118 static int mlxbf2_gpio_lock_acquire(struct mlxbf2_gpio_context *gs)  in mlxbf2_gpio_lock_acquire()  argument
123 	spin_lock(&gs->gc.bgpio_lock);  in mlxbf2_gpio_lock_acquire()
131 		spin_unlock(&gs->gc.bgpio_lock);  in mlxbf2_gpio_lock_acquire()
144 static void mlxbf2_gpio_lock_release(struct mlxbf2_gpio_context *gs)  in mlxbf2_gpio_lock_release()  argument
145 	__releases(&gs->gc.bgpio_lock)  in mlxbf2_gpio_lock_release()
149 	spin_unlock(&gs->gc.bgpio_lock);  in mlxbf2_gpio_lock_release()
174 	struct mlxbf2_gpio_context *gs = gpiochip_get_data(chip);  in mlxbf2_gpio_direction_input()  local
181 	ret = mlxbf2_gpio_lock_acquire(gs);  in mlxbf2_gpio_direction_input()
185 	writel(BIT(offset), gs->gpio_io + YU_GPIO_MODE0_CLEAR);  in mlxbf2_gpio_direction_input()
186 	writel(BIT(offset), gs->gpio_io + YU_GPIO_MODE1_CLEAR);  in mlxbf2_gpio_direction_input()
188 	mlxbf2_gpio_lock_release(gs);  in mlxbf2_gpio_direction_input()
201 	struct mlxbf2_gpio_context *gs = gpiochip_get_data(chip);  in mlxbf2_gpio_direction_output()  local
209 	ret = mlxbf2_gpio_lock_acquire(gs);  in mlxbf2_gpio_direction_output()
213 	writel(BIT(offset), gs->gpio_io + YU_GPIO_MODE1_CLEAR);  in mlxbf2_gpio_direction_output()
214 	writel(BIT(offset), gs->gpio_io + YU_GPIO_MODE0_SET);  in mlxbf2_gpio_direction_output()
216 	mlxbf2_gpio_lock_release(gs);  in mlxbf2_gpio_direction_output()
225 	struct mlxbf2_gpio_context *gs;  in mlxbf2_gpio_probe()  local
231 	gs = devm_kzalloc(dev, sizeof(*gs), GFP_KERNEL);  in mlxbf2_gpio_probe()
232 	if (!gs)  in mlxbf2_gpio_probe()
236 	gs->gpio_io = devm_platform_ioremap_resource(pdev, 0);  in mlxbf2_gpio_probe()
237 	if (IS_ERR(gs->gpio_io))  in mlxbf2_gpio_probe()
238 		return PTR_ERR(gs->gpio_io);  in mlxbf2_gpio_probe()
249 	gc = &gs->gc;  in mlxbf2_gpio_probe()
252 			gs->gpio_io + YU_GPIO_DATAIN,  in mlxbf2_gpio_probe()
253 			gs->gpio_io + YU_GPIO_DATASET,  in mlxbf2_gpio_probe()
254 			gs->gpio_io + YU_GPIO_DATACLEAR,  in mlxbf2_gpio_probe()
269 	platform_set_drvdata(pdev, gs);  in mlxbf2_gpio_probe()
271 	ret = devm_gpiochip_add_data(dev, &gs->gc, gs);  in mlxbf2_gpio_probe()
282 	struct mlxbf2_gpio_context *gs = dev_get_drvdata(dev);  in mlxbf2_gpio_suspend()  local
284 	gs->csave_regs->gpio_mode0 = readl(gs->gpio_io +  in mlxbf2_gpio_suspend()
286 	gs->csave_regs->gpio_mode1 = readl(gs->gpio_io +  in mlxbf2_gpio_suspend()
294 	struct mlxbf2_gpio_context *gs = dev_get_drvdata(dev);  in mlxbf2_gpio_resume()  local
296 	writel(gs->csave_regs->gpio_mode0, gs->gpio_io +  in mlxbf2_gpio_resume()
298 	writel(gs->csave_regs->gpio_mode1, gs->gpio_io +  in mlxbf2_gpio_resume()