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linux/drivers/clk/analogbits
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Bo Gan d7f12857f0 clk: analogbits: Fix incorrect calculation of vco rate delta 
In wrpll_configure_for_rate() we try to determine the best PLL
configuration for a target rate. However, in the loop where we try
values of R, we should compare the derived `vco` with `target_vco_rate`.
However, we were in fact comparing it with `target_rate`, which is
actually after Q shift. This is incorrect, and sometimes can result in
suboptimal clock rates. Fix it.

Fixes: 7b9487a9a5 ("clk: analogbits: add Wide-Range PLL library")
Signed-off-by: Bo Gan <ganboing@gmail.com>
Link: https://lore.kernel.org/r/20240830061639.2316-1-ganboing@gmail.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2025-01-16 13:43:49 -08:00
..
Kconfig
Makefile
wrpll-cln28hpc.c