drm/i915/dmc_wl: Use i915_mmio_reg_offset() instead of reg.reg

The macro i915_mmio_reg_offset() is the proper interface to get a
register's offset. Use that instead of looking directly at reg.reg.

Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Gustavo Sousa <gustavo.sousa@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241108130218.24125-2-gustavo.sousa@intel.com

diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c
index 5634ff07269d753fd2118c1d42888bc8840b1df1..05892a237d3aba91375a368246ed1a9a7184f33e 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c
+++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c
@@ -91,14 +91,15 @@ out_unlock:
        spin_unlock_irqrestore(&wl->lock, flags);
 }
 
-static bool intel_dmc_wl_check_range(u32 address)
+static bool intel_dmc_wl_check_range(i915_reg_t reg)
 {
        int i;
        bool wl_needed = false;
+       u32 offset = i915_mmio_reg_offset(reg);
 
        for (i = 0; i < ARRAY_SIZE(lnl_wl_range); i++) {
-               if (address >= lnl_wl_range[i].start &&
-                   address <= lnl_wl_range[i].end) {
+               if (offset >= lnl_wl_range[i].start &&
+                   offset <= lnl_wl_range[i].end) {
                        wl_needed = true;
                        break;
                }
@@ -191,7 +192,7 @@ void intel_dmc_wl_get(struct intel_display *display, i915_reg_t reg)
        if (!__intel_dmc_wl_supported(display))
                return;
 
-       if (!intel_dmc_wl_check_range(reg.reg))
+       if (!intel_dmc_wl_check_range(reg))
                return;
 
        spin_lock_irqsave(&wl->lock, flags);
@@ -239,7 +240,7 @@ void intel_dmc_wl_put(struct intel_display *display, i915_reg_t reg)
        if (!__intel_dmc_wl_supported(display))
                return;
 
-       if (!intel_dmc_wl_check_range(reg.reg))
+       if (!intel_dmc_wl_check_range(reg))
                return;
 
        spin_lock_irqsave(&wl->lock, flags);