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