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Commit 2a0d096e authored by Carter Cooper's avatar Carter Cooper Committed by Gerrit - the friendly Code Review server
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msm: kgsl: Force a vote after CORE_FW_START 



Force a valid vote to ensure everybody starts with valid values

Change-Id: Ic86779bf389e27f79090e1dd03da2ced4ab814b2
Signed-off-by: default avatarOleg Perelet <operelet@codeaurora.org>
Signed-off-by: default avatarCarter Cooper <ccooper@codeaurora.org>
parent 66ad6f80

drivers/gpu/msm/kgsl_hfi.c

+16 −0
Original line number Diff line number Diff line
@@ -404,6 +404,17 @@ static int hfi_send_feature_ctrls(struct gmu_device *gmu) 
	return 0;

}



static int hfi_send_init_perf_vote(struct gmu_device *gmu)

{

	struct hfi_gx_bw_perf_vote_cmd req = {

		.ack_type = DCVS_ACK_NONBLOCK,

		.freq = 2,

		.bw = 2,

	};



	return hfi_send_req(gmu, H2F_MSG_GX_BW_PERF_VOTE, &req);

}



static int hfi_send_dcvstbl(struct gmu_device *gmu)

{

	struct hfi_dcvstable_cmd cmd = {
@@ -636,6 +647,11 @@ int hfi_start(struct gmu_device *gmu, uint32_t boot_state) 
		result = hfi_send_core_fw_start(gmu);

		if (result)

			return result;



		/* Force a vote with initial values */

		result = hfi_send_init_perf_vote(gmu);

		if (result)

			return result;

	} else {

		/*

		 * Tell the GMU we are sending no more HFIs