/* * Remote processor messaging * * Copyright(c) 2011 Texas Instruments. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 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. * * Neither the name Texas Instruments 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 * OWNER 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. */ #ifndef _LINUX_RPMSG_RESMGR_H #define _LINUX_RPMSG_RESMGR_H #define MAX_NUM_SDMA_CHANNELS 16 enum { RPRM_GPTIMER = 0, RPRM_IVAHD = 1, RPRM_IVASEQ0 = 2, RPRM_IVASEQ1 = 3, RPRM_L3BUS = 4, RPRM_ISS = 5, RPRM_FDIF = 6, RPRM_SL2IF = 7, RPRM_AUXCLK = 8, RPRM_REGULATOR = 9, RPRM_GPIO = 10, RPRM_SDMA = 11, RPRM_IPU = 12, RPRM_DSP = 13, RPRM_I2C = 14, RPRM_MAX }; enum { RPRM_CONNECT = 0, RPRM_REQ_ALLOC = 1, RPRM_REQ_FREE = 2, RPRM_DISCONNECT = 3, RPRM_REQ_CONSTRAINTS = 4, RPRM_REL_CONSTRAINTS = 5, RPRM_REQ_DATA = 6, }; enum { RPRM_SCALE = 0x1, RPRM_LATENCY = 0x2, RPRM_BANDWIDTH = 0x4, }; enum { RPRM_MAX_FREQ = 0, }; struct rprm_request { u32 res_type; u32 acquire; u32 res_id; char data[]; } __packed; struct rprm_ack { u32 ret; u32 res_type; u32 res_id; u32 base; char data[]; } __packed; struct rprm_gpt { u32 id; u32 src_clk; }; struct rprm_auxclk { u32 id; u32 clk_rate; u32 parent_src_clk; u32 parent_src_clk_rate; }; struct rprm_regulator { u32 id; u32 min_uv; u32 max_uv; }; struct rprm_gpio { u32 id; }; /** * struct rprm_i2c - resource i2c * @id: i2c id * * meant to store the i2c related information */ struct rprm_i2c { u32 id; }; struct rprm_sdma { u32 num_chs; s32 channels[MAX_NUM_SDMA_CHANNELS]; }; struct rprm_constraints_data { u32 mask; long frequency; long bandwidth; long latency; }; struct rprm_request_data { u32 type; char data[]; } __packed; #endif /* _LINUX_RPMSG_RESMGR_H */