[Intel-gfx] [PATCH] drm/i915: Fix 'mixing different enum types' warnings in intel_display_power.c

[Imre Deak]

Fix the following sparse warnings:

drivers/gpu/drm/i915/display/intel_display_power.c:2431:34: warning: mixing 
different enum types:
drivers/gpu/drm/i915/display/intel_display_power.c:2431:34:    unsigned int 
enum intel_display_power_domain
drivers/gpu/drm/i915/display/intel_display_power.c:2431:34:    int enum port
drivers/gpu/drm/i915/display/intel_display_power.c:2442:37: warning: mixing 
different enum types:
drivers/gpu/drm/i915/display/intel_display_power.c:2442:37:    unsigned int 
enum intel_display_power_domain
drivers/gpu/drm/i915/display/intel_display_power.c:2442:37:    int enum port
drivers/gpu/drm/i915/display/intel_display_power.c:2468:43: warning: mixing 
different enum types:
drivers/gpu/drm/i915/display/intel_display_power.c:2468:43:    unsigned int 
enum intel_display_power_domain
drivers/gpu/drm/i915/display/intel_display_power.c:2468:43:    unsigned int 
enum aux_ch
drivers/gpu/drm/i915/display/intel_display_power.c:2479:35: warning: mixing 
different enum types:
drivers/gpu/drm/i915/display/intel_display_power.c:2479:35:    unsigned int 
enum intel_display_power_domain
drivers/gpu/drm/i915/display/intel_display_power.c:2479:35:    unsigned int 
enum aux_ch

Fixes: 979e1b32e0e2 ("drm/i915: Sanitize the port -> DDI/AUX power domain 
mapping for each platform")
Reported-by: Jani Nikula <jani.nik...@intel.com>
Cc: Jouni Högander <jouni.hogan...@intel.com>
Signed-off-by: Imre Deak <imre.d...@intel.com>
---
 drivers/gpu/drm/i915/display/intel_display_power.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c 
b/drivers/gpu/drm/i915/display/intel_display_power.c
index 1d9bd5808849f..949edc983a169 100644
--- a/drivers/gpu/drm/i915/display/intel_display_power.c
+++ b/drivers/gpu/drm/i915/display/intel_display_power.c
@@ -2428,7 +2428,7 @@ intel_display_power_ddi_io_domain(struct drm_i915_private 
*i915, enum port port)
        if (drm_WARN_ON(&i915->drm, !domains) || domains->ddi_io == 
POWER_DOMAIN_INVALID)
                return POWER_DOMAIN_PORT_DDI_IO_A;
 
-       return domains->ddi_io + port - domains->port_start;
+       return domains->ddi_io + (int)(port - domains->port_start);
 }
 
 enum intel_display_power_domain
@@ -2439,7 +2439,7 @@ intel_display_power_ddi_lanes_domain(struct 
drm_i915_private *i915, enum port po
        if (drm_WARN_ON(&i915->drm, !domains) || domains->ddi_lanes == 
POWER_DOMAIN_INVALID)
                return POWER_DOMAIN_PORT_DDI_LANES_A;
 
-       return domains->ddi_lanes + port - domains->port_start;
+       return domains->ddi_lanes + (int)(port - domains->port_start);
 }
 
 static const struct intel_ddi_port_domains *
@@ -2465,7 +2465,7 @@ intel_display_power_legacy_aux_domain(struct 
drm_i915_private *i915, enum aux_ch
        if (drm_WARN_ON(&i915->drm, !domains) || domains->aux_legacy_usbc == 
POWER_DOMAIN_INVALID)
                return POWER_DOMAIN_AUX_A;
 
-       return domains->aux_legacy_usbc + aux_ch - domains->aux_ch_start;
+       return domains->aux_legacy_usbc + (int)(aux_ch - domains->aux_ch_start);
 }
 
 enum intel_display_power_domain
@@ -2476,5 +2476,5 @@ intel_display_power_tbt_aux_domain(struct 
drm_i915_private *i915, enum aux_ch au
        if (drm_WARN_ON(&i915->drm, !domains) || domains->aux_tbt == 
POWER_DOMAIN_INVALID)
                return POWER_DOMAIN_AUX_TBT1;
 
-       return domains->aux_tbt + aux_ch - domains->aux_ch_start;
+       return domains->aux_tbt + (int)(aux_ch - domains->aux_ch_start);
 }
-- 
2.30.2