Commit ce68f86c authored by Karol Wachowski's avatar Karol Wachowski Committed by Jacek Lawrynowicz
Browse files

accel/ivpu: Do not fail when more than 1 tile is fused 



Allow TILE_FUSE register to disable more than 1 tile.
The driver should not prevent such configurations from being functional.

Signed-off-by: default avatarKarol Wachowski <karol.wachowski@intel.com>
Reviewed-by: default avatarJacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: default avatarJeffrey Hugo <quic_jhugo@quicinc.com>
Signed-off-by: default avatarJacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241017145817.121590-2-jacek.lawrynowicz@linux.intel.com
parent a2f59904

drivers/accel/ivpu/ivpu_hw_btrs.c

+3 −9
Original line number Diff line number Diff line
@@ -141,16 +141,10 @@ static int read_tile_config_fuse(struct ivpu_device *vdev, u32 *tile_fuse_config 
	}



	config = REG_GET_FLD(VPU_HW_BTRS_LNL_TILE_FUSE, CONFIG, fuse);

	if (!tile_disable_check(config)) {

		ivpu_err(vdev, "Fuse: Invalid tile disable config (0x%x)\n", config);

		return -EIO;

	}

	if (!tile_disable_check(config))

		ivpu_warn(vdev, "More than 1 tile disabled, tile fuse config mask: 0x%x\n", config);



	if (config)

		ivpu_dbg(vdev, MISC, "Fuse: %d tiles enabled. Tile number %d disabled\n",

			 BTRS_LNL_TILE_MAX_NUM - 1, ffs(config) - 1);

	else

		ivpu_dbg(vdev, MISC, "Fuse: All %d tiles enabled\n", BTRS_LNL_TILE_MAX_NUM);

	ivpu_dbg(vdev, MISC, "Tile disable config mask: 0x%x\n", config);



	*tile_fuse_config = config;

	return 0;