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From: Heiner Kallweit <hkallweit1@gmail.com>
To: Wolfram Sang <wsa@kernel.org>, Daniel Vetter <daniel@ffwll.ch>
Cc: linux-i2c@vger.kernel.org, Heiner Kallweit <hkallweit1@gmail.com>,
	Helge Deller <deller@gmx.de>,
	linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH v3 06/20] drivers/video/fbdev/core/fb_ddc.c: remove I2C_CLASS_DDC support
Date: Sun, 19 Nov 2023 11:14:31 +0100	[thread overview]
Message-ID: <20231119101445.4737-7-hkallweit1@gmail.com> (raw)
In-Reply-To: <20231119101445.4737-1-hkallweit1@gmail.com>

After removal of the legacy EEPROM driver and I2C_CLASS_DDC support in
olpc_dcon there's no i2c client driver left supporting I2C_CLASS_DDC.
Class-based device auto-detection is a legacy mechanism and shouldn't
be used in new code. So we can remove this class completely now.

Preferably this series should be applied via the i2c tree.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>

---
 drivers/video/fbdev/core/fb_ddc.c |    1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/video/fbdev/core/fb_ddc.c b/drivers/video/fbdev/core/fb_ddc.c
index 8bf5f2f54..e25143219 100644
--- a/drivers/video/fbdev/core/fb_ddc.c
+++ b/drivers/video/fbdev/core/fb_ddc.c
@@ -116,7 +116,6 @@ unsigned char *fb_ddc_read(struct i2c_adapter *adapter)
 	algo_data->setsda(algo_data->data, 1);
 	algo_data->setscl(algo_data->data, 1);
 
-	adapter->class |= I2C_CLASS_DDC;
 	return edid;
 }
 


WARNING: multiple messages have this Message-ID (diff)
From: Heiner Kallweit <hkallweit1@gmail.com>
To: Wolfram Sang <wsa@kernel.org>, Daniel Vetter <daniel@ffwll.ch>
Cc: linux-fbdev@vger.kernel.org, Helge Deller <deller@gmx.de>,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	linux-i2c@vger.kernel.org, Heiner Kallweit <hkallweit1@gmail.com>
Subject: [PATCH v3 06/20] drivers/video/fbdev/core/fb_ddc.c: remove I2C_CLASS_DDC support
Date: Sun, 19 Nov 2023 11:14:31 +0100	[thread overview]
Message-ID: <20231119101445.4737-7-hkallweit1@gmail.com> (raw)
In-Reply-To: <20231119101445.4737-1-hkallweit1@gmail.com>

After removal of the legacy EEPROM driver and I2C_CLASS_DDC support in
olpc_dcon there's no i2c client driver left supporting I2C_CLASS_DDC.
Class-based device auto-detection is a legacy mechanism and shouldn't
be used in new code. So we can remove this class completely now.

Preferably this series should be applied via the i2c tree.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>

---
 drivers/video/fbdev/core/fb_ddc.c |    1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/video/fbdev/core/fb_ddc.c b/drivers/video/fbdev/core/fb_ddc.c
index 8bf5f2f54..e25143219 100644
--- a/drivers/video/fbdev/core/fb_ddc.c
+++ b/drivers/video/fbdev/core/fb_ddc.c
@@ -116,7 +116,6 @@ unsigned char *fb_ddc_read(struct i2c_adapter *adapter)
 	algo_data->setsda(algo_data->data, 1);
 	algo_data->setscl(algo_data->data, 1);
 
-	adapter->class |= I2C_CLASS_DDC;
 	return edid;
 }
 


  parent reply	other threads:[~2023-11-19 10:14 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-19 10:14 [PATCH 00/20] remove I2C_CLASS_DDC support Heiner Kallweit
2023-11-19 10:14 ` Heiner Kallweit
2023-11-19 10:14 ` Heiner Kallweit
2023-11-19 10:14 ` Heiner Kallweit
2023-11-19 10:14 ` [Intel-gfx] " Heiner Kallweit
2023-11-19 10:14 ` [PATCH v3 01/20] drivers/gpu/drm/rockchip: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14 ` [PATCH v3 02/20] drivers/gpu/drm/mgag200/mgag200_i2c.c: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-20 11:34   ` Thomas Zimmermann
2023-11-20 11:34     ` Thomas Zimmermann
2023-11-19 10:14 ` [PATCH v3 03/20] drm/amd/display: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14 ` [PATCH v3 04/20] drivers/gpu/drm/sun4i/sun4i_hdmi_i2c.c: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14 ` [PATCH v3 05/20] drivers/video/fbdev: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14 ` Heiner Kallweit [this message]
2023-11-19 10:14   ` [PATCH v3 06/20] drivers/video/fbdev/core/fb_ddc.c: " Heiner Kallweit
2023-11-19 10:14 ` [PATCH v3 07/20] drivers/gpu/drm: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14 ` [PATCH v3 08/20] drivers/gpu/drm/loongson/lsdc_i2c.c: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14 ` [PATCH v3 09/20] drivers/video/fbdev/via/via_i2c.c: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14 ` [PATCH v3 10/20] drivers/video/fbdev/cyber2000fb.c: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14 ` [PATCH v3 11/20] drivers/gpu/drm/bridge/synopsys/dw-hdmi.c: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2024-01-22 15:31   ` Robert Foss
2024-01-22 15:31     ` Robert Foss
2023-11-19 10:14 ` [PATCH v3 12/20] drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14 ` [PATCH v3 13/20] drivers/video/fbdev/intelfb/intelfb_i2c.c: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14 ` [PATCH v3 14/20] drivers/gpu/drm/msm/hdmi/hdmi_i2c.c: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14 ` [Intel-gfx] [PATCH v3 15/20] drivers/gpu/drm/i915/display: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14 ` [PATCH v3 16/20] drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_i2c.c: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14 ` [PATCH v3 17/20] drivers/gpu/drm/ast/ast_i2c.c: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-20 11:35   ` Thomas Zimmermann
2023-11-20 11:35     ` Thomas Zimmermann
2023-11-19 10:14 ` [PATCH v3 18/20] drivers/gpu/drm/gma500: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14 ` [PATCH v3 19/20] drivers/gpu/drm/display: " Heiner Kallweit
2023-11-19 10:14   ` Heiner Kallweit
2023-11-19 10:14 ` [PATCH v3 20/20] include/linux/i2c.h: " Heiner Kallweit
  -- strict thread matches above, loose matches on Subject: below --
2023-11-19 11:28 [PATCH v3 RESEND 00/20] " Heiner Kallweit
2023-11-19 11:28 ` [PATCH v3 06/20] drivers/video/fbdev/core/fb_ddc.c: " Heiner Kallweit
2023-11-19 11:28   ` Heiner Kallweit

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