On Thu, Jun 14, 2018 at 09:01:10PM -0700, Abhinav Kumar wrote:
> Currenty the VCO rate in the 10nm PLL driver relies
> on the parent rate which is not configured.
>
> Configure the VCO rate to 19.2 Mhz as required by
> the 10nm PLL driver.
>
> Signed-off-by: Abhinav Kumar
Sorry for missing this when it was posted. This is consistent with the other
files in pll/, so
Reviewed-by: Sean Paul
I'll stuff this in dpu-staging/for-next.
Sean
> ---
> drivers/gpu/drm/msm/dsi/pll/dsi_pll_10nm.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/msm/dsi/pll/dsi_pll_10nm.c
> b/drivers/gpu/drm/msm/dsi/pll/dsi_pll_10nm.c
> index c4c37a7..fb485cb 100644
> --- a/drivers/gpu/drm/msm/dsi/pll/dsi_pll_10nm.c
> +++ b/drivers/gpu/drm/msm/dsi/pll/dsi_pll_10nm.c
> @@ -39,6 +39,8 @@
> #define DSI_PIXEL_PLL_CLK1
> #define NUM_PROVIDED_CLKS2
>
> +#define VCO_REF_CLK_RATE 1920
> +
> struct dsi_pll_regs {
> u32 pll_prop_gain_rate;
> u32 pll_lockdet_rate;
> @@ -316,7 +318,7 @@ static int dsi_pll_10nm_vco_set_rate(struct clk_hw *hw,
> unsigned long rate,
> parent_rate);
>
> pll_10nm->vco_current_rate = rate;
> - pll_10nm->vco_ref_clk_rate = parent_rate;
> + pll_10nm->vco_ref_clk_rate = VCO_REF_CLK_RATE;
>
> dsi_pll_setup_config(pll_10nm);
>
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
>
--
Sean Paul, Software Engineer, Google / Chromium OS
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