diff options
Diffstat (limited to 'drivers/video/imx/hdp/API_HDMITX.h')
| -rw-r--r-- | drivers/video/imx/hdp/API_HDMITX.h | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/drivers/video/imx/hdp/API_HDMITX.h b/drivers/video/imx/hdp/API_HDMITX.h new file mode 100644 index 0000000000..099fd11871 --- /dev/null +++ b/drivers/video/imx/hdp/API_HDMITX.h @@ -0,0 +1,182 @@ +/****************************************************************************** + * + * Copyright (C) 2016-2017 Cadence Design Systems, Inc. + * All rights reserved worldwide. + * + * Copyright 2017-2018 NXP + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * 3. Neither the name of the copyright holder nor the names of its contributors + * may be used to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, + * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. THE SOFTWARE IS PROVIDED "AS IS", + * WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED + * TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE + * FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE + * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + ****************************************************************************** + * + * API_HDMITX.h + * + ****************************************************************************** + */ + +#ifndef _API_HDMITX_H_ +# define _API_HDMITX_H_ + +# include "API_General.h" +# include "hdmi.h" +# include "vic_table.h" + +/** + * \addtogroup HDMI_TX_API + * \{ + */ + +# define HDMI_TX_EVENT_CODE_HPD_HIGH 0x01 +# define HDMI_TX_EVENT_CODE_HPD_LOW 0x02 +# define HDMI_TX_EVENT_CODE_HPD_STATE_LOW 0x00 +# define HDMI_TX_EVENT_CODE_HPD_STATE_HIGH 0x08 + +typedef struct { + /** if used to return data, this pointer is set (instead of being a + * destination to copy data to + */ + unsigned char *buff; + HDMI_I2C_STATUS status; + unsigned short len; + unsigned char slave; + unsigned char offset; +} HDMITX_TRANS_DATA; + + +typedef enum { + HDMI_TX_MODE_DVI, + HDMI_TX_MODE_HDMI_1_4, + HDMI_TX_MODE_HDMI_2_0, +} HDMI_TX_MAIL_HANDLER_PROTOCOL_TYPE; + +/** + * \brief I2C read transaction + * \param [in] data_in - fields used: len, slave, offset + * \param [out] data_out - fields used: all + * \returns status + */ +CDN_API_STATUS CDN_API_HDMITX_DDC_READ(HDMITX_TRANS_DATA *data_in, + HDMITX_TRANS_DATA *data_out); +CDN_API_STATUS CDN_API_HDMITX_DDC_READ_blocking(HDMITX_TRANS_DATA *data_in, + HDMITX_TRANS_DATA *data_out); + +/** + * \brief I2C write transaction + * \param [in] data_in - fields used: len, slave, offset, buff + * \param [out] data_out - fields used: status, len, slave, offset + * \returns status + */ +CDN_API_STATUS CDN_API_HDMITX_DDC_WRITE(HDMITX_TRANS_DATA *data_in, + HDMITX_TRANS_DATA *data_out); +CDN_API_STATUS CDN_API_HDMITX_DDC_WRITE_blocking(HDMITX_TRANS_DATA *data_in, + HDMITX_TRANS_DATA *data_out); + +/** + * \brief I2C update read + * \param [out] data_out - fields used: status, buff + * \returns status + */ +CDN_API_STATUS CDN_API_HDMITX_DDC_UPDATE_READ(HDMITX_TRANS_DATA *data_out); +CDN_API_STATUS +CDN_API_HDMITX_DDC_UPDATE_READ_blocking(HDMITX_TRANS_DATA *data_out); + +/** + * \brief I2C read edid + * \param [in] block - EDID block + * \pram [in] segment - EDID segment + * \param [out] data_out - fields used: status, buff, slave (as block), + * offset (as segment), len + * \returns status + */ +CDN_API_STATUS CDN_API_HDMITX_READ_EDID(unsigned char block, + unsigned char segment, + HDMITX_TRANS_DATA *data_out); +CDN_API_STATUS CDN_API_HDMITX_READ_EDID_blocking(unsigned char block, + unsigned char segment, + HDMITX_TRANS_DATA *data_out); + +/** + * \brief set hdmi protocol type (DVI,1.x,2.x) (send scrambler command over + * scdc and set bits in controller) + * \param [in] protocol - type + * \returns status + */ +/*CDN_API_STATUS +CDN_API_HDMITX_Set_Mode_blocking(HDMI_TX_MAIL_HANDLER_PROTOCOL_TYPE protocol, + float character_rate);*/ +CDN_API_STATUS +CDN_API_HDMITX_Set_Mode_blocking(HDMI_TX_MAIL_HANDLER_PROTOCOL_TYPE protocol, + unsigned int character_rate); +/** + * \brief init hdmi registers + * \returns status + */ +CDN_API_STATUS CDN_API_HDMITX_Init_blocking(void); + +/** + * \brief change to vid id vicMode + * \returns status + */ +CDN_API_STATUS CDN_API_HDMITX_SetVic_blocking(VIC_MODES vicMode, + int bpp, + VIC_PXL_ENCODING_FORMAT format); + +/** + * \brief option to force color depth in the gcp or not force (HW mode) + * \returns status + */ +CDN_API_STATUS CDN_API_HDMITX_ForceColorDepth_blocking(unsigned char force, + unsigned char val); + +/** + * \brief send HDMI_TX_TX_READ_EVENTS command + */ +CDN_API_STATUS CDN_API_HDMITX_ReadEvents(uint32_t *events); + +/** + * blocking version of #CDN_API_HDMITX_ReadEvents + */ +CDN_API_STATUS CDN_API_HDMITX_ReadEvents_blocking(uint32_t *events); + +/** + * \brief get current HPD status + */ +CDN_API_STATUS CDN_API_HDMITX_GetHpdStatus(uint8_t *hpd_sts); + +/** + * \brief blocking version of #CDN_API_HDMITX_GetHpdStatus + */ +CDN_API_STATUS CDN_API_HDMITX_GetHpdStatus_blocking(uint8_t *hpd_sts); + +#endif + |