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| author |   Tvrtko Ursulin <tvrtko.ursulin@intel.com> | 2019-06-07 11:15:35 +0100 |
|---|---|---|
| committer | Tvrtko Ursulin <tvrtko.ursulin@intel.com> | 2019-06-07 12:47:39 +0100 |
| commit | 77a302e04312118067ae790b6fc7e51eff403d86 (patch) | |
| tree | d94ab605c2cbae4a757e29a03c743f2a4e9c2356 /drivers/gpu/drm | |
| parent | drm/i915: Tidy engine mask types in hangcheck (diff) | |
| download | linux-dev-77a302e04312118067ae790b6fc7e51eff403d86.tar.xz linux-dev-77a302e04312118067ae790b6fc7e51eff403d86.zip | |
drm/i915: Make Gen6/7 RING_FAULT_REG access engine centric
Similar to earlier conversions, eliminate the implicit dev_priv by
introducing some helpers which take the engine parameter (since the
register itself is per engine).
v2:
* Always use parentheses in macro arguments.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190607101535.767-1-tvrtko.ursulin@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_engine.h | 18 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_reset.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_gtt.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gpu_error.c | 2 |
4 files changed, 22 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_engine.h b/drivers/gpu/drm/i915/gt/intel_engine.h index 1c0db151f0b1..201bbd2a4faf 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine.h +++ b/drivers/gpu/drm/i915/gt/intel_engine.h @@ -68,6 +68,24 @@ struct drm_printer; #define ENGINE_WRITE(...) __ENGINE_WRITE_OP(write, __VA_ARGS__) #define ENGINE_WRITE_FW(...) __ENGINE_WRITE_OP(write_fw, __VA_ARGS__) +#define GEN6_RING_FAULT_REG_READ(engine__) \ + intel_uncore_read((engine__)->uncore, RING_FAULT_REG(engine__)) + +#define GEN6_RING_FAULT_REG_POSTING_READ(engine__) \ + intel_uncore_posting_read((engine__)->uncore, RING_FAULT_REG(engine__)) + +#define GEN6_RING_FAULT_REG_RMW(engine__, clear__, set__) \ +({ \ + u32 __val; \ +\ + __val = intel_uncore_read((engine__)->uncore, \ + RING_FAULT_REG(engine__)); \ + __val &= ~(clear__); \ + __val |= (set__); \ + intel_uncore_write((engine__)->uncore, RING_FAULT_REG(engine__), \ + __val); \ +}) + /* seqno size is actually only a uint32, but since we plan to use MI_FLUSH_DW to * do the writes, and that must have qw aligned offsets, simply pretend it's 8b. */ diff --git a/drivers/gpu/drm/i915/gt/intel_reset.c b/drivers/gpu/drm/i915/gt/intel_reset.c index 7bfb76eb0291..de53927c583f 100644 --- a/drivers/gpu/drm/i915/gt/intel_reset.c +++ b/drivers/gpu/drm/i915/gt/intel_reset.c @@ -1195,10 +1195,8 @@ void i915_clear_error_registers(struct drm_i915_private *i915, enum intel_engine_id id; for_each_engine_masked(engine, i915, engine_mask, id) { - rmw_clear(uncore, - RING_FAULT_REG(engine), RING_FAULT_VALID); - intel_uncore_posting_read(uncore, - RING_FAULT_REG(engine)); + GEN6_RING_FAULT_REG_RMW(engine, RING_FAULT_VALID, 0); + GEN6_RING_FAULT_REG_POSTING_READ(engine); } } } diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index c5a94396024f..c82d8e3ac9df 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2306,7 +2306,7 @@ static void gen6_check_faults(struct drm_i915_private *dev_priv) u32 fault; for_each_engine(engine, dev_priv, id) { - fault = I915_READ(RING_FAULT_REG(engine)); + fault = GEN6_RING_FAULT_REG_READ(engine); if (fault & RING_FAULT_VALID) { DRM_DEBUG_DRIVER("Unexpected fault\n" "\tAddr: 0x%08lx\n" diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 707811256501..2f85de034d8f 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1149,7 +1149,7 @@ static void error_record_engine_registers(struct i915_gpu_state *error, if (INTEL_GEN(dev_priv) >= 8) ee->fault_reg = I915_READ(GEN8_RING_FAULT_REG); else - ee->fault_reg = I915_READ(RING_FAULT_REG(engine)); + ee->fault_reg = GEN6_RING_FAULT_REG_READ(engine); } if (INTEL_GEN(dev_priv) >= 4) { |