tree: git://anongit.freedesktop.org/drm-intel topic/drm-misc head: 5ee4c8f064719f5c62ea53f304845f75f87f2804 commit: d25bcfb8c2e18b9b36f037f38be4d4792ebf8d57 [10/25] drm/hisilicon: Don't set drm_device->platformdev config: arm64-allmodconfig (attached as .config) compiler: aarch64-linux-gnu-gcc (Debian 5.4.0-6) 5.4.0 20160609 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/ma... -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout d25bcfb8c2e18b9b36f037f38be4d4792ebf8d57 # save the attached .config to linux build tree make.cross ARCH=arm64
All error/warnings (new ones prefixed by >>):
In file included from include/linux/list.h:8:0, from include/linux/kobject.h:20, from include/linux/device.h:17, from include/linux/of_platform.h:14, from drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c:18: drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c: In function 'kirin_drm_kms_init': include/linux/kernel.h:831:48: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types] const typeof( ((type *)0)->member ) *__mptr = (ptr); \ ^
include/linux/platform_device.h:43:31: note: in expansion of macro 'container_of'
#define to_platform_device(x) container_of((x), struct platform_device, dev) ^
drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c:106:21: note: in expansion of macro 'to_platform_device'
ret = dc_ops->init(to_platform_device(dev)); ^
drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c:140:18: error: passing argument 1 of 'dc_ops->cleanup' from incompatible pointer type [-Werror=incompatible-pointer-types]
dc_ops->cleanup(dev); ^ drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c:140:18: note: expected 'struct platform_device *' but argument is of type 'struct drm_device *' cc1: some warnings being treated as errors -- drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c: In function 'ade_drm_init':
drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c:994:52: error: 'dev' undeclared (first use in this function)
struct drm_device *drm_dev = platform_get_drvdata(dev); ^ drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c:994:52: note: each undeclared identifier is reported only once for each function it appears in
drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c:994:21: warning: unused variable 'drm_dev' [-Wunused-variable]
struct drm_device *drm_dev = platform_get_drvdata(dev); ^ drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c: In function 'ade_drm_cleanup': drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c:1055:52: error: 'dev' undeclared (first use in this function) struct drm_device *drm_dev = platform_get_drvdata(dev); ^ drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c:1055:21: warning: unused variable 'drm_dev' [-Wunused-variable] struct drm_device *drm_dev = platform_get_drvdata(dev); ^ drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c: At top level:
drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c:1065:1: error: expected '}' before ';' token
; ^
vim +140 drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c
23e7b2ab9 Xinliang Liu 2015-10-09 12 * This program is free software; you can redistribute it and/or modify 23e7b2ab9 Xinliang Liu 2015-10-09 13 * it under the terms of the GNU General Public License version 2 as 23e7b2ab9 Xinliang Liu 2015-10-09 14 * published by the Free Software Foundation. 23e7b2ab9 Xinliang Liu 2015-10-09 15 * 23e7b2ab9 Xinliang Liu 2015-10-09 16 */ 23e7b2ab9 Xinliang Liu 2015-10-09 17 23e7b2ab9 Xinliang Liu 2015-10-09 @18 #include <linux/of_platform.h> 23e7b2ab9 Xinliang Liu 2015-10-09 19 #include <linux/component.h> 23e7b2ab9 Xinliang Liu 2015-10-09 20 #include <linux/of_graph.h> 23e7b2ab9 Xinliang Liu 2015-10-09 21 23e7b2ab9 Xinliang Liu 2015-10-09 22 #include <drm/drmP.h> 23e7b2ab9 Xinliang Liu 2015-10-09 23 #include <drm/drm_gem_cma_helper.h> 23e7b2ab9 Xinliang Liu 2015-10-09 24 #include <drm/drm_fb_cma_helper.h> 23e7b2ab9 Xinliang Liu 2015-10-09 25 #include <drm/drm_atomic_helper.h> 6b7a59654 Xinliang Liu 2015-10-10 26 #include <drm/drm_crtc_helper.h> 23e7b2ab9 Xinliang Liu 2015-10-09 27 23e7b2ab9 Xinliang Liu 2015-10-09 28 #include "kirin_drm_drv.h" 23e7b2ab9 Xinliang Liu 2015-10-09 29 23e7b2ab9 Xinliang Liu 2015-10-09 30 static struct kirin_dc_ops *dc_ops; 23e7b2ab9 Xinliang Liu 2015-10-09 31 23e7b2ab9 Xinliang Liu 2015-10-09 32 static int kirin_drm_kms_cleanup(struct drm_device *dev) 23e7b2ab9 Xinliang Liu 2015-10-09 33 { 783ad972c Xinliang Liu 2015-10-10 34 struct kirin_drm_private *priv = dev->dev_private; 783ad972c Xinliang Liu 2015-10-10 35 6b7a59654 Xinliang Liu 2015-10-10 36 #ifdef CONFIG_DRM_FBDEV_EMULATION 6b7a59654 Xinliang Liu 2015-10-10 37 if (priv->fbdev) { 6b7a59654 Xinliang Liu 2015-10-10 38 drm_fbdev_cma_fini(priv->fbdev); 6b7a59654 Xinliang Liu 2015-10-10 39 priv->fbdev = NULL; 6b7a59654 Xinliang Liu 2015-10-10 40 } 6b7a59654 Xinliang Liu 2015-10-10 41 #endif 6b7a59654 Xinliang Liu 2015-10-10 42 drm_kms_helper_poll_fini(dev); bc4611e80 Xinliang Liu 2015-10-10 43 drm_vblank_cleanup(dev); d25bcfb8c Daniel Vetter 2016-08-12 44 dc_ops->cleanup(to_platform_device(dev->dev)); 23e7b2ab9 Xinliang Liu 2015-10-09 45 drm_mode_config_cleanup(dev); 783ad972c Xinliang Liu 2015-10-10 46 devm_kfree(dev->dev, priv); 783ad972c Xinliang Liu 2015-10-10 47 dev->dev_private = NULL; 23e7b2ab9 Xinliang Liu 2015-10-09 48 23e7b2ab9 Xinliang Liu 2015-10-09 49 return 0; 23e7b2ab9 Xinliang Liu 2015-10-09 50 } 23e7b2ab9 Xinliang Liu 2015-10-09 51 6b7a59654 Xinliang Liu 2015-10-10 52 #ifdef CONFIG_DRM_FBDEV_EMULATION 6b7a59654 Xinliang Liu 2015-10-10 53 static void kirin_fbdev_output_poll_changed(struct drm_device *dev) 6b7a59654 Xinliang Liu 2015-10-10 54 { 6b7a59654 Xinliang Liu 2015-10-10 55 struct kirin_drm_private *priv = dev->dev_private; 6b7a59654 Xinliang Liu 2015-10-10 56 6b7a59654 Xinliang Liu 2015-10-10 57 if (priv->fbdev) { 6b7a59654 Xinliang Liu 2015-10-10 58 drm_fbdev_cma_hotplug_event(priv->fbdev); 6b7a59654 Xinliang Liu 2015-10-10 59 } else { 6b7a59654 Xinliang Liu 2015-10-10 60 priv->fbdev = drm_fbdev_cma_init(dev, 32, 6b7a59654 Xinliang Liu 2015-10-10 61 dev->mode_config.num_crtc, 6b7a59654 Xinliang Liu 2015-10-10 62 dev->mode_config.num_connector); 6b7a59654 Xinliang Liu 2015-10-10 63 if (IS_ERR(priv->fbdev)) 6b7a59654 Xinliang Liu 2015-10-10 64 priv->fbdev = NULL; 6b7a59654 Xinliang Liu 2015-10-10 65 } 6b7a59654 Xinliang Liu 2015-10-10 66 } 6b7a59654 Xinliang Liu 2015-10-10 67 #endif 6b7a59654 Xinliang Liu 2015-10-10 68 23e7b2ab9 Xinliang Liu 2015-10-09 69 static const struct drm_mode_config_funcs kirin_drm_mode_config_funcs = { 23e7b2ab9 Xinliang Liu 2015-10-09 70 .fb_create = drm_fb_cma_create, 6b7a59654 Xinliang Liu 2015-10-10 71 #ifdef CONFIG_DRM_FBDEV_EMULATION 6b7a59654 Xinliang Liu 2015-10-10 72 .output_poll_changed = kirin_fbdev_output_poll_changed, 6b7a59654 Xinliang Liu 2015-10-10 73 #endif 23e7b2ab9 Xinliang Liu 2015-10-09 74 .atomic_check = drm_atomic_helper_check, 23e7b2ab9 Xinliang Liu 2015-10-09 75 .atomic_commit = drm_atomic_helper_commit, 23e7b2ab9 Xinliang Liu 2015-10-09 76 }; 23e7b2ab9 Xinliang Liu 2015-10-09 77 23e7b2ab9 Xinliang Liu 2015-10-09 78 static void kirin_drm_mode_config_init(struct drm_device *dev) 23e7b2ab9 Xinliang Liu 2015-10-09 79 { 23e7b2ab9 Xinliang Liu 2015-10-09 80 dev->mode_config.min_width = 0; 23e7b2ab9 Xinliang Liu 2015-10-09 81 dev->mode_config.min_height = 0; 23e7b2ab9 Xinliang Liu 2015-10-09 82 23e7b2ab9 Xinliang Liu 2015-10-09 83 dev->mode_config.max_width = 2048; 23e7b2ab9 Xinliang Liu 2015-10-09 84 dev->mode_config.max_height = 2048; 23e7b2ab9 Xinliang Liu 2015-10-09 85 23e7b2ab9 Xinliang Liu 2015-10-09 86 dev->mode_config.funcs = &kirin_drm_mode_config_funcs; 23e7b2ab9 Xinliang Liu 2015-10-09 87 } 23e7b2ab9 Xinliang Liu 2015-10-09 88 23e7b2ab9 Xinliang Liu 2015-10-09 89 static int kirin_drm_kms_init(struct drm_device *dev) 23e7b2ab9 Xinliang Liu 2015-10-09 90 { 783ad972c Xinliang Liu 2015-10-10 91 struct kirin_drm_private *priv; 23e7b2ab9 Xinliang Liu 2015-10-09 92 int ret; 23e7b2ab9 Xinliang Liu 2015-10-09 93 783ad972c Xinliang Liu 2015-10-10 94 priv = devm_kzalloc(dev->dev, sizeof(*priv), GFP_KERNEL); 783ad972c Xinliang Liu 2015-10-10 95 if (!priv) 783ad972c Xinliang Liu 2015-10-10 96 return -ENOMEM; 783ad972c Xinliang Liu 2015-10-10 97 783ad972c Xinliang Liu 2015-10-10 98 dev->dev_private = priv; 23e7b2ab9 Xinliang Liu 2015-10-09 99 dev_set_drvdata(dev->dev, dev); 23e7b2ab9 Xinliang Liu 2015-10-09 100 23e7b2ab9 Xinliang Liu 2015-10-09 101 /* dev->mode_config initialization */ 23e7b2ab9 Xinliang Liu 2015-10-09 102 drm_mode_config_init(dev); 23e7b2ab9 Xinliang Liu 2015-10-09 103 kirin_drm_mode_config_init(dev); 23e7b2ab9 Xinliang Liu 2015-10-09 104 23e7b2ab9 Xinliang Liu 2015-10-09 105 /* display controller init */ d25bcfb8c Daniel Vetter 2016-08-12 @106 ret = dc_ops->init(to_platform_device(dev)); 23e7b2ab9 Xinliang Liu 2015-10-09 107 if (ret) 23e7b2ab9 Xinliang Liu 2015-10-09 108 goto err_mode_config_cleanup; 23e7b2ab9 Xinliang Liu 2015-10-09 109 23e7b2ab9 Xinliang Liu 2015-10-09 110 /* bind and init sub drivers */ 23e7b2ab9 Xinliang Liu 2015-10-09 111 ret = component_bind_all(dev->dev, dev); 23e7b2ab9 Xinliang Liu 2015-10-09 112 if (ret) { 23e7b2ab9 Xinliang Liu 2015-10-09 113 DRM_ERROR("failed to bind all component.\n"); 23e7b2ab9 Xinliang Liu 2015-10-09 114 goto err_dc_cleanup; 23e7b2ab9 Xinliang Liu 2015-10-09 115 } 23e7b2ab9 Xinliang Liu 2015-10-09 116 bc4611e80 Xinliang Liu 2015-10-10 117 /* vblank init */ bc4611e80 Xinliang Liu 2015-10-10 118 ret = drm_vblank_init(dev, dev->mode_config.num_crtc); bc4611e80 Xinliang Liu 2015-10-10 119 if (ret) { bc4611e80 Xinliang Liu 2015-10-10 120 DRM_ERROR("failed to initialize vblank.\n"); bc4611e80 Xinliang Liu 2015-10-10 121 goto err_unbind_all; bc4611e80 Xinliang Liu 2015-10-10 122 } bc4611e80 Xinliang Liu 2015-10-10 123 /* with irq_enabled = true, we can use the vblank feature. */ bc4611e80 Xinliang Liu 2015-10-10 124 dev->irq_enabled = true; bc4611e80 Xinliang Liu 2015-10-10 125 23e7b2ab9 Xinliang Liu 2015-10-09 126 /* reset all the states of crtc/plane/encoder/connector */ 23e7b2ab9 Xinliang Liu 2015-10-09 127 drm_mode_config_reset(dev); 23e7b2ab9 Xinliang Liu 2015-10-09 128 6b7a59654 Xinliang Liu 2015-10-10 129 /* init kms poll for handling hpd */ 6b7a59654 Xinliang Liu 2015-10-10 130 drm_kms_helper_poll_init(dev); 6b7a59654 Xinliang Liu 2015-10-10 131 6b7a59654 Xinliang Liu 2015-10-10 132 /* force detection after connectors init */ 6b7a59654 Xinliang Liu 2015-10-10 133 (void)drm_helper_hpd_irq_event(dev); 6b7a59654 Xinliang Liu 2015-10-10 134 23e7b2ab9 Xinliang Liu 2015-10-09 135 return 0; 23e7b2ab9 Xinliang Liu 2015-10-09 136 bc4611e80 Xinliang Liu 2015-10-10 137 err_unbind_all: bc4611e80 Xinliang Liu 2015-10-10 138 component_unbind_all(dev->dev, dev); 23e7b2ab9 Xinliang Liu 2015-10-09 139 err_dc_cleanup: 23e7b2ab9 Xinliang Liu 2015-10-09 @140 dc_ops->cleanup(dev); 23e7b2ab9 Xinliang Liu 2015-10-09 141 err_mode_config_cleanup: 23e7b2ab9 Xinliang Liu 2015-10-09 142 drm_mode_config_cleanup(dev); 783ad972c Xinliang Liu 2015-10-10 143 devm_kfree(dev->dev, priv);
:::::: The code at line 140 was first introduced by commit :::::: 23e7b2ab9a8ff5653e8140248a494c3f3171dce3 drm/hisilicon: Add hisilicon kirin drm master driver
:::::: TO: Xinliang Liu xinliang.liu@linaro.org :::::: CC: Xinliang Liu xinliang.liu@linaro.org
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