From cac5e9472622f43c0b33d70f20adef801b345773 Mon Sep 17 00:00:00 2001
From: Aamir Bohra <aamir.bohra@intel.com>
Date: Fri, 26 Jul 2019 10:38:17 +0530
Subject: soc/intel/common/block/lpss: Correct the PCI device reference

The initial implementation was assigning the devfn as PCI device
reference directly which was incorrect.

Change-Id: Iad57e9bc6b2acf1823ee38116aea8a93feece6f9
Signed-off-by: Aamir Bohra <aamir.bohra@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34579
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Fagerburg <pfagerburg@chromium.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
---
 src/soc/intel/common/block/lpss/lpss.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/soc')

diff --git a/src/soc/intel/common/block/lpss/lpss.c b/src/soc/intel/common/block/lpss/lpss.c
index 226b4d30a8..a519bf65e2 100644
--- a/src/soc/intel/common/block/lpss/lpss.c
+++ b/src/soc/intel/common/block/lpss/lpss.c
@@ -14,6 +14,7 @@
  */
 
 #include <device/mmio.h>
+#include <device/pci_def.h>
 #include <device/pci_ops.h>
 #include <intelblocks/lpss.h>
 
@@ -80,7 +81,8 @@ void lpss_clk_update(uintptr_t base, uint32_t clk_m_val, uint32_t clk_n_val)
 void lpss_set_power_state(const struct device *dev, enum lpss_pwr_state state)
 {
 #if defined(__SIMPLE_DEVICE__)
-	pci_devfn_t lpss_dev = dev->path.pci.devfn;
+	unsigned int devfn = dev->path.pci.devfn;
+	pci_devfn_t lpss_dev = PCI_DEV(0, PCI_SLOT(devfn), PCI_FUNC(devfn));
 #else
 	const struct device *lpss_dev = dev;
 #endif
-- 
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