drm/i915/dmc: Change max DMC FW size on ADL-P

Increase the max size of DMC on ADL-P to account for support of new
features in the current/upcoming DMC versions.

Signed-off-by: Madhumitha Tolakanahalli Pradeep <madhumitha.tolakanahalli.pradeep@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211207023718.322349-1-madhumitha.tolakanahalli.pradeep@intel.com

diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c
index 2dc9d632969dbca821d4ec7d2f2d5f91aa6df422..0cab18f972d1d9e227210cc42a7f1f0515cdb783 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_dmc.c
+++ b/drivers/gpu/drm/i915/display/intel_dmc.c
@@ -45,6 +45,8 @@
 
 #define GEN12_DMC_MAX_FW_SIZE          ICL_DMC_MAX_FW_SIZE
 
+#define GEN13_DMC_MAX_FW_SIZE          0x20000
+
 #define ADLP_DMC_PATH                  DMC_PATH(adlp, 2, 12)
 #define ADLP_DMC_VERSION_REQUIRED      DMC_VERSION(2, 12)
 MODULE_FIRMWARE(ADLP_DMC_PATH);
@@ -682,7 +684,7 @@ void intel_dmc_ucode_init(struct drm_i915_private *dev_priv)
        if (IS_ALDERLAKE_P(dev_priv)) {
                dmc->fw_path = ADLP_DMC_PATH;
                dmc->required_version = ADLP_DMC_VERSION_REQUIRED;
-               dmc->max_fw_size = GEN12_DMC_MAX_FW_SIZE;
+               dmc->max_fw_size = GEN13_DMC_MAX_FW_SIZE;
        } else if (IS_ALDERLAKE_S(dev_priv)) {
                dmc->fw_path = ADLS_DMC_PATH;
                dmc->required_version = ADLS_DMC_VERSION_REQUIRED;