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Subject[PATCH v5 2/5] mmc: host: Remove redundant CQE bindings
Date
CQE bindings "supports-cqe" and "disable-cqe-dcmd" is parsed
in mmc_of_parse(). Remove vendor code which parses CQE bindings,
and use mmc_host->caps2 to decide support CQE or not.

Signed-off-by: Chun-Hung Wu <chun-hung.wu@mediatek.com>
Acked-by: Al Cooper <alcooperx@gmail.com>
---
drivers/mmc/host/sdhci-brcmstb.c | 11 ++++++-----
drivers/mmc/host/sdhci-msm.c | 3 +--
drivers/mmc/host/sdhci-of-arasan.c | 3 ---
drivers/mmc/host/sdhci-tegra.c | 2 +-
4 files changed, 8 insertions(+), 11 deletions(-)

diff --git a/drivers/mmc/host/sdhci-brcmstb.c b/drivers/mmc/host/sdhci-brcmstb.c
index ad01f64..07c90c6 100644
--- a/drivers/mmc/host/sdhci-brcmstb.c
+++ b/drivers/mmc/host/sdhci-brcmstb.c
@@ -247,10 +247,6 @@ static int sdhci_brcmstb_probe(struct platform_device *pdev)
return res;

memset(&brcmstb_pdata, 0, sizeof(brcmstb_pdata));
- if (device_property_read_bool(&pdev->dev, "supports-cqe")) {
- has_cqe = true;
- match_priv->ops->irq = sdhci_brcmstb_cqhci_irq;
- }
brcmstb_pdata.ops = match_priv->ops;
host = sdhci_pltfm_init(pdev, &brcmstb_pdata,
sizeof(struct sdhci_brcmstb_priv));
@@ -261,7 +257,6 @@ static int sdhci_brcmstb_probe(struct platform_device *pdev)

pltfm_host = sdhci_priv(host);
priv = sdhci_pltfm_priv(pltfm_host);
- priv->has_cqe = has_cqe;

/* Map in the non-standard CFG registers */
iomem = platform_get_resource(pdev, IORESOURCE_MEM, 1);
@@ -276,6 +271,12 @@ static int sdhci_brcmstb_probe(struct platform_device *pdev)
if (res)
goto err;

+ if (host->mmc->caps2 & MMC_CAP2_CQE) {
+ has_cqe = true;
+ match_priv->ops->irq = sdhci_brcmstb_cqhci_irq;
+ }
+ priv->has_cqe = has_cqe;
+
/*
* If the chip has enhanced strobe and it's enabled, add
* callback
diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c
index c3a160c..fbb2f57 100644
--- a/drivers/mmc/host/sdhci-msm.c
+++ b/drivers/mmc/host/sdhci-msm.c
@@ -1880,7 +1880,6 @@ static int sdhci_msm_probe(struct platform_device *pdev)
u8 core_major;
const struct sdhci_msm_offset *msm_offset;
const struct sdhci_msm_variant_info *var_info;
- struct device_node *node = pdev->dev.of_node;

host = sdhci_pltfm_init(pdev, &sdhci_msm_pdata, sizeof(*msm_host));
if (IS_ERR(host))
@@ -2076,7 +2075,7 @@ static int sdhci_msm_probe(struct platform_device *pdev)
pm_runtime_use_autosuspend(&pdev->dev);

host->mmc_host_ops.execute_tuning = sdhci_msm_execute_tuning;
- if (of_property_read_bool(node, "supports-cqe"))
+ if (host->mmc->caps2 & MMC_CAP2_CQE)
ret = sdhci_msm_cqe_add_host(host, pdev);
else
ret = sdhci_add_host(host);
diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c
index e49b44b..359eff6 100644
--- a/drivers/mmc/host/sdhci-of-arasan.c
+++ b/drivers/mmc/host/sdhci-of-arasan.c
@@ -1281,9 +1281,6 @@ static int sdhci_arasan_probe(struct platform_device *pdev)
sdhci_arasan_voltage_switch;
sdhci_arasan->has_cqe = true;
host->mmc->caps2 |= MMC_CAP2_CQE;
-
- if (!of_property_read_bool(np, "disable-cqe-dcmd"))
- host->mmc->caps2 |= MMC_CAP2_CQE_DCMD;
}

ret = sdhci_arasan_add_host(sdhci_arasan);
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index 403ac44..d09abdd 100644
--- a/drivers/mmc/host/sdhci-tegra.c
+++ b/drivers/mmc/host/sdhci-tegra.c
@@ -715,7 +715,7 @@ static void tegra_sdhci_parse_dt(struct sdhci_host *host)
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
struct sdhci_tegra *tegra_host = sdhci_pltfm_priv(pltfm_host);

- if (device_property_read_bool(host->mmc->parent, "supports-cqe"))
+ if (host->mmc->caps2 & MMC_CAP2_CQE)
tegra_host->enable_hwcq = true;
else
tegra_host->enable_hwcq = false;
--
2.6.4
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