diff options
| author | Deepak R Varma <mh12gx2825@gmail.com> | 2020-03-25 21:38:24 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2020-04-14 12:18:03 +0200 |
| commit | 9581ba4596e073659280f9fd95a73fbaadb973eb (patch) | |
| tree | 9b49ae62eec0ea6e42480e59f9893b0bff09842a /drivers/staging | |
| parent | 33e3c349b2bf1235be458df09fb8d237141486c4 (diff) | |
| download | linux-9581ba4596e073659280f9fd95a73fbaadb973eb.tar.bz2 | |
media: staging/intel-ipu3: css: simplify expression
An array index computed inside square brackets complicates the code
and also extends the line beyond 80 character. Add new variable to
compute array index separately and use it as an index during assignment.
Signed-off-by: Deepak R Varma <mh12gx2825@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/media/ipu3/ipu3-css-params.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/staging/media/ipu3/ipu3-css-params.c b/drivers/staging/media/ipu3/ipu3-css-params.c index 4533dacad4be..fbd53d7c097c 100644 --- a/drivers/staging/media/ipu3/ipu3-css-params.c +++ b/drivers/staging/media/ipu3/ipu3-css-params.c @@ -49,14 +49,13 @@ imgu_css_scaler_setup_lut(unsigned int taps, unsigned int input_width, int tap, phase, phase_sum_left, phase_sum_right; int exponent = imgu_css_scaler_get_exp(output_width, input_width); int mantissa = (1 << exponent) * output_width; - unsigned int phase_step; + unsigned int phase_step, phase_taps; if (input_width == output_width) { for (phase = 0; phase < IMGU_SCALER_PHASES; phase++) { - for (tap = 0; tap < taps; tap++) { - coeff_lut[phase * IMGU_SCALER_FILTER_TAPS + tap] - = 0; - } + phase_taps = phase * IMGU_SCALER_FILTER_TAPS; + for (tap = 0; tap < taps; tap++) + coeff_lut[phase_taps + tap] = 0; } info->phase_step = IMGU_SCALER_PHASES * @@ -71,6 +70,7 @@ imgu_css_scaler_setup_lut(unsigned int taps, unsigned int input_width, } for (phase = 0; phase < IMGU_SCALER_PHASES; phase++) { + phase_taps = phase * IMGU_SCALER_FILTER_TAPS; for (tap = 0; tap < taps; tap++) { /* flip table to for convolution reverse indexing */ s64 coeff = coeffs[coeffs_size - @@ -81,9 +81,7 @@ imgu_css_scaler_setup_lut(unsigned int taps, unsigned int input_width, /* Add +"0.5" */ coeff += 1 << (IMGU_SCALER_COEFF_BITS - 1); coeff >>= IMGU_SCALER_COEFF_BITS; - - coeff_lut[phase * IMGU_SCALER_FILTER_TAPS + tap] = - coeff; + coeff_lut[phase_taps + tap] = coeff; } } |