diff options
| author | Sakari Ailus <sakari.ailus@linux.intel.com> | 2016-09-06 09:51:17 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-10-21 14:59:07 -0200 |
| commit | 624e9896c5bffee146ebb05b9366f8dc3f8b54aa (patch) | |
| tree | 2d7765ccfb60b5edb9bb2e11ee8a871c81bfa706 | |
| parent | 6c5ff7c8e8800c95be96c59f02ea31b8860ad745 (diff) | |
[media] smiapp: Remove unnecessary BUG_ON()'s
Instead, calculate how much is needed and then allocate the memory
dynamically.
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Sebastian Reichel <sre@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
| -rw-r--r-- | drivers/media/i2c/smiapp/smiapp-core.c | 24 | ||||
| -rw-r--r-- | drivers/media/i2c/smiapp/smiapp.h | 8 |
2 files changed, 20 insertions, 12 deletions
diff --git a/drivers/media/i2c/smiapp/smiapp-core.c b/drivers/media/i2c/smiapp/smiapp-core.c index e5d458420922..9873b3d764db 100644 --- a/drivers/media/i2c/smiapp/smiapp-core.c +++ b/drivers/media/i2c/smiapp/smiapp-core.c @@ -621,7 +621,7 @@ static int smiapp_init_controls(struct smiapp_sensor *sensor) static int smiapp_init_late_controls(struct smiapp_sensor *sensor) { unsigned long *valid_link_freqs = &sensor->valid_link_freqs[ - sensor->csi_format->compressed - SMIAPP_COMPRESSED_BASE]; + sensor->csi_format->compressed - sensor->compressed_min_bpp]; unsigned int max, i; for (i = 0; i < ARRAY_SIZE(sensor->test_data); i++) { @@ -754,6 +754,7 @@ static int smiapp_get_mbus_formats(struct smiapp_sensor *sensor) { struct i2c_client *client = v4l2_get_subdevdata(&sensor->src->sd); struct smiapp_pll *pll = &sensor->pll; + u8 compressed_max_bpp = 0; unsigned int type, n; unsigned int i, pixel_order; int rval; @@ -826,16 +827,27 @@ static int smiapp_get_mbus_formats(struct smiapp_sensor *sensor) pll->scale_m = sensor->scale_m; for (i = 0; i < ARRAY_SIZE(smiapp_csi_data_formats); i++) { + sensor->compressed_min_bpp = + min(smiapp_csi_data_formats[i].compressed, + sensor->compressed_min_bpp); + compressed_max_bpp = + max(smiapp_csi_data_formats[i].compressed, + compressed_max_bpp); + } + + sensor->valid_link_freqs = devm_kcalloc( + &client->dev, + compressed_max_bpp - sensor->compressed_min_bpp + 1, + sizeof(*sensor->valid_link_freqs), GFP_KERNEL); + + for (i = 0; i < ARRAY_SIZE(smiapp_csi_data_formats); i++) { const struct smiapp_csi_data_format *f = &smiapp_csi_data_formats[i]; unsigned long *valid_link_freqs = &sensor->valid_link_freqs[ - f->compressed - SMIAPP_COMPRESSED_BASE]; + f->compressed - sensor->compressed_min_bpp]; unsigned int j; - BUG_ON(f->compressed < SMIAPP_COMPRESSED_BASE); - BUG_ON(f->compressed > SMIAPP_COMPRESSED_MAX); - if (!(sensor->default_mbus_frame_fmts & 1 << i)) continue; @@ -1769,7 +1781,7 @@ static int smiapp_set_format_source(struct v4l2_subdev *subdev, valid_link_freqs = &sensor->valid_link_freqs[sensor->csi_format->compressed - - SMIAPP_COMPRESSED_BASE]; + - sensor->compressed_min_bpp]; __v4l2_ctrl_modify_range( sensor->link_freq, 0, diff --git a/drivers/media/i2c/smiapp/smiapp.h b/drivers/media/i2c/smiapp/smiapp.h index aae72bc87bf7..e71271ef764b 100644 --- a/drivers/media/i2c/smiapp/smiapp.h +++ b/drivers/media/i2c/smiapp/smiapp.h @@ -150,11 +150,6 @@ struct smiapp_csi_data_format { #define SMIAPP_PAD_SRC 1 #define SMIAPP_PADS 2 -#define SMIAPP_COMPRESSED_BASE 8 -#define SMIAPP_COMPRESSED_MAX 16 -#define SMIAPP_NR_OF_COMPRESSED (SMIAPP_COMPRESSED_MAX - \ - SMIAPP_COMPRESSED_BASE + 1) - struct smiapp_binning_subtype { u8 horizontal:4; u8 vertical:4; @@ -224,6 +219,7 @@ struct smiapp_sensor { bool streaming; bool dev_init_done; + u8 compressed_min_bpp; u8 *nvm; /* nvm memory buffer */ unsigned int nvm_size; /* bytes */ @@ -233,7 +229,7 @@ struct smiapp_sensor { struct smiapp_pll pll; /* Is a default format supported for a given BPP? */ - unsigned long valid_link_freqs[SMIAPP_NR_OF_COMPRESSED]; + unsigned long *valid_link_freqs; /* Pixel array controls */ struct v4l2_ctrl *analog_gain; |