Unverified Commit 1362af92 authored by Qiang Yu's avatar Qiang Yu Committed by Krzysztof Wilczyński
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PCI: qcom: Remove BDF2SID mapping config for SC8280X family SoC 

The SC8280XP PCIe devicetree nodes do not specify an 'iommu-map' so
the config_sid() callback is effectively a no-op.

Hence introduce a new ops struct, namely ops_1_21_0 which is same as
ops_1_9_0 except that it doesn't have config_sid() callback to clean
it up.

Link: https://lore.kernel.org/r/20241101030902.579789-4-quic_qianyu@quicinc.com


Signed-off-by: default avatarQiang Yu <quic_qianyu@quicinc.com>
[kwilczynski: commit log]
Signed-off-by: default avatarKrzysztof Wilczyński <kwilczynski@kernel.org>
Reviewed-by: default avatarDmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: default avatarJohan Hovold <johan+linaro@kernel.org>
Reviewed-by: default avatarManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
parent 66dc2059

drivers/pci/controller/dwc/pcie-qcom.c

+11 −1
Original line number Diff line number Diff line
@@ -1365,6 +1365,16 @@ static const struct qcom_pcie_ops ops_1_9_0 = { 
	.config_sid = qcom_pcie_config_sid_1_9_0,

};



/* Qcom IP rev.: 1.21.0  Synopsys IP rev.: 5.60a */

static const struct qcom_pcie_ops ops_1_21_0 = {

	.get_resources = qcom_pcie_get_resources_2_7_0,

	.init = qcom_pcie_init_2_7_0,

	.post_init = qcom_pcie_post_init_2_7_0,

	.host_post_init = qcom_pcie_host_post_init_2_7_0,

	.deinit = qcom_pcie_deinit_2_7_0,

	.ltssm_enable = qcom_pcie_2_3_2_ltssm_enable,

};



/* Qcom IP rev.: 2.9.0  Synopsys IP rev.: 5.00a */

static const struct qcom_pcie_ops ops_2_9_0 = {

	.get_resources = qcom_pcie_get_resources_2_9_0,
@@ -1412,7 +1422,7 @@ static const struct qcom_pcie_cfg cfg_2_9_0 = { 
};



static const struct qcom_pcie_cfg cfg_sc8280xp = {

	.ops = &ops_1_9_0,

	.ops = &ops_1_21_0,

	.no_l0s = true,

};