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Subject[asahilinux:nvme/new 6/9] drivers/mailbox/apple-mailbox-compat-shim.c:68:20: warning: cast from pointer to integer of different size
tree:   https://github.com/AsahiLinux/linux nvme/new
head: b97dea3822f87d95ed741680a55b0e6b13755194
commit: 2160c3a88f8ad962d0a5a57dae36ffa895fd8a0b [6/9] HACK compat mailbox shim
config: microblaze-randconfig-r005-20210822 (attached as .config)
compiler: microblaze-linux-gcc (GCC) 11.2.0
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/AsahiLinux/linux/commit/2160c3a88f8ad962d0a5a57dae36ffa895fd8a0b
git remote add asahilinux https://github.com/AsahiLinux/linux
git fetch --no-tags asahilinux nvme/new
git checkout 2160c3a88f8ad962d0a5a57dae36ffa895fd8a0b
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=microblaze

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

drivers/mailbox/apple-mailbox-compat-shim.c: In function 'apple_compat_mbox_chan_send_data':
>> drivers/mailbox/apple-mailbox-compat-shim.c:68:20: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
68 | msg.msg0 = (u64)data;
| ^
drivers/mailbox/apple-mailbox-compat-shim.c: In function 'rtk_got_msg':
>> drivers/mailbox/apple-mailbox-compat-shim.c:112:56: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
112 | mbox_chan_received_data(&mbox->chan[endpoint], (void *)message);
| ^


vim +68 drivers/mailbox/apple-mailbox-compat-shim.c

61
62 static int apple_compat_mbox_chan_send_data(struct mbox_chan *chan, void *data)
63 {
64 struct apple_compat_mbox_priv *priv = chan->con_priv;
65 struct apple_compat_mbox *apple_mbox = priv->mbox;
66 struct apple_mbox_msg msg;
67
> 68 msg.msg0 = (u64)data;
69 msg.msg1 = priv->ep;
70
71 return mbox_send_message(apple_mbox->hw_chan, &msg);
72 }
73
74 static int apple_compat_mbox_chan_startup(struct mbox_chan *chan)
75 {
76 struct apple_compat_mbox_priv *priv = chan->con_priv;
77 priv->enabled = true;
78 apple_rtkit_start_ep(priv->mbox->rtk, priv->ep);
79 return 0;
80 }
81
82 static void apple_compat_mbox_chan_shutdown(struct mbox_chan *chan)
83 {
84 struct apple_compat_mbox_priv *priv = chan->con_priv;
85 priv->enabled = false;
86 }
87
88 static bool apple_compat_mbox_chan_last_txdone(struct mbox_chan *chan)
89 {
90 return true;
91 }
92
93 static const struct mbox_chan_ops apple_compat_mbox_ops = {
94 .send_data = &apple_compat_mbox_chan_send_data,
95 .last_tx_done = apple_compat_mbox_chan_last_txdone,
96 .startup = &apple_compat_mbox_chan_startup,
97 .shutdown = &apple_compat_mbox_chan_shutdown,
98 };
99
100 static int dummy_shmem_verify(void *cookie, dma_addr_t addr, size_t len)
101 {
102 return 0;
103 }
104
105 static void rtk_got_msg(void *cookie, u8 endpoint, u64 message)
106 {
107 struct apple_compat_mbox *mbox = cookie;
108
109 if (!mbox->chan_priv[endpoint].enabled)
110 return;
111
> 112 mbox_chan_received_data(&mbox->chan[endpoint], (void *)message);
113 }
114

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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