From 2f7c68cb55ecb7331f2381deb497c27155f32faf Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 03 Jan 2024 09:43:39 +0000
Subject: [PATCH] update kernel to 5.10.198
---
kernel/drivers/mmc/host/meson-gx-mmc.c | 66 +++++++++++----------------------
1 files changed, 22 insertions(+), 44 deletions(-)
diff --git a/kernel/drivers/mmc/host/meson-gx-mmc.c b/kernel/drivers/mmc/host/meson-gx-mmc.c
index bccc85b..1992eea 100644
--- a/kernel/drivers/mmc/host/meson-gx-mmc.c
+++ b/kernel/drivers/mmc/host/meson-gx-mmc.c
@@ -970,11 +970,8 @@
if (status & (IRQ_END_OF_CHAIN | IRQ_RESP_STATUS)) {
if (data && !cmd->error)
data->bytes_xfered = data->blksz * data->blocks;
- if (meson_mmc_bounce_buf_read(data) ||
- meson_mmc_get_next_command(cmd))
- ret = IRQ_WAKE_THREAD;
- else
- ret = IRQ_HANDLED;
+
+ return IRQ_WAKE_THREAD;
}
out:
@@ -985,9 +982,6 @@
start &= ~START_DESC_BUSY;
writel(start, host->regs + SD_EMMC_START);
}
-
- if (ret == IRQ_HANDLED)
- meson_mmc_request_done(host->mmc, cmd->mrq);
return ret;
}
@@ -1128,7 +1122,7 @@
struct mmc_host *mmc;
int ret;
- mmc = mmc_alloc_host(sizeof(struct meson_host), &pdev->dev);
+ mmc = devm_mmc_alloc_host(&pdev->dev, sizeof(struct meson_host));
if (!mmc)
return -ENOMEM;
host = mmc_priv(mmc);
@@ -1144,46 +1138,33 @@
host->vqmmc_enabled = false;
ret = mmc_regulator_get_supply(mmc);
if (ret)
- goto free_host;
+ return ret;
ret = mmc_of_parse(mmc);
- if (ret) {
- if (ret != -EPROBE_DEFER)
- dev_warn(&pdev->dev, "error parsing DT: %d\n", ret);
- goto free_host;
- }
+ if (ret)
+ return dev_err_probe(&pdev->dev, ret, "error parsing DT\n");
host->data = (struct meson_mmc_data *)
of_device_get_match_data(&pdev->dev);
- if (!host->data) {
- ret = -EINVAL;
- goto free_host;
- }
+ if (!host->data)
+ return -EINVAL;
ret = device_reset_optional(&pdev->dev);
- if (ret) {
- dev_err_probe(&pdev->dev, ret, "device reset failed\n");
- goto free_host;
- }
+ if (ret)
+ return dev_err_probe(&pdev->dev, ret, "device reset failed\n");
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
host->regs = devm_ioremap_resource(&pdev->dev, res);
- if (IS_ERR(host->regs)) {
- ret = PTR_ERR(host->regs);
- goto free_host;
- }
+ if (IS_ERR(host->regs))
+ return PTR_ERR(host->regs);
host->irq = platform_get_irq(pdev, 0);
- if (host->irq <= 0) {
- ret = -EINVAL;
- goto free_host;
- }
+ if (host->irq < 0)
+ return host->irq;
host->pinctrl = devm_pinctrl_get(&pdev->dev);
- if (IS_ERR(host->pinctrl)) {
- ret = PTR_ERR(host->pinctrl);
- goto free_host;
- }
+ if (IS_ERR(host->pinctrl))
+ return PTR_ERR(host->pinctrl);
host->pins_clk_gate = pinctrl_lookup_state(host->pinctrl,
"clk-gate");
@@ -1194,14 +1175,12 @@
}
host->core_clk = devm_clk_get(&pdev->dev, "core");
- if (IS_ERR(host->core_clk)) {
- ret = PTR_ERR(host->core_clk);
- goto free_host;
- }
+ if (IS_ERR(host->core_clk))
+ return PTR_ERR(host->core_clk);
ret = clk_prepare_enable(host->core_clk);
if (ret)
- goto free_host;
+ return ret;
ret = meson_mmc_clk_init(host);
if (ret)
@@ -1280,7 +1259,9 @@
}
mmc->ops = &meson_mmc_ops;
- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret)
+ goto err_free_irq;
return 0;
@@ -1294,8 +1275,6 @@
clk_disable_unprepare(host->mmc_clk);
err_core_clk:
clk_disable_unprepare(host->core_clk);
-free_host:
- mmc_free_host(mmc);
return ret;
}
@@ -1319,7 +1298,6 @@
clk_disable_unprepare(host->mmc_clk);
clk_disable_unprepare(host->core_clk);
- mmc_free_host(host->mmc);
return 0;
}
--
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