On 2018-04-17 13:25, Sean Paul wrote:
On Mon, Apr 16, 2018 at 06:56:45PM -0700, Abhinav Kumar wrote:
Make sure the video mode engine is on before waiting for the video done interrupt.
Changes in v2:
- Replace pr_err with dev_err
- Changed error message
Changes in v3:
- Move the return value check to another patch
Signed-off-by: Abhinav Kumar abhinavk@codeaurora.org
drivers/gpu/drm/msm/dsi/dsi_host.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index 7a03a94..8df0d44 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -173,6 +173,7 @@ struct msm_dsi_host {
bool registered; bool power_on;
- bool enabled; int irq;
};
@@ -1001,7 +1002,7 @@ static void dsi_wait4video_eng_busy(struct msm_dsi_host *msm_host) if (!(msm_host->mode_flags & MIPI_DSI_MODE_VIDEO)) return;
- if (msm_host->power_on) {
- if (msm_host->power_on && msm_host->enabled) { dsi_wait4video_done(msm_host); /* delay 4 ms to skip BLLP */ usleep_range(2000, 4000);
@@ -2203,7 +2204,7 @@ int msm_dsi_host_enable(struct mipi_dsi_host *host) * pm_runtime_put_autosuspend(&msm_host->pdev->dev); * } */
- msm_host->enabled = true; return 0;
}
@@ -2219,7 +2220,7 @@ int msm_dsi_host_disable(struct mipi_dsi_host *host) * Reset to disable video engine so that we can send off cmd. */ dsi_sw_reset(msm_host);
- msm_host->enabled = false;
I thought this was moving to the start of the function?
[Abhinav] Yes, my bad. While rebasing that review comment was left out. Uploading v4 right now
return 0; }
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