samsung-sm8650/android_kernel_samsung_sm8650-modules
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disp: msm: dsi: avoid DSI pll codes parsing in TVM

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pll_codes_region is not defined on TVM and not programmed.
So, adding TVM check to avoid parsing pll code data.

Change-Id: Ia6280ca3fc1b19866673a6767de465d17681add7
Signed-off-by: Raviteja Tamatam <quic_travitej@quicinc.com>
This commit is contained in:
Raviteja Tamatam
2022-06-09 15:28:28 -07:00
parent 7f6a4cdee7
commit 639f00c277
2 changed files with 5 additions and 4 deletions
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8
msm/dsi/dsi_pll.c
View File

@@ -247,7 +247,6 @@ int dsi_pll_init(struct platform_device *pdev, struct dsi_pll_resource **pll)
int rc = 0; int rc = 0;
const char *label; const char *label;
struct dsi_pll_resource *pll_res = NULL; struct dsi_pll_resource *pll_res = NULL;
bool in_trusted_vm = false;
if (!pdev->dev.of_node) { if (!pdev->dev.of_node) {
pr_err("Invalid DSI PHY node\n"); pr_err("Invalid DSI PHY node\n");
@@ -327,9 +326,10 @@ int dsi_pll_init(struct platform_device *pdev, struct dsi_pll_resource **pll)
if (dsi_pll_get_ioresources(pdev, &pll_res->gdsc_base, "gdsc_base")) if (dsi_pll_get_ioresources(pdev, &pll_res->gdsc_base, "gdsc_base"))
DSI_PLL_DBG(pll_res, "Unable to remap gdsc base resources\n"); DSI_PLL_DBG(pll_res, "Unable to remap gdsc base resources\n");
in_trusted_vm = of_property_read_bool(pdev->dev.of_node, pll_res->in_trusted_vm = of_property_read_bool(pdev->dev.of_node,
"qcom,dsi-pll-in-trusted-vm"); "qcom,dsi-pll-in-trusted-vm");
if (in_trusted_vm) {
if (pll_res->in_trusted_vm) {
DSI_PLL_INFO(pll_res, DSI_PLL_INFO(pll_res,
"Bypassing PLL clock register for Trusted VM\n"); "Bypassing PLL clock register for Trusted VM\n");
return rc; return rc;
@@ -346,7 +346,7 @@ int dsi_pll_init(struct platform_device *pdev, struct dsi_pll_resource **pll)
void dsi_pll_parse_dfps_data(struct platform_device *pdev, struct dsi_pll_resource *pll_res) void dsi_pll_parse_dfps_data(struct platform_device *pdev, struct dsi_pll_resource *pll_res)
{ {
if (!(pll_res->index)) { if (!(pll_res->index) && !(pll_res->in_trusted_vm)) {
if (dsi_pll_parse_dfps_from_dt(pdev, pll_res)) if (dsi_pll_parse_dfps_from_dt(pdev, pll_res))
dsi_pll_parse_dfps(pdev, pll_res); dsi_pll_parse_dfps(pdev, pll_res);
} }

1
msm/dsi/dsi_pll.h
View File

@@ -173,6 +173,7 @@ struct dsi_pll_resource {
* DSI PHY type DPHY/CPHY * DSI PHY type DPHY/CPHY
*/ */
enum dsi_phy_type type; enum dsi_phy_type type;
bool in_trusted_vm;
}; };
struct dsi_pll_clk { struct dsi_pll_clk {