V4L/DVB (11845): ir-kbd-i2c: Use initialization data
authorJean Delvare <khali@linux-fr.org>
Wed, 13 May 2009 19:49:32 +0000 (16:49 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Tue, 16 Jun 2009 21:21:11 +0000 (18:21 -0300)
For specific boards, pass initialization data to ir-kbd-i2c instead
of modifying the settings after the device is initialized. This is
more efficient and easier to read.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
drivers/media/video/cx231xx/cx231xx-cards.c
drivers/media/video/cx231xx/cx231xx-i2c.c
drivers/media/video/cx231xx/cx231xx.h
drivers/media/video/em28xx/em28xx-cards.c
drivers/media/video/em28xx/em28xx-i2c.c
drivers/media/video/em28xx/em28xx.h
drivers/media/video/ir-kbd-i2c.c
drivers/media/video/saa7134/saa7134-i2c.c
drivers/media/video/saa7134/saa7134-input.c
drivers/media/video/saa7134/saa7134.h
include/media/ir-kbd-i2c.h

index 734f6eaefd9bf40ac7652b39ace0c6eec3738650..63d2239fd324e14e3104b16615a7c5b2e9bed9d7 100644 (file)
@@ -287,10 +287,7 @@ void cx231xx_register_i2c_ir(struct cx231xx *dev)
                return;
 
        /* REVISIT: instantiate IR device */
-}
 
-void cx231xx_set_ir(struct cx231xx *dev, struct IR_i2c *ir)
-{
        /* detect & configure */
        switch (dev->model) {
 
index ac4099a49da095851f08345972185bbfeef5fe55..33219dc4d64987e640f109f853ec6a8b30159cc7 100644 (file)
@@ -424,34 +424,6 @@ static u32 functionality(struct i2c_adapter *adap)
        return I2C_FUNC_SMBUS_EMUL | I2C_FUNC_I2C;
 }
 
-/*
- * attach_inform()
- * gets called when a device attaches to the i2c bus
- * does some basic configuration
- */
-static int attach_inform(struct i2c_client *client)
-{
-       struct cx231xx_i2c *bus = i2c_get_adapdata(client->adapter);
-       struct cx231xx *dev = bus->dev;
-
-       switch (client->addr << 1) {
-       case 0x8e:
-               {
-                       struct IR_i2c *ir = i2c_get_clientdata(client);
-                       dprintk1(1, "attach_inform: IR detected (%s).\n",
-                                ir->phys);
-                       cx231xx_set_ir(dev, ir);
-                       break;
-               }
-               break;
-
-       default:
-               break;
-       }
-
-       return 0;
-}
-
 static struct i2c_algorithm cx231xx_algo = {
        .master_xfer = cx231xx_i2c_xfer,
        .functionality = functionality,
@@ -462,7 +434,6 @@ static struct i2c_adapter cx231xx_adap_template = {
        .name = "cx231xx",
        .id = I2C_HW_B_CX231XX,
        .algo = &cx231xx_algo,
-       .client_register = attach_inform,
 };
 
 static struct i2c_client cx231xx_client_template = {
index 8c300f60fdff2a097638d0db5a2b0d4d405bc5ef..e38eb2d425f78fdfcb03976973e1c445850705d3 100644 (file)
@@ -739,7 +739,6 @@ extern struct cx231xx_board cx231xx_boards[];
 extern struct usb_device_id cx231xx_id_table[];
 extern const unsigned int cx231xx_bcount;
 void cx231xx_register_i2c_ir(struct cx231xx *dev);
-void cx231xx_set_ir(struct cx231xx *dev, struct IR_i2c *ir);
 int cx231xx_tuner_callback(void *ptr, int component, int command, int arg);
 
 /* Provided by cx231xx-input.c */
index edba71115a9402ccebbafeaa37d59dd6be204ece..fe2a471e5f640302f06c625b62e2c2fbc1d8cd5d 100644 (file)
@@ -1915,6 +1915,7 @@ static int em28xx_hint_board(struct em28xx *dev)
 void em28xx_register_i2c_ir(struct em28xx *dev)
 {
        struct i2c_board_info info;
+       struct IR_i2c_init_data init_data;
        const unsigned short addr_list[] = {
                 0x30, 0x47, I2C_CLIENT_END
        };
@@ -1923,12 +1924,9 @@ void em28xx_register_i2c_ir(struct em28xx *dev)
                return;
 
        memset(&info, 0, sizeof(struct i2c_board_info));
+       memset(&init_data, 0, sizeof(struct IR_i2c_init_data));
        strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
-       i2c_new_probed_device(&dev->i2c_adap, &info, addr_list);
-}
 
-void em28xx_set_ir(struct em28xx *dev, struct IR_i2c *ir)
-{
        /* detect & configure */
        switch (dev->model) {
        case (EM2800_BOARD_UNKNOWN):
@@ -1937,22 +1935,19 @@ void em28xx_set_ir(struct em28xx *dev, struct IR_i2c *ir)
                break;
        case (EM2800_BOARD_TERRATEC_CINERGY_200):
        case (EM2820_BOARD_TERRATEC_CINERGY_250):
-               ir->ir_codes = ir_codes_em_terratec;
-               ir->get_key = em28xx_get_key_terratec;
-               snprintf(ir->name, sizeof(ir->name),
-                        "i2c IR (EM28XX Terratec)");
+               init_data.ir_codes = ir_codes_em_terratec;
+               init_data.get_key = em28xx_get_key_terratec;
+               init_data.name = "i2c IR (EM28XX Terratec)";
                break;
        case (EM2820_BOARD_PINNACLE_USB_2):
-               ir->ir_codes = ir_codes_pinnacle_grey;
-               ir->get_key = em28xx_get_key_pinnacle_usb_grey;
-               snprintf(ir->name, sizeof(ir->name),
-                        "i2c IR (EM28XX Pinnacle PCTV)");
+               init_data.ir_codes = ir_codes_pinnacle_grey;
+               init_data.get_key = em28xx_get_key_pinnacle_usb_grey;
+               init_data.name = "i2c IR (EM28XX Pinnacle PCTV)";
                break;
        case (EM2820_BOARD_HAUPPAUGE_WINTV_USB_2):
-               ir->ir_codes = ir_codes_hauppauge_new;
-               ir->get_key = em28xx_get_key_em_haup;
-               snprintf(ir->name, sizeof(ir->name),
-                        "i2c IR (EM2840 Hauppauge)");
+               init_data.ir_codes = ir_codes_hauppauge_new;
+               init_data.get_key = em28xx_get_key_em_haup;
+               init_data.name = "i2c IR (EM2840 Hauppauge)";
                break;
        case (EM2820_BOARD_MSI_VOX_USB_2):
                break;
@@ -1963,6 +1958,10 @@ void em28xx_set_ir(struct em28xx *dev, struct IR_i2c *ir)
        case (EM2800_BOARD_GRABBEEX_USB2800):
                break;
        }
+
+       if (init_data.name)
+               info.platform_data = &init_data;
+       i2c_new_probed_device(&dev->i2c_adap, &info, addr_list);
 }
 
 void em28xx_card_setup(struct em28xx *dev)
index d90294cbb70d8d8e0fcd11daf6b3aa719d527321..2c86fcf089f59b45de048179e4be46fe76c989d4 100644 (file)
@@ -451,27 +451,6 @@ static u32 functionality(struct i2c_adapter *adap)
        return I2C_FUNC_SMBUS_EMUL;
 }
 
-/*
- * attach_inform()
- * gets called when a device attaches to the i2c bus
- * does some basic configuration
- */
-static int attach_inform(struct i2c_client *client)
-{
-       struct em28xx *dev = client->adapter->algo_data;
-       struct IR_i2c *ir = i2c_get_clientdata(client);
-
-       switch (client->addr << 1) {
-       case 0x60:
-       case 0x8e:
-               dprintk1(1, "attach_inform: IR detected (%s).\n", ir->phys);
-               em28xx_set_ir(dev, ir);
-               break;
-       }
-
-       return 0;
-}
-
 static struct i2c_algorithm em28xx_algo = {
        .master_xfer   = em28xx_i2c_xfer,
        .functionality = functionality,
@@ -482,7 +461,6 @@ static struct i2c_adapter em28xx_adap_template = {
        .name = "em28xx",
        .id = I2C_HW_B_EM28XX,
        .algo = &em28xx_algo,
-       .client_register = attach_inform,
 };
 
 static struct i2c_client em28xx_client_template = {
index 9c632541df10fcac6fa3e83b84ad8350abed07e8..8db797fedb7ef0c30bb53753cac0880a26bbfe28 100644 (file)
@@ -644,7 +644,6 @@ extern struct em28xx_board em28xx_boards[];
 extern struct usb_device_id em28xx_id_table[];
 extern const unsigned int em28xx_bcount;
 void em28xx_register_i2c_ir(struct em28xx *dev);
-void em28xx_set_ir(struct em28xx *dev, struct IR_i2c *ir);
 int em28xx_tuner_callback(void *ptr, int component, int command, int arg);
 void em28xx_release_resources(struct em28xx *dev);
 
index cb833a63041cf0a004f08a138307e1c59a6d28fb..3a8880243b1f87fecb0af034fc5b64dfaa4c5977 100644 (file)
@@ -298,7 +298,7 @@ static void ir_work(struct work_struct *work)
 static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id)
 {
        IR_KEYTAB_TYPE *ir_codes = NULL;
-       char *name;
+       const char *name;
        int ir_type;
        struct IR_i2c *ir;
        struct input_dev *input_dev;
@@ -386,6 +386,16 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id)
                goto err_out_free;
        }
 
+       /* Let the caller override settings */
+       if (client->dev.platform_data) {
+               const struct IR_i2c_init_data *init_data =
+                                               client->dev.platform_data;
+
+               ir_codes = init_data->ir_codes;
+               name = init_data->name;
+               ir->get_key = init_data->get_key;
+       }
+
        /* Sets name */
        snprintf(ir->name, sizeof(ir->name), "i2c IR (%s)", name);
        ir->ir_codes = ir_codes;
index a96f75985cbab16341a73bf5d48bef74da58ad79..a8a355e2879912750fe112958396ebe7ef893fb1 100644 (file)
@@ -321,33 +321,6 @@ static u32 functionality(struct i2c_adapter *adap)
        return I2C_FUNC_SMBUS_EMUL;
 }
 
-static int attach_inform(struct i2c_client *client)
-{
-       struct saa7134_dev *dev = client->adapter->algo_data;
-
-       d1printk( "%s i2c attach [addr=0x%x,client=%s]\n",
-               client->driver->driver.name, client->addr, client->name);
-
-       /* Am I an i2c remote control? */
-
-       switch (client->addr) {
-               case 0x7a:
-               case 0x47:
-               case 0x71:
-               case 0x2d:
-               case 0x30:
-               {
-                       struct IR_i2c *ir = i2c_get_clientdata(client);
-                       d1printk("%s i2c IR detected (%s).\n",
-                                client->driver->driver.name, ir->phys);
-                       saa7134_set_i2c_ir(dev,ir);
-                       break;
-               }
-       }
-
-       return 0;
-}
-
 static struct i2c_algorithm saa7134_algo = {
        .master_xfer   = saa7134_i2c_xfer,
        .functionality = functionality,
@@ -358,7 +331,6 @@ static struct i2c_adapter saa7134_adap_template = {
        .name          = "saa7134",
        .id            = I2C_HW_SAA7134,
        .algo          = &saa7134_algo,
-       .client_register = attach_inform,
 };
 
 static struct i2c_client saa7134_client_template = {
index 4144ca9cc7e00f432151839ab47d97744e95be56..a20f687f81a82c95b9288f8f5404ea6b27a4ed3f 100644 (file)
@@ -685,6 +685,7 @@ void saa7134_input_fini(struct saa7134_dev *dev)
 void saa7134_probe_i2c_ir(struct saa7134_dev *dev)
 {
        struct i2c_board_info info;
+       struct IR_i2c_init_data init_data;
        const unsigned short addr_list[] = {
                0x7a, 0x47, 0x71, 0x2d,
                I2C_CLIENT_END
@@ -722,62 +723,35 @@ void saa7134_probe_i2c_ir(struct saa7134_dev *dev)
        }
 
        memset(&info, 0, sizeof(struct i2c_board_info));
+       memset(&init_data, 0, sizeof(struct IR_i2c_init_data));
        strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
-       client = i2c_new_probed_device(&dev->i2c_adap, &info, addr_list);
-       if (client)
-               return;
-
-       /* MSI TV@nywhere Plus controller doesn't seem to
-          respond to probes unless we read something from
-          an existing device. Weird... */
-       rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1);
-       dprintk(KERN_DEBUG "probe 0x%02x @ %s: %s\n",
-               msg_msi.addr, dev->i2c_adap.name,
-               (1 == rc) ? "yes" : "no");
-       client = i2c_new_probed_device(&dev->i2c_adap, &info, addr_list_msi);
-       if (client)
-               return;
 
-       /* Special case for AVerMedia Cardbus remote */
-       subaddr = 0x0d;
-       rc = i2c_transfer(&dev->i2c_adap, msg_avermedia, 2);
-       dprintk(KERN_DEBUG "probe 0x%02x/0x%02x @ %s: %s\n",
-               msg_avermedia[0].addr, subaddr, dev->i2c_adap.name,
-               (2 == rc) ? "yes" : "no");
-       if (2 == rc) {
-               info.addr = msg_avermedia[0].addr;
-               i2c_new_device(&dev->i2c_adap, &info);
-       }
-}
-
-void saa7134_set_i2c_ir(struct saa7134_dev *dev, struct IR_i2c *ir)
-{
        switch (dev->board) {
        case SAA7134_BOARD_PINNACLE_PCTV_110i:
        case SAA7134_BOARD_PINNACLE_PCTV_310i:
-               snprintf(ir->name, sizeof(ir->name), "Pinnacle PCTV");
+               init_data.name = "Pinnacle PCTV";
                if (pinnacle_remote == 0) {
-                       ir->get_key   = get_key_pinnacle_color;
-                       ir->ir_codes = ir_codes_pinnacle_color;
+                       init_data.get_key = get_key_pinnacle_color;
+                       init_data.ir_codes = ir_codes_pinnacle_color;
                } else {
-                       ir->get_key   = get_key_pinnacle_grey;
-                       ir->ir_codes = ir_codes_pinnacle_grey;
+                       init_data.get_key = get_key_pinnacle_grey;
+                       init_data.ir_codes = ir_codes_pinnacle_grey;
                }
                break;
        case SAA7134_BOARD_UPMOST_PURPLE_TV:
-               snprintf(ir->name, sizeof(ir->name), "Purple TV");
-               ir->get_key   = get_key_purpletv;
-               ir->ir_codes  = ir_codes_purpletv;
+               init_data.name = "Purple TV";
+               init_data.get_key = get_key_purpletv;
+               init_data.ir_codes = ir_codes_purpletv;
                break;
        case SAA7134_BOARD_MSI_TVATANYWHERE_PLUS:
-               snprintf(ir->name, sizeof(ir->name), "MSI TV@nywhere Plus");
-               ir->get_key  = get_key_msi_tvanywhere_plus;
-               ir->ir_codes = ir_codes_msi_tvanywhere_plus;
+               init_data.name = "MSI TV@nywhere Plus";
+               init_data.get_key = get_key_msi_tvanywhere_plus;
+               init_data.ir_codes = ir_codes_msi_tvanywhere_plus;
                break;
        case SAA7134_BOARD_HAUPPAUGE_HVR1110:
-               snprintf(ir->name, sizeof(ir->name), "HVR 1110");
-               ir->get_key   = get_key_hvr1110;
-               ir->ir_codes  = ir_codes_hauppauge_new;
+               init_data.name = "HVR 1110";
+               init_data.get_key = get_key_hvr1110;
+               init_data.ir_codes = ir_codes_hauppauge_new;
                break;
        case SAA7134_BOARD_BEHOLD_607FM_MK3:
        case SAA7134_BOARD_BEHOLD_607FM_MK5:
@@ -791,15 +765,39 @@ void saa7134_set_i2c_ir(struct saa7134_dev *dev, struct IR_i2c *ir)
        case SAA7134_BOARD_BEHOLD_M63:
        case SAA7134_BOARD_BEHOLD_M6_EXTRA:
        case SAA7134_BOARD_BEHOLD_H6:
-               snprintf(ir->name, sizeof(ir->name), "BeholdTV");
-               ir->get_key   = get_key_beholdm6xx;
-               ir->ir_codes  = ir_codes_behold;
-               break;
-       default:
-               dprintk("Shouldn't get here: Unknown board %x for I2C IR?\n",dev->board);
+               init_data.name = "BeholdTV";
+               init_data.get_key = get_key_beholdm6xx;
+               init_data.ir_codes = ir_codes_behold;
                break;
        }
 
+       if (init_data.name)
+               info.platform_data = &init_data;
+       client = i2c_new_probed_device(&dev->i2c_adap, &info, addr_list);
+       if (client)
+               return;
+
+       /* MSI TV@nywhere Plus controller doesn't seem to
+          respond to probes unless we read something from
+          an existing device. Weird... */
+       rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1);
+       dprintk(KERN_DEBUG "probe 0x%02x @ %s: %s\n",
+               msg_msi.addr, dev->i2c_adap.name,
+               (1 == rc) ? "yes" : "no");
+       client = i2c_new_probed_device(&dev->i2c_adap, &info, addr_list_msi);
+       if (client)
+               return;
+
+       /* Special case for AVerMedia Cardbus remote */
+       subaddr = 0x0d;
+       rc = i2c_transfer(&dev->i2c_adap, msg_avermedia, 2);
+       dprintk(KERN_DEBUG "probe 0x%02x/0x%02x @ %s: %s\n",
+               msg_avermedia[0].addr, subaddr, dev->i2c_adap.name,
+               (2 == rc) ? "yes" : "no");
+       if (2 == rc) {
+               info.addr = msg_avermedia[0].addr;
+               i2c_new_device(&dev->i2c_adap, &info);
+       }
 }
 
 static int saa7134_rc5_irq(struct saa7134_dev *dev)
index 116534ec33ebca7c31179ee55e3b2c0682c4bd0b..ae7602d343c1b3307021571317cc9d4fcf419236 100644 (file)
@@ -800,7 +800,6 @@ int  saa7134_input_init1(struct saa7134_dev *dev);
 void saa7134_input_fini(struct saa7134_dev *dev);
 void saa7134_input_irq(struct saa7134_dev *dev);
 void saa7134_probe_i2c_ir(struct saa7134_dev *dev);
-void saa7134_set_i2c_ir(struct saa7134_dev *dev, struct IR_i2c *ir);
 void saa7134_ir_start(struct saa7134_dev *dev, struct card_ir *ir);
 void saa7134_ir_stop(struct saa7134_dev *dev);
 
index 94a77b15a30a1e88be166e99ece0e03d14ba6909..3ad4ed5402fb8b6782ad6b1600f8dfdfd4394ea1 100644 (file)
@@ -19,4 +19,11 @@ struct IR_i2c {
        char                   phys[32];
        int                    (*get_key)(struct IR_i2c*, u32*, u32*);
 };
+
+/* Can be passed when instantiating an ir_video i2c device */
+struct IR_i2c_init_data {
+       IR_KEYTAB_TYPE         *ir_codes;
+       const char             *name;
+       int                    (*get_key)(struct IR_i2c*, u32*, u32*);
+};
 #endif