[5/9] drm: Add offset of PSR2 SU X granularity value

Submitted by José Roberto de Souza on Nov. 27, 2018, 12:37 a.m.

Details

Message ID 20181127003710.18618-5-jose.souza@intel.com
State New
Headers show
Series "Series without cover letter" ( rev: 1 ) in DRI devel

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Commit Message

José Roberto de Souza Nov. 27, 2018, 12:37 a.m.
Source is required to comply to sink SU granularity when
DP_PSR2_SU_GRANULARITY_REQUIRED is set in DP_PSR_CAPS,
so adding the register here.

Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
---
 include/drm/drm_dp_helper.h | 3 +++
 1 file changed, 3 insertions(+)

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diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index db516c48cda3..acc7ccfd2044 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -314,6 +314,9 @@ 
 # define DP_PSR_SETUP_TIME_SHIFT            1
 # define DP_PSR2_SU_Y_COORDINATE_REQUIRED   (1 << 4)  /* eDP 1.4a */
 # define DP_PSR2_SU_GRANULARITY_REQUIRED    (1 << 5)  /* eDP 1.4b */
+
+#define DP_PSR2_SU_X_GRANULARITY	    0x072 /* eDP 1.4b */
+
 /*
  * 0x80-0x8f describe downstream port capabilities, but there are two layouts
  * based on whether DP_DETAILED_CAP_INFO_AVAILABLE was set.  If it was not,

Comments

On Mon, Nov 26, 2018 at 04:37:06PM -0800, José Roberto de Souza wrote:
> Source is required to comply to sink SU granularity when
> DP_PSR2_SU_GRANULARITY_REQUIRED is set in DP_PSR_CAPS,
> so adding the register here.
> 
> Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
> Signed-off-by: José Roberto de Souza <jose.souza@intel.com>

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

> ---
>  include/drm/drm_dp_helper.h | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
> index db516c48cda3..acc7ccfd2044 100644
> --- a/include/drm/drm_dp_helper.h
> +++ b/include/drm/drm_dp_helper.h
> @@ -314,6 +314,9 @@
>  # define DP_PSR_SETUP_TIME_SHIFT            1
>  # define DP_PSR2_SU_Y_COORDINATE_REQUIRED   (1 << 4)  /* eDP 1.4a */
>  # define DP_PSR2_SU_GRANULARITY_REQUIRED    (1 << 5)  /* eDP 1.4b */
> +
> +#define DP_PSR2_SU_X_GRANULARITY	    0x072 /* eDP 1.4b */
> +
>  /*
>   * 0x80-0x8f describe downstream port capabilities, but there are two layouts
>   * based on whether DP_DETAILED_CAP_INFO_AVAILABLE was set.  If it was not,
> -- 
> 2.19.2
>