LXR linux/drivers/gpu/drm/gma500/mdfld_dsi_pkg

   1/*
   2 * Copyright © 2010 Intel Corporation
   3 *
   4 * Permission is hereby granted, free of charge, to any person obtaining a
   5 * copy of this software and associated documentation files (the "Software"),
   6 * to deal in the Software without restriction, including without limitation
   7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 * and/or sell copies of the Software, and to permit persons to whom the
   9 * Software is furnished to do so, subject to the following conditions:
  10 *
  11 * The above copyright notice and this permission notice (including the next
  12 * paragraph) shall be included in all copies or substantial portions of the
  13 * Software.
  14 *
  15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  21 * DEALINGS IN THE SOFTWARE.
  22 *
  23 * Authors:
  24 * Jackie Li<yaodong.li@intel.com>
  25 */
  26#ifndef __MDFLD_DSI_PKG_SENDER_H__
  27#define __MDFLD_DSI_PKG_SENDER_H__
  28
  29#include <linux/kthread.h>
  30
  31#define MDFLD_MAX_DCS_PARAM     8
  32
  33struct mdfld_dsi_pkg_sender {
  34        struct drm_device *dev;
  35        struct mdfld_dsi_connector *dsi_connector;
  36        u32 status;
  37        u32 panel_mode;
  38
  39        int pipe;
  40
  41        spinlock_t lock;
  42
  43        u32 pkg_num;
  44
  45        /* Registers */
  46        u32 dpll_reg;
  47        u32 dspcntr_reg;
  48        u32 pipeconf_reg;
  49        u32 pipestat_reg;
  50        u32 dsplinoff_reg;
  51        u32 dspsurf_reg;
  52
  53        u32 mipi_intr_stat_reg;
  54        u32 mipi_lp_gen_data_reg;
  55        u32 mipi_hs_gen_data_reg;
  56        u32 mipi_lp_gen_ctrl_reg;
  57        u32 mipi_hs_gen_ctrl_reg;
  58        u32 mipi_gen_fifo_stat_reg;
  59        u32 mipi_data_addr_reg;
  60        u32 mipi_data_len_reg;
  61        u32 mipi_cmd_addr_reg;
  62        u32 mipi_cmd_len_reg;
  63};
  64
  65extern int mdfld_dsi_pkg_sender_init(struct mdfld_dsi_connector *dsi_connector,
  66                                        int pipe);
  67extern void mdfld_dsi_pkg_sender_destroy(struct mdfld_dsi_pkg_sender *sender);
  68int mdfld_dsi_send_mcs_short(struct mdfld_dsi_pkg_sender *sender, u8 cmd,
  69                                        u8 param, u8 param_num, bool hs);
  70int mdfld_dsi_send_mcs_long(struct mdfld_dsi_pkg_sender *sender, u8 *data,
  71                                        u32 len, bool hs);
  72int mdfld_dsi_send_gen_short(struct mdfld_dsi_pkg_sender *sender, u8 param0,
  73                                        u8 param1, u8 param_num, bool hs);
  74int mdfld_dsi_send_gen_long(struct mdfld_dsi_pkg_sender *sender, u8 *data,
  75                                        u32 len, bool hs);
  76/* Read interfaces */
  77int mdfld_dsi_read_mcs(struct mdfld_dsi_pkg_sender *sender, u8 cmd,
  78                u32 *data, u16 len, bool hs);
  79
  80#endif
  81