From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
We're supposed to examine msgs[i] and msgs[i+1] to see if they
form a pair suitable for an indexed transfer. But in reality
we're examining msgs[0] and msgs[1]. Fix this.
Cc: stable@xxxxxxxxxxxxxxx
Cc: Daniel Kurtz <djkurtz@xxxxxxxxxxxx>
Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
Cc: Sean Paul <seanpaul@xxxxxxxxxxxx>
Fixes: 56f9eac05489 ("drm/i915/intel_i2c: use INDEX cycles for i2c read transactions")
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_i2c.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c
index eb5827110d8f..165375cbef2f 100644
--- a/drivers/gpu/drm/i915/intel_i2c.c
+++ b/drivers/gpu/drm/i915/intel_i2c.c
@@ -484,7 +484,7 @@ do_gmbus_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs, int num)
for (; i < num; i += inc) {
inc = 1;
- if (gmbus_is_index_read(msgs, i, num)) {
+ if (gmbus_is_index_read(&msgs[i], i, num)) {
ret = gmbus_xfer_index_read(dev_priv, &msgs[i]);
inc = 2; /* an index read is two msgs */
} else if (msgs[i].flags & I2C_M_RD) {
--
2.13.6
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