From c42305f52560a1be6fc25a2f23579c7b323de654 Mon Sep 17 00:00:00 2001 From: Eugen Hristev Date: Tue, 13 Apr 2021 12:57:03 +0200 Subject: [PATCH 161/247] media: atmel: atmel-isc: specialize dma cfg The dma configuration (DCFG) is specific to the product. Move this configuration in the product specific driver, and add the field inside the driver struct. Signed-off-by: Eugen Hristev Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/atmel/atmel-isc-base.c | 3 +-- drivers/media/platform/atmel/atmel-isc.h | 2 ++ drivers/media/platform/atmel/atmel-sama5d2-isc.c | 3 +++ 3 files changed, 6 insertions(+), 2 deletions(-) --- a/drivers/media/platform/atmel/atmel-isc-base.c +++ b/drivers/media/platform/atmel/atmel-isc-base.c @@ -724,8 +724,7 @@ static int isc_configure(struct isc_devi rlp_mode = isc->config.rlp_cfg_mode; pipeline = isc->config.bits_pipeline; - dcfg = isc->config.dcfg_imode | - ISC_DCFG_YMBSIZE_BEATS8 | ISC_DCFG_CMBSIZE_BEATS8; + dcfg = isc->config.dcfg_imode | isc->dcfg; pfe_cfg0 |= subdev->pfe_cfg0 | ISC_PFE_CFG0_MODE_PROGRESSIVE; mask = ISC_PFE_CFG0_BPS_MASK | ISC_PFE_CFG0_HPOL_LOW | --- a/drivers/media/platform/atmel/atmel-isc.h +++ b/drivers/media/platform/atmel/atmel-isc.h @@ -149,6 +149,7 @@ struct isc_ctrls { * @hclock: Hclock clock input (refer datasheet) * @ispck: iscpck clock (refer datasheet) * @isc_clks: ISC clocks + * @dcfg: DMA master configuration, architecture dependent * * @dev: Registered device driver * @v4l2_dev: v4l2 registered device @@ -196,6 +197,7 @@ struct isc_device { struct clk *hclock; struct clk *ispck; struct isc_clk isc_clks[2]; + u32 dcfg; struct device *dev; struct v4l2_device v4l2_dev; --- a/drivers/media/platform/atmel/atmel-sama5d2-isc.c +++ b/drivers/media/platform/atmel/atmel-sama5d2-isc.c @@ -219,6 +219,9 @@ static int atmel_isc_probe(struct platfo isc->max_width = ISC_SAMA5D2_MAX_SUPPORT_WIDTH; isc->max_height = ISC_SAMA5D2_MAX_SUPPORT_HEIGHT; + /* sama5d2-isc - 8 bits per beat */ + isc->dcfg = ISC_DCFG_YMBSIZE_BEATS8 | ISC_DCFG_CMBSIZE_BEATS8; + ret = isc_pipeline_init(isc); if (ret) return ret;