| Message ID | 20210219215326.2227596-21-lyude@redhat.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | None | expand |
Hi Lyude, Thank you for the patch. On Fri, Feb 19, 2021 at 04:53:16PM -0500, Lyude Paul wrote: > So that we can start using drm_dbg_*() for > drm_dp_link_train_channel_eq_delay() and > drm_dp_lttpr_link_train_channel_eq_delay(). > > Signed-off-by: Lyude Paul <lyude@redhat.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> > --- > drivers/gpu/drm/amd/amdgpu/atombios_dp.c | 2 +- > drivers/gpu/drm/drm_dp_helper.c | 14 +++++++++----- > .../gpu/drm/i915/display/intel_dp_link_training.c | 4 ++-- > drivers/gpu/drm/msm/dp/dp_ctrl.c | 4 ++-- > drivers/gpu/drm/msm/edp/edp_ctrl.c | 4 ++-- > drivers/gpu/drm/radeon/atombios_dp.c | 2 +- > drivers/gpu/drm/xlnx/zynqmp_dp.c | 2 +- > include/drm/drm_dp_helper.h | 6 ++++-- > 8 files changed, 22 insertions(+), 16 deletions(-) > > diff --git a/drivers/gpu/drm/amd/amdgpu/atombios_dp.c b/drivers/gpu/drm/amd/amdgpu/atombios_dp.c > index 4468f9d6b4dd..59ce6f620fdc 100644 > --- a/drivers/gpu/drm/amd/amdgpu/atombios_dp.c > +++ b/drivers/gpu/drm/amd/amdgpu/atombios_dp.c > @@ -676,7 +676,7 @@ amdgpu_atombios_dp_link_train_ce(struct amdgpu_atombios_dp_link_train_info *dp_i > dp_info->tries = 0; > channel_eq = false; > while (1) { > - drm_dp_link_train_channel_eq_delay(dp_info->dpcd); > + drm_dp_link_train_channel_eq_delay(dp_info->aux, dp_info->dpcd); > > if (drm_dp_dpcd_read_link_status(dp_info->aux, > dp_info->link_status) <= 0) { > diff --git a/drivers/gpu/drm/drm_dp_helper.c b/drivers/gpu/drm/drm_dp_helper.c > index ce08eb3bface..a9316c1ecb52 100644 > --- a/drivers/gpu/drm/drm_dp_helper.c > +++ b/drivers/gpu/drm/drm_dp_helper.c > @@ -151,7 +151,8 @@ void drm_dp_link_train_clock_recovery_delay(const struct drm_dp_aux *aux, > } > EXPORT_SYMBOL(drm_dp_link_train_clock_recovery_delay); > > -static void __drm_dp_link_train_channel_eq_delay(unsigned long rd_interval) > +static void __drm_dp_link_train_channel_eq_delay(const struct drm_dp_aux *aux, > + unsigned long rd_interval) > { > if (rd_interval > 4) > DRM_DEBUG_KMS("AUX interval %lu, out of range (max 4)\n", > @@ -165,9 +166,11 @@ static void __drm_dp_link_train_channel_eq_delay(unsigned long rd_interval) > usleep_range(rd_interval, rd_interval * 2); > } > > -void drm_dp_link_train_channel_eq_delay(const u8 dpcd[DP_RECEIVER_CAP_SIZE]) > +void drm_dp_link_train_channel_eq_delay(const struct drm_dp_aux *aux, > + const u8 dpcd[DP_RECEIVER_CAP_SIZE]) > { > - __drm_dp_link_train_channel_eq_delay(dpcd[DP_TRAINING_AUX_RD_INTERVAL] & > + __drm_dp_link_train_channel_eq_delay(aux, > + dpcd[DP_TRAINING_AUX_RD_INTERVAL] & > DP_TRAINING_AUX_RD_MASK); > } > EXPORT_SYMBOL(drm_dp_link_train_channel_eq_delay); > @@ -183,13 +186,14 @@ static u8 dp_lttpr_phy_cap(const u8 phy_cap[DP_LTTPR_PHY_CAP_SIZE], int r) > return phy_cap[r - DP_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER1]; > } > > -void drm_dp_lttpr_link_train_channel_eq_delay(const u8 phy_cap[DP_LTTPR_PHY_CAP_SIZE]) > +void drm_dp_lttpr_link_train_channel_eq_delay(const struct drm_dp_aux *aux, > + const u8 phy_cap[DP_LTTPR_PHY_CAP_SIZE]) > { > u8 interval = dp_lttpr_phy_cap(phy_cap, > DP_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER1) & > DP_TRAINING_AUX_RD_MASK; > > - __drm_dp_link_train_channel_eq_delay(interval); > + __drm_dp_link_train_channel_eq_delay(aux, interval); > } > EXPORT_SYMBOL(drm_dp_lttpr_link_train_channel_eq_delay); > > diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.c b/drivers/gpu/drm/i915/display/intel_dp_link_training.c > index 222073d46bdb..fe8b5a5d9d1a 100644 > --- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c > +++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c > @@ -593,11 +593,11 @@ intel_dp_link_training_channel_equalization_delay(struct intel_dp *intel_dp, > enum drm_dp_phy dp_phy) > { > if (dp_phy == DP_PHY_DPRX) { > - drm_dp_link_train_channel_eq_delay(intel_dp->dpcd); > + drm_dp_link_train_channel_eq_delay(&intel_dp->aux, intel_dp->dpcd); > } else { > const u8 *phy_caps = intel_dp_lttpr_phy_caps(intel_dp, dp_phy); > > - drm_dp_lttpr_link_train_channel_eq_delay(phy_caps); > + drm_dp_lttpr_link_train_channel_eq_delay(&intel_dp->aux, phy_caps); > } > } > > diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c > index 2501a6b326a3..33df288dd4eb 100644 > --- a/drivers/gpu/drm/msm/dp/dp_ctrl.c > +++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c > @@ -1184,7 +1184,7 @@ static int dp_ctrl_link_lane_down_shift(struct dp_ctrl_private *ctrl) > static void dp_ctrl_clear_training_pattern(struct dp_ctrl_private *ctrl) > { > dp_ctrl_train_pattern_set(ctrl, DP_TRAINING_PATTERN_DISABLE); > - drm_dp_link_train_channel_eq_delay(ctrl->panel->dpcd); > + drm_dp_link_train_channel_eq_delay(ctrl->aux, ctrl->panel->dpcd); > } > > static int dp_ctrl_link_train_2(struct dp_ctrl_private *ctrl, > @@ -1215,7 +1215,7 @@ static int dp_ctrl_link_train_2(struct dp_ctrl_private *ctrl, > dp_ctrl_train_pattern_set(ctrl, pattern | DP_RECOVERED_CLOCK_OUT_EN); > > for (tries = 0; tries <= maximum_retries; tries++) { > - drm_dp_link_train_channel_eq_delay(ctrl->panel->dpcd); > + drm_dp_link_train_channel_eq_delay(ctrl->aux, ctrl->panel->dpcd); > > ret = dp_ctrl_read_link_status(ctrl, link_status); > if (ret) > diff --git a/drivers/gpu/drm/msm/edp/edp_ctrl.c b/drivers/gpu/drm/msm/edp/edp_ctrl.c > index 6501598448b4..4fb397ee7c84 100644 > --- a/drivers/gpu/drm/msm/edp/edp_ctrl.c > +++ b/drivers/gpu/drm/msm/edp/edp_ctrl.c > @@ -665,7 +665,7 @@ static int edp_start_link_train_2(struct edp_ctrl *ctrl) > return ret; > > while (1) { > - drm_dp_link_train_channel_eq_delay(ctrl->dpcd); > + drm_dp_link_train_channel_eq_delay(ctrl->drm_aux, ctrl->dpcd); > > rlen = drm_dp_dpcd_read_link_status(ctrl->drm_aux, link_status); > if (rlen < DP_LINK_STATUS_SIZE) { > @@ -743,7 +743,7 @@ static int edp_clear_training_pattern(struct edp_ctrl *ctrl) > > ret = edp_train_pattern_set_write(ctrl, 0); > > - drm_dp_link_train_channel_eq_delay(ctrl->dpcd); > + drm_dp_link_train_channel_eq_delay(ctrl->drm_aux, ctrl->dpcd); > > return ret; > } > diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c > index 299b9d8da376..4c1e551d9714 100644 > --- a/drivers/gpu/drm/radeon/atombios_dp.c > +++ b/drivers/gpu/drm/radeon/atombios_dp.c > @@ -743,7 +743,7 @@ static int radeon_dp_link_train_ce(struct radeon_dp_link_train_info *dp_info) > dp_info->tries = 0; > channel_eq = false; > while (1) { > - drm_dp_link_train_channel_eq_delay(dp_info->dpcd); > + drm_dp_link_train_channel_eq_delay(dp_info->aux, dp_info->dpcd); > > if (drm_dp_dpcd_read_link_status(dp_info->aux, > dp_info->link_status) <= 0) { > diff --git a/drivers/gpu/drm/xlnx/zynqmp_dp.c b/drivers/gpu/drm/xlnx/zynqmp_dp.c > index 5cc295d8ba9f..f6f2293db18d 100644 > --- a/drivers/gpu/drm/xlnx/zynqmp_dp.c > +++ b/drivers/gpu/drm/xlnx/zynqmp_dp.c > @@ -778,7 +778,7 @@ static int zynqmp_dp_link_train_ce(struct zynqmp_dp *dp) > if (ret) > return ret; > > - drm_dp_link_train_channel_eq_delay(dp->dpcd); > + drm_dp_link_train_channel_eq_delay(&dp->aux, dp->dpcd); > ret = drm_dp_dpcd_read_link_status(&dp->aux, link_status); > if (ret < 0) > return ret; > diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h > index e4681665231e..2151aeb6c279 100644 > --- a/include/drm/drm_dp_helper.h > +++ b/include/drm/drm_dp_helper.h > @@ -1479,8 +1479,10 @@ u8 drm_dp_get_adjust_request_post_cursor(const u8 link_status[DP_LINK_STATUS_SIZ > void drm_dp_link_train_clock_recovery_delay(const struct drm_dp_aux *aux, > const u8 dpcd[DP_RECEIVER_CAP_SIZE]); > void drm_dp_lttpr_link_train_clock_recovery_delay(void); > -void drm_dp_link_train_channel_eq_delay(const u8 dpcd[DP_RECEIVER_CAP_SIZE]); > -void drm_dp_lttpr_link_train_channel_eq_delay(const u8 caps[DP_LTTPR_PHY_CAP_SIZE]); > +void drm_dp_link_train_channel_eq_delay(const struct drm_dp_aux *aux, > + const u8 dpcd[DP_RECEIVER_CAP_SIZE]); > +void drm_dp_lttpr_link_train_channel_eq_delay(const struct drm_dp_aux *aux, > + const u8 caps[DP_LTTPR_PHY_CAP_SIZE]); > > u8 drm_dp_link_rate_to_bw_code(int link_rate); > int drm_dp_bw_code_to_link_rate(u8 link_bw);
diff --git a/drivers/gpu/drm/amd/amdgpu/atombios_dp.c b/drivers/gpu/drm/amd/amdgpu/atombios_dp.c index 4468f9d6b4dd..59ce6f620fdc 100644 --- a/drivers/gpu/drm/amd/amdgpu/atombios_dp.c +++ b/drivers/gpu/drm/amd/amdgpu/atombios_dp.c @@ -676,7 +676,7 @@ amdgpu_atombios_dp_link_train_ce(struct amdgpu_atombios_dp_link_train_info *dp_i dp_info->tries = 0; channel_eq = false; while (1) { - drm_dp_link_train_channel_eq_delay(dp_info->dpcd); + drm_dp_link_train_channel_eq_delay(dp_info->aux, dp_info->dpcd); if (drm_dp_dpcd_read_link_status(dp_info->aux, dp_info->link_status) <= 0) { diff --git a/drivers/gpu/drm/drm_dp_helper.c b/drivers/gpu/drm/drm_dp_helper.c index ce08eb3bface..a9316c1ecb52 100644 --- a/drivers/gpu/drm/drm_dp_helper.c +++ b/drivers/gpu/drm/drm_dp_helper.c @@ -151,7 +151,8 @@ void drm_dp_link_train_clock_recovery_delay(const struct drm_dp_aux *aux, } EXPORT_SYMBOL(drm_dp_link_train_clock_recovery_delay); -static void __drm_dp_link_train_channel_eq_delay(unsigned long rd_interval) +static void __drm_dp_link_train_channel_eq_delay(const struct drm_dp_aux *aux, + unsigned long rd_interval) { if (rd_interval > 4) DRM_DEBUG_KMS("AUX interval %lu, out of range (max 4)\n", @@ -165,9 +166,11 @@ static void __drm_dp_link_train_channel_eq_delay(unsigned long rd_interval) usleep_range(rd_interval, rd_interval * 2); } -void drm_dp_link_train_channel_eq_delay(const u8 dpcd[DP_RECEIVER_CAP_SIZE]) +void drm_dp_link_train_channel_eq_delay(const struct drm_dp_aux *aux, + const u8 dpcd[DP_RECEIVER_CAP_SIZE]) { - __drm_dp_link_train_channel_eq_delay(dpcd[DP_TRAINING_AUX_RD_INTERVAL] & + __drm_dp_link_train_channel_eq_delay(aux, + dpcd[DP_TRAINING_AUX_RD_INTERVAL] & DP_TRAINING_AUX_RD_MASK); } EXPORT_SYMBOL(drm_dp_link_train_channel_eq_delay); @@ -183,13 +186,14 @@ static u8 dp_lttpr_phy_cap(const u8 phy_cap[DP_LTTPR_PHY_CAP_SIZE], int r) return phy_cap[r - DP_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER1]; } -void drm_dp_lttpr_link_train_channel_eq_delay(const u8 phy_cap[DP_LTTPR_PHY_CAP_SIZE]) +void drm_dp_lttpr_link_train_channel_eq_delay(const struct drm_dp_aux *aux, + const u8 phy_cap[DP_LTTPR_PHY_CAP_SIZE]) { u8 interval = dp_lttpr_phy_cap(phy_cap, DP_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER1) & DP_TRAINING_AUX_RD_MASK; - __drm_dp_link_train_channel_eq_delay(interval); + __drm_dp_link_train_channel_eq_delay(aux, interval); } EXPORT_SYMBOL(drm_dp_lttpr_link_train_channel_eq_delay); diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.c b/drivers/gpu/drm/i915/display/intel_dp_link_training.c index 222073d46bdb..fe8b5a5d9d1a 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c +++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c @@ -593,11 +593,11 @@ intel_dp_link_training_channel_equalization_delay(struct intel_dp *intel_dp, enum drm_dp_phy dp_phy) { if (dp_phy == DP_PHY_DPRX) { - drm_dp_link_train_channel_eq_delay(intel_dp->dpcd); + drm_dp_link_train_channel_eq_delay(&intel_dp->aux, intel_dp->dpcd); } else { const u8 *phy_caps = intel_dp_lttpr_phy_caps(intel_dp, dp_phy); - drm_dp_lttpr_link_train_channel_eq_delay(phy_caps); + drm_dp_lttpr_link_train_channel_eq_delay(&intel_dp->aux, phy_caps); } } diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c index 2501a6b326a3..33df288dd4eb 100644 --- a/drivers/gpu/drm/msm/dp/dp_ctrl.c +++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c @@ -1184,7 +1184,7 @@ static int dp_ctrl_link_lane_down_shift(struct dp_ctrl_private *ctrl) static void dp_ctrl_clear_training_pattern(struct dp_ctrl_private *ctrl) { dp_ctrl_train_pattern_set(ctrl, DP_TRAINING_PATTERN_DISABLE); - drm_dp_link_train_channel_eq_delay(ctrl->panel->dpcd); + drm_dp_link_train_channel_eq_delay(ctrl->aux, ctrl->panel->dpcd); } static int dp_ctrl_link_train_2(struct dp_ctrl_private *ctrl, @@ -1215,7 +1215,7 @@ static int dp_ctrl_link_train_2(struct dp_ctrl_private *ctrl, dp_ctrl_train_pattern_set(ctrl, pattern | DP_RECOVERED_CLOCK_OUT_EN); for (tries = 0; tries <= maximum_retries; tries++) { - drm_dp_link_train_channel_eq_delay(ctrl->panel->dpcd); + drm_dp_link_train_channel_eq_delay(ctrl->aux, ctrl->panel->dpcd); ret = dp_ctrl_read_link_status(ctrl, link_status); if (ret) diff --git a/drivers/gpu/drm/msm/edp/edp_ctrl.c b/drivers/gpu/drm/msm/edp/edp_ctrl.c index 6501598448b4..4fb397ee7c84 100644 --- a/drivers/gpu/drm/msm/edp/edp_ctrl.c +++ b/drivers/gpu/drm/msm/edp/edp_ctrl.c @@ -665,7 +665,7 @@ static int edp_start_link_train_2(struct edp_ctrl *ctrl) return ret; while (1) { - drm_dp_link_train_channel_eq_delay(ctrl->dpcd); + drm_dp_link_train_channel_eq_delay(ctrl->drm_aux, ctrl->dpcd); rlen = drm_dp_dpcd_read_link_status(ctrl->drm_aux, link_status); if (rlen < DP_LINK_STATUS_SIZE) { @@ -743,7 +743,7 @@ static int edp_clear_training_pattern(struct edp_ctrl *ctrl) ret = edp_train_pattern_set_write(ctrl, 0); - drm_dp_link_train_channel_eq_delay(ctrl->dpcd); + drm_dp_link_train_channel_eq_delay(ctrl->drm_aux, ctrl->dpcd); return ret; } diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c index 299b9d8da376..4c1e551d9714 100644 --- a/drivers/gpu/drm/radeon/atombios_dp.c +++ b/drivers/gpu/drm/radeon/atombios_dp.c @@ -743,7 +743,7 @@ static int radeon_dp_link_train_ce(struct radeon_dp_link_train_info *dp_info) dp_info->tries = 0; channel_eq = false; while (1) { - drm_dp_link_train_channel_eq_delay(dp_info->dpcd); + drm_dp_link_train_channel_eq_delay(dp_info->aux, dp_info->dpcd); if (drm_dp_dpcd_read_link_status(dp_info->aux, dp_info->link_status) <= 0) { diff --git a/drivers/gpu/drm/xlnx/zynqmp_dp.c b/drivers/gpu/drm/xlnx/zynqmp_dp.c index 5cc295d8ba9f..f6f2293db18d 100644 --- a/drivers/gpu/drm/xlnx/zynqmp_dp.c +++ b/drivers/gpu/drm/xlnx/zynqmp_dp.c @@ -778,7 +778,7 @@ static int zynqmp_dp_link_train_ce(struct zynqmp_dp *dp) if (ret) return ret; - drm_dp_link_train_channel_eq_delay(dp->dpcd); + drm_dp_link_train_channel_eq_delay(&dp->aux, dp->dpcd); ret = drm_dp_dpcd_read_link_status(&dp->aux, link_status); if (ret < 0) return ret; diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index e4681665231e..2151aeb6c279 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -1479,8 +1479,10 @@ u8 drm_dp_get_adjust_request_post_cursor(const u8 link_status[DP_LINK_STATUS_SIZ void drm_dp_link_train_clock_recovery_delay(const struct drm_dp_aux *aux, const u8 dpcd[DP_RECEIVER_CAP_SIZE]); void drm_dp_lttpr_link_train_clock_recovery_delay(void); -void drm_dp_link_train_channel_eq_delay(const u8 dpcd[DP_RECEIVER_CAP_SIZE]); -void drm_dp_lttpr_link_train_channel_eq_delay(const u8 caps[DP_LTTPR_PHY_CAP_SIZE]); +void drm_dp_link_train_channel_eq_delay(const struct drm_dp_aux *aux, + const u8 dpcd[DP_RECEIVER_CAP_SIZE]); +void drm_dp_lttpr_link_train_channel_eq_delay(const struct drm_dp_aux *aux, + const u8 caps[DP_LTTPR_PHY_CAP_SIZE]); u8 drm_dp_link_rate_to_bw_code(int link_rate); int drm_dp_bw_code_to_link_rate(u8 link_bw);
So that we can start using drm_dbg_*() for drm_dp_link_train_channel_eq_delay() and drm_dp_lttpr_link_train_channel_eq_delay(). Signed-off-by: Lyude Paul <lyude@redhat.com> --- drivers/gpu/drm/amd/amdgpu/atombios_dp.c | 2 +- drivers/gpu/drm/drm_dp_helper.c | 14 +++++++++----- .../gpu/drm/i915/display/intel_dp_link_training.c | 4 ++-- drivers/gpu/drm/msm/dp/dp_ctrl.c | 4 ++-- drivers/gpu/drm/msm/edp/edp_ctrl.c | 4 ++-- drivers/gpu/drm/radeon/atombios_dp.c | 2 +- drivers/gpu/drm/xlnx/zynqmp_dp.c | 2 +- include/drm/drm_dp_helper.h | 6 ++++-- 8 files changed, 22 insertions(+), 16 deletions(-)