From: Abhinav Kumar <abhinavk@codeaurora.org> To: dri-devel@lists.freedesktop.org Cc: Abhinav Kumar <abhinavk@codeaurora.org>, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, robdclark@gmail.com, seanpaul@chromium.org, swboyd@chromium.org, nganji@codeaurora.org, aravindh@codeaurora.org, khsieh@codeaurora.org, daniel@ffwll.ch, dmitry.baryshkov@linaro.org Subject: [PATCH v5 3/7] drm/msm/dsi: add API to take DSI register snapshot Date: Fri, 16 Apr 2021 13:57:21 -0700 [thread overview] Message-ID: <1618606645-19695-4-git-send-email-abhinavk@codeaurora.org> (raw) In-Reply-To: <1618606645-19695-1-git-send-email-abhinavk@codeaurora.org> Add an API to take a snapshot of DSI controller registers. This API will be used by the msm_disp_snapshot module to capture the DSI snapshot. Signed-off-by: Abhinav Kumar <abhinavk@codeaurora.org> --- drivers/gpu/drm/msm/dsi/dsi.c | 4 ++++ drivers/gpu/drm/msm/dsi/dsi.h | 5 ++++- drivers/gpu/drm/msm/dsi/dsi_host.c | 15 +++++++++++++++ 3 files changed, 23 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/dsi/dsi.c b/drivers/gpu/drm/msm/dsi/dsi.c index f68f34b..bccc006 100644 --- a/drivers/gpu/drm/msm/dsi/dsi.c +++ b/drivers/gpu/drm/msm/dsi/dsi.c @@ -266,4 +266,8 @@ int msm_dsi_modeset_init(struct msm_dsi *msm_dsi, struct drm_device *dev, return ret; } +void msm_dsi_snapshot(struct msm_dsi *msm_dsi) +{ + msm_dsi_host_snapshot(msm_dsi->host); +} diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h index 7abfeab..e26223c 100644 --- a/drivers/gpu/drm/msm/dsi/dsi.h +++ b/drivers/gpu/drm/msm/dsi/dsi.h @@ -15,6 +15,7 @@ #include <drm/drm_panel.h> #include "msm_drv.h" +#include "disp/msm_disp_snapshot.h" #define DSI_0 0 #define DSI_1 1 @@ -90,6 +91,8 @@ static inline bool msm_dsi_device_connected(struct msm_dsi *msm_dsi) return msm_dsi->panel || msm_dsi->external_bridge; } +void msm_dsi_snapshot(struct msm_dsi *msm_dsi); + struct drm_encoder *msm_dsi_get_encoder(struct msm_dsi *msm_dsi); /* dsi host */ @@ -146,7 +149,7 @@ int dsi_clk_init_v2(struct msm_dsi_host *msm_host); int dsi_clk_init_6g_v2(struct msm_dsi_host *msm_host); int dsi_calc_clk_rate_v2(struct msm_dsi_host *msm_host, bool is_dual_dsi); int dsi_calc_clk_rate_6g(struct msm_dsi_host *msm_host, bool is_dual_dsi); - +void msm_dsi_host_snapshot(struct mipi_dsi_host *host); /* dsi phy */ struct msm_dsi_phy; struct msm_dsi_phy_shared_timings { diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index 316e78d..899b6fc 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -2488,3 +2488,18 @@ struct drm_bridge *msm_dsi_host_get_bridge(struct mipi_dsi_host *host) return of_drm_find_bridge(msm_host->device_node); } +void msm_dsi_host_snapshot(struct mipi_dsi_host *host) +{ + struct msm_dsi_host *msm_host = to_msm_dsi_host(host); + struct drm_device *dev = msm_host->dev; + struct msm_disp_state *disp_state; + + disp_state = msm_disp_state_get(dev); + + pm_runtime_get_sync(&msm_host->pdev->dev); + + msm_disp_snapshot_add_block(disp_state, msm_iomap_size(msm_host->pdev, "dsi_ctrl"), + msm_host->ctrl_base, "dsi%d_ctrl", msm_host->id); + + pm_runtime_put_sync(&msm_host->pdev->dev); +} -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project
WARNING: multiple messages have this Message-ID (diff)
From: Abhinav Kumar <abhinavk@codeaurora.org> To: dri-devel@lists.freedesktop.org Cc: linux-arm-msm@vger.kernel.org, Abhinav Kumar <abhinavk@codeaurora.org>, swboyd@chromium.org, khsieh@codeaurora.org, seanpaul@chromium.org, dmitry.baryshkov@linaro.org, aravindh@codeaurora.org, freedreno@lists.freedesktop.org Subject: [PATCH v5 3/7] drm/msm/dsi: add API to take DSI register snapshot Date: Fri, 16 Apr 2021 13:57:21 -0700 [thread overview] Message-ID: <1618606645-19695-4-git-send-email-abhinavk@codeaurora.org> (raw) In-Reply-To: <1618606645-19695-1-git-send-email-abhinavk@codeaurora.org> Add an API to take a snapshot of DSI controller registers. This API will be used by the msm_disp_snapshot module to capture the DSI snapshot. Signed-off-by: Abhinav Kumar <abhinavk@codeaurora.org> --- drivers/gpu/drm/msm/dsi/dsi.c | 4 ++++ drivers/gpu/drm/msm/dsi/dsi.h | 5 ++++- drivers/gpu/drm/msm/dsi/dsi_host.c | 15 +++++++++++++++ 3 files changed, 23 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/dsi/dsi.c b/drivers/gpu/drm/msm/dsi/dsi.c index f68f34b..bccc006 100644 --- a/drivers/gpu/drm/msm/dsi/dsi.c +++ b/drivers/gpu/drm/msm/dsi/dsi.c @@ -266,4 +266,8 @@ int msm_dsi_modeset_init(struct msm_dsi *msm_dsi, struct drm_device *dev, return ret; } +void msm_dsi_snapshot(struct msm_dsi *msm_dsi) +{ + msm_dsi_host_snapshot(msm_dsi->host); +} diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h index 7abfeab..e26223c 100644 --- a/drivers/gpu/drm/msm/dsi/dsi.h +++ b/drivers/gpu/drm/msm/dsi/dsi.h @@ -15,6 +15,7 @@ #include <drm/drm_panel.h> #include "msm_drv.h" +#include "disp/msm_disp_snapshot.h" #define DSI_0 0 #define DSI_1 1 @@ -90,6 +91,8 @@ static inline bool msm_dsi_device_connected(struct msm_dsi *msm_dsi) return msm_dsi->panel || msm_dsi->external_bridge; } +void msm_dsi_snapshot(struct msm_dsi *msm_dsi); + struct drm_encoder *msm_dsi_get_encoder(struct msm_dsi *msm_dsi); /* dsi host */ @@ -146,7 +149,7 @@ int dsi_clk_init_v2(struct msm_dsi_host *msm_host); int dsi_clk_init_6g_v2(struct msm_dsi_host *msm_host); int dsi_calc_clk_rate_v2(struct msm_dsi_host *msm_host, bool is_dual_dsi); int dsi_calc_clk_rate_6g(struct msm_dsi_host *msm_host, bool is_dual_dsi); - +void msm_dsi_host_snapshot(struct mipi_dsi_host *host); /* dsi phy */ struct msm_dsi_phy; struct msm_dsi_phy_shared_timings { diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index 316e78d..899b6fc 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -2488,3 +2488,18 @@ struct drm_bridge *msm_dsi_host_get_bridge(struct mipi_dsi_host *host) return of_drm_find_bridge(msm_host->device_node); } +void msm_dsi_host_snapshot(struct mipi_dsi_host *host) +{ + struct msm_dsi_host *msm_host = to_msm_dsi_host(host); + struct drm_device *dev = msm_host->dev; + struct msm_disp_state *disp_state; + + disp_state = msm_disp_state_get(dev); + + pm_runtime_get_sync(&msm_host->pdev->dev); + + msm_disp_snapshot_add_block(disp_state, msm_iomap_size(msm_host->pdev, "dsi_ctrl"), + msm_host->ctrl_base, "dsi%d_ctrl", msm_host->id); + + pm_runtime_put_sync(&msm_host->pdev->dev); +} -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
next prev parent reply other threads:[~2021-04-16 20:57 UTC|newest] Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-04-16 20:57 [PATCH v5 0/7] Add devcoredump support for DPU Abhinav Kumar 2021-04-16 20:57 ` Abhinav Kumar 2021-04-16 20:57 ` [PATCH v5 1/7] drm: allow drm_atomic_print_state() to accept any drm_printer Abhinav Kumar 2021-04-16 20:57 ` Abhinav Kumar 2021-04-16 20:57 ` [PATCH v5 2/7] drm/msm: add support to take dpu snapshot Abhinav Kumar 2021-04-16 20:57 ` Abhinav Kumar 2021-04-16 20:57 ` Abhinav Kumar [this message] 2021-04-16 20:57 ` [PATCH v5 3/7] drm/msm/dsi: add API to take DSI register snapshot Abhinav Kumar 2021-04-16 20:57 ` [PATCH v5 4/7] drm/msm/dp: add API to take DP " Abhinav Kumar 2021-04-16 20:57 ` Abhinav Kumar 2021-04-16 20:57 ` [PATCH v5 5/7] drm/msm/disp/dpu1: add API to take DPU " Abhinav Kumar 2021-04-16 20:57 ` Abhinav Kumar 2021-04-16 20:57 ` [PATCH v5 6/7] drm/msm: add support to take dsi, dp and dpu snapshot Abhinav Kumar 2021-04-16 20:57 ` Abhinav Kumar 2021-04-16 20:57 ` [PATCH v5 7/7] drm/msm: add disp snapshot points across dpu driver Abhinav Kumar 2021-04-16 20:57 ` Abhinav Kumar 2021-04-18 23:33 ` [PATCH v5 0/7] Add devcoredump support for DPU Dmitry Baryshkov 2021-04-18 23:33 ` Dmitry Baryshkov
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