[PATCH] drm/amd/display: add DCN 351 version for microcode load

[Zhang, Yifan]

[AMD Official Use Only - General]

Reviewed-by: Yifan Zhang <yifan1.zhang at amd.com>

Best Regards,
Yifan

-----Original Message-----
From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> On Behalf Of Li Ma
Sent: Thursday, March 28, 2024 11:23 AM
To: amd-gfx at lists.freedesktop.org; Mahfooz, Hamza <Hamza.Mahfooz at amd.com>; Li, Roman <Roman.Li at amd.com>
Cc: Deucher, Alexander <Alexander.Deucher at amd.com>; Zhang, Yifan <Yifan1.Zhang at amd.com>; Ma, Li <Li.Ma at amd.com>
Subject: [PATCH] drm/amd/display: add DCN 351 version for microcode load

There is a new DCN veriosn 3.5.1 need to load

Signed-off-by: Li Ma <li.ma at amd.com>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index ef546932f6c9..d98632f37c0d 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -148,6 +148,9 @@ MODULE_FIRMWARE(FIRMWARE_NAVI12_DMCU);
 #define FIRMWARE_DCN_35_DMUB "amdgpu/dcn_3_5_dmcub.bin"
 MODULE_FIRMWARE(FIRMWARE_DCN_35_DMUB);

+#define FIRMWARE_DCN_351_DMUB "amdgpu/dcn_3_5_1_dmcub.bin"
+MODULE_FIRMWARE(FIRMWARE_DCN_351_DMUB);
+
 /* Number of bytes in PSP header for firmware. */  #define PSP_HEADER_BYTES 0x100

@@ -4820,9 +4823,11 @@ static int dm_init_microcode(struct amdgpu_device *adev)
                fw_name_dmub = FIRMWARE_DCN_V3_2_1_DMCUB;
                break;
        case IP_VERSION(3, 5, 0):
-       case IP_VERSION(3, 5, 1):
                fw_name_dmub = FIRMWARE_DCN_35_DMUB;
                break;
+       case IP_VERSION(3, 5, 1):
+               fw_name_dmub = FIRMWARE_DCN_351_DMUB;
+               break;
        default:
                /* ASIC doesn't support DMUB. */
                return 0;
--
2.25.1