diff options
Diffstat (limited to 'target/linux/lantiq')
| -rw-r--r-- | target/linux/lantiq/patches-4.1/0050-MIPS-lantiq-add-clk_round_rate.patch | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/target/linux/lantiq/patches-4.1/0050-MIPS-lantiq-add-clk_round_rate.patch b/target/linux/lantiq/patches-4.1/0050-MIPS-lantiq-add-clk_round_rate.patch new file mode 100644 index 0000000000..b2cd3565ae --- /dev/null +++ b/target/linux/lantiq/patches-4.1/0050-MIPS-lantiq-add-clk_round_rate.patch @@ -0,0 +1,43 @@ +From b3c10c6c19a9a0ad2b967b6afc8d8302ff4e10f9 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Sun, 25 Oct 2015 21:47:23 +0100 +Subject: [PATCH] MIPS: lantiq: add clk_round_rate() + +This adds a basic implementation of clk_round_rate() +The clk_round_rate() function is called by multiple drivers and +subsystems now and the lantiq clk driver is supposed to export this, +but doesn't do so, this causes linking problems like this one: +ERROR: "clk_round_rate" [drivers/media/v4l2-core/videodev.ko] undefined! + +Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +Cc: <stable@vger.kernel.org> # 4.1+ +--- + arch/mips/lantiq/clk.c | 17 +++++++++++++++++ + 1 file changed, 17 insertions(+) + +--- a/arch/mips/lantiq/clk.c ++++ b/arch/mips/lantiq/clk.c +@@ -99,6 +99,23 @@ int clk_set_rate(struct clk *clk, unsign + } + EXPORT_SYMBOL(clk_set_rate); + ++long clk_round_rate(struct clk *clk, unsigned long rate) ++{ ++ if (unlikely(!clk_good(clk))) ++ return 0; ++ if (clk->rates && *clk->rates) { ++ unsigned long *r = clk->rates; ++ ++ while (*r && (*r != rate)) ++ r++; ++ if (!*r) { ++ return clk->rate; ++ } ++ } ++ return rate; ++} ++EXPORT_SYMBOL(clk_round_rate); ++ + int clk_enable(struct clk *clk) + { + if (unlikely(!clk_good(clk))) |