[PATCH v1 07/17] drm/mediatek: extract common functions from the mtk hdmi driver

AngeloGioacchino Del Regno angelogioacchino.delregno at collabora.com
Tue Sep 20 03:25:45 PDT 2022


Il 19/09/22 18:56, Guillaume Ranquet ha scritto:
> Create a common "framework" that can be used to add support for
> different hdmi IPs within the mediatek range of products.
> 
> Signed-off-by: Guillaume Ranquet <granquet at baylibre.com>
> 
> diff --git a/drivers/gpu/drm/mediatek/Makefile b/drivers/gpu/drm/mediatek/Makefile
> index d4d193f60271..008ec69da67b 100644
> --- a/drivers/gpu/drm/mediatek/Makefile
> +++ b/drivers/gpu/drm/mediatek/Makefile
> @@ -22,7 +22,8 @@ obj-$(CONFIG_DRM_MEDIATEK) += mediatek-drm.o
>   
>   mediatek-drm-hdmi-objs := mtk_cec.o \
>   			  mtk_hdmi.o \

abcd ... mtk_hdmi_common.o goes here :-)

> -			  mtk_hdmi_ddc.o
> +			  mtk_hdmi_ddc.o \
> +			  mtk_hdmi_common.o \
>   
>   obj-$(CONFIG_DRM_MEDIATEK_HDMI) += mediatek-drm-hdmi.o
>   
> diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
> index 5cd05d4fe1a9..837d36ec4d64 100644
> --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
> +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
> @@ -32,187 +32,18 @@
>   #include <drm/drm_probe_helper.h>
>   
>   #include "mtk_cec.h"
> -#include "mtk_hdmi.h"
>   #include "mtk_hdmi_regs.h"
> +#include "mtk_hdmi_common.h"
>   
>   #define NCTS_BYTES	7
>   
> -enum mtk_hdmi_clk_id {
> -	MTK_HDMI_CLK_HDMI_PIXEL,
> -	MTK_HDMI_CLK_HDMI_PLL,
> -	MTK_HDMI_CLK_AUD_BCLK,
> -	MTK_HDMI_CLK_AUD_SPDIF,
> -	MTK_HDMI_CLK_COUNT
> +const char * const mtk_hdmi_clk_names_mt8183[MTK_MT8183_HDMI_CLK_COUNT] = {

Why MT8183? This can be either MT8167 or MT2701... or, IMO more appropriately, you
should name the IP version.
Example: MTK_HDMIV123_CLK_COUNT (I don't know what IP version would that be!).

> +	[MTK_MT8183_HDMI_CLK_HDMI_PIXEL] = "pixel",
> +	[MTK_MT8183_HDMI_CLK_HDMI_PLL] = "pll",
> +	[MTK_MT8183_HDMI_CLK_AUD_BCLK] = "bclk",
> +	[MTK_MT8183_HDMI_CLK_AUD_SPDIF] = "spdif",
>   };
>   

Regards,
Angelo





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