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From:   Eugen Hristev <eugen.hristev@microchip.com>
To:     <devicetree@vger.kernel.org>, <linux-media@vger.kernel.org>
CC:     <linux-arm-kernel@lists.infradead.org>,
        <linux-kernel@vger.kernel.org>,
        Eugen Hristev <eugen.hristev@microchip.com>
Subject: [PATCH 23/30] media: atmel: atmel-isc: create callback for RLP submodule product specific
Date:   Thu, 1 Apr 2021 14:27:16 +0300
Message-ID: <20210401112723.189107-24-eugen.hristev@microchip.com>
In-Reply-To: <20210401112723.189107-1-eugen.hristev@microchip.com>
References: <20210401112723.189107-1-eugen.hristev@microchip.com>
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Precedence: bulk

Create a product specific callback for initializing the RLP submodule
of the pipeline

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
---
 drivers/media/platform/atmel/atmel-isc-base.c    |  6 ++----
 drivers/media/platform/atmel/atmel-isc.h         |  3 +++
 drivers/media/platform/atmel/atmel-sama5d2-isc.c | 10 ++++++++++
 3 files changed, 15 insertions(+), 4 deletions(-)

diff --git a/drivers/media/platform/atmel/atmel-isc-base.c b/drivers/media/platform/atmel/atmel-isc-base.c
index bd24e0c99613..8422df41f083 100644
--- a/drivers/media/platform/atmel/atmel-isc-base.c
+++ b/drivers/media/platform/atmel/atmel-isc-base.c
@@ -711,11 +711,10 @@ static void isc_set_histogram(struct isc_device *isc, bool enable)
 static int isc_configure(struct isc_device *isc)
 {
 	struct regmap *regmap = isc->regmap;
-	u32 pfe_cfg0, rlp_mode, dcfg, mask, pipeline;
+	u32 pfe_cfg0, dcfg, mask, pipeline;
 	struct isc_subdev_entity *subdev = isc->current_subdev;
 
 	pfe_cfg0 = isc->config.sd_format->pfe_cfg0_bps;
-	rlp_mode = isc->config.rlp_cfg_mode;
 	pipeline = isc->config.bits_pipeline;
 
 	dcfg = isc->config.dcfg_imode | isc->dcfg;
@@ -728,8 +727,7 @@ static int isc_configure(struct isc_device *isc)
 
 	regmap_update_bits(regmap, ISC_PFE_CFG0, mask, pfe_cfg0);
 
-	regmap_update_bits(regmap, ISC_RLP_CFG + isc->offsets.rlp,
-			   ISC_RLP_CFG_MODE_MASK, rlp_mode);
+	isc->config_rlp(isc);
 
 	regmap_write(regmap, ISC_DCFG + isc->offsets.dma, dcfg);
 
diff --git a/drivers/media/platform/atmel/atmel-isc.h b/drivers/media/platform/atmel/atmel-isc.h
index 1e6988f1876e..abeef7b2ab27 100644
--- a/drivers/media/platform/atmel/atmel-isc.h
+++ b/drivers/media/platform/atmel/atmel-isc.h
@@ -231,6 +231,8 @@ struct isc_reg_offsets {
  *			specific CC module
  * @config_gam:		pointer to a function that initializes product
  *			specific GAMMA module
+ * @config_rlp:		pointer to a function that initializes product
+ *			specific RLP module
  * @config_ctrls:	pointer to a functoin that initializes product
  *			specific v4l2 controls.
  *
@@ -309,6 +311,7 @@ struct isc_device {
 		void (*config_cbc)(struct isc_device *isc);
 		void (*config_cc)(struct isc_device *isc);
 		void (*config_gam)(struct isc_device *isc);
+		void (*config_rlp)(struct isc_device *isc);
 
 		void (*config_ctrls)(struct isc_device *isc,
 				     const struct v4l2_ctrl_ops *ops);
diff --git a/drivers/media/platform/atmel/atmel-sama5d2-isc.c b/drivers/media/platform/atmel/atmel-sama5d2-isc.c
index f5863bf3ac32..342259ad3690 100644
--- a/drivers/media/platform/atmel/atmel-sama5d2-isc.c
+++ b/drivers/media/platform/atmel/atmel-sama5d2-isc.c
@@ -117,6 +117,15 @@ void isc_sama5d2_config_gam(struct isc_device *isc)
 	/* No specific gamma configuration */
 }
 
+void isc_sama5d2_config_rlp(struct isc_device *isc)
+{
+	struct regmap *regmap = isc->regmap;
+	u32 rlp_mode = isc->config.rlp_cfg_mode;
+
+	regmap_update_bits(regmap, ISC_RLP_CFG + isc->offsets.rlp,
+			   ISC_RLP_CFG_MODE_MASK, rlp_mode);
+}
+
 /* Gamma table with gamma 1/2.2 */
 const u32 isc_sama5d2_gamma_table[][GAMMA_ENTRIES] = {
 	/* 0 --> gamma 1/1.8 */
@@ -267,6 +276,7 @@ static int atmel_isc_probe(struct platform_device *pdev)
 	isc->config_cbc = isc_sama5d2_config_cbc;
 	isc->config_cc = isc_sama5d2_config_cc;
 	isc->config_gam = isc_sama5d2_config_gam;
+	isc->config_rlp = isc_sama5d2_config_rlp;
 	isc->config_ctrls = isc_sama5d2_config_ctrls;
 
 	isc->offsets.csc = ISC_SAMA5D2_CSC_OFFSET;
-- 
2.25.1