---

yaml --- r: 174589 b: refs/heads/master c: 17e15b0 h: refs/heads/master i: 174587: 7060367 v: v3
git-mirror · Dec 2, 2009 · 89181eb · 89181eb
1 parent 94aa4d0
commit 89181eb
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Showing 6 changed files with 22 additions and 4 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: fcec570b27a47e428a9bfc8572ae4c7c230d0488
+refs/heads/master: 17e15b0c719b5ec0b344d3ebe3787b48315a0218
diff --git a/trunk/drivers/gpu/drm/radeon/r100.c b/trunk/drivers/gpu/drm/radeon/r100.c
@@ -94,6 +94,15 @@ int r100_pci_gart_init(struct radeon_device *rdev)
 	return radeon_gart_table_ram_alloc(rdev);
 }
 
+/* required on r1xx, r2xx, r300, r(v)350, r420/r481, rs400/rs480 */
+void r100_enable_bm(struct radeon_device *rdev)
+{
+	uint32_t tmp;
+	/* Enable bus mastering */
+	tmp = RREG32(RADEON_BUS_CNTL) & ~RADEON_BUS_MASTER_DIS;
+	WREG32(RADEON_BUS_CNTL, tmp);
+}
+
 int r100_pci_gart_enable(struct radeon_device *rdev)
 {
 	uint32_t tmp;
@@ -105,9 +114,6 @@ int r100_pci_gart_enable(struct radeon_device *rdev)
 	WREG32(RADEON_AIC_LO_ADDR, rdev->mc.gtt_location);
 	tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
 	WREG32(RADEON_AIC_HI_ADDR, tmp);
-	/* Enable bus mastering */
-	tmp = RREG32(RADEON_BUS_CNTL) & ~RADEON_BUS_MASTER_DIS;
-	WREG32(RADEON_BUS_CNTL, tmp);
 	/* set PCI GART page-table base address */
 	WREG32(RADEON_AIC_PT_BASE, rdev->gart.table_addr);
 	tmp = RREG32(RADEON_AIC_CNTL) | RADEON_PCIGART_TRANSLATE_EN;
@@ -3108,6 +3114,7 @@ static int r100_startup(struct radeon_device *rdev)
 	r100_gpu_init(rdev);
 	/* Initialize GART (initialize after TTM so we can allocate
 	 * memory through TTM but finalize after TTM) */
+	r100_enable_bm(rdev);
 	if (rdev->flags & RADEON_IS_PCI) {
 		r = r100_pci_gart_enable(rdev);
 		if (r)

diff --git a/trunk/drivers/gpu/drm/radeon/r300.c b/trunk/drivers/gpu/drm/radeon/r300.c
@@ -1193,6 +1193,12 @@ static int r300_startup(struct radeon_device *rdev)
 		if (r)
 			return r;
 	}
+
+	if (rdev->family == CHIP_R300 ||
+	    rdev->family == CHIP_R350 ||
+	    rdev->family == CHIP_RV350)
+		r100_enable_bm(rdev);
+
 	if (rdev->flags & RADEON_IS_PCI) {
 		r = r100_pci_gart_enable(rdev);
 		if (r)

diff --git a/trunk/drivers/gpu/drm/radeon/r420.c b/trunk/drivers/gpu/drm/radeon/r420.c
@@ -335,6 +335,9 @@ int r420_init(struct radeon_device *rdev)
 	if (r) {
 		return r;
 	}
+	if (rdev->family == CHIP_R420)
+		r100_enable_bm(rdev);
+
 	if (rdev->flags & RADEON_IS_PCIE) {
 		r = rv370_pcie_gart_init(rdev);
 		if (r)

diff --git a/trunk/drivers/gpu/drm/radeon/radeon.h b/trunk/drivers/gpu/drm/radeon/radeon.h
@@ -1029,6 +1029,7 @@ extern int r100_cs_parse_packet0(struct radeon_cs_parser *p,
 extern int r100_cs_packet_parse(struct radeon_cs_parser *p,
 				struct radeon_cs_packet *pkt,
 				unsigned idx);
+extern void r100_enable_bm(struct radeon_device *rdev);
 
 /* rv200,rv250,rv280 */
 extern void r200_set_safe_registers(struct radeon_device *rdev);

diff --git a/trunk/drivers/gpu/drm/radeon/rs400.c b/trunk/drivers/gpu/drm/radeon/rs400.c
@@ -387,6 +387,7 @@ static int rs400_startup(struct radeon_device *rdev)
 	r300_clock_startup(rdev);
 	/* Initialize GPU configuration (# pipes, ...) */
 	rs400_gpu_init(rdev);
+	r100_enable_bm(rdev);
 	/* Initialize GART (initialize after TTM so we can allocate
 	 * memory through TTM but finalize after TTM) */
 	r = rs400_gart_enable(rdev);