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drm/i2c: tda998x: faster polling for edid 

One of Jean-Francois patches changed the EDID polling to once every
10ms for 10 interations, whereas the original code did 1ms for 100
interations.  This appears to cause boot-time detection to take
noticably longer.  Revert this change.

Acked-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
hifive-unleashed-5.1
Russell King 2014-03-03 14:09:36 +00:00
parent 2e48cecb55
commit 713456db17
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/i2c/tda998x_drv.c
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@ -1048,8 +1048,8 @@ read_edid_block(struct drm_encoder *encoder, uint8_t *buf, int blk)
return i;
}
} else {
for (i = 10; i > 0; i--) {
msleep(10);
for (i = 100; i > 0; i--) {
msleep(1);
ret = reg_read(priv, REG_INT_FLAGS_2);
if (ret < 0)
return ret;