net/qede/base: add macros for converting pointer

Add macros PTR_LO and PTR_HI (for converting pointer to HI and LOW bits for
passing to FW hsi handles).

Signed-off-by: Rasesh Mody <rasesh.mody@cavium.com>

diff --git a/drivers/net/qede/base/ecore_utils.h b/drivers/net/qede/base/ecore_utils.h
index 616b44c..034cf1e 100644 (file)
--- a/drivers/net/qede/base/ecore_utils.h
+++ b/drivers/net/qede/base/ecore_utils.h
@@ -10,6 +10,12 @@
 #define __ECORE_UTILS_H__
 
 /* dma_addr_t manip */
+/* Suppress "right shift count >= width of type" warning when that quantity is
+ * 32-bits rquires the >> 16) >> 16)
+ */
+#define PTR_LO(x)              ((u32)(((osal_uintptr_t)(x)) & 0xffffffff))
+#define PTR_HI(x)              ((u32)((((osal_uintptr_t)(x)) >> 16) >> 16))
+
 #define DMA_LO(x)              ((u32)(((dma_addr_t)(x)) & 0xffffffff))
 #define DMA_HI(x)              ((u32)(((dma_addr_t)(x)) >> 32))