From: Jason Gunthorpe <jgg@nvidia.com>
Date: Wed, 13 May 2026 23:57:44 +0000 (-0300)
Subject: iommu/arm-smmu-v3: Remove CMDQ_OP_CFGI_CD_ALL from arm_smmu_cmdq_build_cmd()
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c5758947cb7b375303cf8f6f7600a445cb992e7d;p=thirdparty%2Fkernel%2Flinux.git

iommu/arm-smmu-v3: Remove CMDQ_OP_CFGI_CD_ALL from arm_smmu_cmdq_build_cmd()

Nothing uses this, just dead code.

Reviewed-by: Mostafa Saleh <smostafa@google.com>
Reviewed-by: Pranjal Shrivastava <praan@google.com>
Tested-by: Pranjal Shrivastava <praan@google.com>
Tested-by: Mostafa Saleh <smostafa@google.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Nicolin Chen <nicolinc@nvidia.com>
Tested-by: Samiullah Khawaja <skhawaja@google.com>
Tested-by: Nicolin Chen <nicolinc@nvidia.com>
Signed-off-by: Will Deacon <will@kernel.org>
---

diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
index a3ce3c11c4d11..908c7e8a20b2b 100644
--- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
+++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
@@ -290,9 +290,6 @@ static int arm_smmu_cmdq_build_cmd(struct arm_smmu_cmd *cmd_out,
 		cmd[0] |= FIELD_PREP(CMDQ_CFGI_0_SID, ent->cfgi.sid);
 		cmd[1] |= FIELD_PREP(CMDQ_CFGI_1_LEAF, ent->cfgi.leaf);
 		break;
-	case CMDQ_OP_CFGI_CD_ALL:
-		cmd[0] |= FIELD_PREP(CMDQ_CFGI_0_SID, ent->cfgi.sid);
-		break;
 	case CMDQ_OP_CFGI_ALL:
 		/* Cover the entire SID range */
 		cmd[1] |= FIELD_PREP(CMDQ_CFGI_1_RANGE, 31);