test/dm/dsi_host.c

   1 // SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
   2 /*
   3  * Copyright (C) 2019 STMicroelectronics - All Rights Reserved
   4  * Author(s): Yannick Fertre <yannick.fertre@st.com> for STMicroelectronics.
   5  */
   6
   7 #include <common.h>
   8 #include <dm.h>
   9 #include <dsi_host.h>
  10 #include <asm/state.h>
  11 #include <asm/test.h>
  12 #include <dm/test.h>
  13 #include <test/test.h>
  14 #include <test/ut.h>
  15
  16 static int dm_test_dsi_host_phy_init(void *priv_data)
  17 {
  18         return 0;
  19 }
  20
  21 static void dm_test_dsi_host_phy_post_set_mode(void *priv_data,
  22                                                unsigned long mode_flags)
  23 {
  24 }
  25
  26 static int dm_test_dsi_host_phy_get_lane_mbps(void *priv_data,
  27                                               struct display_timing *timings,
  28                                               u32 lanes,
  29                                               u32 format,
  30                                               unsigned int *lane_mbps)
  31 {
  32         return 0;
  33 }
  34
  35 static const struct mipi_dsi_phy_ops dm_test_dsi_host_phy_ops = {
  36         .init = dm_test_dsi_host_phy_init,
  37         .get_lane_mbps = dm_test_dsi_host_phy_get_lane_mbps,
  38         .post_set_mode = dm_test_dsi_host_phy_post_set_mode,
  39 };
  40
  41 /* Test that dsi_host driver functions are called */
  42 static int dm_test_dsi_host(struct unit_test_state *uts)
  43 {
  44         struct udevice *dev;
  45         struct mipi_dsi_device device;
  46         struct display_timing timings;
  47         unsigned int max_data_lanes = 4;
  48
  49         ut_assertok(uclass_first_device_err(UCLASS_DSI_HOST, &dev));
  50
  51         ut_assertok(dsi_host_init(dev, &device, &timings, max_data_lanes,
  52                                   &dm_test_dsi_host_phy_ops));
  53
  54         ut_assertok(dsi_host_enable(dev));
  55
  56         return 0;
  57 }
  58
  59 DM_TEST(dm_test_dsi_host, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);