diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/ta_secureDisplay_if.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/ta_secureDisplay_if.h | 48 |
1 files changed, 34 insertions, 14 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/ta_secureDisplay_if.h b/drivers/gpu/drm/amd/amdgpu/ta_secureDisplay_if.h index cf8ff064dc72..9ec2e03d41c7 100644 --- a/drivers/gpu/drm/amd/amdgpu/ta_secureDisplay_if.h +++ b/drivers/gpu/drm/amd/amdgpu/ta_secureDisplay_if.h @@ -31,10 +31,12 @@ * Secure Display Command ID */ enum ta_securedisplay_command { - /* Query whether TA is responding used only for validation purpose */ + /* Query whether TA is responding. It is used only for validation purpose */ TA_SECUREDISPLAY_COMMAND__QUERY_TA = 1, /* Send region of Interest and CRC value to I2C */ TA_SECUREDISPLAY_COMMAND__SEND_ROI_CRC = 2, + /* V2 to send multiple regions of Interest and CRC value to I2C */ + TA_SECUREDISPLAY_COMMAND__SEND_ROI_CRC_V2 = 3, /* Maximum Command ID */ TA_SECUREDISPLAY_COMMAND__MAX_ID = 0x7FFFFFFF, }; @@ -55,10 +57,10 @@ enum ta_securedisplay_status { TA_SECUREDISPLAY_STATUS__MAX = 0x7FFFFFFF,/* Maximum Value for status*/ }; -/** @enum ta_securedisplay_max_phy +/** @enum ta_securedisplay_phy_ID * Physical ID number to use for reading corresponding DIO Scratch register for ROI */ -enum ta_securedisplay_max_phy { +enum ta_securedisplay_phy_ID { TA_SECUREDISPLAY_PHY0 = 0, TA_SECUREDISPLAY_PHY1 = 1, TA_SECUREDISPLAY_PHY2 = 2, @@ -83,6 +85,8 @@ enum ta_securedisplay_ta_query_cmd_ret { enum ta_securedisplay_buffer_size { /* 15 bytes = 8 byte (ROI) + 6 byte(CRC) + 1 byte(phy_id) */ TA_SECUREDISPLAY_I2C_BUFFER_SIZE = 15, + /* 16 bytes = 8 byte (ROI) + 6 byte(CRC) + 1 byte(phy_id) + 1 byte(roi_idx) */ + TA_SECUREDISPLAY_V2_I2C_BUFFER_SIZE = 16, }; /** Input/output structures for Secure Display commands */ @@ -95,7 +99,15 @@ enum ta_securedisplay_buffer_size { * Physical ID to determine which DIO scratch register should be used to get ROI */ struct ta_securedisplay_send_roi_crc_input { - uint32_t phy_id; /* Physical ID */ + /* Physical ID */ + uint32_t phy_id; +}; + +struct ta_securedisplay_send_roi_crc_v2_input { + /* Physical ID */ + uint32_t phy_id; + /* Region of interest index */ + uint8_t roi_idx; }; /** @union ta_securedisplay_cmd_input @@ -104,6 +116,8 @@ struct ta_securedisplay_send_roi_crc_input { union ta_securedisplay_cmd_input { /* send ROI and CRC input buffer format */ struct ta_securedisplay_send_roi_crc_input send_roi_crc; + /* send ROI and CRC input buffer format, v2 adds a ROI index */ + struct ta_securedisplay_send_roi_crc_v2_input send_roi_crc_v2; uint32_t reserved[4]; }; @@ -128,6 +142,10 @@ struct ta_securedisplay_send_roi_crc_output { uint8_t reserved; }; +struct ta_securedisplay_send_roi_crc_v2_output { + uint8_t i2c_buf[TA_SECUREDISPLAY_V2_I2C_BUFFER_SIZE]; /* I2C buffer */ +}; + /** @union ta_securedisplay_cmd_output * Output buffer */ @@ -136,19 +154,21 @@ union ta_securedisplay_cmd_output { struct ta_securedisplay_query_ta_output query_ta; /* Send ROI CRC output buffer format used only for validation purpose */ struct ta_securedisplay_send_roi_crc_output send_roi_crc; + /* Send ROI CRC output buffer format used only for validation purpose */ + struct ta_securedisplay_send_roi_crc_v2_output send_roi_crc_v2; uint32_t reserved[4]; }; -/** @struct securedisplay_cmd - * Secure Display Command which is shared buffer memory - */ -struct securedisplay_cmd { - uint32_t cmd_id; /* +0 Bytes Command ID */ - enum ta_securedisplay_status status; /* +4 Bytes Status of Secure Display TA */ - uint32_t reserved[2]; /* +8 Bytes Reserved */ - union ta_securedisplay_cmd_input securedisplay_in_message; /* +16 Bytes Input Buffer */ - union ta_securedisplay_cmd_output securedisplay_out_message;/* +32 Bytes Output Buffer */ - /**@note Total 48 Bytes */ +/** @struct ta_securedisplay_cmd +* Secure display command which is shared buffer memory +*/ +struct ta_securedisplay_cmd { + uint32_t cmd_id; /**< +0 Bytes Command ID */ + enum ta_securedisplay_status status; /**< +4 Bytes Status code returned by the secure display TA */ + uint32_t reserved[2]; /**< +8 Bytes Reserved */ + union ta_securedisplay_cmd_input securedisplay_in_message; /**< +16 Bytes Command input buffer */ + union ta_securedisplay_cmd_output securedisplay_out_message; /**< +32 Bytes Command output buffer */ + /**@note Total 48 Bytes */ }; #endif //_TA_SECUREDISPLAY_IF_H |