diff mbox series

[v2,01/10] platform/x86: intel_pmc_core: Handle CFL regmap properly

Message ID 20190213150810.32750-2-rajneesh.bhardwaj@linux.intel.com (mailing list archive)
State Not Applicable, archived
Headers show
Series ICL support and other enhancements for PMC Core | expand

Commit Message

Bhardwaj, Rajneesh Feb. 13, 2019, 3:08 p.m. UTC
Only Coffeelake should use Cannonlake regmap other than Cannonlake
platform. This allows Coffeelake special handling only when there is no
matching PCI device and default reg map selected as per CPUID is for
Sunrisepoint PCH. This change is needed to enable support for newer SoCs
such as Icelake.

Cc: "David E. Box" <david.e.box@intel.com>
Cc: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Fixes: 661405bd817b ("platform/x86: intel_pmc_core: Special case for Coffeelake")
Acked-by: "David E. Box" <david.e.box@linux.intel.com>
Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@linux.intel.com>
---
 drivers/platform/x86/intel_pmc_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/platform/x86/intel_pmc_core.c b/drivers/platform/x86/intel_pmc_core.c
index 22dbf115782e..37f605da9333 100644
--- a/drivers/platform/x86/intel_pmc_core.c
+++ b/drivers/platform/x86/intel_pmc_core.c
@@ -768,7 +768,7 @@  static int __init pmc_core_probe(void)
 	 * Sunrisepoint PCH regmap can't be used. Use Cannonlake PCH regmap
 	 * in this case.
 	 */
-	if (!pci_dev_present(pmc_pci_ids))
+	if (pmcdev->map == &spt_reg_map && !pci_dev_present(pmc_pci_ids))
 		pmcdev->map = &cnp_reg_map;
 
 	if (lpit_read_residency_count_address(&slp_s0_addr))