Re: [PATCH 47/48] PWM: atmel-tcb: switch to new binding

From: kbuild test robot
Date: Fri Jun 10 2016 - 22:24:36 EST


Hi,

[auto build test WARNING on at91/at91-next]
[also build test WARNING on v4.7-rc2 next-20160609]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/Alexandre-Belloni/ARM-at91-rework-Atmel-TCB-drivers/20160611-062134
base: https://git.kernel.org/pub/scm/linux/kernel/git/nferre/linux-at91.git at91-next
config: x86_64-allmodconfig (attached as .config)
compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64

All warnings (new ones prefixed by >>):

drivers/pwm/pwm-atmel-tcb.c: In function 'atmel_tcb_pwm_probe':
>> drivers/pwm/pwm-atmel-tcb.c:418:18: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
tcbpwm->width = (int)match->data;
^

vim +418 drivers/pwm/pwm-atmel-tcb.c

402 dev_err(&pdev->dev, "failed to allocate memory\n");
403 goto err_slow_clk;
404 }
405
406 tcbpwm->chip.dev = &pdev->dev;
407 tcbpwm->chip.ops = &atmel_tcb_pwm_ops;
408 tcbpwm->chip.of_xlate = of_pwm_xlate_with_flags;
409 tcbpwm->chip.of_pwm_n_cells = 3;
410 tcbpwm->chip.base = -1;
411 tcbpwm->chip.npwm = NPWM;
412 tcbpwm->channel = channel;
413 tcbpwm->regmap = regmap;
414 tcbpwm->clk = clk;
415 tcbpwm->slow_clk = slow_clk;
416
417 match = of_match_node(atmel_tcb_dt_ids, np->parent);
> 418 tcbpwm->width = (int)match->data;
419
420 err = clk_prepare_enable(slow_clk);
421 if (err)
422 goto err_slow_clk;
423
424 spin_lock_init(&tcbpwm->lock);
425
426 err = pwmchip_add(&tcbpwm->chip);

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