V4L/DVB (3378): Restore power on defaults of tda9887 after tda8290 probe
authorHartmut Hackmann <hartmut.hackmann@t-online.de>
Mon, 27 Feb 2006 03:09:11 +0000 (00:09 -0300)
committerMauro Carvalho Chehab <mchehab@infradead.org>
Mon, 27 Feb 2006 03:09:11 +0000 (00:09 -0300)
The probing code for tda8290 changes the state of the tda9887 GP ports.
The patch assumes that if probing for tda8290 failed, this must be a
tda9887 and restores its power on defaults.
This should solve the module load order issue with some pinnacle cards.

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
drivers/media/video/saa7134/saa7134-cards.c
drivers/media/video/tda8290.c

index ca90a73f71d42224705fa16406a47636c2de1ba6..eaf32b81ccf8c5316a41556bff00c92f57cc48c7 100644 (file)
@@ -2213,7 +2213,7 @@ struct saa7134_board saa7134_boards[] = {
                .radio_type     = UNSET,
                .tuner_addr     = 0x61,
                .radio_addr     = ADDR_UNSET,
-               .tda9887_conf   = TDA9887_PRESENT,
+               .tda9887_conf   = TDA9887_PRESENT | TDA9887_PORT1_ACTIVE,
                .mpeg           = SAA7134_MPEG_DVB,
                .inputs = {{
                        .name   = name_tv,
@@ -2237,7 +2237,7 @@ struct saa7134_board saa7134_boards[] = {
                .radio_type     = UNSET,
                .tuner_addr     = 0x61,
                .radio_addr     = ADDR_UNSET,
-               .tda9887_conf   = TDA9887_PRESENT,
+               .tda9887_conf   = TDA9887_PRESENT | TDA9887_PORT1_ACTIVE,
                .mpeg           = SAA7134_MPEG_DVB,
                .inputs = {{
                        .name   = name_tv,
index 2b954b3d2ba65a81981a642b8bffdd554d889345..027c8a074dfe6bc2d0fcaee90b3c230bfbda6366 100644 (file)
@@ -584,9 +584,10 @@ int tda8290_init(struct i2c_client *c)
 
 int tda8290_probe(struct i2c_client *c)
 {
-       unsigned char soft_reset[]  = { 0x00, 0x00 };
-       unsigned char easy_mode_b[] = { 0x01, 0x02 };
-       unsigned char easy_mode_g[] = { 0x01, 0x04 };
+       unsigned char soft_reset[]   = { 0x00, 0x00 };
+       unsigned char easy_mode_b[]  = { 0x01, 0x02 };
+       unsigned char easy_mode_g[]  = { 0x01, 0x04 };
+       unsigned char restore_9886[] = { 0x00, 0xd6, 0x30 };
        unsigned char addr_dto_lsb = 0x07;
        unsigned char data;
 
@@ -603,6 +604,7 @@ int tda8290_probe(struct i2c_client *c)
                        return 0;
                }
        }
+       i2c_master_send(c, restore_9886, 3);
        return -1;
 }