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Message-ID: <202103110322.LIlfZJ2T-lkp@intel.com>
Date: Thu, 11 Mar 2021 03:38:12 +0800
From: kernel test robot <lkp@...el.com>
To: Liu Ying <victor.liu@....com>, dri-devel@...ts.freedesktop.org,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org, linux-media@...r.kernel.org
Cc: kbuild-all@...ts.01.org, jernej.skrabec@...l.net,
narmstrong@...libre.com, airlied@...ux.ie, s.hauer@...gutronix.de,
jonas@...boo.se
Subject: Re: [PATCH v5 12/14] drm/bridge: imx: Add LDB support for i.MX8qxp
Hi Liu,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on shawnguo/for-next]
[also build test ERROR on robh/for-next drm-intel/for-linux-next drm-tip/drm-tip tegra-drm/drm/tegra/for-next linus/master drm-exynos/exynos-drm-next v5.12-rc2 next-20210310]
[cannot apply to drm/drm-next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Liu-Ying/Add-some-DRM-bridge-drivers-support-for-i-MX8qm-qxp-SoCs/20210310-181047
base: https://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux.git for-next
config: mips-allyesconfig (attached as .config)
compiler: mips-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/e621f277f533f302da23441f28b3fc02a152a7df
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Liu-Ying/Add-some-DRM-bridge-drivers-support-for-i-MX8qm-qxp-SoCs/20210310-181047
git checkout e621f277f533f302da23441f28b3fc02a152a7df
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
drivers/gpu/drm/bridge/imx/imx8qxp-ldb-drv.c:65:16: warning: 'struct phy_configure_opts_lvds' declared inside parameter list will not be visible outside of this definition or declaration
65 | struct phy_configure_opts_lvds *phy_cfg)
| ^~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/bridge/imx/imx8qxp-ldb-drv.c: In function 'imx8qxp_ldb_set_phy_cfg':
>> drivers/gpu/drm/bridge/imx/imx8qxp-ldb-drv.c:67:9: error: dereferencing pointer to incomplete type 'struct phy_configure_opts_lvds'
67 | phy_cfg->bits_per_lane_and_dclk_cycle = 7;
| ^~
drivers/gpu/drm/bridge/imx/imx8qxp-ldb-drv.c: In function 'imx8qxp_ldb_bridge_atomic_check':
>> drivers/gpu/drm/bridge/imx/imx8qxp-ldb-drv.c:94:49: error: 'union phy_configure_opts' has no member named 'lvds'
94 | struct phy_configure_opts_lvds *phy_cfg = &opts.lvds;
| ^
>> drivers/gpu/drm/bridge/imx/imx8qxp-ldb-drv.c:102:57: error: passing argument 4 of 'imx8qxp_ldb_set_phy_cfg' from incompatible pointer type [-Werror=incompatible-pointer-types]
102 | imx8qxp_ldb_set_phy_cfg(imx8qxp_ldb, di_clk, is_split, phy_cfg);
| ^~~~~~~
| |
| struct phy_configure_opts_lvds *
drivers/gpu/drm/bridge/imx/imx8qxp-ldb-drv.c:65:41: note: expected 'struct phy_configure_opts_lvds *' but argument is of type 'struct phy_configure_opts_lvds *'
65 | struct phy_configure_opts_lvds *phy_cfg)
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~
drivers/gpu/drm/bridge/imx/imx8qxp-ldb-drv.c: In function 'imx8qxp_ldb_bridge_mode_set':
drivers/gpu/drm/bridge/imx/imx8qxp-ldb-drv.c:136:49: error: 'union phy_configure_opts' has no member named 'lvds'
136 | struct phy_configure_opts_lvds *phy_cfg = &opts.lvds;
| ^
drivers/gpu/drm/bridge/imx/imx8qxp-ldb-drv.c:162:57: error: passing argument 4 of 'imx8qxp_ldb_set_phy_cfg' from incompatible pointer type [-Werror=incompatible-pointer-types]
162 | imx8qxp_ldb_set_phy_cfg(imx8qxp_ldb, di_clk, is_split, phy_cfg);
| ^~~~~~~
| |
| struct phy_configure_opts_lvds *
drivers/gpu/drm/bridge/imx/imx8qxp-ldb-drv.c:65:41: note: expected 'struct phy_configure_opts_lvds *' but argument is of type 'struct phy_configure_opts_lvds *'
65 | struct phy_configure_opts_lvds *phy_cfg)
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~
cc1: some warnings being treated as errors
vim +67 drivers/gpu/drm/bridge/imx/imx8qxp-ldb-drv.c
62
63 static void imx8qxp_ldb_set_phy_cfg(struct imx8qxp_ldb *imx8qxp_ldb,
64 unsigned long di_clk, bool is_split,
65 struct phy_configure_opts_lvds *phy_cfg)
66 {
> 67 phy_cfg->bits_per_lane_and_dclk_cycle = 7;
68 phy_cfg->lanes = 4;
69
70 if (is_split) {
71 phy_cfg->differential_clk_rate = di_clk / 2;
72 phy_cfg->is_slave = !imx8qxp_ldb->companion;
73 } else {
74 phy_cfg->differential_clk_rate = di_clk;
75 phy_cfg->is_slave = false;
76 }
77 }
78
79 static int imx8qxp_ldb_bridge_atomic_check(struct drm_bridge *bridge,
80 struct drm_bridge_state *bridge_state,
81 struct drm_crtc_state *crtc_state,
82 struct drm_connector_state *conn_state)
83 {
84 struct ldb_channel *ldb_ch = bridge->driver_private;
85 struct ldb *ldb = ldb_ch->ldb;
86 struct imx8qxp_ldb_channel *imx8qxp_ldb_ch =
87 base_to_imx8qxp_ldb_channel(ldb_ch);
88 struct imx8qxp_ldb *imx8qxp_ldb = base_to_imx8qxp_ldb(ldb);
89 struct drm_bridge *companion = imx8qxp_ldb->companion;
90 struct drm_display_mode *adj = &crtc_state->adjusted_mode;
91 unsigned long di_clk = adj->clock * 1000;
92 bool is_split = ldb_channel_is_split_link(ldb_ch);
93 union phy_configure_opts opts = { };
> 94 struct phy_configure_opts_lvds *phy_cfg = &opts.lvds;
95 int ret;
96
97 ret = ldb_bridge_atomic_check_helper(bridge, bridge_state,
98 crtc_state, conn_state);
99 if (ret)
100 return ret;
101
> 102 imx8qxp_ldb_set_phy_cfg(imx8qxp_ldb, di_clk, is_split, phy_cfg);
103 ret = phy_validate(imx8qxp_ldb_ch->phy, PHY_MODE_LVDS, 0, &opts);
104 if (ret < 0) {
105 DRM_DEV_DEBUG_DRIVER(imx8qxp_ldb->dev,
106 "failed to validate PHY: %d\n", ret);
107 return ret;
108 }
109
110 if (is_split && companion) {
111 ret = companion->funcs->atomic_check(companion,
112 bridge_state, crtc_state, conn_state);
113 if (ret)
114 return ret;
115 }
116
117 return ret;
118 }
119
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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