[PATCH] EDAC: Fix in e752x mc driver
This fix/change returns the offset into the page for the ce/ue error, instead of just 0. The e752x dram controller reads 34:6 of the linear address with the error. Signed-off-by: Mike Chan <mikechan@google.com> Signed-off-by: doug thompson <norsk5@xmission.com> Acked-by: Alan Cox <alan@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -285,8 +285,9 @@ static void do_process_ce(struct mem_ctl_info *mci, u16 error_one,
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if (!pvt->map_type)
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row = 7 - row;
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edac_mc_handle_ce(mci, page, 0, sec1_syndrome, row, channel,
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"e752x CE");
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/* e752x mc reads 34:6 of the DRAM linear address */
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edac_mc_handle_ce(mci, page, offset_in_page(sec1_add << 4),
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sec1_syndrome, row, channel, "e752x CE");
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}
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static inline void process_ce(struct mem_ctl_info *mci, u16 error_one,
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@ -319,8 +320,10 @@ static void do_process_ue(struct mem_ctl_info *mci, u16 error_one,
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((block_page >> 1) & 3) :
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edac_mc_find_csrow_by_page(mci, block_page);
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edac_mc_handle_ue(mci, block_page, 0, row,
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"e752x UE from Read");
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/* e752x mc reads 34:6 of the DRAM linear address */
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edac_mc_handle_ue(mci, block_page,
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offset_in_page(error_2b << 4),
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row, "e752x UE from Read");
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}
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if (error_one & 0x0404) {
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error_2b = scrb_add;
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@ -333,8 +336,10 @@ static void do_process_ue(struct mem_ctl_info *mci, u16 error_one,
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((block_page >> 1) & 3) :
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edac_mc_find_csrow_by_page(mci, block_page);
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edac_mc_handle_ue(mci, block_page, 0, row,
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"e752x UE from Scruber");
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/* e752x mc reads 34:6 of the DRAM linear address */
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edac_mc_handle_ue(mci, block_page,
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offset_in_page(error_2b << 4),
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row, "e752x UE from Scruber");
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}
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}
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