lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Mon, 15 Feb 2016 19:03:58 -0800 From: Eric Anholt <eric@...olt.net> To: linux-clk@...r.kernel.org Cc: linux-rpi-kernel@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, Stephen Warren <swarren@...dotorg.org>, Lee Jones <lee@...nel.org>, Stephen Boyd <sboyd@...eaurora.org>, Mike Turquette <mturquette@...libre.com>, Eric Anholt <eric@...olt.net> Subject: [PATCH 2/2] clk: bcm2835: Reuse CLK_DIVIDER_MAX_AT_ZERO for recalc_rate() We were rolling this ourselves, but clk-divider can do it now. Signed-off-by: Eric Anholt <eric@...olt.net> --- drivers/clk/bcm/clk-bcm2835.c | 13 ++----------- 1 file changed, 2 insertions(+), 11 deletions(-) diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c index 9f4df8f..353e438 100644 --- a/drivers/clk/bcm/clk-bcm2835.c +++ b/drivers/clk/bcm/clk-bcm2835.c @@ -1060,16 +1060,7 @@ static long bcm2835_pll_divider_round_rate(struct clk_hw *hw, static unsigned long bcm2835_pll_divider_get_rate(struct clk_hw *hw, unsigned long parent_rate) { - struct bcm2835_pll_divider *divider = bcm2835_pll_divider_from_hw(hw); - struct bcm2835_cprman *cprman = divider->cprman; - const struct bcm2835_pll_divider_data *data = divider->data; - u32 div = cprman_read(cprman, data->a2w_reg); - - div &= (1 << A2W_PLL_DIV_BITS) - 1; - if (div == 0) - div = 256; - - return parent_rate / div; + return clk_divider_ops.recalc_rate(hw, parent_rate); } static void bcm2835_pll_divider_off(struct clk_hw *hw) @@ -1430,7 +1421,7 @@ bcm2835_register_pll_divider(struct bcm2835_cprman *cprman, divider->div.reg = cprman->regs + data->a2w_reg; divider->div.shift = A2W_PLL_DIV_SHIFT; divider->div.width = A2W_PLL_DIV_BITS; - divider->div.flags = 0; + divider->div.flags = CLK_DIVIDER_MAX_AT_ZERO; divider->div.lock = &cprman->regs_lock; divider->div.hw.init = &init; divider->div.table = NULL; -- 2.7.0
Powered by blists - more mailing lists