drm/i915/adl_s: Load DMC

Load DMC on ADL_S v2.01. This is the first offcial
release of DMC for ADL_S.

Cc: Jani Nikula <jani.nikula@intel.com>
Cc: Imre Deak <imre.deak@intel.com>
Cc: Matt Roper <matthew.d.roper@intel.com>
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: Aditya Swarup <aditya.swarup@intel.com>
Signed-off-by: Anusha Srivatsa <anusha.srivatsa@intel.com>
Signed-off-by: Aditya Swarup <aditya.swarup@intel.com>
Reviewed-by: Aditya Swarup <aditya.swarup@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210129182945.217078-6-aditya.swarup@intel.com

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

@@ -40,6 +40,10 @@
 
 #define GEN12_CSR_MAX_FW_SIZE		ICL_CSR_MAX_FW_SIZE
 
+#define ADLS_CSR_PATH			"i915/adls_dmc_ver2_01.bin"
+#define ADLS_CSR_VERSION_REQUIRED	CSR_VERSION(2, 1)
+MODULE_FIRMWARE(ADLS_CSR_PATH);
+
 #define DG1_CSR_PATH			"i915/dg1_dmc_ver2_02.bin"
 #define DG1_CSR_VERSION_REQUIRED	CSR_VERSION(2, 2)
 MODULE_FIRMWARE(DG1_CSR_PATH);
@@ -689,7 +693,11 @@ void intel_csr_ucode_init(struct drm_i915_private *dev_priv)
 	 */
 	intel_csr_runtime_pm_get(dev_priv);
 
-	if (IS_DG1(dev_priv)) {
+	if (IS_ALDERLAKE_S(dev_priv)) {
+		csr->fw_path = ADLS_CSR_PATH;
+		csr->required_version = ADLS_CSR_VERSION_REQUIRED;
+		csr->max_fw_size = GEN12_CSR_MAX_FW_SIZE;
+	} else if (IS_DG1(dev_priv)) {
 		csr->fw_path = DG1_CSR_PATH;
 		csr->required_version = DG1_CSR_VERSION_REQUIRED;
 		csr->max_fw_size = GEN12_CSR_MAX_FW_SIZE;