Add own define for LFPS count and use it for the configuration. This new
define will be used for calculating ALPM parameters as well.
Signed-off-by: Jouni Högander <jouni.hogan...@intel.com>
Reviewed-by: Animesh Manna <animesh.ma...@intel.com>
---
drivers/gpu/drm/i915/display/intel_alpm.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/display/intel_alpm.c
b/drivers/gpu/drm/i915/display/intel_alpm.c
index e48a4218c163..ae556a885c2a 100644
--- a/drivers/gpu/drm/i915/display/intel_alpm.c
+++ b/drivers/gpu/drm/i915/display/intel_alpm.c
@@ -22,6 +22,8 @@
(SILENCE_PERIOD_MAX_TIME - \
SILENCE_PERIOD_MIN_TIME) / 2)
+#define LFPS_CYCLE_COUNT 10
+
bool intel_alpm_aux_wake_supported(struct intel_dp *intel_dp)
{
return intel_dp->alpm_dpcd & DP_ALPM_CAP;
@@ -403,7 +405,7 @@ void intel_alpm_port_configure(struct intel_dp *intel_dp,
PORT_ALPM_CTL_MAX_PHY_SWING_HOLD(0) |
PORT_ALPM_CTL_SILENCE_PERIOD(
intel_dp->alpm_parameters.silence_period_sym_clocks);
- lfps_ctl_val = PORT_ALPM_LFPS_CTL_LFPS_CYCLE_COUNT(10) |
+ lfps_ctl_val =
PORT_ALPM_LFPS_CTL_LFPS_CYCLE_COUNT(LFPS_CYCLE_COUNT) |
PORT_ALPM_LFPS_CTL_LFPS_HALF_CYCLE_DURATION(
intel_dp->alpm_parameters.lfps_half_cycle_num_of_syms) |
PORT_ALPM_LFPS_CTL_FIRST_LFPS_HALF_CYCLE_DURATION(
--
2.43.0
