Message ID | 1412691687-12466-4-git-send-email-mika.kuoppala@intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On 07/10/2014 15:21, Mika Kuoppala wrote: > As the workaround list has the value as initialization time > constant, we can do the simple checking on the go without > negleting igt. > > Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com> > --- > drivers/gpu/drm/i915/i915_debugfs.c | 14 +++++++------- > 1 file changed, 7 insertions(+), 7 deletions(-) > > diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c > index 87482f8..dbd5dc5 100644 > --- a/drivers/gpu/drm/i915/i915_debugfs.c > +++ b/drivers/gpu/drm/i915/i915_debugfs.c > @@ -2659,16 +2659,16 @@ static int i915_wa_registers(struct seq_file *m, void *unused) > > seq_printf(m, "Workarounds applied: %d\n", dev_priv->workarounds.count); > for (i = 0; i < dev_priv->workarounds.count; ++i) { > - u32 addr, mask; > + u32 addr, mask, value, read; > + bool ok; > > addr = dev_priv->workarounds.reg[i].addr; > mask = dev_priv->workarounds.reg[i].mask; > - dev_priv->workarounds.reg[i].value = I915_READ(addr) | mask; > - if (dev_priv->workarounds.reg[i].addr) > - seq_printf(m, "0x%X: 0x%08X, mask: 0x%08X\n", > - dev_priv->workarounds.reg[i].addr, > - dev_priv->workarounds.reg[i].value, > - dev_priv->workarounds.reg[i].mask); > + value = dev_priv->workarounds.reg[i].value; > + read = I915_READ(addr); > + ok = (value & mask) == (read & mask); > + seq_printf(m, "0x%X: 0x%08X, mask: 0x%08X, read: 0x%08x, status: %s\n", > + addr, value, mask, read, ok ? "OK" : "FAIL"); > } > > intel_runtime_pm_put(dev_priv); > Reviewed-by: Arun Siluvery <arun.siluvery@linux.intel.com> regards Arun
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 87482f8..dbd5dc5 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -2659,16 +2659,16 @@ static int i915_wa_registers(struct seq_file *m, void *unused) seq_printf(m, "Workarounds applied: %d\n", dev_priv->workarounds.count); for (i = 0; i < dev_priv->workarounds.count; ++i) { - u32 addr, mask; + u32 addr, mask, value, read; + bool ok; addr = dev_priv->workarounds.reg[i].addr; mask = dev_priv->workarounds.reg[i].mask; - dev_priv->workarounds.reg[i].value = I915_READ(addr) | mask; - if (dev_priv->workarounds.reg[i].addr) - seq_printf(m, "0x%X: 0x%08X, mask: 0x%08X\n", - dev_priv->workarounds.reg[i].addr, - dev_priv->workarounds.reg[i].value, - dev_priv->workarounds.reg[i].mask); + value = dev_priv->workarounds.reg[i].value; + read = I915_READ(addr); + ok = (value & mask) == (read & mask); + seq_printf(m, "0x%X: 0x%08X, mask: 0x%08X, read: 0x%08x, status: %s\n", + addr, value, mask, read, ok ? "OK" : "FAIL"); } intel_runtime_pm_put(dev_priv);
As the workaround list has the value as initialization time constant, we can do the simple checking on the go without negleting igt. Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com> --- drivers/gpu/drm/i915/i915_debugfs.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-)