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path: root/drivers/platform/x86/intel_pmc_ipc.c
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Diffstat (limited to 'drivers/platform/x86/intel_pmc_ipc.c')
-rw-r--r--drivers/platform/x86/intel_pmc_ipc.c48
1 files changed, 22 insertions, 26 deletions
diff --git a/drivers/platform/x86/intel_pmc_ipc.c b/drivers/platform/x86/intel_pmc_ipc.c
index 3fb1d85c70a8..6f497e80c9df 100644
--- a/drivers/platform/x86/intel_pmc_ipc.c
+++ b/drivers/platform/x86/intel_pmc_ipc.c
@@ -687,8 +687,8 @@ static int ipc_plat_get_res(struct platform_device *pdev)
ipcdev.acpi_io_size = size;
dev_info(&pdev->dev, "io res: %pR\n", res);
- /* This is index 0 to cover BIOS data register */
punit_res = punit_res_array;
+ /* This is index 0 to cover BIOS data register */
res = platform_get_resource(pdev, IORESOURCE_MEM,
PLAT_RESOURCE_BIOS_DATA_INDEX);
if (!res) {
@@ -698,55 +698,51 @@ static int ipc_plat_get_res(struct platform_device *pdev)
*punit_res = *res;
dev_info(&pdev->dev, "punit BIOS data res: %pR\n", res);
+ /* This is index 1 to cover BIOS interface register */
res = platform_get_resource(pdev, IORESOURCE_MEM,
PLAT_RESOURCE_BIOS_IFACE_INDEX);
if (!res) {
dev_err(&pdev->dev, "Failed to get res of punit BIOS iface\n");
return -ENXIO;
}
- /* This is index 1 to cover BIOS interface register */
*++punit_res = *res;
dev_info(&pdev->dev, "punit BIOS interface res: %pR\n", res);
+ /* This is index 2 to cover ISP data register, optional */
res = platform_get_resource(pdev, IORESOURCE_MEM,
PLAT_RESOURCE_ISP_DATA_INDEX);
- if (!res) {
- dev_err(&pdev->dev, "Failed to get res of punit ISP data\n");
- return -ENXIO;
+ ++punit_res;
+ if (res) {
+ *punit_res = *res;
+ dev_info(&pdev->dev, "punit ISP data res: %pR\n", res);
}
- /* This is index 2 to cover ISP data register */
- *++punit_res = *res;
- dev_info(&pdev->dev, "punit ISP data res: %pR\n", res);
+ /* This is index 3 to cover ISP interface register, optional */
res = platform_get_resource(pdev, IORESOURCE_MEM,
PLAT_RESOURCE_ISP_IFACE_INDEX);
- if (!res) {
- dev_err(&pdev->dev, "Failed to get res of punit ISP iface\n");
- return -ENXIO;
+ ++punit_res;
+ if (res) {
+ *punit_res = *res;
+ dev_info(&pdev->dev, "punit ISP interface res: %pR\n", res);
}
- /* This is index 3 to cover ISP interface register */
- *++punit_res = *res;
- dev_info(&pdev->dev, "punit ISP interface res: %pR\n", res);
+ /* This is index 4 to cover GTD data register, optional */
res = platform_get_resource(pdev, IORESOURCE_MEM,
PLAT_RESOURCE_GTD_DATA_INDEX);
- if (!res) {
- dev_err(&pdev->dev, "Failed to get res of punit GTD data\n");
- return -ENXIO;
+ ++punit_res;
+ if (res) {
+ *punit_res = *res;
+ dev_info(&pdev->dev, "punit GTD data res: %pR\n", res);
}
- /* This is index 4 to cover GTD data register */
- *++punit_res = *res;
- dev_info(&pdev->dev, "punit GTD data res: %pR\n", res);
+ /* This is index 5 to cover GTD interface register, optional */
res = platform_get_resource(pdev, IORESOURCE_MEM,
PLAT_RESOURCE_GTD_IFACE_INDEX);
- if (!res) {
- dev_err(&pdev->dev, "Failed to get res of punit GTD iface\n");
- return -ENXIO;
+ ++punit_res;
+ if (res) {
+ *punit_res = *res;
+ dev_info(&pdev->dev, "punit GTD interface res: %pR\n", res);
}
- /* This is index 5 to cover GTD interface register */
- *++punit_res = *res;
- dev_info(&pdev->dev, "punit GTD interface res: %pR\n", res);
res = platform_get_resource(pdev, IORESOURCE_MEM,
PLAT_RESOURCE_IPC_INDEX);