drm/i915/bmg: Load DMC

Load Battlemage's DMC. We re-use XELPDP_DMC_MAX_FW_SIZE since BMG's
display is a derivative of Xe_LPD+ and has the same MMIO offset limits.
Reviewed-by: Dnyaneshwar Bhadane <dnyaneshwar.bhadane@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240510140532.112352-2-gustavo.sousa@intel.comSigned-off-by: Gustavo Sousa <gustavo.sousa@intel.com>

drivers/gpu/drm/i915/display/intel_dmc.c

@@ -115,6 +115,9 @@ static bool dmc_firmware_param_disabled(struct drm_i915_private *i915)
 #define XE2LPD_DMC_PATH			DMC_PATH(xe2lpd)
 MODULE_FIRMWARE(XE2LPD_DMC_PATH);
 
+#define BMG_DMC_PATH			DMC_PATH(bmg)
+MODULE_FIRMWARE(BMG_DMC_PATH);
+
 #define MTL_DMC_PATH			DMC_PATH(mtl)
 MODULE_FIRMWARE(MTL_DMC_PATH);
 
@@ -166,6 +169,9 @@ static const char *dmc_firmware_default(struct drm_i915_private *i915, u32 *size
 	if (DISPLAY_VER_FULL(i915) == IP_VER(20, 0)) {
 		fw_path = XE2LPD_DMC_PATH;
 		max_fw_size = XE2LPD_DMC_MAX_FW_SIZE;
+	} else if (DISPLAY_VER_FULL(i915) == IP_VER(14, 1)) {
+		fw_path = BMG_DMC_PATH;
+		max_fw_size = XELPDP_DMC_MAX_FW_SIZE;
 	} else if (DISPLAY_VER_FULL(i915) == IP_VER(14, 0)) {
 		fw_path = MTL_DMC_PATH;
 		max_fw_size = XELPDP_DMC_MAX_FW_SIZE;