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Commit 476734e4 authored by Bojun Pan's avatar Bojun Pan
Browse files

msm: ipa: add the version check for FnR stats ioctl 



Add version check for FnR stats ioctl and error return,
since only IPA4.5+ HW will support this feature.

Change-Id: If5c5021d16bc1ee6af516d9e2200c3e6b5081d27
Signed-off-by: default avatarBojun Pan <bojunp@codeaurora.org>
parent 773b595b

drivers/platform/msm/ipa/ipa_v3/ipa.c

+24 −0
Original line number Diff line number Diff line
@@ -2668,10 +2668,22 @@ static long ipa3_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) 
		break;



	case IPA_IOC_FNR_COUNTER_ALLOC:

		if (ipa3_ctx->ipa_hw_type < IPA_HW_v4_5) {

			IPAERR("FNR stats not supported on IPA ver %d",

				ipa3_ctx->ipa_hw_type);

			retval = -EFAULT;

			break;

		}

		retval = ipa3_ioctl_fnr_counter_alloc(arg);

		break;



	case IPA_IOC_FNR_COUNTER_DEALLOC:

		if (ipa3_ctx->ipa_hw_type < IPA_HW_v4_5) {

			IPAERR("FNR stats not supported on IPA ver %d",

				 ipa3_ctx->ipa_hw_type);

			retval = -EFAULT;

			break;

		}

		hdl = (int)arg;

		if (hdl < 0) {

			IPAERR("IPA_FNR_COUNTER_DEALLOC failed: hdl %d\n",
@@ -2683,10 +2695,22 @@ static long ipa3_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) 
		break;



	case IPA_IOC_FNR_COUNTER_QUERY:

		if (ipa3_ctx->ipa_hw_type < IPA_HW_v4_5) {

			IPAERR("FNR stats not supported on IPA ver %d",

				ipa3_ctx->ipa_hw_type);

			retval = -EFAULT;

			break;

		}

		retval = ipa3_ioctl_fnr_counter_query(arg);

		break;



	case IPA_IOC_SET_FNR_COUNTER_INFO:

		if (ipa3_ctx->ipa_hw_type < IPA_HW_v4_5) {

			IPAERR("FNR stats not supported on IPA ver %d",

				ipa3_ctx->ipa_hw_type);

			retval = -EFAULT;

			break;

		}

		retval = ipa3_ioctl_fnr_counter_set(arg);

		break;