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authorMikko Kovanen <mikko.kovanen@aavamobile.com>2022-11-26 13:27:13 +0000
committerRodrigo Vivi <rodrigo.vivi@intel.com>2022-11-29 12:30:18 -0500
commitf9cdf4130671d767071607d0a7568c9bd36a68d0 (patch)
tree01982f343f7701f61cf271ab853e01cffd553274 /drivers/gpu/drm/i915
parent1382901f75a5a7dc8eac05059fd0c7816def4eae (diff)
drm/i915/dsi: fix VBT send packet port selection for dual link DSI
intel_dsi->ports contains bitmask of enabled ports and correspondingly logic for selecting port for VBT packet sending must use port specific bitmask when deciding appropriate port. Fixes: 08c59dde71b7 ("drm/i915/dsi: fix VBT send packet port selection for ICL+") Cc: stable@vger.kernel.org Signed-off-by: Mikko Kovanen <mikko.kovanen@aavamobile.com> Reviewed-by: Jani Nikula <jani.nikula@intel.com> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/DBBPR09MB466592B16885D99ABBF2393A91119@DBBPR09MB4665.eurprd09.prod.outlook.com (cherry picked from commit 8d58bb7991c45f6b60710cc04c9498c6ea96db90) Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915')
-rw-r--r--drivers/gpu/drm/i915/display/intel_dsi_vbt.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dsi_vbt.c b/drivers/gpu/drm/i915/display/intel_dsi_vbt.c
index 75e8cc4337c9..fce69fa446d5 100644
--- a/drivers/gpu/drm/i915/display/intel_dsi_vbt.c
+++ b/drivers/gpu/drm/i915/display/intel_dsi_vbt.c
@@ -137,9 +137,9 @@ static enum port intel_dsi_seq_port_to_port(struct intel_dsi *intel_dsi,
return ffs(intel_dsi->ports) - 1;
if (seq_port) {
- if (intel_dsi->ports & PORT_B)
+ if (intel_dsi->ports & BIT(PORT_B))
return PORT_B;
- else if (intel_dsi->ports & PORT_C)
+ else if (intel_dsi->ports & BIT(PORT_C))
return PORT_C;
}