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72 lines
2.5 KiB
Diff
72 lines
2.5 KiB
Diff
From bce46a8a620a796ca3cfe5bff61baf6744074986 Mon Sep 17 00:00:00 2001
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From: Eugen Hristev <eugen.hristev@microchip.com>
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Date: Tue, 13 Apr 2021 12:57:14 +0200
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Subject: [PATCH 172/247] media: atmel: atmel-isc: add his_entry to register
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offsets
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Add his_entry to the reg offsets struct.
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This will allow different products to have a different reg offset for this
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particular module.
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Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
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Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
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Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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---
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drivers/media/platform/atmel/atmel-isc-base.c | 3 ++-
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drivers/media/platform/atmel/atmel-isc-regs.h | 2 ++
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drivers/media/platform/atmel/atmel-isc.h | 2 ++
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drivers/media/platform/atmel/atmel-sama5d2-isc.c | 1 +
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4 files changed, 7 insertions(+), 1 deletion(-)
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--- a/drivers/media/platform/atmel/atmel-isc-base.c
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+++ b/drivers/media/platform/atmel/atmel-isc-base.c
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@@ -1684,7 +1684,8 @@ static void isc_hist_count(struct isc_de
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*min = 0;
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*max = HIST_ENTRIES;
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- regmap_bulk_read(regmap, ISC_HIS_ENTRY, hist_entry, HIST_ENTRIES);
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+ regmap_bulk_read(regmap, ISC_HIS_ENTRY + isc->offsets.his_entry,
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+ hist_entry, HIST_ENTRIES);
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*hist_count = 0;
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/*
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--- a/drivers/media/platform/atmel/atmel-isc-regs.h
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+++ b/drivers/media/platform/atmel/atmel-isc-regs.h
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@@ -300,6 +300,8 @@
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/* Version Register */
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#define ISC_VERSION 0x0000040c
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+/* Offset for version register specific to sama5d2 product */
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+#define ISC_SAMA5D2_HIS_ENTRY_OFFSET 0
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/* Histogram Entry */
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#define ISC_HIS_ENTRY 0x00000410
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--- a/drivers/media/platform/atmel/atmel-isc.h
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+++ b/drivers/media/platform/atmel/atmel-isc.h
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@@ -153,6 +153,7 @@ struct isc_ctrls {
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* @his: Offset for the HIS related registers
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* @dma: Offset for the DMA related registers
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* @version: Offset for the version register
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+ * @his_entry: Offset for the HIS entries registers
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*/
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struct isc_reg_offsets {
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u32 csc;
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@@ -163,6 +164,7 @@ struct isc_reg_offsets {
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u32 his;
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u32 dma;
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u32 version;
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+ u32 his_entry;
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};
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/*
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--- a/drivers/media/platform/atmel/atmel-sama5d2-isc.c
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+++ b/drivers/media/platform/atmel/atmel-sama5d2-isc.c
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@@ -260,6 +260,7 @@ static int atmel_isc_probe(struct platfo
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isc->offsets.his = ISC_SAMA5D2_HIS_OFFSET;
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isc->offsets.dma = ISC_SAMA5D2_DMA_OFFSET;
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isc->offsets.version = ISC_SAMA5D2_VERSION_OFFSET;
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+ isc->offsets.his_entry = ISC_SAMA5D2_HIS_ENTRY_OFFSET;
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/* sama5d2-isc - 8 bits per beat */
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isc->dcfg = ISC_DCFG_YMBSIZE_BEATS8 | ISC_DCFG_CMBSIZE_BEATS8;
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