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From: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Subject: drm/msm/mdss: inline msm_mdss_icc_request_bw()
Date: Sun, 03 Dec 2023 01:42:46 +0300
There are just two places where we set the bandwidth: in the resume and
in the suspend paths. Drop the wrapping function
msm_mdss_icc_request_bw() and call icc_set_bw() directly.
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Upstream-Status: Backport [https://gitlab.freedesktop.org/lumag/msm/-/commit/7323694e118a]
---
drivers/gpu/drm/msm/msm_mdss.c | 19 ++++++++-----------
1 file changed, 8 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/msm/msm_mdss.c b/drivers/gpu/drm/msm/msm_mdss.c
index e1b208fd072e..eeca281e9d6d 100644
--- a/drivers/gpu/drm/msm/msm_mdss.c
+++ b/drivers/gpu/drm/msm/msm_mdss.c
@@ -66,14 +66,6 @@ static int msm_mdss_parse_data_bus_icc_path(struct device *dev,
return 0;
}
-static void msm_mdss_icc_request_bw(struct msm_mdss *msm_mdss, unsigned long bw)
-{
- int i;
-
- for (i = 0; i < msm_mdss->num_mdp_paths; i++)
- icc_set_bw(msm_mdss->mdp_path[i], 0, Bps_to_icc(bw));
-}
-
static void msm_mdss_irq(struct irq_desc *desc)
{
struct msm_mdss *msm_mdss = irq_desc_get_handler_data(desc);
@@ -227,14 +219,15 @@ const struct msm_mdss_data *msm_mdss_get_mdss_data(struct device *dev)
static int msm_mdss_enable(struct msm_mdss *msm_mdss)
{
- int ret;
+ int ret, i;
/*
* Several components have AXI clocks that can only be turned on if
* the interconnect is enabled (non-zero bandwidth). Let's make sure
* that the interconnects are at least at a minimum amount.
*/
- msm_mdss_icc_request_bw(msm_mdss, MIN_IB_BW);
+ for (i = 0; i < msm_mdss->num_mdp_paths; i++)
+ icc_set_bw(msm_mdss->mdp_path[i], 0, Bps_to_icc(MIN_IB_BW));
ret = clk_bulk_prepare_enable(msm_mdss->num_clocks, msm_mdss->clocks);
if (ret) {
@@ -286,8 +279,12 @@ static int msm_mdss_enable(struct msm_mdss *msm_mdss)
static int msm_mdss_disable(struct msm_mdss *msm_mdss)
{
+ int i;
+
clk_bulk_disable_unprepare(msm_mdss->num_clocks, msm_mdss->clocks);
- msm_mdss_icc_request_bw(msm_mdss, 0);
+
+ for (i = 0; i < msm_mdss->num_mdp_paths; i++)
+ icc_set_bw(msm_mdss->mdp_path[i], 0, 0);
return 0;
}
--
2.39.2
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