Re: [PATCH v2 3/4] drm: ipk: Add extensions for DW MIPI DSI Host driver

[Sam Ravnborg <sam@ravnborg.org>]

Hi Angelo.

One nit below.

	Sam

On Mon, Apr 06, 2020 at 03:24:13PM +0200, Angelo Ribeiro wrote:
> Add Synopsys DesignWare IPK specific extensions for Synopsys DesignWare
> MIPI DSI Host driver.
> 
> Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
> Cc: Maxime Ripard <mripard@kernel.org>
> Cc: David Airlie <airlied@linux.ie>
> Cc: Daniel Vetter <daniel@ffwll.ch>
> Cc: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
> Cc: Joao Pinto <jpinto@synopsys.com>
> Signed-off-by: Angelo Ribeiro <angelo.ribeiro@synopsys.com>
> ---
>  drivers/gpu/drm/ipk/Kconfig           |   9 +
>  drivers/gpu/drm/ipk/Makefile          |   2 +
>  drivers/gpu/drm/ipk/dw-mipi-dsi-ipk.c | 556 ++++++++++++++++++++++++++++++++++
>  3 files changed, 567 insertions(+)
>  create mode 100644 drivers/gpu/drm/ipk/dw-mipi-dsi-ipk.c
> 
> diff --git a/drivers/gpu/drm/ipk/Kconfig b/drivers/gpu/drm/ipk/Kconfig
> index 1f87444..49819e5 100644
> --- a/drivers/gpu/drm/ipk/Kconfig
> +++ b/drivers/gpu/drm/ipk/Kconfig
> @@ -11,3 +11,12 @@ config DRM_IPK
>  	  Enable support for the Synopsys DesignWare DRM DSI.
>  	  To compile this driver as a module, choose M here: the module
>  	  will be called ipk-drm.
> +
> +config DRM_IPK_DSI
> +	tristate "Synopsys DesignWare IPK specific extensions for MIPI DSI"
> +	depends on DRM_IPK
> +	select DRM_DW_MIPI_DSI
> +	help
> +	  Choose this option for Synopsys DesignWare IPK MIPI DSI support.
> +	  To compile this driver as a module, choose M here: the module
> +	  will be called dw-mipi-dsi-ipk.
> diff --git a/drivers/gpu/drm/ipk/Makefile b/drivers/gpu/drm/ipk/Makefile
> index 51d2774..c80503f 100644
> --- a/drivers/gpu/drm/ipk/Makefile
> +++ b/drivers/gpu/drm/ipk/Makefile
> @@ -4,3 +4,5 @@ ipk-drm-y := \
>  	dw-vpg.o
>  
>  obj-$(CONFIG_DRM_IPK) += ipk-drm.o
> +
> +obj-$(CONFIG_DRM_IPK_DSI) += dw-mipi-dsi-ipk.o
> diff --git a/drivers/gpu/drm/ipk/dw-mipi-dsi-ipk.c b/drivers/gpu/drm/ipk/dw-mipi-dsi-ipk.c
> new file mode 100644
> index 0000000..070eccb
> --- /dev/null
> +++ b/drivers/gpu/drm/ipk/dw-mipi-dsi-ipk.c
> @@ -0,0 +1,556 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (c) 2019-2020 Synopsys, Inc. and/or its affiliates.
> + * Synopsys DesignWare MIPI DSI solution driver
> + *
> + * Author: Angelo Ribeiro <angelo.ribeiro@synopsys.com>
> + * Author: Luis Oliveira <luis.oliveira@synopsys.com>
> + */
> +
> +#include <linux/clk.h>
> +#include <linux/iopoll.h>
> +#include <linux/module.h>
> +#include <drm/drm_mipi_dsi.h>
> +#include <drm/bridge/dw_mipi_dsi.h>
> +#include <video/mipi_display.h>
> +#include <linux/of.h>
> +#include <linux/platform_device.h>
> +
> +#include <drm/drm_crtc.h>
> +#include <drm/drm_device.h>
> +#include <drm/drm_print.h>
Same rant as in previous mail about include file.


Rest of the driver looked good while quickly browsing the code.

	Sam