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| author | Matthias Schwarzott <zzam@gentoo.org> | 2014-08-31 08:35:06 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2014-09-23 16:13:33 -0300 |
| commit | 55bea40070f33a6b52c605a74b4920bad645d0ea (patch) | |
| tree | 9ed8a50c6d4943461e28ef6e0a2e7d3c3ccc61e6 | |
| parent | 1eb96047052fe13557d6f278c835ef8b88ac3b4c (diff) | |
| download | op-kernel-dev-55bea40070f33a6b52c605a74b4920bad645d0ea.zip op-kernel-dev-55bea40070f33a6b52c605a74b4920bad645d0ea.tar.gz | |
[media] si2165: Load driver for all hardware revisions
Current firmware is only for revision D.
Signed-off-by: Matthias Schwarzott <zzam@gentoo.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
| -rw-r--r-- | drivers/media/dvb-frontends/si2165.c | 26 | ||||
| -rw-r--r-- | drivers/media/dvb-frontends/si2165_priv.h | 2 |
2 files changed, 18 insertions, 10 deletions
diff --git a/drivers/media/dvb-frontends/si2165.c b/drivers/media/dvb-frontends/si2165.c index 4386092..7de0612 100644 --- a/drivers/media/dvb-frontends/si2165.c +++ b/drivers/media/dvb-frontends/si2165.c @@ -44,9 +44,7 @@ struct si2165_state { struct si2165_config config; - /* chip revision */ - u8 revcode; - /* chip type */ + u8 chip_revcode; u8 chip_type; /* calculated by xtal and div settings */ @@ -407,7 +405,7 @@ static int si2165_upload_firmware(struct si2165_state *state) int ret; const struct firmware *fw = NULL; - u8 *fw_file = SI2165_FIRMWARE; + u8 *fw_file; const u8 *data; u32 len; u32 offset; @@ -415,10 +413,20 @@ static int si2165_upload_firmware(struct si2165_state *state) u8 block_count; u16 crc_expected; + switch (state->chip_revcode) { + case 0x03: /* revision D */ + fw_file = SI2165_FIRMWARE_REV_D; + break; + default: + dev_info(&state->i2c->dev, "%s: no firmware file for revision=%d\n", + KBUILD_MODNAME, state->chip_revcode); + return 0; + } + /* request the firmware, this will block and timeout */ ret = request_firmware(&fw, fw_file, state->i2c->dev.parent); if (ret) { - dev_warn(&state->i2c->dev, "%s: firmare file '%s' not found\n", + dev_warn(&state->i2c->dev, "%s: firmware file '%s' not found\n", KBUILD_MODNAME, fw_file); goto error; } @@ -984,7 +992,7 @@ struct dvb_frontend *si2165_attach(const struct si2165_config *config, if (val != state->config.chip_mode) goto error; - io_ret = si2165_readreg8(state, 0x0023 , &state->revcode); + io_ret = si2165_readreg8(state, 0x0023, &state->chip_revcode); if (io_ret < 0) goto error; @@ -998,13 +1006,13 @@ struct dvb_frontend *si2165_attach(const struct si2165_config *config, goto error; dev_info(&state->i2c->dev, "%s: hardware revision 0x%02x, chip type 0x%02x\n", - KBUILD_MODNAME, state->revcode, state->chip_type); + KBUILD_MODNAME, state->chip_revcode, state->chip_type); /* It is a guess that register 0x0118 (chip type?) can be used to * differ between si2161, si2163 and si2165 * Only si2165 has been tested. */ - if (state->revcode == 0x03 && state->chip_type == 0x07) { + if (state->chip_type == 0x07) { state->has_dvbt = true; state->has_dvbc = true; } else { @@ -1037,4 +1045,4 @@ MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); MODULE_DESCRIPTION("Silicon Labs Si2165 DVB-C/-T Demodulator driver"); MODULE_AUTHOR("Matthias Schwarzott <zzam@gentoo.org>"); MODULE_LICENSE("GPL"); -MODULE_FIRMWARE(SI2165_FIRMWARE); +MODULE_FIRMWARE(SI2165_FIRMWARE_REV_D); diff --git a/drivers/media/dvb-frontends/si2165_priv.h b/drivers/media/dvb-frontends/si2165_priv.h index d4cc93f..2b70cf1 100644 --- a/drivers/media/dvb-frontends/si2165_priv.h +++ b/drivers/media/dvb-frontends/si2165_priv.h @@ -18,6 +18,6 @@ #ifndef _DVB_SI2165_PRIV #define _DVB_SI2165_PRIV -#define SI2165_FIRMWARE "dvb-demod-si2165.fw" +#define SI2165_FIRMWARE_REV_D "dvb-demod-si2165.fw" #endif /* _DVB_SI2165_PRIV */ |
