From 754bd2fffc913e523d1b9e686e8b1fd3a70d8f7e Mon Sep 17 00:00:00 2001 From: Heiner Kallweit Date: Thu, 23 Nov 2023 10:40:25 +0100 Subject: fbdev: remove I2C_CLASS_DDC support 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. Acked-by: Helge Deller Acked-by: Thomas Zimmermann Signed-off-by: Heiner Kallweit Signed-off-by: Wolfram Sang --- drivers/video/fbdev/core/fb_ddc.c | 1 - drivers/video/fbdev/cyber2000fb.c | 1 - drivers/video/fbdev/i740fb.c | 1 - drivers/video/fbdev/intelfb/intelfb_i2c.c | 15 +++++---------- drivers/video/fbdev/matrox/i2c-matroxfb.c | 15 +++++---------- drivers/video/fbdev/s3fb.c | 1 - drivers/video/fbdev/tdfxfb.c | 1 - drivers/video/fbdev/tridentfb.c | 1 - drivers/video/fbdev/via/via_i2c.c | 1 - 9 files changed, 10 insertions(+), 27 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/core/fb_ddc.c b/drivers/video/fbdev/core/fb_ddc.c index 8bf5f2f54be7..e25143219862 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; } diff --git a/drivers/video/fbdev/cyber2000fb.c b/drivers/video/fbdev/cyber2000fb.c index 52105dc1a72f..79775dedaceb 100644 --- a/drivers/video/fbdev/cyber2000fb.c +++ b/drivers/video/fbdev/cyber2000fb.c @@ -1234,7 +1234,6 @@ static int cyber2000fb_setup_ddc_bus(struct cfb_info *cfb) strscpy(cfb->ddc_adapter.name, cfb->fb.fix.id, sizeof(cfb->ddc_adapter.name)); cfb->ddc_adapter.owner = THIS_MODULE; - cfb->ddc_adapter.class = I2C_CLASS_DDC; cfb->ddc_adapter.algo_data = &cfb->ddc_algo; cfb->ddc_adapter.dev.parent = cfb->fb.device; cfb->ddc_algo.setsda = cyber2000fb_ddc_setsda; diff --git a/drivers/video/fbdev/i740fb.c b/drivers/video/fbdev/i740fb.c index 1897e65ab703..9b74dae71472 100644 --- a/drivers/video/fbdev/i740fb.c +++ b/drivers/video/fbdev/i740fb.c @@ -163,7 +163,6 @@ static int i740fb_setup_ddc_bus(struct fb_info *info) strscpy(par->ddc_adapter.name, info->fix.id, sizeof(par->ddc_adapter.name)); par->ddc_adapter.owner = THIS_MODULE; - par->ddc_adapter.class = I2C_CLASS_DDC; par->ddc_adapter.algo_data = &par->ddc_algo; par->ddc_adapter.dev.parent = info->device; par->ddc_algo.setsda = i740fb_ddc_setsda; diff --git a/drivers/video/fbdev/intelfb/intelfb_i2c.c b/drivers/video/fbdev/intelfb/intelfb_i2c.c index 3300bd31d9d7..f24c7cb4c2ea 100644 --- a/drivers/video/fbdev/intelfb/intelfb_i2c.c +++ b/drivers/video/fbdev/intelfb/intelfb_i2c.c @@ -99,8 +99,7 @@ static int intelfb_gpio_getsda(void *data) static int intelfb_setup_i2c_bus(struct intelfb_info *dinfo, struct intelfb_i2c_chan *chan, - const u32 reg, const char *name, - int class) + const u32 reg, const char *name) { int rc; @@ -108,7 +107,6 @@ static int intelfb_setup_i2c_bus(struct intelfb_info *dinfo, chan->reg = reg; snprintf(chan->adapter.name, sizeof(chan->adapter.name), "intelfb %s", name); - chan->adapter.class = class; chan->adapter.owner = THIS_MODULE; chan->adapter.algo_data = &chan->algo; chan->adapter.dev.parent = &chan->dinfo->pdev->dev; @@ -144,8 +142,7 @@ void intelfb_create_i2c_busses(struct intelfb_info *dinfo) dinfo->output[i].type = INTELFB_OUTPUT_ANALOG; /* setup the DDC bus for analog output */ - intelfb_setup_i2c_bus(dinfo, &dinfo->output[i].ddc_bus, GPIOA, - "CRTDDC_A", I2C_CLASS_DDC); + intelfb_setup_i2c_bus(dinfo, &dinfo->output[i].ddc_bus, GPIOA, "CRTDDC_A"); i++; /* need to add the output busses for each device @@ -159,10 +156,8 @@ void intelfb_create_i2c_busses(struct intelfb_info *dinfo) case INTEL_855GM: case INTEL_865G: dinfo->output[i].type = INTELFB_OUTPUT_DVO; - intelfb_setup_i2c_bus(dinfo, &dinfo->output[i].ddc_bus, - GPIOD, "DVODDC_D", I2C_CLASS_DDC); - intelfb_setup_i2c_bus(dinfo, &dinfo->output[i].i2c_bus, - GPIOE, "DVOI2C_E", 0); + intelfb_setup_i2c_bus(dinfo, &dinfo->output[i].ddc_bus, GPIOD, "DVODDC_D"); + intelfb_setup_i2c_bus(dinfo, &dinfo->output[i].i2c_bus, GPIOE, "DVOI2C_E"); i++; break; case INTEL_915G: @@ -176,7 +171,7 @@ void intelfb_create_i2c_busses(struct intelfb_info *dinfo) /* SDVO ports have a single control bus - 2 devices */ dinfo->output[i].type = INTELFB_OUTPUT_SDVO; intelfb_setup_i2c_bus(dinfo, &dinfo->output[i].i2c_bus, - GPIOE, "SDVOCTRL_E", 0); + GPIOE, "SDVOCTRL_E"); /* TODO: initialize the SDVO */ /* I830SDVOInit(pScrn, i, DVOB); */ i++; diff --git a/drivers/video/fbdev/matrox/i2c-matroxfb.c b/drivers/video/fbdev/matrox/i2c-matroxfb.c index e2e4705e3fe0..bb048e14b2cf 100644 --- a/drivers/video/fbdev/matrox/i2c-matroxfb.c +++ b/drivers/video/fbdev/matrox/i2c-matroxfb.c @@ -100,8 +100,7 @@ static const struct i2c_algo_bit_data matrox_i2c_algo_template = }; static int i2c_bus_reg(struct i2c_bit_adapter* b, struct matrox_fb_info* minfo, - unsigned int data, unsigned int clock, const char *name, - int class) + unsigned int data, unsigned int clock, const char *name) { int err; @@ -112,7 +111,6 @@ static int i2c_bus_reg(struct i2c_bit_adapter* b, struct matrox_fb_info* minfo, snprintf(b->adapter.name, sizeof(b->adapter.name), name, minfo->fbcon.node); i2c_set_adapdata(&b->adapter, b); - b->adapter.class = class; b->adapter.algo_data = &b->bac; b->adapter.dev.parent = &minfo->pcidev->dev; b->bac = matrox_i2c_algo_template; @@ -160,27 +158,24 @@ static void* i2c_matroxfb_probe(struct matrox_fb_info* minfo) { case MGA_2164: err = i2c_bus_reg(&m2info->ddc1, minfo, DDC1B_DATA, DDC1B_CLK, - "DDC:fb%u #0", I2C_CLASS_DDC); + "DDC:fb%u #0"); break; default: err = i2c_bus_reg(&m2info->ddc1, minfo, DDC1_DATA, DDC1_CLK, - "DDC:fb%u #0", I2C_CLASS_DDC); + "DDC:fb%u #0"); break; } if (err) goto fail_ddc1; if (minfo->devflags.dualhead) { - err = i2c_bus_reg(&m2info->ddc2, minfo, - DDC2_DATA, DDC2_CLK, - "DDC:fb%u #1", I2C_CLASS_DDC); + err = i2c_bus_reg(&m2info->ddc2, minfo, DDC2_DATA, DDC2_CLK, "DDC:fb%u #1"); if (err == -ENODEV) { printk(KERN_INFO "i2c-matroxfb: VGA->TV plug detected, DDC unavailable.\n"); } else if (err) printk(KERN_INFO "i2c-matroxfb: Could not register secondary output i2c bus. Continuing anyway.\n"); /* Register maven bus even on G450/G550 */ - err = i2c_bus_reg(&m2info->maven, minfo, - MAT_DATA, MAT_CLK, "MAVEN:fb%u", 0); + err = i2c_bus_reg(&m2info->maven, minfo, MAT_DATA, MAT_CLK, "MAVEN:fb%u"); if (err) printk(KERN_INFO "i2c-matroxfb: Could not register Maven i2c bus. Continuing anyway.\n"); else { diff --git a/drivers/video/fbdev/s3fb.c b/drivers/video/fbdev/s3fb.c index 589b349cb63e..07722a5ea8ef 100644 --- a/drivers/video/fbdev/s3fb.c +++ b/drivers/video/fbdev/s3fb.c @@ -252,7 +252,6 @@ static int s3fb_setup_ddc_bus(struct fb_info *info) strscpy(par->ddc_adapter.name, info->fix.id, sizeof(par->ddc_adapter.name)); par->ddc_adapter.owner = THIS_MODULE; - par->ddc_adapter.class = I2C_CLASS_DDC; par->ddc_adapter.algo_data = &par->ddc_algo; par->ddc_adapter.dev.parent = info->device; par->ddc_algo.setsda = s3fb_ddc_setsda; diff --git a/drivers/video/fbdev/tdfxfb.c b/drivers/video/fbdev/tdfxfb.c index 22aa953138b0..51ebe78359ec 100644 --- a/drivers/video/fbdev/tdfxfb.c +++ b/drivers/video/fbdev/tdfxfb.c @@ -1267,7 +1267,6 @@ static int tdfxfb_setup_ddc_bus(struct tdfxfb_i2c_chan *chan, const char *name, strscpy(chan->adapter.name, name, sizeof(chan->adapter.name)); chan->adapter.owner = THIS_MODULE; - chan->adapter.class = I2C_CLASS_DDC; chan->adapter.algo_data = &chan->algo; chan->adapter.dev.parent = dev; chan->algo.setsda = tdfxfb_ddc_setsda; diff --git a/drivers/video/fbdev/tridentfb.c b/drivers/video/fbdev/tridentfb.c index 816d40b6f689..516cf2a18757 100644 --- a/drivers/video/fbdev/tridentfb.c +++ b/drivers/video/fbdev/tridentfb.c @@ -274,7 +274,6 @@ static int tridentfb_setup_ddc_bus(struct fb_info *info) strscpy(par->ddc_adapter.name, info->fix.id, sizeof(par->ddc_adapter.name)); par->ddc_adapter.owner = THIS_MODULE; - par->ddc_adapter.class = I2C_CLASS_DDC; par->ddc_adapter.algo_data = &par->ddc_algo; par->ddc_adapter.dev.parent = info->device; if (is_oldclock(par->chip_id)) { /* not sure if this check is OK */ diff --git a/drivers/video/fbdev/via/via_i2c.c b/drivers/video/fbdev/via/via_i2c.c index c35e530e0ec9..582502810575 100644 --- a/drivers/video/fbdev/via/via_i2c.c +++ b/drivers/video/fbdev/via/via_i2c.c @@ -201,7 +201,6 @@ static int create_i2c_bus(struct i2c_adapter *adapter, sprintf(adapter->name, "viafb i2c io_port idx 0x%02x", adap_cfg->ioport_index); adapter->owner = THIS_MODULE; - adapter->class = I2C_CLASS_DDC; adapter->algo_data = algo; if (pdev) adapter->dev.parent = &pdev->dev; -- cgit v1.2.3