evie/android_kernel_oneplus_msm8998
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msm: mdss: xlog: fix issue preventing dump address to be stored

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Fix bug in xlog dump which prevents the virtual address
of the registers to be stored in the driver context.

Change-Id: I15fba4b8f88b31b8cd9eb27a21548e04a9a286ff
Signed-off-by: Ingrid Gallardo <ingridg@codeaurora.org>
This commit is contained in:
Ingrid Gallardo 2015-04-23 23:14:21 -07:00 • committed by David Keitel
parent 19443f6d86
commit a65a03be43
1 changed files with 7 additions and 7 deletions
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14
drivers/video/fbdev/msm/mdss_debug_xlog.c
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@ -204,7 +204,7 @@ u32 get_dump_range(struct dump_offset *range_node, size_t max_offset)
} }
static void mdss_dump_reg(u32 reg_dump_flag, static void mdss_dump_reg(u32 reg_dump_flag,
char *addr, int len, u32 *dump_mem) char *addr, int len, u32 **dump_mem)
{ {
struct mdss_data_type *mdata = mdss_mdp_get_mdata(); struct mdss_data_type *mdata = mdss_mdp_get_mdata();
bool in_log, in_mem; bool in_log, in_mem;
@ -223,12 +223,12 @@ static void mdss_dump_reg(u32 reg_dump_flag,
len /= 16; len /= 16;
if (in_mem) { if (in_mem) {
if (!dump_mem) if (!(*dump_mem))
dump_mem = dma_alloc_coherent(&mdata->pdev->dev, *dump_mem = dma_alloc_coherent(&mdata->pdev->dev,
len * 16, &phys, GFP_KERNEL); len * 16, &phys, GFP_KERNEL);
if (dump_mem) { if (*dump_mem) {
dump_addr = dump_mem; dump_addr = *dump_mem;
pr_info("start_addr:%p end_addr:%p reg_addr=%p\n", pr_info("start_addr:%p end_addr:%p reg_addr=%p\n",
dump_addr, dump_addr + (u32)len * 16, dump_addr, dump_addr + (u32)len * 16,
addr); addr);
@ -289,7 +289,7 @@ static void mdss_dump_reg_by_ranges(struct mdss_debug_base *dbg,
addr, xlog_node->offset.start, addr, xlog_node->offset.start,
xlog_node->offset.end); xlog_node->offset.end);
mdss_dump_reg(reg_dump_flag, addr, len, mdss_dump_reg(reg_dump_flag, addr, len,
xlog_node->reg_dump); &xlog_node->reg_dump);
} }
} else { } else {
/* If there is no list to dump ranges, dump all registers */ /* If there is no list to dump ranges, dump all registers */
@ -297,7 +297,7 @@ static void mdss_dump_reg_by_ranges(struct mdss_debug_base *dbg,
pr_info("base:0x%p len:0x%zu\n", dbg->base, dbg->max_offset); pr_info("base:0x%p len:0x%zu\n", dbg->base, dbg->max_offset);
addr = dbg->base; addr = dbg->base;
len = dbg->max_offset; len = dbg->max_offset;
mdss_dump_reg(reg_dump_flag, addr, len, dbg->reg_dump); mdss_dump_reg(reg_dump_flag, addr, len, &dbg->reg_dump);
} }
} }