rtl88x2CE_WiFi_linux driver

hc

2024-05-10 cde9070d9970eef1f7ec2360586c802a16230ad8

 kernel/drivers/gpu/drm/r128/r128_cce.c
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@@ -29,13 +29,21 @@
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  *    Gareth Hughes <gareth@valinux.com>
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  */
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+#include <linux/delay.h>
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+#include <linux/dma-mapping.h>
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 #include <linux/firmware.h>
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+#include <linux/module.h>
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 #include <linux/platform_device.h>
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 #include <linux/slab.h>
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-#include <linux/module.h>
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+#include <linux/uaccess.h>
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-#include <drm/drmP.h>
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+#include <drm/drm_agpsupport.h>
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+#include <drm/drm_device.h>
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+#include <drm/drm_file.h>
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+#include <drm/drm_irq.h>
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+#include <drm/drm_print.h>
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 #include <drm/r128_drm.h>
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+
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 #include "r128_drv.h"
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 #define R128_FIFO_DEBUG		0
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@@ -85,7 +93,7 @@
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 	for (i = 0; i < dev_priv->usec_timeout; i++) {
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 		if (!(R128_READ(R128_PC_NGUI_CTLSTAT) & R128_PC_BUSY))
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 			return 0;
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-		DRM_UDELAY(1);
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+		udelay(1);
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 	}
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 #if R128_FIFO_DEBUG
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@@ -102,7 +110,7 @@
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 		int slots = R128_READ(R128_GUI_STAT) & R128_GUI_FIFOCNT_MASK;
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 		if (slots >= entries)
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 			return 0;
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-		DRM_UDELAY(1);
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+		udelay(1);
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 	}
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 #if R128_FIFO_DEBUG
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@@ -124,7 +132,7 @@
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 			r128_do_pixcache_flush(dev_priv);
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 			return 0;
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 		}
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-		DRM_UDELAY(1);
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+		udelay(1);
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 	}
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 #if R128_FIFO_DEBUG
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@@ -211,7 +219,7 @@
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 				return r128_do_pixcache_flush(dev_priv);
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 			}
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 		}
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-		DRM_UDELAY(1);
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+		udelay(1);
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 	}
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 #if R128_FIFO_DEBUG
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@@ -560,11 +568,12 @@
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 		dev_priv->gart_info.addr = NULL;
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 		dev_priv->gart_info.bus_addr = 0;
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 		dev_priv->gart_info.gart_reg_if = DRM_ATI_GART_PCI;
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-		if (!drm_ati_pcigart_init(dev, &dev_priv->gart_info)) {
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+		rc = drm_ati_pcigart_init(dev, &dev_priv->gart_info);
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+		if (rc) {
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 			DRM_ERROR("failed to init PCI GART!\n");
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 			dev->dev_private = (void *)dev_priv;
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 			r128_do_cleanup_cce(dev);
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-			return -ENOMEM;
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+			return rc;
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 		}
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 		R128_WRITE(R128_PCI_GART_PAGE, dev_priv->gart_info.bus_addr);
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 #if IS_ENABLED(CONFIG_AGP)
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@@ -837,7 +846,7 @@
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 				return buf;
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 			}
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 		}
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-		DRM_UDELAY(1);
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+		udelay(1);
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 	}
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 	DRM_DEBUG("returning NULL!\n");
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@@ -869,7 +878,7 @@
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 		r128_update_ring_snapshot(dev_priv);
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 		if (ring->space >= n)
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 			return 0;
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-		DRM_UDELAY(1);
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+		udelay(1);
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 	}
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 	/* FIXME: This is being ignored... */
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@@ -915,7 +924,7 @@
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 	 */
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 	if (d->send_count != 0) {
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 		DRM_ERROR("Process %d trying to send %d buffers via drmDMA\n",
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-			  DRM_CURRENTPID, d->send_count);
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+			  task_pid_nr(current), d->send_count);
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 		return -EINVAL;
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 	}
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@@ -923,7 +932,7 @@
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 	 */
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 	if (d->request_count < 0 || d->request_count > dma->buf_count) {
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 		DRM_ERROR("Process %d trying to get %d buffers (of %d max)\n",
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-			  DRM_CURRENTPID, d->request_count, dma->buf_count);
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+			  task_pid_nr(current), d->request_count, dma->buf_count);
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 		return -EINVAL;
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 	}
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