diff options
| author | Sakari Ailus <sakari.ailus@iki.fi> | 2012-10-20 13:17:02 (GMT) |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-10-29 11:49:54 (GMT) |
| commit | 1e9240b35264fa0280abc4487b47b28eecf10b52 (patch) | |
| tree | 337c568b66d24f6542b071d0e95eb0bdab801796 | |
| parent | 6de1b143a45d3c4b8ad277b484e0d14df0d30d63 (diff) | |
| download | linux-1e9240b35264fa0280abc4487b47b28eecf10b52.tar.xz | |
[media] smiapp: Input for PLL configuration is mostly static
The input values for PLL configuration are mostly static. So set them when
the sensor is registered.
Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| -rw-r--r-- | drivers/media/i2c/smiapp/smiapp-core.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/media/i2c/smiapp/smiapp-core.c b/drivers/media/i2c/smiapp/smiapp-core.c index e08e588..868ad0b 100644 --- a/drivers/media/i2c/smiapp/smiapp-core.c +++ b/drivers/media/i2c/smiapp/smiapp-core.c @@ -276,11 +276,6 @@ static int smiapp_pll_update(struct smiapp_sensor *sensor) struct smiapp_pll *pll = &sensor->pll; int rval; - memset(&sensor->pll, 0, sizeof(sensor->pll)); - - pll->lanes = sensor->platform_data->lanes; - pll->ext_clk_freq_hz = sensor->platform_data->ext_clk; - if (sensor->minfo.smiapp_profile == SMIAPP_PROFILE_0) { /* * Fill in operational clock divisors limits from the @@ -296,20 +291,13 @@ static int smiapp_pll_update(struct smiapp_sensor *sensor) lim.max_op_sys_clk_freq_hz = lim.max_vt_sys_clk_freq_hz; lim.min_op_pix_clk_freq_hz = lim.min_vt_pix_clk_freq_hz; lim.max_op_pix_clk_freq_hz = lim.max_vt_pix_clk_freq_hz; - /* Profile 0 sensors have no separate OP clock branch. */ - pll->flags |= SMIAPP_PLL_FLAG_NO_OP_CLOCKS; } - if (smiapp_needs_quirk(sensor, - SMIAPP_QUIRK_FLAG_OP_PIX_CLOCK_PER_LANE)) - pll->flags |= SMIAPP_PLL_FLAG_OP_PIX_CLOCK_PER_LANE; - pll->binning_horizontal = sensor->binning_horizontal; pll->binning_vertical = sensor->binning_vertical; pll->link_freq = sensor->link_freq->qmenu_int[sensor->link_freq->val]; pll->scale_m = sensor->scale_m; - pll->scale_n = sensor->limits[SMIAPP_LIMIT_SCALER_N_MIN]; pll->bits_per_pixel = sensor->csi_format->compressed; rval = smiapp_pll_calculate(&client->dev, &lim, pll); @@ -2369,6 +2357,7 @@ static int smiapp_registered(struct v4l2_subdev *subdev) { struct smiapp_sensor *sensor = to_smiapp_sensor(subdev); struct i2c_client *client = v4l2_get_subdevdata(subdev); + struct smiapp_pll *pll = &sensor->pll; struct smiapp_subdev *last = NULL; u32 tmp; unsigned int i; @@ -2635,6 +2624,17 @@ static int smiapp_registered(struct v4l2_subdev *subdev) if (rval < 0) goto out_nvm_release; + /* prepare PLL configuration input values */ + pll->lanes = sensor->platform_data->lanes; + pll->ext_clk_freq_hz = sensor->platform_data->ext_clk; + /* Profile 0 sensors have no separate OP clock branch. */ + if (sensor->minfo.smiapp_profile == SMIAPP_PROFILE_0) + pll->flags |= SMIAPP_PLL_FLAG_NO_OP_CLOCKS; + if (smiapp_needs_quirk(sensor, + SMIAPP_QUIRK_FLAG_OP_PIX_CLOCK_PER_LANE)) + pll->flags |= SMIAPP_PLL_FLAG_OP_PIX_CLOCK_PER_LANE; + pll->scale_n = sensor->limits[SMIAPP_LIMIT_SCALER_N_MIN]; + rval = smiapp_update_mode(sensor); if (rval) { dev_err(&client->dev, "update mode failed\n"); |