[SRU][Questing][PATCH 6/8] drm/i915/xe3lpd: Load DMC for Xe3_LPD version 30.02

[You-Sheng Yang]

From: Dnyaneshwar Bhadane <dnyaneshwar.bhadane at intel.com>

BugLink: https://bugs.launchpad.net/bugs/2137272

Load the DMC for Xe3_LPD version 30.02.

Signed-off-by: Dnyaneshwar Bhadane <dnyaneshwar.bhadane at intel.com>
Reviewed-by: Gustavo Sousa <gustavo.sousa at intel.com>
Reviewed-by: Chaitanya Kumar Borah <chaitanya.kumar.borah at intel.com>
Link: https://lore.kernel.org/r/20251016131517.2032684-1-dnyaneshwar.bhadane@intel.com
Signed-off-by: Gustavo Sousa <gustavo.sousa at intel.com>
(cherry picked from commit a63db39a578b543f5e5719b9f14dd82d3b8648d1)
Signed-off-by: You-Sheng Yang <vicamo.yang at canonical.com>
---
 drivers/gpu/drm/i915/display/intel_dmc.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c
index 4aa2aa6379787..8ec06a734d8e3 100644
--- a/drivers/gpu/drm/i915/display/intel_dmc.c
+++ b/drivers/gpu/drm/i915/display/intel_dmc.c
@@ -127,6 +127,9 @@ static bool dmc_firmware_param_disabled(struct intel_display *display)
 #define DISPLAY_VER13_DMC_MAX_FW_SIZE	0x20000
 #define DISPLAY_VER12_DMC_MAX_FW_SIZE	ICL_DMC_MAX_FW_SIZE
 
+#define XE3LPD_3002_DMC_PATH		DMC_PATH(xe3lpd_3002)
+MODULE_FIRMWARE(XE3LPD_3002_DMC_PATH);
+
 #define XE3LPD_DMC_PATH			DMC_PATH(xe3lpd)
 MODULE_FIRMWARE(XE3LPD_DMC_PATH);
 
@@ -183,9 +186,10 @@ static const char *dmc_firmware_default(struct intel_display *display, u32 *size
 {
 	const char *fw_path = NULL;
 	u32 max_fw_size = 0;
-
-	if (DISPLAY_VERx100(display) == 3002 ||
-	    DISPLAY_VERx100(display) == 3000) {
+	if (DISPLAY_VERx100(display) == 3002) {
+		fw_path = XE3LPD_3002_DMC_PATH;
+		max_fw_size = XE2LPD_DMC_MAX_FW_SIZE;
+	} else if (DISPLAY_VERx100(display) == 3000) {
 		fw_path = XE3LPD_DMC_PATH;
 		max_fw_size = XE2LPD_DMC_MAX_FW_SIZE;
 	} else if (DISPLAY_VERx100(display) == 2000) {
-- 
2.51.0