Mesa (main): intel/genxml: Add SAMPLER_MODE bits for enabling Small PL on Icelake

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Module: Mesa
Branch: main
Commit: b05ac36f01b23e5f84a98ec9fc497244c08dcec5
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=b05ac36f01b23e5f84a98ec9fc497244c08dcec5

Author: Kenneth Graunke <kenneth at whitecape.org>
Date:   Tue Dec 17 14:16:01 2019 -0800

intel/genxml: Add SAMPLER_MODE bits for enabling Small PL on Icelake

This enables a lower power mode in the sampler hardware in certain
common scenarios.  On Tigerlake, SAMPLER_MODE is not programmable by
userspace but the kernel already sets this bit for us.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15628>

---

 src/intel/genxml/gen11.xml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/intel/genxml/gen11.xml b/src/intel/genxml/gen11.xml
index b149fc17314..3112654c1c7 100644
--- a/src/intel/genxml/gen11.xml
+++ b/src/intel/genxml/gen11.xml
@@ -7122,6 +7122,8 @@
   <register name="SAMPLER_MODE" length="1" num="0x0e18c">
     <field name="Headerless Message for Pre-emptable Contexts" start="5" end="5" type="bool"/>
     <field name="Headerless Message for Pre-emptable Contexts Mask" start="21" end="21" type="bool"/>
+    <field name="Enable Small PL" start="15" end="15" type="bool"/>
+    <field name="Enable Small PL Mask" start="31" end="31" type="bool"/>
   </register>
 
   <register name="SC_INSTDONE" length="1" num="0x7100">