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| author | Mika Kuoppala <mika.kuoppala@linux.intel.com> | 2017-09-22 15:43:06 +0300 |
|---|---|---|
| committer | Mika Kuoppala <mika.kuoppala@intel.com> | 2017-09-25 11:33:47 +0300 |
| commit | 7a62cc6107f31e119a0df6f79fa9fae566b1a22e (patch) | |
| tree | cdbc7ee44dd03c7d30562e418c6ffa42ca4f745f /drivers/gpu/drm/i915/intel_ringbuffer.h | |
| parent | cf4591d1ce1c85d589a3e8e7e5a0bbc7aa9b0027 (diff) | |
| download | linux-7a62cc6107f31e119a0df6f79fa9fae566b1a22e.tar.xz | |
drm/i915: Add execlist_port_complete
When first execlist entry is processed, we move the port (contents).
Introduce function for this as execlist and guc use this common
operation.
v2: rebase. s/GEM_DEBUG_BUG/GEM_BUG (Chris)
v3: rebase
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20170922124307.10914-4-mika.kuoppala@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.h')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 421e769adb79..0eae5936bc3c 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -228,7 +228,7 @@ struct intel_engine_execlists { #define port_unpack(p, count) ptr_unpack_bits((p)->request_count, count, EXECLIST_COUNT_BITS) #define port_set(p, packed) ((p)->request_count = (packed)) #define port_isset(p) ((p)->request_count) -#define port_index(p, e) ((p) - (e)->execlists.port) +#define port_index(p, execlists) ((p) - (execlists)->port) /** * @context_id: context ID for port @@ -511,6 +511,18 @@ struct intel_engine_cs { u32 (*get_cmd_length_mask)(u32 cmd_header); }; +static inline void +execlists_port_complete(struct intel_engine_execlists * const execlists, + struct execlist_port * const port) +{ + struct execlist_port * const port1 = &execlists->port[1]; + + GEM_BUG_ON(port_index(port, execlists) != 0); + + *port = *port1; + memset(port1, 0, sizeof(struct execlist_port)); +} + static inline unsigned int intel_engine_flag(const struct intel_engine_cs *engine) { |