On Sat, May 10, 2014 at 02:10:43PM -0700, bradley.d.vol...@intel.com wrote:
From: Brad Volkin bradley.d.vol...@intel.com
For clients that submit large batch buffers the command parser has
a substantial impact on performance. On my HSW ULT system performance
drops as much as ~20% on some
On 05/10/2014 10:10 PM, bradley.d.vol...@intel.com wrote:
From: Brad Volkin bradley.d.vol...@intel.com
For clients that submit large batch buffers the command parser has
a substantial impact on performance. On my HSW ULT system performance
drops as much as ~20% on some tests. Most of the time
On Thu, May 08, 2014 at 09:02:18AM -0700, Volkin, Bradley D wrote:
On Thu, May 08, 2014 at 08:45:07AM -0700, Ville Syrjälä wrote:
On Thu, May 08, 2014 at 08:27:16AM -0700, Volkin, Bradley D wrote:
On Thu, May 08, 2014 at 02:56:05AM -0700, Tvrtko Ursulin wrote:
Hi Brad,
On
On Mon, May 12, 2014 at 09:24:06AM -0700, Daniel Vetter wrote:
On Thu, May 08, 2014 at 09:02:18AM -0700, Volkin, Bradley D wrote:
On Thu, May 08, 2014 at 08:45:07AM -0700, Ville Syrjälä wrote:
On Thu, May 08, 2014 at 08:27:16AM -0700, Volkin, Bradley D wrote:
On Thu, May 08, 2014 at
On Mon, May 12, 2014 at 03:49:02PM +0100, Tvrtko Ursulin wrote:
On 05/10/2014 10:10 PM, bradley.d.vol...@intel.com wrote:
From: Brad Volkin bradley.d.vol...@intel.com
For clients that submit large batch buffers the command parser has
a substantial impact on performance. On my HSW ULT
On Mon, May 12, 2014 at 09:41:02AM -0700, Volkin, Bradley D wrote:
On Mon, May 12, 2014 at 09:24:06AM -0700, Daniel Vetter wrote:
On Thu, May 08, 2014 at 09:02:18AM -0700, Volkin, Bradley D wrote:
On Thu, May 08, 2014 at 08:45:07AM -0700, Ville Syrjälä wrote:
On Thu, May 08, 2014 at
From: Brad Volkin bradley.d.vol...@intel.com
For clients that submit large batch buffers the command parser has
a substantial impact on performance. On my HSW ULT system performance
drops as much as ~20% on some tests. Most of the time is spent in the
command lookup code. Converting that from the
Hi Brad,
On 04/28/2014 04:22 PM, bradley.d.vol...@intel.com wrote:
[snip]
- BUG_ON(!validate_cmds_sorted(ring));
+ BUG_ON(!validate_cmds_sorted(ring, cmd_tables, cmd_table_count));
BUG_ON(!validate_regs_sorted(ring));
+
+ BUG_ON(init_hash_table(ring, cmd_tables,
On Thu, May 08, 2014 at 10:56:05AM +0100, Tvrtko Ursulin wrote:
Hi Brad,
On 04/28/2014 04:22 PM, bradley.d.vol...@intel.com wrote:
[snip]
-BUG_ON(!validate_cmds_sorted(ring));
+BUG_ON(!validate_cmds_sorted(ring, cmd_tables, cmd_table_count));
On 05/08/2014 12:44 PM, Damien Lespiau wrote:
On Thu, May 08, 2014 at 10:56:05AM +0100, Tvrtko Ursulin wrote:
Hi Brad,
On 04/28/2014 04:22 PM, bradley.d.vol...@intel.com wrote:
[snip]
- BUG_ON(!validate_cmds_sorted(ring));
+ BUG_ON(!validate_cmds_sorted(ring, cmd_tables,
On Thu, May 08, 2014 at 01:25:33PM +0100, Tvrtko Ursulin wrote:
On 05/08/2014 12:44 PM, Damien Lespiau wrote:
On Thu, May 08, 2014 at 10:56:05AM +0100, Tvrtko Ursulin wrote:
Hi Brad,
On 04/28/2014 04:22 PM, bradley.d.vol...@intel.com wrote:
[snip]
-
On Mon, Apr 28, 2014 at 08:22:08AM -0700, bradley.d.vol...@intel.com wrote:
From: Brad Volkin bradley.d.vol...@intel.com
+/*
+ * Different command ranges have different numbers of bits for the opcode.
+ * In order to use the opcode bits, and only the opcode bits, for the hash
key
+ * we
On Thu, May 08, 2014 at 02:05:07PM +0100, Damien Lespiau wrote:
On Mon, Apr 28, 2014 at 08:22:08AM -0700, bradley.d.vol...@intel.com wrote:
From: Brad Volkin bradley.d.vol...@intel.com
+/*
+ * Different command ranges have different numbers of bits for the opcode.
+ * In order to use the
On 05/08/2014 02:02 PM, Damien Lespiau wrote:
On Thu, May 08, 2014 at 01:25:33PM +0100, Tvrtko Ursulin wrote:
On 05/08/2014 12:44 PM, Damien Lespiau wrote:
On Thu, May 08, 2014 at 10:56:05AM +0100, Tvrtko Ursulin wrote:
Hi Brad,
On 04/28/2014 04:22 PM, bradley.d.vol...@intel.com wrote:
On 04/28/2014 04:22 PM, bradley.d.vol...@intel.com wrote:
From: Brad Volkin bradley.d.vol...@intel.com
For clients that submit large batch buffers the command parser has
a substantial impact on performance. On my HSW ULT system performance
drops as much as ~20% on some tests. Most of the time
On Thu, May 08, 2014 at 12:44:57PM +0100, Damien Lespiau wrote:
I was hoping we could compute a (near) minimal perfect hash function
though. Let me try to dig a bit.
So, I went a bit further here and we can actually generate a minimal
perfect hash function. I took the 44 HSW render opcodes and
On Thu, May 08, 2014 at 02:56:05AM -0700, Tvrtko Ursulin wrote:
Hi Brad,
On 04/28/2014 04:22 PM, bradley.d.vol...@intel.com wrote:
[snip]
- BUG_ON(!validate_cmds_sorted(ring));
+ BUG_ON(!validate_cmds_sorted(ring, cmd_tables, cmd_table_count));
On Thu, May 08, 2014 at 06:42:16AM -0700, Tvrtko Ursulin wrote:
On 04/28/2014 04:22 PM, bradley.d.vol...@intel.com wrote:
From: Brad Volkin bradley.d.vol...@intel.com
For clients that submit large batch buffers the command parser has
a substantial impact on performance. On my HSW ULT
On Thu, May 08, 2014 at 08:27:16AM -0700, Volkin, Bradley D wrote:
On Thu, May 08, 2014 at 02:56:05AM -0700, Tvrtko Ursulin wrote:
Hi Brad,
On 04/28/2014 04:22 PM, bradley.d.vol...@intel.com wrote:
[snip]
- BUG_ON(!validate_cmds_sorted(ring));
+
On 05/08/2014 04:27 PM, Volkin, Bradley D wrote:
On Thu, May 08, 2014 at 02:56:05AM -0700, Tvrtko Ursulin wrote:
Hi Brad,
On 04/28/2014 04:22 PM, bradley.d.vol...@intel.com wrote:
[snip]
- BUG_ON(!validate_cmds_sorted(ring));
+ BUG_ON(!validate_cmds_sorted(ring, cmd_tables,
On Thu, May 08, 2014 at 06:15:44AM -0700, Lespiau, Damien wrote:
On Thu, May 08, 2014 at 02:05:07PM +0100, Damien Lespiau wrote:
On Mon, Apr 28, 2014 at 08:22:08AM -0700, bradley.d.vol...@intel.com wrote:
From: Brad Volkin bradley.d.vol...@intel.com
+/*
+ * Different command ranges
On Thu, May 08, 2014 at 08:53:38AM -0700, Volkin, Bradley D wrote:
On Thu, May 08, 2014 at 06:15:44AM -0700, Lespiau, Damien wrote:
On Thu, May 08, 2014 at 02:05:07PM +0100, Damien Lespiau wrote:
On Mon, Apr 28, 2014 at 08:22:08AM -0700, bradley.d.vol...@intel.com
wrote:
From: Brad
On Thu, May 08, 2014 at 08:45:07AM -0700, Ville Syrjälä wrote:
On Thu, May 08, 2014 at 08:27:16AM -0700, Volkin, Bradley D wrote:
On Thu, May 08, 2014 at 02:56:05AM -0700, Tvrtko Ursulin wrote:
Hi Brad,
On 04/28/2014 04:22 PM, bradley.d.vol...@intel.com wrote:
[snip]
-
On Thu, May 08, 2014 at 08:50:40AM -0700, Tvrtko Ursulin wrote:
On 05/08/2014 04:27 PM, Volkin, Bradley D wrote:
On Thu, May 08, 2014 at 02:56:05AM -0700, Tvrtko Ursulin wrote:
Hi Brad,
On 04/28/2014 04:22 PM, bradley.d.vol...@intel.com wrote:
[snip]
-
Could someone help to review this patch please? It provides a nice
improvement to the command parser's performance, so I'd like to get
this one in.
Thanks,
Brad
On Mon, Apr 28, 2014 at 08:22:08AM -0700, Volkin, Bradley D wrote:
From: Brad Volkin bradley.d.vol...@intel.com
For clients that
From: Brad Volkin bradley.d.vol...@intel.com
For clients that submit large batch buffers the command parser has
a substantial impact on performance. On my HSW ULT system performance
drops as much as ~20% on some tests. Most of the time is spent in the
command lookup code. Converting that from the
On Mon, Apr 28, 2014 at 08:22:08AM -0700, bradley.d.vol...@intel.com wrote:
From: Brad Volkin bradley.d.vol...@intel.com
For clients that submit large batch buffers the command parser has
a substantial impact on performance. On my HSW ULT system performance
drops as much as ~20% on some
On Mon, Apr 28, 2014 at 08:22:08AM -0700, Volkin, Bradley D wrote:
From: Brad Volkin bradley.d.vol...@intel.com
For clients that submit large batch buffers the command parser has
a substantial impact on performance. On my HSW ULT system performance
drops as much as ~20% on some tests. Most
On Mon, Apr 28, 2014 at 08:22:08AM -0700, bradley.d.vol...@intel.com wrote:
From: Brad Volkin bradley.d.vol...@intel.com
For clients that submit large batch buffers the command parser has
a substantial impact on performance. On my HSW ULT system performance
drops as much as ~20% on some
On Mon, Apr 28, 2014 at 08:42:56AM -0700, Daniel Vetter wrote:
On Mon, Apr 28, 2014 at 08:22:08AM -0700, bradley.d.vol...@intel.com wrote:
From: Brad Volkin bradley.d.vol...@intel.com
For clients that submit large batch buffers the command parser has
a substantial impact on performance.
On Mon, Apr 28, 2014 at 08:53:30AM -0700, Daniel Vetter wrote:
On Mon, Apr 28, 2014 at 08:22:08AM -0700, bradley.d.vol...@intel.com wrote:
From: Brad Volkin bradley.d.vol...@intel.com
For clients that submit large batch buffers the command parser has
a substantial impact on performance.
On Mon, Apr 28, 2014 at 6:07 PM, Volkin, Bradley D
bradley.d.vol...@intel.com wrote:
On Mon, Apr 28, 2014 at 08:53:30AM -0700, Daniel Vetter wrote:
On Mon, Apr 28, 2014 at 08:22:08AM -0700, bradley.d.vol...@intel.com wrote:
From: Brad Volkin bradley.d.vol...@intel.com
For clients that
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