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Groups > linux.kernel > #1723301 > unrolled thread
| Started by | Ritesh Harjani <rharjani@qti.qualcomm.com> |
|---|---|
| First post | 2017-08-30 15:10 +0200 |
| Last post | 2017-08-30 15:10 +0200 |
| Articles | 1 — 1 participant |
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[RFC 1/4] mmc: cqhci: Move CQHCI_ENABLE before setting TDLBA/TDLBAU Ritesh Harjani <rharjani@qti.qualcomm.com> - 2017-08-30 15:10 +0200
| From | Ritesh Harjani <rharjani@qti.qualcomm.com> |
|---|---|
| Date | 2017-08-30 15:10 +0200 |
| Subject | [RFC 1/4] mmc: cqhci: Move CQHCI_ENABLE before setting TDLBA/TDLBAU |
| Message-ID | <ukaUO-i2-9@gated-at.bofh.it> |
From: Ritesh Harjani <riteshh@codeaurora.org> Without this patch the CQHCI registers are getting reset again. Signed-off-by: Ritesh Harjani <riteshh@codeaurora.org> --- drivers/mmc/host/cqhci.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/mmc/host/cqhci.c b/drivers/mmc/host/cqhci.c index 8650a13..2a7351c 100644 --- a/drivers/mmc/host/cqhci.c +++ b/drivers/mmc/host/cqhci.c @@ -262,6 +262,9 @@ static void __cqhci_enable(struct cqhci_host *cq_host) cqhci_writel(cq_host, cqcfg, CQHCI_CFG); + cqcfg |= CQHCI_ENABLE; + cqhci_writel(cq_host, cqcfg, CQHCI_CFG); + cqhci_writel(cq_host, lower_32_bits(cq_host->desc_dma_base), CQHCI_TDLBA); cqhci_writel(cq_host, upper_32_bits(cq_host->desc_dma_base), @@ -271,10 +274,6 @@ static void __cqhci_enable(struct cqhci_host *cq_host) cqhci_set_irqs(cq_host, 0); - cqcfg |= CQHCI_ENABLE; - - cqhci_writel(cq_host, cqcfg, CQHCI_CFG); - mmc->cqe_on = true; if (cq_host->ops->enable) -- Qualcomm India Private Limited, on behalf of Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.
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