drm/i915: Remove "i2c_speed" nonsense from child device table
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>
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 7312002..ed15c00 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -1896,7 +1896,7 @@
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 @@
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