[PATCH] drm/i915/xe3lpd: Load DMC

Gustavo Sousa gustavo.sousa at intel.com
Tue Oct 22 15:50:51 UTC 2024


Load the DMC for Xe3LPD.

Signed-off-by: Gustavo Sousa <gustavo.sousa at intel.com>
---
 drivers/gpu/drm/i915/display/intel_dmc.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c
index 48bbbf8f312c..5392b68627ae 100644
--- a/drivers/gpu/drm/i915/display/intel_dmc.c
+++ b/drivers/gpu/drm/i915/display/intel_dmc.c
@@ -113,6 +113,9 @@ 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_DMC_PATH			DMC_PATH(xe3lpd)
+MODULE_FIRMWARE(XE3LPD_DMC_PATH);
+
 #define XE2LPD_DMC_PATH			DMC_PATH(xe2lpd)
 MODULE_FIRMWARE(XE2LPD_DMC_PATH);
 
@@ -168,7 +171,10 @@ static const char *dmc_firmware_default(struct intel_display *display, u32 *size
 	const char *fw_path = NULL;
 	u32 max_fw_size = 0;
 
-	if (DISPLAY_VER_FULL(display) == IP_VER(20, 0)) {
+	if (DISPLAY_VER_FULL(display) == IP_VER(30, 0)) {
+		fw_path = XE3LPD_DMC_PATH;
+		max_fw_size = XE2LPD_DMC_MAX_FW_SIZE;
+	} else if (DISPLAY_VER_FULL(display) == IP_VER(20, 0)) {
 		fw_path = XE2LPD_DMC_PATH;
 		max_fw_size = XE2LPD_DMC_MAX_FW_SIZE;
 	} else if (DISPLAY_VER_FULL(display) == IP_VER(14, 1)) {
-- 
2.47.0



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