From b4b7ff4b08e691656c9d77c758fc355833128ac0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 20 Jan 2016 14:01:31 -0300 Subject: Linux-libre 4.4-gnu --- drivers/video/fbdev/core/fb_ddc.c | 28 ++++++++++++++++++---------- 1 file changed, 18 insertions(+), 10 deletions(-) (limited to 'drivers/video/fbdev/core') diff --git a/drivers/video/fbdev/core/fb_ddc.c b/drivers/video/fbdev/core/fb_ddc.c index 94322ccfe..8bf5f2f54 100644 --- a/drivers/video/fbdev/core/fb_ddc.c +++ b/drivers/video/fbdev/core/fb_ddc.c @@ -67,13 +67,17 @@ unsigned char *fb_ddc_read(struct i2c_adapter *adapter) msleep(13); algo_data->setscl(algo_data->data, 1); - for (j = 0; j < 5; j++) { - msleep(10); - if (algo_data->getscl(algo_data->data)) - break; + if (algo_data->getscl) { + for (j = 0; j < 5; j++) { + msleep(10); + if (algo_data->getscl(algo_data->data)) + break; + } + if (j == 5) + continue; + } else { + udelay(algo_data->udelay); } - if (j == 5) - continue; algo_data->setsda(algo_data->data, 0); msleep(15); @@ -89,10 +93,14 @@ unsigned char *fb_ddc_read(struct i2c_adapter *adapter) msleep(15); algo_data->setscl(algo_data->data, 1); - for (j = 0; j < 10; j++) { - msleep(10); - if (algo_data->getscl(algo_data->data)) - break; + if (algo_data->getscl) { + for (j = 0; j < 10; j++) { + msleep(10); + if (algo_data->getscl(algo_data->data)) + break; + } + } else { + udelay(algo_data->udelay); } algo_data->setsda(algo_data->data, 1); -- cgit v1.2.3-54-g00ecf