On SC8280X family SoC, PCIe controllers are connected to SMMUv3, hence
they don't need the config_sid() callback in ops_1_9_0 struct. Fix it by
introducing a new ops struct, namely ops_1_21_0 which is same as ops_1_9_0
without config_sid() callback so that BDF2SID mapping won't be configured
during init.
Fixes: 70574511f3fc ("PCI: qcom: Add support for SC8280XP")
Signed-off-by: Qiang Yu <quic_qianyu@xxxxxxxxxxx>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
---
drivers/pci/controller/dwc/pcie-qcom.c | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c
index 88a98be930e3..468bd4242e61 100644
--- a/drivers/pci/controller/dwc/pcie-qcom.c
+++ b/drivers/pci/controller/dwc/pcie-qcom.c
@@ -1367,6 +1367,16 @@ static const struct qcom_pcie_ops ops_2_9_0 = {
.ltssm_enable = qcom_pcie_2_3_2_ltssm_enable,
};
+/* Qcom IP rev.: 1.21.0 */
+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,
+};
+
static const struct qcom_pcie_cfg cfg_1_0_0 = {
.ops = &ops_1_0_0,
};
@@ -1405,7 +1415,7 @@ 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,
};
--
2.34.1
