Messages in this thread | | | Date | Mon, 23 Oct 2023 14:32:17 +0200 | Subject | Re: [PATCH v2] PCI: mediatek-gen3: Fix translation window | From | AngeloGioacchino Del Regno <> |
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Il 23/10/23 10:14, Jianjun Wang ha scritto: > The size of translation table should be a power of 2, using fls() > cannot get the proper value when the size is not a power of 2. For > example, fls(0x3e00000) - 1 = 25, hence the PCIe translation window > size will be set to 0x2000000 instead of the expected size 0x3e00000. > > Fix translation window by splitting the MMIO space to multiple tables if > its size is not a power of 2. > > Fixes: d3bf75b579b9 ("PCI: mediatek-gen3: Add MediaTek Gen3 driver for MT8192") > Signed-off-by: Jianjun Wang <jianjun.wang@mediatek.com> >
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
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