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28 lines
954 B
Diff
28 lines
954 B
Diff
From f695d6bfdd099ec6f59a73aa792b97df80c72d54 Mon Sep 17 00:00:00 2001
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From: Paolo Sabatino <paolo.sabatino@gmail.com>
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Date: Sun, 26 Jan 2025 14:49:18 +0100
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Subject: [PATCH] increase pl330 microcode buffer size
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suggestion comes from the scatter/gather functionality as
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proposed here: https://github.com/radxa/kernel/commit/ec0b65dbc59793426b6dc7af06ab6675f4a24940
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---
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drivers/dma/pl330.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
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index 82a9fe88ad54..eb322c7ae5de 100644
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--- a/drivers/dma/pl330.c
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+++ b/drivers/dma/pl330.c
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@@ -246,7 +246,7 @@ enum pl330_byteswap {
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* For typical scenario, at 1word/burst, 10MB and 20MB xfers per req
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* should be enough for P<->M and M<->M respectively.
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*/
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-#define MCODE_BUFF_PER_REQ 256
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+#define MCODE_BUFF_PER_REQ 512
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/* Use this _only_ to wait on transient states */
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#define UNTIL(t, s) while (!(_state(t) & (s))) cpu_relax();
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--
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2.43.0
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