On Fri, Sep 06, 2024 at 10:00:31AM +0300, Jouni Högander wrote:
> Link training code contains local "connector to intel_dp"
> implementation. This was added due to missing MST handling in
> intel_attached_dp. Missing MST support is now fixed in
> intel_attached_dp. We can now change link training code to use that instead
> of local intel_connector_to_intel_dp.
>
> Signed-off-by: Jouni Högander <jouni.hogan...@intel.com>
Reviewed-by: Imre Deak <imre.d...@intel.com>
> ---
> .../drm/i915/display/intel_dp_link_training.c | 30 +++++++------------
> 1 file changed, 11 insertions(+), 19 deletions(-)
>
> 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 f45797c1a2051..28f6b7bb816e2 100644
> --- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c
> +++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c
> @@ -1679,19 +1679,11 @@ void intel_dp_128b132b_sdp_crc16(struct intel_dp
> *intel_dp,
> lt_dbg(intel_dp, DP_PHY_DPRX, "DP2.0 SDP CRC16 for 128b/132b
> enabled\n");
> }
>
> -static struct intel_dp *intel_connector_to_intel_dp(struct intel_connector
> *connector)
> -{
> - if (connector->mst_port)
> - return connector->mst_port;
> - else
> - return enc_to_intel_dp(intel_attached_encoder(connector));
> -}
> -
> static int i915_dp_force_link_rate_show(struct seq_file *m, void *data)
> {
> struct intel_connector *connector = to_intel_connector(m->private);
> struct intel_display *display = to_intel_display(connector);
> - struct intel_dp *intel_dp = intel_connector_to_intel_dp(connector);
> + struct intel_dp *intel_dp = intel_attached_dp(connector);
> int current_rate = -1;
> int force_rate;
> int err;
> @@ -1762,7 +1754,7 @@ static ssize_t i915_dp_force_link_rate_write(struct
> file *file,
> struct seq_file *m = file->private_data;
> struct intel_connector *connector = to_intel_connector(m->private);
> struct intel_display *display = to_intel_display(connector);
> - struct intel_dp *intel_dp = intel_connector_to_intel_dp(connector);
> + struct intel_dp *intel_dp = intel_attached_dp(connector);
> int rate;
> int err;
>
> @@ -1789,7 +1781,7 @@ static int i915_dp_force_lane_count_show(struct
> seq_file *m, void *data)
> {
> struct intel_connector *connector = to_intel_connector(m->private);
> struct intel_display *display = to_intel_display(connector);
> - struct intel_dp *intel_dp = intel_connector_to_intel_dp(connector);
> + struct intel_dp *intel_dp = intel_attached_dp(connector);
> int current_lane_count = -1;
> int force_lane_count;
> int err;
> @@ -1864,7 +1856,7 @@ static ssize_t i915_dp_force_lane_count_write(struct
> file *file,
> struct seq_file *m = file->private_data;
> struct intel_connector *connector = to_intel_connector(m->private);
> struct intel_display *display = to_intel_display(connector);
> - struct intel_dp *intel_dp = intel_connector_to_intel_dp(connector);
> + struct intel_dp *intel_dp = intel_attached_dp(connector);
> int lane_count;
> int err;
>
> @@ -1891,7 +1883,7 @@ static int i915_dp_max_link_rate_show(void *data, u64
> *val)
> {
> struct intel_connector *connector = to_intel_connector(data);
> struct intel_display *display = to_intel_display(connector);
> - struct intel_dp *intel_dp = intel_connector_to_intel_dp(connector);
> + struct intel_dp *intel_dp = intel_attached_dp(connector);
> int err;
>
> err =
> drm_modeset_lock_single_interruptible(&display->drm->mode_config.connection_mutex);
> @@ -1910,7 +1902,7 @@ static int i915_dp_max_lane_count_show(void *data, u64
> *val)
> {
> struct intel_connector *connector = to_intel_connector(data);
> struct intel_display *display = to_intel_display(connector);
> - struct intel_dp *intel_dp = intel_connector_to_intel_dp(connector);
> + struct intel_dp *intel_dp = intel_attached_dp(connector);
> int err;
>
> err =
> drm_modeset_lock_single_interruptible(&display->drm->mode_config.connection_mutex);
> @@ -1929,7 +1921,7 @@ static int
> i915_dp_force_link_training_failure_show(void *data, u64 *val)
> {
> struct intel_connector *connector = to_intel_connector(data);
> struct intel_display *display = to_intel_display(connector);
> - struct intel_dp *intel_dp = intel_connector_to_intel_dp(connector);
> + struct intel_dp *intel_dp = intel_attached_dp(connector);
> int err;
>
> err =
> drm_modeset_lock_single_interruptible(&display->drm->mode_config.connection_mutex);
> @@ -1947,7 +1939,7 @@ static int
> i915_dp_force_link_training_failure_write(void *data, u64 val)
> {
> struct intel_connector *connector = to_intel_connector(data);
> struct intel_display *display = to_intel_display(connector);
> - struct intel_dp *intel_dp = intel_connector_to_intel_dp(connector);
> + struct intel_dp *intel_dp = intel_attached_dp(connector);
> int err;
>
> if (val > 2)
> @@ -1971,7 +1963,7 @@ static int i915_dp_force_link_retrain_show(void *data,
> u64 *val)
> {
> struct intel_connector *connector = to_intel_connector(data);
> struct intel_display *display = to_intel_display(connector);
> - struct intel_dp *intel_dp = intel_connector_to_intel_dp(connector);
> + struct intel_dp *intel_dp = intel_attached_dp(connector);
> int err;
>
> err =
> drm_modeset_lock_single_interruptible(&display->drm->mode_config.connection_mutex);
> @@ -1989,7 +1981,7 @@ static int i915_dp_force_link_retrain_write(void *data,
> u64 val)
> {
> struct intel_connector *connector = to_intel_connector(data);
> struct intel_display *display = to_intel_display(connector);
> - struct intel_dp *intel_dp = intel_connector_to_intel_dp(connector);
> + struct intel_dp *intel_dp = intel_attached_dp(connector);
> int err;
>
> err =
> drm_modeset_lock_single_interruptible(&display->drm->mode_config.connection_mutex);
> @@ -2012,7 +2004,7 @@ static int i915_dp_link_retrain_disabled_show(struct
> seq_file *m, void *data)
> {
> struct intel_connector *connector = to_intel_connector(m->private);
> struct intel_display *display = to_intel_display(connector);
> - struct intel_dp *intel_dp = intel_connector_to_intel_dp(connector);
> + struct intel_dp *intel_dp = intel_attached_dp(connector);
> int err;
>
> err =
> drm_modeset_lock_single_interruptible(&display->drm->mode_config.connection_mutex);
> --
> 2.34.1
>
