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Diffstat (limited to '')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dsc/rc_calc_fpu.c | 33 |
1 files changed, 1 insertions, 32 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dsc/rc_calc_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dsc/rc_calc_fpu.c index 3ee858f311d1..ec636d06e18c 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dsc/rc_calc_fpu.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dsc/rc_calc_fpu.c @@ -61,16 +61,6 @@ static double dsc_roundf(double num) return (int)(num); } -static double dsc_ceil(double num) -{ - double retval = (int)num; - - if (retval != num && num > 0) - retval = num + 1; - - return (int)retval; -} - static void get_qp_set(qp_set qps, enum colour_mode cm, enum bits_per_comp bpc, enum max_min max_min, float bpp) { @@ -103,7 +93,7 @@ static void get_qp_set(qp_set qps, enum colour_mode cm, enum bits_per_comp bpc, TABLE_CASE(420, 12, min); } - if (table == 0) + if (!table) return; index = (bpp - table[0].bpp) * 2; @@ -268,24 +258,3 @@ void _do_calc_rc_params(struct rc_params *rc, rc->rc_buf_thresh[13] = 8064; } -u32 _do_bytes_per_pixel_calc(int slice_width, - u16 drm_bpp, - bool is_navite_422_or_420) -{ - float bpp; - u32 bytes_per_pixel; - double d_bytes_per_pixel; - - dc_assert_fp_enabled(); - - bpp = ((float)drm_bpp / 16.0); - d_bytes_per_pixel = dsc_ceil(bpp * slice_width / 8.0) / slice_width; - // TODO: Make sure the formula for calculating this is precise (ceiling - // vs. floor, and at what point they should be applied) - if (is_navite_422_or_420) - d_bytes_per_pixel /= 2; - - bytes_per_pixel = (u32)dsc_ceil(d_bytes_per_pixel * 0x10000000); - - return bytes_per_pixel; -} |