Signed-off-by: Damien Lespiau <damien.lespiau@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_dp.c | 10 ++++++----
drivers/gpu/drm/i915/intel_drv.h | 8 ++++++++
2 files changed, 14 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index ae9902a..95147ac 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -491,10 +491,10 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
}
while ((aux_clock_divider = intel_dp->get_aux_clock_divider(intel_dp, clock++))) {
- u32 send_ctl = i9xx_get_aux_send_ctl(intel_dp,
- has_aux_irq,
- send_bytes,
- aux_clock_divider);
+ u32 send_ctl = intel_dp->get_aux_send_ctl(intel_dp,
+ has_aux_irq,
+ send_bytes,
+ aux_clock_divider);
/* Must try at least 3 times according to DP spec */
for (try = 0; try < 5; try++) {
@@ -3685,6 +3685,8 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
else
intel_dp->get_aux_clock_divider = i9xx_get_aux_clock_divider;
+ intel_dp->get_aux_send_ctl = i9xx_get_aux_send_ctl;
+
/* Preserve the current hw state. */
intel_dp->DP = I915_READ(intel_dp->output_reg);
intel_dp->attached_connector = intel_connector;
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 6aeb62a..85bda0e 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -494,6 +494,14 @@ struct intel_dp {
struct intel_connector *attached_connector;
uint32_t (*get_aux_clock_divider)(struct intel_dp *dp, int index);
+ /*
+ * This function returns the value we have to program the AUX_CTL
+ * register with to kick off an AUX transaction.
+ */
+ uint32_t (*get_aux_send_ctl)(struct intel_dp *dp,
+ bool has_aux_irq,
+ int send_bytes,
+ uint32_t aux_clock_divider);
};
struct intel_digital_port {
--
1.8.3.1
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