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Message-ID: <202103201730.ZfmYHgEt-lkp@intel.com>
Date: Sat, 20 Mar 2021 17:56:25 +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 v6 13/14] drm/bridge: imx: Add LDB support for i.MX8qm
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 drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next linus/master v5.12-rc3 next-20210319]
[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/20210317-115847
base: https://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux.git for-next
config: x86_64-allyesconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/2a10a7804cc3ac91a22aca483e688326082219fa
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/20210317-115847
git checkout 2a10a7804cc3ac91a22aca483e688326082219fa
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
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/imx8qm-ldb-drv.c:69:15: warning: 'struct phy_configure_opts_lvds' declared inside parameter list will not be visible outside of this definition or declaration
69 | struct phy_configure_opts_lvds *phy_cfg)
| ^~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/bridge/imx/imx8qm-ldb-drv.c: In function 'imx8qm_ldb_set_phy_cfg':
>> drivers/gpu/drm/bridge/imx/imx8qm-ldb-drv.c:71:9: error: dereferencing pointer to incomplete type 'struct phy_configure_opts_lvds'
71 | phy_cfg->bits_per_lane_and_dclk_cycle = 7;
| ^~
drivers/gpu/drm/bridge/imx/imx8qm-ldb-drv.c: In function 'imx8qm_ldb_bridge_atomic_check':
>> drivers/gpu/drm/bridge/imx/imx8qm-ldb-drv.c:91:49: error: 'union phy_configure_opts' has no member named 'lvds'
91 | struct phy_configure_opts_lvds *phy_cfg = &opts.lvds;
| ^
>> drivers/gpu/drm/bridge/imx/imx8qm-ldb-drv.c:99:62: error: passing argument 5 of 'imx8qm_ldb_set_phy_cfg' from incompatible pointer type [-Werror=incompatible-pointer-types]
99 | imx8qm_ldb_set_phy_cfg(imx8qm_ldb, di_clk, is_split, false, phy_cfg);
| ^~~~~~~
| |
| struct phy_configure_opts_lvds *
drivers/gpu/drm/bridge/imx/imx8qm-ldb-drv.c:69:40: note: expected 'struct phy_configure_opts_lvds *' but argument is of type 'struct phy_configure_opts_lvds *'
69 | struct phy_configure_opts_lvds *phy_cfg)
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~
drivers/gpu/drm/bridge/imx/imx8qm-ldb-drv.c:111:10: error: passing argument 5 of 'imx8qm_ldb_set_phy_cfg' from incompatible pointer type [-Werror=incompatible-pointer-types]
111 | phy_cfg);
| ^~~~~~~
| |
| struct phy_configure_opts_lvds *
drivers/gpu/drm/bridge/imx/imx8qm-ldb-drv.c:69:40: note: expected 'struct phy_configure_opts_lvds *' but argument is of type 'struct phy_configure_opts_lvds *'
69 | struct phy_configure_opts_lvds *phy_cfg)
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~
drivers/gpu/drm/bridge/imx/imx8qm-ldb-drv.c: In function 'imx8qm_ldb_bridge_mode_set':
drivers/gpu/drm/bridge/imx/imx8qm-ldb-drv.c:137:49: error: 'union phy_configure_opts' has no member named 'lvds'
137 | struct phy_configure_opts_lvds *phy_cfg = &opts.lvds;
| ^
drivers/gpu/drm/bridge/imx/imx8qm-ldb-drv.c:152:62: error: passing argument 5 of 'imx8qm_ldb_set_phy_cfg' from incompatible pointer type [-Werror=incompatible-pointer-types]
152 | imx8qm_ldb_set_phy_cfg(imx8qm_ldb, di_clk, is_split, false, phy_cfg);
| ^~~~~~~
| |
| struct phy_configure_opts_lvds *
drivers/gpu/drm/bridge/imx/imx8qm-ldb-drv.c:69:40: note: expected 'struct phy_configure_opts_lvds *' but argument is of type 'struct phy_configure_opts_lvds *'
69 | struct phy_configure_opts_lvds *phy_cfg)
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~
drivers/gpu/drm/bridge/imx/imx8qm-ldb-drv.c:161:10: error: passing argument 5 of 'imx8qm_ldb_set_phy_cfg' from incompatible pointer type [-Werror=incompatible-pointer-types]
161 | phy_cfg);
| ^~~~~~~
| |
| struct phy_configure_opts_lvds *
drivers/gpu/drm/bridge/imx/imx8qm-ldb-drv.c:69:40: note: expected 'struct phy_configure_opts_lvds *' but argument is of type 'struct phy_configure_opts_lvds *'
69 | struct phy_configure_opts_lvds *phy_cfg)
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~
cc1: some warnings being treated as errors
vim +71 drivers/gpu/drm/bridge/imx/imx8qm-ldb-drv.c
65
66 static void imx8qm_ldb_set_phy_cfg(struct imx8qm_ldb *imx8qm_ldb,
67 unsigned long di_clk,
68 bool is_split, bool is_slave,
> 69 struct phy_configure_opts_lvds *phy_cfg)
70 {
> 71 phy_cfg->bits_per_lane_and_dclk_cycle = 7;
72 phy_cfg->lanes = 4;
73 phy_cfg->differential_clk_rate = is_split ? di_clk / 2 : di_clk;
74 phy_cfg->is_slave = is_slave;
75 }
76
77 static int imx8qm_ldb_bridge_atomic_check(struct drm_bridge *bridge,
78 struct drm_bridge_state *bridge_state,
79 struct drm_crtc_state *crtc_state,
80 struct drm_connector_state *conn_state)
81 {
82 struct ldb_channel *ldb_ch = bridge->driver_private;
83 struct ldb *ldb = ldb_ch->ldb;
84 struct imx8qm_ldb_channel *imx8qm_ldb_ch =
85 base_to_imx8qm_ldb_channel(ldb_ch);
86 struct imx8qm_ldb *imx8qm_ldb = base_to_imx8qm_ldb(ldb);
87 struct drm_display_mode *adj = &crtc_state->adjusted_mode;
88 unsigned long di_clk = adj->clock * 1000;
89 bool is_split = ldb_channel_is_split_link(ldb_ch);
90 union phy_configure_opts opts = { };
> 91 struct phy_configure_opts_lvds *phy_cfg = &opts.lvds;
92 int ret;
93
94 ret = ldb_bridge_atomic_check_helper(bridge, bridge_state,
95 crtc_state, conn_state);
96 if (ret)
97 return ret;
98
> 99 imx8qm_ldb_set_phy_cfg(imx8qm_ldb, di_clk, is_split, false, phy_cfg);
100 ret = phy_validate(imx8qm_ldb_ch->phy, PHY_MODE_LVDS, 0, &opts);
101 if (ret < 0) {
102 DRM_DEV_DEBUG_DRIVER(imx8qm_ldb->dev,
103 "failed to validate PHY: %d\n", ret);
104 return ret;
105 }
106
107 if (is_split) {
108 imx8qm_ldb_ch =
109 &imx8qm_ldb->channel[imx8qm_ldb->active_chno ^ 1];
110 imx8qm_ldb_set_phy_cfg(imx8qm_ldb, di_clk, is_split, true,
111 phy_cfg);
112 ret = phy_validate(imx8qm_ldb_ch->phy, PHY_MODE_LVDS, 0, &opts);
113 if (ret < 0) {
114 DRM_DEV_DEBUG_DRIVER(imx8qm_ldb->dev,
115 "failed to validate slave PHY: %d\n", ret);
116 return ret;
117 }
118 }
119
120 return ret;
121 }
122
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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