05d8b931fb
Changelog: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.97
Remove upstream patches:
generic/backport-6.6/001-powerpc-kernel-Fix-pcc_save_regs-inclusion.patch [1]
Manually rebased patch:
bcm53xx/patches-6.6/180-usb-xhci-add-support-for-performing-fake-doorbell.patch[2]
New Kconfig symbol:
x86: enable MITIGATION_TSA [3]
All other patches are automatically refreshed.
[1] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.6.97&id=8a7ac2737211451b8b98657b919c4c4e0a4c0c2f
[2] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.6.97&id=7609899eb6b70b536123eb58eeab27c764752b82
[3] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.6.97&id=90293047df18caf7ed0fe566d89af0720f2dc98a
Signed-off-by: Shiji Yang <yangshiji66@outlook.com>
Co-authored-by: John Audia <therealgraysky@proton.me>
Tested-by: Konstantin Demin <rockdrilla@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/19317
(cherry picked from commit 04d764576b)
Co-authored-by: Goetz Goerisch <ggoerisch@gmail.com>
Signed-off-by: Goetz Goerisch <ggoerisch@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/19354
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
48 lines
1.6 KiB
Diff
48 lines
1.6 KiB
Diff
From 2862884dd5281299433d641c00d419640bb03d7f Mon Sep 17 00:00:00 2001
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From: Jonathan Bell <jonathan@raspberrypi.com>
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Date: Tue, 4 Jun 2024 13:45:37 +0100
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Subject: [PATCH 1116/1135] mmc: sdhci: extend maximum ADMA transfer length to
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4MiB
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This gains about 8-12% sequential write speed with the fastest SD/eMMC
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cards, and Class A1/A2 card sequential performance is only assured with
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a 4MiB write length.
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Signed-off-by: Jonathan Bell <jonathan@raspberrypi.com>
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---
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drivers/mmc/host/sdhci.c | 15 ++++++++++-----
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1 file changed, 10 insertions(+), 5 deletions(-)
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--- a/drivers/mmc/host/sdhci.c
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+++ b/drivers/mmc/host/sdhci.c
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@@ -1081,7 +1081,7 @@ static void sdhci_initialize_data(struct
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WARN_ON(host->data);
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/* Sanity checks */
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- BUG_ON(data->blksz * data->blocks > 524288);
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+ BUG_ON(data->blksz * data->blocks > host->mmc->max_req_size);
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BUG_ON(data->blksz > host->mmc->max_blk_size);
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BUG_ON(data->blocks > 65535);
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@@ -4727,11 +4727,16 @@ int sdhci_setup_host(struct sdhci_host *
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spin_lock_init(&host->lock);
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/*
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- * Maximum number of sectors in one transfer. Limited by SDMA boundary
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- * size (512KiB). Note some tuning modes impose a 4MiB limit, but this
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- * is less anyway.
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+ * Maximum number of sectors in one transfer.
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+ * 4MiB is preferred for multi-descriptor DMA as a) card sequential
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+ * write speeds are only guaranteed with a 4MiB write length and
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+ * b) most tuning modes require a 4MiB limit.
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+ * SDMA has a 512KiB boundary size.
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*/
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- mmc->max_req_size = 524288;
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+ if (host->flags & SDHCI_USE_ADMA)
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+ mmc->max_req_size = SZ_4M;
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+ else
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+ mmc->max_req_size = SZ_512K;
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/*
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* Maximum number of segments. Depends on if the hardware
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