From mboxrd@z Thu Jan 1 00:00:00 1970 From: rnayak@codeaurora.org (Rajendra Nayak) Date: Thu, 20 Jul 2017 10:18:18 +0530 Subject: [PATCH v2 4/5] clk: qcom: gcc-msm8996: Mark gcc_mmss_noc_cfg_ahb_clk as a critical clock In-Reply-To: <1500526099-9935-1-git-send-email-rnayak@codeaurora.org> References: <1500526099-9935-1-git-send-email-rnayak@codeaurora.org> Message-ID: <1500526099-9935-5-git-send-email-rnayak@codeaurora.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org we have gcc_mmss_noc_cfg_ahb_clk marked with a CLK_IGNORE_UNUSED. While this can prevent it from being disabled while its unused, it does not prevent it from being disabled when a child derived from the clock calls an explicit enable/disable. Mark this with a CLK_IS_CRITICAL and remove the CLK_IGNORE_UNUSED flag so its never disabled. Signed-off-by: Rajendra Nayak --- drivers/clk/qcom/gcc-msm8996.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/qcom/gcc-msm8996.c b/drivers/clk/qcom/gcc-msm8996.c index 8abc200..8872985 100644 --- a/drivers/clk/qcom/gcc-msm8996.c +++ b/drivers/clk/qcom/gcc-msm8996.c @@ -1333,7 +1333,7 @@ enum { .name = "gcc_mmss_noc_cfg_ahb_clk", .parent_names = (const char *[]){ "config_noc_clk_src" }, .num_parents = 1, - .flags = CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED, + .flags = CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, .ops = &clk_branch2_ops, }, }, -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation