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staging: fbtft: A bit more information on dev_err.

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Adds a bit more information on debug.
The line break was to avoid obfuscating the parameters on the end of a large line.

Signed-off-by: Leonardo Brás <leobras.c@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Leonardo Brás 2018-08-07 21:28:50 -03:00 committed by Greg Kroah-Hartman
parent 333c7b9405
commit e66f30ee13
1 changed files with 4 additions and 2 deletions
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6
drivers/staging/fbtft/fb_ssd1351.c
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@ -126,14 +126,16 @@ static int set_gamma(struct fbtft_par *par, u32 *curves)
for (i = 0; i < 63; i++) { for (i = 0; i < 63; i++) {
if (i > 0 && curves[i] < 2) { if (i > 0 && curves[i] < 2) {
dev_err(par->info->device, dev_err(par->info->device,
"Illegal value in Grayscale Lookup Table at index %d. Must be greater than 1\n", i); "Illegal value in Grayscale Lookup Table at index %d : %d. Must be greater than 1\n",
i, curves[i]);
return -EINVAL; return -EINVAL;
} }
acc += curves[i]; acc += curves[i];
tmp[i] = acc; tmp[i] = acc;
if (acc > 180) { if (acc > 180) {
dev_err(par->info->device, dev_err(par->info->device,
"Illegal value(s) in Grayscale Lookup Table. At index=%d, the accumulated value has exceeded 180\n", i); "Illegal value(s) in Grayscale Lookup Table. At index=%d : %d, the accumulated value has exceeded 180\n",
i, acc);
return -EINVAL; return -EINVAL;
} }
} }