diff options
| author | Mika Kuoppala <mika.kuoppala@intel.com> | 2017-10-06 17:37:31 +0300 |
|---|---|---|
| committer | Mika Kuoppala <mika.kuoppala@linux.intel.com> | 2017-10-10 17:06:50 +0300 |
| commit | 58aa53e990c0dabdf9fcbcccc0bc2d3a5879a7ff (patch) | |
| tree | fcb63b0367285d0cf11677798ef039a26d350fcd | |
| parent | 3f02e8c92add5bfdd3ca4e7be066f9a7600d489d (diff) | |
drm/i915: Move execlists port head instead of memmoving arraytest
As we access the first port through accessors which use
port_head, we can now also move the head instead of memmoving
the array.
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index fc0f4a31f12e..328bdbd35143 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -572,12 +572,13 @@ static inline void execlists_port_complete(struct intel_engine_execlists * const execlists, struct execlist_port * const port) { - const unsigned int m = execlists->port_mask; + GEM_BUG_ON(port_index(port, execlists) != execlists->port_head); + GEM_BUG_ON(!port_isset(port)); - GEM_BUG_ON(port_index(port, execlists) != 0); + port->request_count = 0; + GEM_DEBUG_DECL(port->context_id = 0); - memmove(port, port + 1, m * sizeof(struct execlist_port)); - memset(port + m, 0, sizeof(struct execlist_port)); + execlists->port_head = port_n(execlists, 1); } static inline unsigned int |