mirrors/linux
2
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-08-30 18:03:10 -04:00
Code Issues Packages Projects Releases Wiki Activity

drm/i915/dp: End link configuration loops properly

Browse Source 
Call intel_dp_link_caps_iter_end() after the link configuration loops.
At the moment this call only clears the iteration object, so the lack of
call didn't cause an actual issue.

Cc: Luca Coelho <luciano.coelho@intel.com>
Fixes: 7266df62ed ("drm/i915/dp: Iterate configurations via link_caps for SST non-DSC")
Fixes: 4f104fc10a ("drm/i915/dp: Iterate configurations via link_caps for SST DSC")
Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Link: https://patch.msgid.link/20260714152700.555527-3-imre.deak@intel.com
This commit is contained in:
Imre Deak
2026-07-14 18:26:56 +03:00
parent b0b6d44646
commit eb23a5abd1
1 changed files with 16 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
drivers/gpu/drm/i915/display/intel_dp.c
View File

@@ -1688,6 +1688,7 @@ intel_dp_compute_link_config_wide(struct intel_dp *intel_dp,
struct intel_dp_link_caps *link_caps = intel_dp->link.caps;
struct intel_dp_link_caps_order order =
intel_dp_link_caps_connector_compute_order(connector);
int err = -EINVAL;
int link_avail;
for (bpp = fxp_q4_to_int(limits->link.max_bpp_x16);
@@ -1718,12 +1719,18 @@ intel_dp_compute_link_config_wide(struct intel_dp *intel_dp,
pipe_config->pipe_bpp = bpp;
pipe_config->port_clock = link_config.rate;
return 0;
err = 0;
break;
}
}
intel_dp_link_caps_iter_end(&iter);
if (!err)
break;
}
return -EINVAL;
return err;
}
int intel_dp_dsc_max_src_input_bpc(struct intel_display *display)
@@ -1924,6 +1931,7 @@ static int dsc_compute_link_config(struct intel_dp *intel_dp,
intel_dp_link_caps_connector_compute_order(connector);
struct intel_dp_link_config link_config;
struct intel_dp_link_caps_iter iter;
int err = -EINVAL;
intel_dp_link_caps_iter_start(&iter, link_caps, order, limits->link_config_filter);
for_each_dp_link_config(&iter, &link_config) {
@@ -1966,10 +1974,13 @@ static int dsc_compute_link_config(struct intel_dp *intel_dp,
continue;
}
return 0;
}
err = 0;
return -EINVAL;
break;
}
intel_dp_link_caps_iter_end(&iter);
return err;
}
static