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Commit 0a5dfc31 authored by Borislav Petkov's avatar Borislav Petkov Committed by Borislav Petkov
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amd64_edac: Use DBAM_DIMM macro 



Instead of open-coding it, use the DBAM_DIMM macro in
amd64_csrow_nr_pages() which we have already.

Signed-off-by: default avatarBorislav Petkov <borislav.petkov@amd.com>
parent bb89f5a0

drivers/edac/amd64_edac.c

+1 −1
Original line number Diff line number Diff line
@@ -2094,7 +2094,7 @@ static u32 amd64_csrow_nr_pages(struct amd64_pvt *pvt, u8 dct, int csrow_nr) 
	 * number of bits to shift the DBAM register to extract the proper CSROW

	 * field.

	 */

	cs_mode =  (dbam >> ((csrow_nr / 2) * 4)) & 0xF;

	cs_mode = DBAM_DIMM(csrow_nr / 2, dbam);



	nr_pages = pvt->ops->dbam_to_cs(pvt, dct, cs_mode) << (20 - PAGE_SHIFT);

drivers/edac/amd64_edac.h

+1 −1
Original line number Diff line number Diff line
@@ -219,7 +219,7 @@ 
#define DBAM1				0x180



/* Extract the DIMM 'type' on the i'th DIMM from the DBAM reg value passed */

#define DBAM_DIMM(i, reg)		((((reg) >> (4*i))) & 0xF)

#define DBAM_DIMM(i, reg)		((((reg) >> (4*(i)))) & 0xF)



#define DBAM_MAX_VALUE			11