Re: [PATCH 04/15] drm/vc4: hdmi: Fix up CEC registers

From: Dave Stevenson
Date: Fri Dec 18 2020 - 06:22:51 EST


Hi Maxime & Dom

On Thu, 10 Dec 2020 at 13:46, Maxime Ripard <maxime@xxxxxxxxxx> wrote:
>
> From: Dom Cobley <popcornmix@xxxxxxxxx>
>
> The commit 311e305fdb4e ("drm/vc4: hdmi: Implement a register layout
> abstraction") forgot one CEC register, and made a copy and paste mistake
> for another one. Fix those mistakes.
>
> Fixes: 311e305fdb4e ("drm/vc4: hdmi: Implement a register layout abstraction")
> Signed-off-by: Dom Cobley <popcornmix@xxxxxxxxx>
> Signed-off-by: Maxime Ripard <maxime@xxxxxxxxxx>

Reviewed-by: Dave Stevenson <dave.stevenson@xxxxxxxxxxxxxxx>

> ---
> drivers/gpu/drm/vc4/vc4_hdmi_regs.h | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/vc4/vc4_hdmi_regs.h b/drivers/gpu/drm/vc4/vc4_hdmi_regs.h
> index 013fd57febd8..20a1438a72cb 100644
> --- a/drivers/gpu/drm/vc4/vc4_hdmi_regs.h
> +++ b/drivers/gpu/drm/vc4/vc4_hdmi_regs.h
> @@ -29,6 +29,7 @@ enum vc4_hdmi_field {
> HDMI_CEC_CPU_MASK_SET,
> HDMI_CEC_CPU_MASK_STATUS,
> HDMI_CEC_CPU_STATUS,
> + HDMI_CEC_CPU_SET,
>
> /*
> * Transmit data, first byte is low byte of the 32-bit reg.
> @@ -199,9 +200,10 @@ static const struct vc4_hdmi_register vc4_hdmi_fields[] = {
> VC4_HDMI_REG(HDMI_TX_PHY_RESET_CTL, 0x02c0),
> VC4_HDMI_REG(HDMI_TX_PHY_CTL_0, 0x02c4),
> VC4_HDMI_REG(HDMI_CEC_CPU_STATUS, 0x0340),
> + VC4_HDMI_REG(HDMI_CEC_CPU_SET, 0x0344),
> VC4_HDMI_REG(HDMI_CEC_CPU_CLEAR, 0x0348),
> VC4_HDMI_REG(HDMI_CEC_CPU_MASK_STATUS, 0x034c),
> - VC4_HDMI_REG(HDMI_CEC_CPU_MASK_SET, 0x034c),
> + VC4_HDMI_REG(HDMI_CEC_CPU_MASK_SET, 0x0350),
> VC4_HDMI_REG(HDMI_CEC_CPU_MASK_CLEAR, 0x0354),
> VC4_HDMI_REG(HDMI_RAM_PACKET_START, 0x0400),
> };
> --
> 2.28.0
>