[PATCH v11 08/20] cxl/pci: Remove Component Register base address from struct cxl_dev_state

Robert Richter
2023-09-27T15:47:19Z

The Component Register base address @component_reg_phys is no longer
used after the rework of the Component Register setup which now uses
struct member @reg_map instead. Remove the base address.

Signed-off-by: Terry Bowman <terry.bowman@amd.com>
Signed-off-by: Robert Richter <rrichter@amd.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
---
drivers/cxl/cxlmem.h | 2 --
drivers/cxl/pci.c | 3 ---
tools/testing/cxl/test/mem.c | 1 -
3 files changed, 6 deletions(-)

diff --git a/drivers/cxl/cxlmem.h b/drivers/cxl/cxlmem.h
index 8fb8db47c3b7..cfd287466fa8 100644
--- a/drivers/cxl/cxlmem.h
+++ b/drivers/cxl/cxlmem.h
@@ -405,7 +405,6 @@ enum cxl_devtype {
* @dpa_res: Overall DPA resource tree for the device
* @pmem_res: Active Persistent memory capacity configuration
* @ram_res: Active Volatile memory capacity configuration
- * @component_reg_phys: register base of component registers
* @serial: PCIe Device Serial Number
* @type: Generic Memory Class device or Vendor Specific Memory device
*/
@@ -420,7 +419,6 @@ struct cxl_dev_state {
struct resource dpa_res;
struct resource pmem_res;
struct resource ram_res;
- resource_size_t component_reg_phys;
u64 serial;
enum cxl_devtype type;
};
diff --git a/drivers/cxl/pci.c b/drivers/cxl/pci.c
index a6ad9bcb96b4..037792e941f2 100644
--- a/drivers/cxl/pci.c
+++ b/drivers/cxl/pci.c
@@ -834,7 +834,6 @@ static int cxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
* If the component registers can't be found, the cxl_pci driver may
* still be useful for management functions so don't return an error.
*/
- cxlds->component_reg_phys = CXL_RESOURCE_NONE;
rc = cxl_pci_setup_regs(pdev, CXL_REGLOC_RBI_COMPONENT,
&cxlds->reg_map);
if (rc)
@@ -842,8 +841,6 @@ static int cxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
else if (!cxlds->reg_map.component_map.ras.valid)
dev_dbg(&pdev->dev, "RAS registers not found\n");

- cxlds->component_reg_phys = cxlds->reg_map.resource;
-
rc = cxl_map_component_regs(&cxlds->reg_map, &cxlds->regs.component,
BIT(CXL_CM_CAP_CAP_ID_RAS));
if (rc)
diff --git a/tools/testing/cxl/test/mem.c b/tools/testing/cxl/test/mem.c
index 464fc39ed277..aa44d111fd28 100644
--- a/tools/testing/cxl/test/mem.c
+++ b/tools/testing/cxl/test/mem.c
@@ -1423,7 +1423,6 @@ static int cxl_mock_mem_probe(struct platform_device *pdev)
cxlds->serial = pdev->id;
if (is_rcd(pdev)) {
cxlds->rcd = true;
- cxlds->component_reg_phys = CXL_RESOURCE_NONE;
}

rc = cxl_enumerate_cmds(mds);
--
2.30.2