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drm/i915: give more distinctive names to ring hangcheck action enums

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The short lowercase names are bound to collide. The default warnings
don't even warn about shadowing.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Jani Nikula 2013-08-11 12:44:01 +03:00 committed by Daniel Vetter
parent c8b5018b22
commit f2f4d82faf
3 changed files with 18 additions and 13 deletions
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2
drivers/gpu/drm/i915/i915_gem.c
View File

@ -2214,7 +2214,7 @@ static void i915_set_reset_status(struct intel_ring_buffer *ring,
offset = i915_gem_obj_offset(request->batch_obj,
request_to_vm(request));
if (ring->hangcheck.action != wait &&
if (ring->hangcheck.action != HANGCHECK_WAIT &&
i915_request_guilty(request, acthd, &inside)) {
DRM_ERROR("%s hung %s bo (0x%lx ctx %d) at 0x%x\n",
ring->name,

22
drivers/gpu/drm/i915/i915_irq.c
View File

@ -1826,10 +1826,10 @@ ring_stuck(struct intel_ring_buffer *ring, u32 acthd)
u32 tmp;
if (ring->hangcheck.acthd != acthd)
return active;
return HANGCHECK_ACTIVE;
if (IS_GEN2(dev))
return hung;
return HANGCHECK_HUNG;
/* Is the chip hanging on a WAIT_FOR_EVENT?
* If so we can simply poke the RB_WAIT bit
@ -1841,24 +1841,24 @@ ring_stuck(struct intel_ring_buffer *ring, u32 acthd)
DRM_ERROR("Kicking stuck wait on %s\n",
ring->name);
I915_WRITE_CTL(ring, tmp);
return kick;
return HANGCHECK_KICK;
}
if (INTEL_INFO(dev)->gen >= 6 && tmp & RING_WAIT_SEMAPHORE) {
switch (semaphore_passed(ring)) {
default:
return hung;
return HANGCHECK_HUNG;
case 1:
DRM_ERROR("Kicking stuck semaphore on %s\n",
ring->name);
I915_WRITE_CTL(ring, tmp);
return kick;
return HANGCHECK_KICK;
case 0:
return wait;
return HANGCHECK_WAIT;
}
}
return hung;
return HANGCHECK_HUNG;
}
/**
@ -1926,16 +1926,16 @@ static void i915_hangcheck_elapsed(unsigned long data)
acthd);
switch (ring->hangcheck.action) {
case wait:
case HANGCHECK_WAIT:
score = 0;
break;
case active:
case HANGCHECK_ACTIVE:
score = BUSY;
break;
case kick:
case HANGCHECK_KICK:
score = KICK;
break;
case hung:
case HANGCHECK_HUNG:
score = HUNG;
stuck[i] = true;
break;

7
drivers/gpu/drm/i915/intel_ringbuffer.h
View File

@ -37,7 +37,12 @@ struct intel_hw_status_page {
#define I915_READ_SYNC_0(ring) I915_READ(RING_SYNC_0((ring)->mmio_base))
#define I915_READ_SYNC_1(ring) I915_READ(RING_SYNC_1((ring)->mmio_base))
enum intel_ring_hangcheck_action { wait, active, kick, hung };
enum intel_ring_hangcheck_action {
HANGCHECK_WAIT,
HANGCHECK_ACTIVE,
HANGCHECK_KICK,
HANGCHECK_HUNG,
};
struct intel_ring_hangcheck {
bool deadlock;