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Commit 07dd6ce0 authored by Kiran Gunda's avatar Kiran Gunda Committed by Gerrit - the friendly Code Review server
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spi_qsd: Vote for PNOC clock before spi clock 



spi core and ahb clocks are sourced from the PNOC clock.
so vote for PNOC clock before voting for the spi clocks
to avoid unclocked register access during the spi transactions
or accessing the registers from the debugfs.

Change-Id: Icf4512b2ff87612902ea7cfb2449a9625260074f
Signed-off-by: default avatarKiran Gunda <kgunda@codeaurora.org>
parent 23eab882

drivers/spi/spi_qsd.c

+8 −5
Original line number Diff line number Diff line
@@ -2613,10 +2613,12 @@ static int msm_spi_pm_suspend_runtime(struct device *device) 
		msm_spi_bam_pipe_disconnect(dd, &dd->bam.prod);

		msm_spi_bam_pipe_disconnect(dd, &dd->bam.cons);

	}

	if (dd->pdata && !dd->pdata->active_only)

		msm_spi_clk_path_unvote(dd);

	if (dd->pdata && !dd->pdata->is_shared)

		put_local_resources(dd);



	if (dd->pdata && !dd->pdata->active_only)

		msm_spi_clk_path_unvote(dd);



suspend_exit:

	return 0;

}
@@ -2644,14 +2646,15 @@ static int msm_spi_pm_resume_runtime(struct device *device) 
		else

			dd->is_init_complete = true;

	}

	msm_spi_clk_path_init(dd);

	if (!dd->pdata->active_only)

		msm_spi_clk_path_vote(dd);



	if (!dd->pdata->is_shared) {

		ret = get_local_resources(dd);

		if (ret)

			return ret;

	}

	msm_spi_clk_path_init(dd);

	if (!dd->pdata->active_only)

		msm_spi_clk_path_vote(dd);

	if (!dd->pdata->is_shared && dd->use_dma) {

		msm_spi_bam_pipe_connect(dd, &dd->bam.prod,

				&dd->bam.prod.config);