guix/gnu/packages/patches/xf86-video-siliconmotion-fix-ftbfs.patch

From eee8fd4c489a693344da0bba14cfa54c54610b89 Mon Sep 17 00:00:00 2001
From: Maarten Lankhorst <maarten.lankhorst@ubuntu.com>
Date: Thu, 9 Mar 2017 13:31:34 +0200
Subject: [PATCH] Fix build against xorg server 1.17 on certain architectures

Fixes at least arm64, likely also hppa, m68k, sh4.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@ubuntu.com>
---
 src/regsmi.h       | 18 ++++++++++++++++++
 src/smi.h          |  2 ++
 src/smi_driver.c   | 19 +++++++++----------
 src/smilynx_crtc.c |  6 +++---
 src/smilynx_hw.c   |  5 ++---
 5 files changed, 34 insertions(+), 16 deletions(-)

diff --git a/src/regsmi.h b/src/regsmi.h
index 5dd0320..69205ba 100644
--- a/src/regsmi.h
+++ b/src/regsmi.h
@@ -64,8 +64,13 @@ VGAIN8_INDEX(SMIPtr pSmi, int indexPort, int dataPort, CARD8 index)
 	MMIO_OUT8(pSmi->IOBase, indexPort, index);
 	return(MMIO_IN8(pSmi->IOBase, dataPort));
     } else {
+#ifdef XSERVER_LIBPCIACCESS
+	pci_io_write8(pSmi->io, indexPort, index);
+	return pci_io_read8(pSmi->io, dataPort);
+#else
 	outb(pSmi->PIOBase + indexPort, index);
 	return(inb(pSmi->PIOBase + dataPort));
+#endif
     }
 }
 
@@ -76,8 +81,13 @@ VGAOUT8_INDEX(SMIPtr pSmi, int indexPort, int dataPort, CARD8 index, CARD8 data)
 	MMIO_OUT8(pSmi->IOBase, indexPort, index);
 	MMIO_OUT8(pSmi->IOBase, dataPort, data);
     } else {
+#ifdef XSERVER_LIBPCIACCESS
+	pci_io_write8(pSmi->io, indexPort, index);
+	pci_io_write8(pSmi->io, dataPort, data);
+#else
 	outb(pSmi->PIOBase + indexPort, index);
 	outb(pSmi->PIOBase + dataPort, data);
+#endif
     }
 }
 
@@ -87,7 +97,11 @@ VGAIN8(SMIPtr pSmi, int port)
     if (pSmi->IOBase) {
 	return(MMIO_IN8(pSmi->IOBase, port));
     } else {
+#ifdef XSERVER_LIBPCIACCESS
+	return pci_io_read8(pSmi->io, port);
+#else
 	return(inb(pSmi->PIOBase + port));
+#endif
     }
 }
 
@@ -97,7 +111,11 @@ VGAOUT8(SMIPtr pSmi, int port, CARD8 data)
     if (pSmi->IOBase) {
 	MMIO_OUT8(pSmi->IOBase, port, data);
     } else {
+#ifdef XSERVER_LIBPCIACCESS
+	pci_io_write8(pSmi->io, port, data);
+#else
 	outb(pSmi->PIOBase + port, data);
+#endif
     }
 }
 
diff --git a/src/smi.h b/src/smi.h
index 2742c8d..1f20a2d 100644
--- a/src/smi.h
+++ b/src/smi.h
@@ -171,6 +171,8 @@ typedef struct
     pciVideoPtr		PciInfo;	/* PCI info vars */
 #ifndef XSERVER_LIBPCIACCESS
     PCITAG		PciTag;
+#else
+    struct pci_io_handle *io;
 #endif
     int			Chipset;	/* Chip info, set using PCI
 					   above */
diff --git a/src/smi_driver.c b/src/smi_driver.c
index 8949cae..6bdf64d 100644
--- a/src/smi_driver.c
+++ b/src/smi_driver.c
@@ -446,6 +446,9 @@ SMI_PreInit(ScrnInfoPtr pScrn, int flags)
 	pSmi->PIOBase = hwp->PIOOffset;
 #else
 	pSmi->PIOBase = 0;
+#ifdef XSERVER_LIBPCIACCESS
+	pSmi->io = hwp->io;
+#endif
 #endif
 
 	xf86ErrorFVerb(VERBLEV, "\tSMI_PreInit vgaCRIndex=%x, vgaIOBase=%x, "
@@ -2022,16 +2025,14 @@ SMI_EnableMmio(ScrnInfoPtr pScrn)
 	vgaHWSetStdFuncs(hwp);
 
 	/* Enable linear mode */
-	outb(pSmi->PIOBase + VGA_SEQ_INDEX, 0x18);
-	tmp = inb(pSmi->PIOBase + VGA_SEQ_DATA);
+	tmp = VGAIN8_INDEX(pSmi, VGA_SEQ_INDEX, VGA_SEQ_DATA, 0x18);
 	pSmi->SR18Value = tmp;					/* PDR#521 */
-	outb(pSmi->PIOBase + VGA_SEQ_DATA, tmp | 0x11);
+	VGAOUT8_INDEX(pSmi, VGA_SEQ_INDEX, VGA_SEQ_DATA, 0x18, tmp | 0x11);
 
 	/* Enable 2D/3D Engine and Video Processor */
-	outb(pSmi->PIOBase + VGA_SEQ_INDEX, 0x21);
-	tmp = inb(pSmi->PIOBase + VGA_SEQ_DATA);
+	tmp = VGAIN8_INDEX(pSmi, VGA_SEQ_INDEX, VGA_SEQ_DATA, 0x21);
 	pSmi->SR21Value = tmp;					/* PDR#521 */
-	outb(pSmi->PIOBase + VGA_SEQ_DATA, tmp & ~0x03);
+	VGAOUT8_INDEX(pSmi, VGA_SEQ_INDEX, VGA_SEQ_DATA, 0x21, tmp & ~0x03);
     }
 
     LEAVE();
@@ -2050,12 +2051,10 @@ SMI_DisableMmio(ScrnInfoPtr pScrn)
 	vgaHWSetStdFuncs(hwp);
 
 	/* Disable 2D/3D Engine and Video Processor */
-	outb(pSmi->PIOBase + VGA_SEQ_INDEX, 0x21);
-	outb(pSmi->PIOBase + VGA_SEQ_DATA, pSmi->SR21Value);	/* PDR#521 */
+	VGAOUT8_INDEX(pSmi, VGA_SEQ_INDEX, VGA_SEQ_DATA, 0x21, pSmi->SR21Value);	/* PDR#521 */
 
 	/* Disable linear mode */
-	outb(pSmi->PIOBase + VGA_SEQ_INDEX, 0x18);
-	outb(pSmi->PIOBase + VGA_SEQ_DATA, pSmi->SR18Value);	/* PDR#521 */
+	VGAOUT8_INDEX(pSmi, VGA_SEQ_INDEX, VGA_SEQ_DATA, 0x18, pSmi->SR18Value);	/* PDR#521 */
     }
 
     LEAVE();
diff --git a/src/smilynx_crtc.c b/src/smilynx_crtc.c
index fb7183c..f4d8b4e 100644
--- a/src/smilynx_crtc.c
+++ b/src/smilynx_crtc.c
@@ -619,9 +619,9 @@ SMILynx_CrtcModeSet_bios(xf86CrtcPtr crtc,
     xf86ExecX86int10(pSmi->pInt10);
 
     /* Enable linear mode. */
-    outb(pSmi->PIOBase + VGA_SEQ_INDEX, 0x18);
-    tmp = inb(pSmi->PIOBase + VGA_SEQ_DATA);
-    outb(pSmi->PIOBase + VGA_SEQ_DATA, tmp | 0x01);
+    VGAOUT8(pSmi, VGA_SEQ_INDEX, 0x18);
+    tmp = VGAIN8(pSmi, VGA_SEQ_DATA);
+    VGAOUT8(pSmi, VGA_SEQ_DATA, tmp | 0x01);
 
     /* Enable DPR/VPR registers. */
     tmp = VGAIN8_INDEX(pSmi, VGA_SEQ_INDEX, VGA_SEQ_DATA, 0x21);
diff --git a/src/smilynx_hw.c b/src/smilynx_hw.c
index b2ee8a5..40aa5a4 100644
--- a/src/smilynx_hw.c
+++ b/src/smilynx_hw.c
@@ -365,9 +365,8 @@ SMILynx_WriteMode(ScrnInfoPtr pScrn, vgaRegPtr vgaSavePtr, SMIRegPtr restore)
 	xf86ExecX86int10(pSmi->pInt10);
 
 	/* Enable linear mode. */
-	outb(pSmi->PIOBase + VGA_SEQ_INDEX, 0x18);
-	tmp = inb(pSmi->PIOBase + VGA_SEQ_DATA);
-	outb(pSmi->PIOBase + VGA_SEQ_DATA, tmp | 0x01);
+	tmp = VGAIN8_INDEX(pSmi, VGA_SEQ_INDEX, VGA_SEQ_DATA, 0x18);
+	VGAOUT8_INDEX(pSmi, VGA_SEQ_INDEX, VGA_SEQ_DATA, 0x18, tmp | 0x01);
 
 	/* Enable DPR/VPR registers. */
 	tmp = VGAIN8_INDEX(pSmi, VGA_SEQ_INDEX, VGA_SEQ_DATA, 0x21);
-- 
2.7.4