djsundog/sharp-drm-driver-radxa-zero
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fix: pull gpio after we initialize the panel struct

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James Ward 2023-07-11 02:42:51 -04:00
parent 6383900718
commit 6ef6fd88a5
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1 changed files with 9 additions and 9 deletions
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18
drm_iface.c
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@ -527,6 +527,15 @@ int drm_probe(struct spi_device *spi)
} }
} }
// Allocate panel storage
panel = devm_drm_dev_alloc(dev, &sharp_memory_driver,
struct sharp_memory_panel, drm);
if (IS_ERR(panel)) {
printk(KERN_ERR "sharp_memory: failed to allocate panel\n");
return PTR_ERR(panel);
}
g_panel = panel;
// Initialize GPIO // Initialize GPIO
panel->gpio_scs = devm_gpiod_get_optional(dev, "scs", GPIOD_OUT_LOW); panel->gpio_scs = devm_gpiod_get_optional(dev, "scs", GPIOD_OUT_LOW);
if (IS_ERR(panel->gpio_scs)) if (IS_ERR(panel->gpio_scs))
@ -540,15 +549,6 @@ int drm_probe(struct spi_device *spi)
if (IS_ERR(panel->gpio_vcom)) if (IS_ERR(panel->gpio_vcom))
return dev_err_probe(dev, PTR_ERR(panel->gpio_vcom), "Failed to get GPIO 'vcom'\n"); return dev_err_probe(dev, PTR_ERR(panel->gpio_vcom), "Failed to get GPIO 'vcom'\n");
// Allocate panel storage
panel = devm_drm_dev_alloc(dev, &sharp_memory_driver,
struct sharp_memory_panel, drm);
if (IS_ERR(panel)) {
printk(KERN_ERR "sharp_memory: failed to allocate panel\n");
return PTR_ERR(panel);
}
g_panel = panel;
// Initalize DRM mode // Initalize DRM mode
drm = &panel->drm; drm = &panel->drm;
ret = drmm_mode_config_init(drm); ret = drmm_mode_config_init(drm);