drm/amd/display: Add dmub additional interface support for FAMS

[WHY&HOW]
Update dmub and driver interface for future FAMS revisions.
Reviewed-by: Anthony Koo <anthony.koo@amd.com>
Acked-by: Roman Li <roman.li@amd.com>
Signed-off-by: Dillon Varone <dillon.varone@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c

@@ -799,7 +799,7 @@ void dcn30_init_hw(struct dc *dc)
 	// Get DMCUB capabilities
 	dc_dmub_srv_query_caps_cmd(dc->ctx->dmub_srv);
 	dc->caps.dmub_caps.psr = dc->ctx->dmub_srv->dmub->feature_caps.psr;
-	dc->caps.dmub_caps.mclk_sw = dc->ctx->dmub_srv->dmub->feature_caps.fw_assisted_mclk_switch;
+	dc->caps.dmub_caps.mclk_sw = dc->ctx->dmub_srv->dmub->feature_caps.fw_assisted_mclk_switch_ver;
 }
 
 void dcn30_set_avmute(struct pipe_ctx *pipe_ctx, bool enable)

drivers/gpu/drm/amd/display/dc/hwss/dcn31/dcn31_hwseq.c

@@ -273,7 +273,7 @@ void dcn31_init_hw(struct dc *dc)
 	// Get DMCUB capabilities
 	dc_dmub_srv_query_caps_cmd(dc->ctx->dmub_srv);
 	dc->caps.dmub_caps.psr = dc->ctx->dmub_srv->dmub->feature_caps.psr;
-	dc->caps.dmub_caps.mclk_sw = dc->ctx->dmub_srv->dmub->feature_caps.fw_assisted_mclk_switch;
+	dc->caps.dmub_caps.mclk_sw = dc->ctx->dmub_srv->dmub->feature_caps.fw_assisted_mclk_switch_ver;
 }
 
 void dcn31_dsc_pg_control(

drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c

@@ -953,7 +953,7 @@ void dcn32_init_hw(struct dc *dc)
 		dc->caps.dmub_caps.psr = dc->ctx->dmub_srv->dmub->feature_caps.psr;
 		dc->caps.dmub_caps.subvp_psr = dc->ctx->dmub_srv->dmub->feature_caps.subvp_psr_support;
 		dc->caps.dmub_caps.gecc_enable = dc->ctx->dmub_srv->dmub->feature_caps.gecc_enable;
-		dc->caps.dmub_caps.mclk_sw = dc->ctx->dmub_srv->dmub->feature_caps.fw_assisted_mclk_switch;
+		dc->caps.dmub_caps.mclk_sw = dc->ctx->dmub_srv->dmub->feature_caps.fw_assisted_mclk_switch_ver;
 
 		if (dc->ctx->dmub_srv->dmub->fw_version <
 		    DMUB_FW_VERSION(7, 0, 35)) {

drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c

@@ -349,7 +349,7 @@ void dcn35_init_hw(struct dc *dc)
 	if (dc->ctx->dmub_srv) {
 		dc_dmub_srv_query_caps_cmd(dc->ctx->dmub_srv);
 		dc->caps.dmub_caps.psr = dc->ctx->dmub_srv->dmub->feature_caps.psr;
-		dc->caps.dmub_caps.mclk_sw = dc->ctx->dmub_srv->dmub->feature_caps.fw_assisted_mclk_switch;
+		dc->caps.dmub_caps.mclk_sw = dc->ctx->dmub_srv->dmub->feature_caps.fw_assisted_mclk_switch_ver;
 	}
 
 	if (dc->res_pool->pg_cntl) {

drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h

@@ -97,6 +97,9 @@
 /* Maximum number of planes on any ASIC. */
 #define DMUB_MAX_PLANES 6
 
+/* Maximum number of phantom planes on any ASIC */
+#define DMUB_MAX_PHANTOM_PLANES ((DMUB_MAX_PLANES) / 2)
+
 /* Trace buffer offset for entry */
 #define TRACE_BUFFER_ENTRY_OFFSET  16
 
@@ -466,7 +469,7 @@ struct dmub_feature_caps {
 	 * Max PSR version supported by FW.
 	 */
 	uint8_t psr;
-	uint8_t fw_assisted_mclk_switch;
+	uint8_t fw_assisted_mclk_switch_ver;
 	uint8_t reserved[4];
 	uint8_t subvp_psr_support;
 	uint8_t gecc_enable;
@@ -4667,6 +4670,7 @@ union dmub_rb_cmd {
 	 * Definition of a DMUB_CMD__PSP_ASSR_ENABLE command.
 	 */
 	struct dmub_rb_cmd_assr_enable assr_enable;
+
 };
 
 /**