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Commit d115ea88 authored by Hareesh Gundu's avatar Hareesh Gundu
Browse files

msm: kgsl: Add a property to query gpu speed bin 



usermode driver can query speed bin value
to modify settings based on speed bin. Add
support to for new gpu speed bin property.

Change-Id: I99323e7861e5674441d8f94ce7f2be604340c5f1
Signed-off-by: default avatarHareesh Gundu <hareeshg@codeaurora.org>
parent b880de1f

drivers/gpu/msm/adreno.c

+19 −0
Original line number Diff line number Diff line
@@ -2650,6 +2650,25 @@ static int adreno_getproperty(struct kgsl_device *device, 
	}

	break;



	case KGSL_PROP_SPEED_BIN:

		{

			unsigned int speed_bin;



			if (sizebytes != sizeof(unsigned int)) {

				status = -EINVAL;

				break;

			}



			speed_bin = adreno_dev->speed_bin;



			if (copy_to_user(value, &speed_bin,

						sizeof(unsigned int))) {

				status = -EFAULT;

				break;

			}

			status = 0;

		}

		break;

	default:

		status = -EINVAL;

	}

include/uapi/linux/msm_kgsl.h

+1 −0
Original line number Diff line number Diff line
@@ -335,6 +335,7 @@ enum kgsl_timestamp_type { 
#define KGSL_PROP_L3_PWR_CONSTRAINT     0x22

#define KGSL_PROP_SECURE_BUFFER_ALIGNMENT 0x23

#define KGSL_PROP_SECURE_CTXT_SUPPORT 0x24

#define KGSL_PROP_SPEED_BIN		0x25



struct kgsl_shadowprop {

	unsigned long gpuaddr;