Re: [PATCH 6/7] drm/bridge: anx7625: Register Type-C mode switches
From: kernel test robot
Date: Wed Jun 08 2022 - 14:35:58 EST
Hi Prashant,
I love your patch! Yet something to improve:
[auto build test ERROR on drm/drm-next]
[also build test ERROR on usb/usb-testing v5.19-rc1 next-20220608]
[cannot apply to balbi-usb/testing/next peter-chen-usb/for-usb-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/intel-lab-lkp/linux/commits/Prashant-Malani/usb-typec-Introduce-typec-switch-binding/20220608-042545
base: git://anongit.freedesktop.org/drm/drm drm-next
config: hexagon-buildonly-randconfig-r012-20220608 (https://download.01.org/0day-ci/archive/20220609/202206090245.ZHrBQ2To-lkp@xxxxxxxxx/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project b92436efcb7813fc481b30f2593a4907568d917a)
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/intel-lab-lkp/linux/commit/2ac4609c73d7bb4d1a585dae84559967ced3bad6
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Prashant-Malani/usb-typec-Introduce-typec-switch-binding/20220608-042545
git checkout 2ac4609c73d7bb4d1a585dae84559967ced3bad6
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/gpu/drm/bridge/analogix/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>
All error/warnings (new ones prefixed by >>):
In file included from drivers/gpu/drm/bridge/analogix/anx7625.c:18:
>> include/linux/usb/typec_mux.h:83:19: warning: no previous prototype for function 'fwnode_typec_mux_get' [-Wmissing-prototypes]
struct typec_mux *fwnode_typec_mux_get(struct fwnode_handle *fwnode,
^
include/linux/usb/typec_mux.h:83:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
struct typec_mux *fwnode_typec_mux_get(struct fwnode_handle *fwnode,
^
static
>> include/linux/usb/typec_mux.h:89:6: warning: no previous prototype for function 'typec_mux_put' [-Wmissing-prototypes]
void typec_mux_put(struct typec_mux *mux) {}
^
include/linux/usb/typec_mux.h:89:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void typec_mux_put(struct typec_mux *mux) {}
^
static
>> include/linux/usb/typec_mux.h:91:5: warning: no previous prototype for function 'typec_mux_set' [-Wmissing-prototypes]
int typec_mux_set(struct typec_mux *mux, struct typec_mux_state *state)
^
include/linux/usb/typec_mux.h:91:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int typec_mux_set(struct typec_mux *mux, struct typec_mux_state *state)
^
static
>> include/linux/usb/typec_mux.h:103:1: warning: no previous prototype for function 'typec_mux_register' [-Wmissing-prototypes]
typec_mux_register(struct device *parent, const struct typec_mux_desc *desc)
^
include/linux/usb/typec_mux.h:102:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
struct typec_mux *
^
static
>> include/linux/usb/typec_mux.h:107:6: warning: no previous prototype for function 'typec_mux_unregister' [-Wmissing-prototypes]
void typec_mux_unregister(struct typec_mux *mux) {}
^
include/linux/usb/typec_mux.h:107:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void typec_mux_unregister(struct typec_mux *mux) {}
^
static
>> include/linux/usb/typec_mux.h:109:6: warning: no previous prototype for function 'typec_mux_set_drvdata' [-Wmissing-prototypes]
void typec_mux_set_drvdata(struct typec_mux *mux, void *data) {}
^
include/linux/usb/typec_mux.h:109:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void typec_mux_set_drvdata(struct typec_mux *mux, void *data) {}
^
static
>> include/linux/usb/typec_mux.h:110:7: warning: no previous prototype for function 'typec_mux_get_drvdata' [-Wmissing-prototypes]
void *typec_mux_get_drvdata(struct typec_mux *mux)
^
include/linux/usb/typec_mux.h:110:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void *typec_mux_get_drvdata(struct typec_mux *mux)
^
static
>> drivers/gpu/drm/bridge/analogix/anx7625.c:2617:23: error: incompatible pointer types assigning to 'struct typec_mux_dev *' from 'struct typec_mux *' [-Werror,-Wincompatible-pointer-types]
port_data->typec_mux = typec_mux_register(dev, &mux_desc);
^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/bridge/analogix/anx7625.c:2631:24: error: incompatible pointer types passing 'struct typec_mux_dev *' to parameter of type 'struct typec_mux *' [-Werror,-Wincompatible-pointer-types]
typec_mux_unregister(ctx->typec_ports[i].typec_mux);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/usb/typec_mux.h:107:45: note: passing argument to parameter 'mux' here
void typec_mux_unregister(struct typec_mux *mux) {}
^
7 warnings and 2 errors generated.
vim +2617 drivers/gpu/drm/bridge/analogix/anx7625.c
2590
2591 static int anx7625_register_mode_switch(struct device *dev, struct device_node *node,
2592 struct anx7625_data *ctx)
2593 {
2594 struct anx7625_port_data *port_data;
2595 struct typec_mux_desc mux_desc = {};
2596 char name[32];
2597 u32 port_num;
2598 int ret;
2599
2600 ret = of_property_read_u32(node, "reg", &port_num);
2601 if (ret)
2602 return ret;
2603
2604 if (port_num >= ctx->num_typec_switches) {
2605 dev_err(dev, "Invalid port number specified: %d\n", port_num);
2606 return -EINVAL;
2607 }
2608
2609 port_data = &ctx->typec_ports[port_num];
2610 port_data->ctx = ctx;
2611 mux_desc.fwnode = &node->fwnode;
2612 mux_desc.drvdata = port_data;
2613 snprintf(name, sizeof(name), "%s-%u", node->name, port_num);
2614 mux_desc.name = name;
2615 mux_desc.set = anx7625_typec_mux_set;
2616
> 2617 port_data->typec_mux = typec_mux_register(dev, &mux_desc);
2618 if (IS_ERR(port_data->typec_mux)) {
2619 ret = PTR_ERR(port_data->typec_mux);
2620 dev_err(dev, "Mode switch register for port %d failed: %d", port_num, ret);
2621 }
2622
2623 return ret;
2624 }
2625
2626 static void anx7625_unregister_typec_switches(struct anx7625_data *ctx)
2627 {
2628 int i;
2629
2630 for (i = 0; i < ctx->num_typec_switches; i++)
> 2631 typec_mux_unregister(ctx->typec_ports[i].typec_mux);
2632 }
2633
--
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https://01.org/lkp