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Commit 04e2f05e authored by Harsh Vardhan Dwivedi's avatar Harsh Vardhan Dwivedi
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msm: kgsl: Add a flag to mark user mapped GPU buffers 



Add a flag in /sys/kernel/debug/kgsl/kgsl-3do/proc/<pid>/mem
file to indicate for each GPU buffer if it is mapped to userspace
in <pid> or not.

CRs-fixed: 634962
Change-Id: I8abda74ef5656aca6b1c0315af8deb77460fa5a9
Signed-off-by: default avatarHarsh Vardhan Dwivedi <hdwivedi@codeaurora.org>
parent fd7ab9da

drivers/gpu/msm/kgsl_debugfs.c

+5 −4
Original line number Original line Diff line number Diff line
@@ -159,7 +159,7 @@ static char get_cacheflag(const struct kgsl_memdesc *m) 




static void print_mem_entry(struct seq_file *s, struct kgsl_mem_entry *entry)

static void print_mem_entry(struct seq_file *s, struct kgsl_mem_entry *entry)

{

{

	char flags[6];

	char flags[7];

	char usage[16];

	char usage[16];

	struct kgsl_memdesc *m = &entry->memdesc;

	struct kgsl_memdesc *m = &entry->memdesc;
@@ -168,11 +168,12 @@ static void print_mem_entry(struct seq_file *s, struct kgsl_mem_entry *entry) 
	flags[2] = get_alignflag(m);

	flags[2] = get_alignflag(m);

	flags[3] = get_cacheflag(m);

	flags[3] = get_cacheflag(m);

	flags[4] = kgsl_memdesc_use_cpu_map(m) ? 'p' : '-';

	flags[4] = kgsl_memdesc_use_cpu_map(m) ? 'p' : '-';

	flags[5] = '\0';

	flags[5] = (m->useraddr) ? 'Y' : 'N';

	flags[6] = '\0';





	kgsl_get_memory_usage(usage, sizeof(usage), m->flags);

	kgsl_get_memory_usage(usage, sizeof(usage), m->flags);





	seq_printf(s, "%pK %pK %8zd %5d %5s %10s %16s %5d\n",

	seq_printf(s, "%pK %pK %8zd %5d %6s %10s %16s %5d\n",

			(unsigned long *)(uintptr_t) m->gpuaddr,

			(unsigned long *)(uintptr_t) m->gpuaddr,

			(unsigned long *) m->useraddr,

			(unsigned long *) m->useraddr,

			m->size, entry->id, flags,

			m->size, entry->id, flags,
@@ -187,7 +188,7 @@ static int process_mem_print(struct seq_file *s, void *unused) 
	struct kgsl_process_private *private = s->private;

	struct kgsl_process_private *private = s->private;

	int next = 0;

	int next = 0;





	seq_printf(s, "%8s %8s %8s %5s %5s %10s %16s %5s\n",

	seq_printf(s, "%8s %8s %8s %5s %6s %10s %16s %5s\n",

		   "gpuaddr", "useraddr", "size", "id", "flags", "type",

		   "gpuaddr", "useraddr", "size", "id", "flags", "type",

		   "usage", "sglen");

		   "usage", "sglen");