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drm/i915: Remove "i2c_speed" nonsense from child device table

Forráskód böngészése 
I have no evidence for this byte being used this way, and lots of
counterexamples.  Restore the struct to its empirical definition and
patch up gmbus setup to match.

Signed-off-by: Adam Jackson <ajax@redhat.com>
Acked-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Keith Packard <keithp@keithp.com>
This commit is contained in:
Adam Jackson
2011-06-16 16:36:23 -04:00
committed by Keith Packard
szülő 9a1f57808a
commit 46eb303682
4 fájl változott, egészen pontosan 8 új sor hozzáadva és 14 régi sor törölve
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12
drivers/gpu/drm/i915/intel_sdvo.c
Fájl megtekintése

@@ -1896,7 +1896,7 @@ intel_sdvo_select_i2c_bus(struct drm_i915_private *dev_priv,
struct intel_sdvo *sdvo, u32 reg)
{
struct sdvo_device_mapping *mapping;
u8 pin, speed;
u8 pin;
if (IS_SDVOB(reg))
mapping = &dev_priv->sdvo_mappings[0];
@@ -1904,18 +1904,16 @@ intel_sdvo_select_i2c_bus(struct drm_i915_private *dev_priv,
mapping = &dev_priv->sdvo_mappings[1];
pin = GMBUS_PORT_DPB;
speed = GMBUS_RATE_1MHZ >> 8;
if (mapping->initialized) {
if (mapping->initialized)
pin = mapping->i2c_pin;
speed = mapping->i2c_speed;
}
if (pin < GMBUS_NUM_PORTS) {
sdvo->i2c = &dev_priv->gmbus[pin].adapter;
intel_gmbus_set_speed(sdvo->i2c, speed);
intel_gmbus_set_speed(sdvo->i2c, GMBUS_RATE_1MHZ >> 8);
intel_gmbus_force_bit(sdvo->i2c, true);
} else
} else {
sdvo->i2c = &dev_priv->gmbus[GMBUS_PORT_DPB].adapter;
}
}
static bool