msm: kgsl: Return the raw chipid in kgsl_gpuid
There are some subtle differences between revisions of GPUs
that are not reflected in the GPU ID value. Return the raw
chipid (derived from the hardware) along with the GPU ID
when queried.
Change-Id: Ic0dedbad035a80726e6fedc066ec11b78b79da2b
Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
diff --git a/drivers/gpu/msm/kgsl_device.h b/drivers/gpu/msm/kgsl_device.h
index 64acff8..932c995 100644
--- a/drivers/gpu/msm/kgsl_device.h
+++ b/drivers/gpu/msm/kgsl_device.h
@@ -90,7 +90,7 @@
void (*power_stats)(struct kgsl_device *device,
struct kgsl_power_stats *stats);
void (*irqctrl)(struct kgsl_device *device, int state);
- unsigned int (*gpuid)(struct kgsl_device *device);
+ unsigned int (*gpuid)(struct kgsl_device *device, unsigned int *chipid);
void * (*snapshot)(struct kgsl_device *device, void *snapshot,
int *remain, int hang);
irqreturn_t (*irq_handler)(struct kgsl_device *device);
@@ -287,9 +287,10 @@
return device->ftbl->idle(device, timeout);
}
-static inline unsigned int kgsl_gpuid(struct kgsl_device *device)
+static inline unsigned int kgsl_gpuid(struct kgsl_device *device,
+ unsigned int *chipid)
{
- return device->ftbl->gpuid(device);
+ return device->ftbl->gpuid(device, chipid);
}
static inline unsigned int kgsl_readtimestamp(struct kgsl_device *device,