[PATCH] drm/i915/mtl: Update PLL c20 phy value for DP uhbr20

Pottumuttu, Sai Teja sai.teja.pottumuttu at intel.com
Wed Aug 28 06:43:55 UTC 2024


On 27-08-2024 19:43, Dnyaneshwar Bhadane wrote:
> Update mtl c20 phy DP table for uhbr20 values according to the revised
> specifications.
>
> Bspec: 74165
> Signed-off-by: Dnyaneshwar Bhadane <dnyaneshwar.bhadane at intel.com>

Looks good

Reviewed-by: Sai Teja Pottumuttu <sai.teja.pottumuttu at intel.com>

> ---
>   drivers/gpu/drm/i915/display/intel_cx0_phy.c | 8 ++++----
>   1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c
> index 4a6c3040ca15..f73d576fd99e 100644
> --- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c
> +++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c
> @@ -923,10 +923,10 @@ static const struct intel_c20pll_state mtl_c20_dp_uhbr20 = {
>   		},
>   	.mplla = { 0x3104,	/* mplla cfg0 */
>   		0xd105,		/* mplla cfg1 */
> -		0xc025,		/* mplla cfg2 */
> -		0xc025,		/* mplla cfg3 */
> -		0xa6ab,		/* mplla cfg4 */
> -		0x8c00,		/* mplla cfg5 */
> +		0x9217,		/* mplla cfg2 */
> +		0x9217,		/* mplla cfg3 */
> +		0x8c00,		/* mplla cfg4 */
> +		0x759a,		/* mplla cfg5 */
>   		0x4000,		/* mplla cfg6 */
>   		0x0003,		/* mplla cfg7 */
>   		0x3555,		/* mplla cfg8 */


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