diff options
Diffstat (limited to 'target/linux/ipq806x/patches-6.1/117-v6.0-01-clk-qcom-clk-hfpll-use-poll_timeout-macro.patch')
-rw-r--r-- | target/linux/ipq806x/patches-6.1/117-v6.0-01-clk-qcom-clk-hfpll-use-poll_timeout-macro.patch | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/target/linux/ipq806x/patches-6.1/117-v6.0-01-clk-qcom-clk-hfpll-use-poll_timeout-macro.patch b/target/linux/ipq806x/patches-6.1/117-v6.0-01-clk-qcom-clk-hfpll-use-poll_timeout-macro.patch deleted file mode 100644 index 3008fff9b7..0000000000 --- a/target/linux/ipq806x/patches-6.1/117-v6.0-01-clk-qcom-clk-hfpll-use-poll_timeout-macro.patch +++ /dev/null @@ -1,41 +0,0 @@ -From fcfbfe373d41b4728ffec075f8f91b6572a88c27 Mon Sep 17 00:00:00 2001 -From: Ansuel Smith <ansuelsmth@gmail.com> -Date: Sat, 30 Apr 2022 07:44:56 +0200 -Subject: [PATCH 1/3] clk: qcom: clk-hfpll: use poll_timeout macro - -Use regmap_read_poll_timeout macro instead of do-while structure to tidy -things up. Also set a timeout to prevent any sort of system stall. - -Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com> -Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> -Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org> -Link: https://lore.kernel.org/r/20220430054458.31321-2-ansuelsmth@gmail.com ---- - drivers/clk/qcom/clk-hfpll.c | 15 +++++++++------ - 1 file changed, 9 insertions(+), 6 deletions(-) - ---- a/drivers/clk/qcom/clk-hfpll.c -+++ b/drivers/clk/qcom/clk-hfpll.c -@@ -72,13 +72,16 @@ static void __clk_hfpll_enable(struct cl - regmap_update_bits(regmap, hd->mode_reg, PLL_RESET_N, PLL_RESET_N); - - /* Wait for PLL to lock. */ -- if (hd->status_reg) { -- do { -- regmap_read(regmap, hd->status_reg, &val); -- } while (!(val & BIT(hd->lock_bit))); -- } else { -+ if (hd->status_reg) -+ /* -+ * Busy wait. Should never timeout, we add a timeout to -+ * prevent any sort of stall. -+ */ -+ regmap_read_poll_timeout(regmap, hd->status_reg, val, -+ !(val & BIT(hd->lock_bit)), 0, -+ 100 * USEC_PER_MSEC); -+ else - udelay(60); -- } - - /* Enable PLL output. */ - regmap_update_bits(regmap, hd->mode_reg, PLL_OUTCTRL, PLL_OUTCTRL); |