dwcmshc: Add property for broken card detect

Signed-off-by: Mario Bălănică <mariobalanica02@gmail.com>
worproject · Jul 11, 2024 · b7252d6 · b7252d6
1 parent d174185
commit b7252d6
Show file tree

Hide file tree

Showing 2 changed files with 11 additions and 1 deletion.
diff --git a/drivers/sd/dwcmshc/dwcmshc.cpp b/drivers/sd/dwcmshc/dwcmshc.cpp
@@ -864,7 +864,7 @@ MshcSlotInterrupt(
     }
 
     if (Rintsts & MSHC_INT_CD) {
-        *CardChange = TRUE;
+        *CardChange = !MshcExtension->PlatformInfo->Capabilities.BrokenCd;
         Rintsts &= ~MSHC_INT_CD;
     }
 
@@ -1084,6 +1084,10 @@ MshcSlotToggleEvents(
     //
     Intsts |= MSHC_INT_HTO;
 
+    if (MshcExtension->PlatformInfo->Capabilities.BrokenCd) {
+        Intsts &= ~MSHC_INT_CD;
+    }
+
     if (Enable) {
         MshcEnableInterrupts(MshcExtension, Intsts, Idsts);
     } else {
@@ -3127,6 +3131,10 @@ MshcIsCardInserted(
 {
     ULONG Cdetect;
 
+    if (MshcExtension->PlatformInfo->Capabilities.BrokenCd) {
+        return TRUE;
+    }
+
     Cdetect = MshcReadRegister(MshcExtension, MSHC_CDETECT);
 
     return (Cdetect & MSHC_CDETECT_CARD_DETECT_N(MshcExtension->SlotId)) == 0;
@@ -3189,6 +3197,7 @@ MshcQueryAcpiPlatformCapabilities(
     AcpiDevicePropertiesQueryIntegerValue(Properties, "sd-uhs-sdr104", &Capabilities->SupportSdr104);
     AcpiDevicePropertiesQueryIntegerValue(Properties, "mmc-hs200-1_8v", &Capabilities->SupportHs200);
     AcpiDevicePropertiesQueryIntegerValue(Properties, "no-1-8-v", &Capabilities->No18vRegulator);
+    AcpiDevicePropertiesQueryIntegerValue(Properties, "broken-cd", &Capabilities->BrokenCd);
 
     Status = STATUS_SUCCESS;
 

diff --git a/drivers/sd/dwcmshc/dwcmshc.h b/drivers/sd/dwcmshc/dwcmshc.h
@@ -492,6 +492,7 @@ typedef struct _MSHC_PLATFORM_CAPABILITIES {
     ULONG SupportSdr104;
     ULONG SupportHs200;
     ULONG No18vRegulator;
+    ULONG BrokenCd;
 } MSHC_PLATFORM_CAPABILITIES, *PMSHC_PLATFORM_CAPABILITIES;
 
 typedef enum _MSHC_PLATFORM_TYPE {