosure under applicable laws. It is intended to be +conveyed only to the designated recipient(s). Any use, dissemination, +distribution, printing, retaining or copying of this e-mail (including its +attachments) by unintended recipient(s) is strictly prohibited and may +be unlawful. If you are not an intended recipient of this e-mail, or believe +that you have received this e-mail in error, please notify the sender +immediately (by replying to this e-mail), delete any and all copies of +this e-mail (including any attachments) from your system, and do not +disclose the content of this e-mail to any other person. Thank you! +</pre><!--}--> diff --git a/N1/2.hdr b/N1/2.hdr new file mode 100644 index 0000000..da1f671 --- /dev/null +++ b/N1/2.hdr @@ -0,0 +1,3 @@ +Content-Type: text/html; + charset="utf-8" +Content-Transfer-Encoding: base64 diff --git a/a/content_digest b/N1/content_digest index f85002c..160e885 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -16,7 +16,7 @@ linux-mediatek@lists.infradead.org <linux-mediatek@lists.infradead.org> linux-arm-kernel@lists.infradead.org <linux-arm-kernel@lists.infradead.org> " Shuijing Li (\346\235\216\346\260\264\351\235\231) <Shuijing.Li@mediatek.com>\0" - "\00:1\0" + "\01:1\0" "b\0" "Hi, Mac:\n" "\n" @@ -77,5 +77,83 @@ "> +\treturn 0;\n" "> +}\n" > + + "\01:2\0" + "b\0" + "<html><body><p>\r\n" + "<pre>\r\n" + "Hi, Mac:\r\n" + "\r\n" + "On Sat, 2024-06-08 at 20:01 +0800, mac.shen wrote:\r\n" + "> Changes in v3:\r\n" + "> - refine the function to get system time\r\n" + "> - refine the flow to do HDCP with content type and\r\n" + ">   protection value which set by user space\r\n" + "> - refine the flow to update content protection\r\n" + "> - refine the flow to do HDCP2.x authentication\r\n" + "> per suggestion from the previous thread:\r\n" + "> https://urldefense.com/v3/__https://patchwork.kernel.org/project/linux-mediatek__;!!CTRNKA9wMg0ARbw!md6xUiYN88D2YmETs8FQgaExM2zH8S1SmAEU9GRchwpNsXOyDFul3ziVKhRpCJaj8Rcn-gvM-801runjwA$ \r\n" + "> /patch/20240205055055.25340-3-mac.shen@mediatek.com/\r\n" + "> \r\n" + "> Signed-off-by: mac.shen <mac.shen@mediatek.com>\r\n" + "> ---\r\n" + "\r\n" + "[snip]\r\n" + "\r\n" + "> +static int dp_tx_hdcp2x_enable_auth(struct mtk_hdcp_info *hdcp_info, bool enable)\r\n" + "> +{\r\n" + "> +struct mtk_dp *mtk_dp = container_of(hdcp_info, struct mtk_dp, hdcp_info);\r\n" + "> +u32 version;\r\n" + "> +int ret;\r\n" + "> +\r\n" + "> +dp_tx_hdcp2x_set_auth_pass(hdcp_info, enable);\r\n" + "> +if (!enable) {\r\n" + "> +ret = tee_hdcp_enable_encrypt(hdcp_info, enable, HDCP_NONE);\r\n" + "> +if (ret)\r\n" + "> +return ret;\r\n" + "> +mtk_dp_update_bits(mtk_dp, MTK_DP_ENC0_P0_3000, 0, HDCP_FRAME_EN_DP_ENC0_P0);\r\n" + "> +\r\n" + "> +return 0;\r\n" + "> +}\r\n" + "> +\r\n" + "> +if (HDCP_2_2_HDCP1_DEVICE_CONNECTED(hdcp_info->hdcp2_info.hdcp_rx.recvid_list.rx_info[1]))\r\n" + "> +version = HDCP_V1;\r\n" + "\r\n" + "dp_tx_hdcp2x_enable_auth() is called only when HDCP 2.x, but here detect that version is 1.\r\n" + "I don't know the specification of HDCP, is this is an error case?\r\n" + "Or if this is a normal case, please add some comment here to explain for someone who don't know HDCP specification.\r\n" + "\r\n" + "Regards,\r\n" + "CK\r\n" + "\r\n" + "> +else if (HDCP_2_2_HDCP_2_0_REP_CONNECTED\r\n" + "> +(hdcp_info->hdcp2_info.hdcp_rx.recvid_list.rx_info[1]))\r\n" + "> +version = HDCP_V2;\r\n" + "> +else\r\n" + "> +version = HDCP_V2_3;\r\n" + "> +\r\n" + "> +ret = tee_hdcp_enable_encrypt(hdcp_info, enable, version);\r\n" + "> +if (ret)\r\n" + "> +return ret;\r\n" + "> +mtk_dp_update_bits(mtk_dp, MTK_DP_ENC0_P0_3000,\r\n" + "> +   HDCP_FRAME_EN_DP_ENC0_P0, HDCP_FRAME_EN_DP_ENC0_P0);\r\n" + "> +\r\n" + "> +return 0;\r\n" + "> +}\r\n" + "> +\r\n" + "\r\n" + "</pre>\r\n" + "</p></body></html><!--type:text--><!--{--><pre>************* MEDIATEK Confidentiality Notice ********************\r\n" + "The information contained in this e-mail message (including any \r\n" + "attachments) may be confidential, proprietary, privileged, or otherwise\r\n" + "exempt from disclosure under applicable laws. It is intended to be \r\n" + "conveyed only to the designated recipient(s). Any use, dissemination, \r\n" + "distribution, printing, retaining or copying of this e-mail (including its \r\n" + "attachments) by unintended recipient(s) is strictly prohibited and may \r\n" + "be unlawful. If you are not an intended recipient of this e-mail, or believe \r\n" + "that you have received this e-mail in error, please notify the sender \r\n" + "immediately (by replying to this e-mail), delete any and all copies of \r\n" + "this e-mail (including any attachments) from your system, and do not\r\n" + "disclose the content of this e-mail to any other person. Thank you!\r\n" + </pre><!--}--> -59ee2724e6478aa782f810685ff48999d209cd9b9743119b3c99b204c01a5bcc +004e765b4e3819c0f7e72f6a10b4b17ef29731e0ad9a9378908822ac612257f5
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