has_aux_irq is initialized to true and never touched again these days.
Just remove it along with the has_aux_irq = false code path.
Signed-off-by: Damien Lespiau <damien.lespiau@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_dp.c | 17 ++++++-----------
1 file changed, 6 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 7c54f62..7a825db 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -328,7 +328,7 @@ intel_dp_check_edp(struct intel_dp *intel_dp)
}
static uint32_t
-intel_dp_aux_wait_done(struct intel_dp *intel_dp, bool has_aux_irq)
+intel_dp_aux_wait_done(struct intel_dp *intel_dp)
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct drm_device *dev = intel_dig_port->base.base.dev;
@@ -338,14 +338,10 @@ intel_dp_aux_wait_done(struct intel_dp *intel_dp, bool has_aux_irq)
bool done;
#define C (((status = I915_READ_NOTRACE(ch_ctl)) & DP_AUX_CH_CTL_SEND_BUSY) == 0)
- if (has_aux_irq)
- done = wait_event_timeout(dev_priv->gmbus_wait_queue, C,
- msecs_to_jiffies_timeout(10));
- else
- done = wait_for_atomic(C, 10) == 0;
+ done = wait_event_timeout(dev_priv->gmbus_wait_queue, C,
+ msecs_to_jiffies_timeout(10));
if (!done)
- DRM_ERROR("dp aux hw did not signal timeout (has irq: %i)!\n",
- has_aux_irq);
+ DRM_ERROR("dp aux hw did not signal timeout!\n");
#undef C
return status;
@@ -404,7 +400,6 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
int i, ret, recv_bytes;
uint32_t status;
int try, precharge, clock = 0;
- bool has_aux_irq = true;
uint32_t timeout;
/* dp aux is extremely sensitive to irq latency, hence request the
@@ -459,7 +454,7 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
/* Send the command and wait for it to complete */
I915_WRITE(ch_ctl,
DP_AUX_CH_CTL_SEND_BUSY |
- (has_aux_irq ? DP_AUX_CH_CTL_INTERRUPT : 0) |
+ DP_AUX_CH_CTL_INTERRUPT |
timeout |
(send_bytes << DP_AUX_CH_CTL_MESSAGE_SIZE_SHIFT) |
(precharge << DP_AUX_CH_CTL_PRECHARGE_2US_SHIFT) |
@@ -468,7 +463,7 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
DP_AUX_CH_CTL_TIME_OUT_ERROR |
DP_AUX_CH_CTL_RECEIVE_ERROR);
- status = intel_dp_aux_wait_done(intel_dp, has_aux_irq);
+ status = intel_dp_aux_wait_done(intel_dp);
/* Clear done status and any errors */
I915_WRITE(ch_ctl,
--
1.8.3.1
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