Signed-off-by: Qi Zheng <[email protected]>
Signed-off-by: Qipeng Zha <[email protected]>
---
drivers/pinctrl/intel/pinctrl-intel.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/pinctrl/intel/pinctrl-intel.c
b/drivers/pinctrl/intel/pinctrl-intel.c
index 392e28d..e3f580b 100644
--- a/drivers/pinctrl/intel/pinctrl-intel.c
+++ b/drivers/pinctrl/intel/pinctrl-intel.c
@@ -37,6 +37,7 @@
#define PADOWN_BITS 4
#define PADOWN_SHIFT(p) ((p) % 8 * PADOWN_BITS)
#define PADOWN_MASK(p) (0xf << PADOWN_SHIFT(p))
+#define PADOWN_GPP(p) ((p) / 8)
/* Offset from pad_regs */
#define PADCFG0 0x000
@@ -142,7 +143,7 @@ static void __iomem *intel_get_padcfg(struct intel_pinctrl
*pctrl, unsigned pin,
static bool intel_pad_owned_by_host(struct intel_pinctrl *pctrl, unsigned pin)
{
const struct intel_community *community;
- unsigned padno, gpp, gpp_offset, offset;
+ unsigned padno, gpp, offset;
void __iomem *padown;
community = intel_get_community(pctrl, pin);
@@ -152,9 +153,8 @@ static bool intel_pad_owned_by_host(struct intel_pinctrl
*pctrl, unsigned pin)
return true;
padno = pin_to_padno(community, pin);
- gpp = padno / NPADS_IN_GPP;
- gpp_offset = padno % NPADS_IN_GPP;
- offset = community->padown_offset + gpp * 16 + (gpp_offset / 8) * 4;
+ gpp = PADOWN_GPP(padno);
+ offset = community->padown_offset + gpp * 4;
padown = community->regs + offset;
return !(readl(padown) & PADOWN_MASK(padno));
--
1.8.3.2
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