Thread (10 messages) 10 messages, 2 authors, 2016-07-04
STALE3638d
Revisions (3)
  1. v1 [diff vs current]
  2. v1 [diff vs current]
  3. v1 current

[PATCH 2/5] ARM: OMAP2+: hwmod: fetch main_clk based on hwmod name

From: Tero Kristo <hidden>
Date: 2016-07-04 09:17:57
Also in: linux-omap

On 04/07/16 09:54, Tony Lindgren wrote:
Hi,

* Tero Kristo [off-list ref] [160630 06:18]:
quoted
With the transition to hwmod module clocks, all hwmods will have
their main clocks named <hwmod_name>_mod_ck. Use this info to
fetch main_clk, and use it if found.
..
quoted
  static int _init_main_clk(struct omap_hwmod *oh)
  {
  	int ret = 0;
+	char name[32];
+	static int max_len;
+	struct clk *clk;

-	if (!oh->main_clk)
-		return 0;
+	strcpy(name, oh->name);
+	strcat(name, "_mod_ck");
+
+	if (strlen(name) > max_len)
+		max_len = strlen(name);
Just noticed that this needs some improvments to avoid nasty
bugs early on. You don't seem to have max_len defined, and
you should do a strncpy using #define MOD_CLK_MAX_LEN (32 + 7)
or something similar instead of the strcpy and leave room for
the strcat.

Care to update and repost just this one?
Yeah, let me fix this and repost a bit later today.

-Tero
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