On 12/07/2016 06:27 AM, zain wang wrote:
We will ignored PSR setting if panel not support it. So, in this case, we should return from analogix_dp_enable/disable_psr() without any error code. Let's retrun 0 instead of -EINVAL when panel not support PSR in analogix_dp_enable/disable_psr().
Thanks. Pushed to drm-misc after wrapping the commit message text. Archit
Signed-off-by: zain wang <wzz@xxxxxxxxxxxxxx> --- Changes in v2: - Remove dev_warn if panel not support PSR. drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c index 6e0447f..eb9bf87 100644 --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c @@ -112,7 +112,7 @@ int analogix_dp_enable_psr(struct device *dev) struct edp_vsc_psr psr_vsc; if (!dp->psr_support) - return -EINVAL; + return 0; /* Prepare VSC packet as per EDP 1.4 spec, Table 6.9 */ memset(&psr_vsc, 0, sizeof(psr_vsc)); @@ -135,7 +135,7 @@ int analogix_dp_disable_psr(struct device *dev) struct edp_vsc_psr psr_vsc; if (!dp->psr_support) - return -EINVAL; + return 0; /* Prepare VSC packet as per EDP 1.4 spec, Table 6.9 */ memset(&psr_vsc, 0, sizeof(psr_vsc));
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