Re: [PATCH v3 03/12] drm/rockchip: return a true clock rate to adjusted_mode

From: Chris Zhong
Date: Thu Nov 19 2015 - 03:10:32 EST




On 11/19/2015 03:08 PM, Mark yao wrote:
On 2015å11æ19æ 11:35, Chris Zhong wrote:
+
+ /*
+ * Sometimes the clock driver can not set a accurate clock_rate for vop,
+ * get the true rate of vop_dclk and set it back to adjusted_mode.
+ */
+ adjusted_mode->clock = clk_get_rate(vop->dclk) / 1000;
out:
ret_clk = clk_enable(vop->dclk);
if (ret_clk < 0) {
Hi Chris
How about use clk_round_rate to check the clock rate first?
I think we can check it on vop_crtc_mode_fixup.
Hi Mark
Nice advice, I'll modify it in next version. Thanks.

Thanks.
- ïark Yao





--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/