This way around this can be extracted into common code. Also use a common cleanup function (and give it a generic name).
Signed-off-by: Daniel Vetter <[email protected]> --- drivers/char/agp/intel-gtt.c | 41 +++++++++++++++++++++++------------------ 1 files changed, 23 insertions(+), 18 deletions(-) diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c index fb324d7..f4308d3 100644 --- a/drivers/char/agp/intel-gtt.c +++ b/drivers/char/agp/intel-gtt.c @@ -853,6 +853,7 @@ static int intel_i830_create_gatt_table(struct agp_bridge_data *bridge) int page_order, ret; struct aper_size_info_fixed *size; int num_entries; + int gtt_map_size; u32 temp; size = agp_bridge->current_size; @@ -863,10 +864,19 @@ static int intel_i830_create_gatt_table(struct agp_bridge_data *bridge) pci_read_config_dword(intel_private.pcidev, I810_MMADDR, &temp); temp &= 0xfff80000; - intel_private.registers = ioremap(temp, 128 * 4096); + intel_private.registers = ioremap(temp, KB(64)); if (!intel_private.registers) return -ENOMEM; + intel_private.base.gtt_total_entries = intel_gtt_total_entries(); + gtt_map_size = intel_private.base.gtt_total_entries * 4; + + intel_private.gtt = ioremap(temp + I810_PTE_BASE, gtt_map_size); + if (!intel_private.gtt) { + iounmap(intel_private.registers); + return -ENOMEM; + } + temp = readl(intel_private.registers+I810_PGETBL_CTL) & 0xfffff000; global_cache_flush(); /* FIXME: ?? */ @@ -910,9 +920,9 @@ static int intel_i830_configure(void) if (agp_bridge->driver->needs_scratch_page) { for (i = intel_private.base.gtt_stolen_entries; i < current_size->num_entries; i++) { - writel(agp_bridge->scratch_page, intel_private.registers+I810_PTE_BASE+(i*4)); + writel(agp_bridge->scratch_page, intel_private.gtt+i); } - readl(intel_private.registers+I810_PTE_BASE+((i-1)*4)); /* PCI Posting. */ + readl(intel_private.gtt+i-1); /* PCI Posting. */ } global_cache_flush(); @@ -921,11 +931,6 @@ static int intel_i830_configure(void) return 0; } -static void intel_i830_cleanup(void) -{ - iounmap(intel_private.registers); -} - static int intel_i830_insert_entries(struct agp_memory *mem, off_t pg_start, int type) { @@ -972,9 +977,9 @@ static int intel_i830_insert_entries(struct agp_memory *mem, off_t pg_start, for (i = 0, j = pg_start; i < mem->page_count; i++, j++) { writel(agp_bridge->driver->mask_memory(agp_bridge, page_to_phys(mem->pages[i]), mask_type), - intel_private.registers+I810_PTE_BASE+(j*4)); + intel_private.gtt+j); } - readl(intel_private.registers+I810_PTE_BASE+((j-1)*4)); + readl(intel_private.gtt+j-1); out: ret = 0; @@ -998,9 +1003,9 @@ static int intel_i830_remove_entries(struct agp_memory *mem, off_t pg_start, } for (i = pg_start; i < (mem->page_count + pg_start); i++) { - writel(agp_bridge->scratch_page, intel_private.registers+I810_PTE_BASE+(i*4)); + writel(agp_bridge->scratch_page, intel_private.gtt+i); } - readl(intel_private.registers+I810_PTE_BASE+((i-1)*4)); + readl(intel_private.gtt+i-1); return 0; } @@ -1141,7 +1146,7 @@ static int intel_i9xx_configure(void) return 0; } -static void intel_i915_cleanup(void) +static void intel_gtt_cleanup(void) { if (intel_private.i9xx_flush_page) iounmap(intel_private.i9xx_flush_page); @@ -1413,7 +1418,7 @@ static const struct agp_bridge_driver intel_830_driver = { .needs_scratch_page = true, .configure = intel_i830_configure, .fetch_size = intel_fake_agp_fetch_size, - .cleanup = intel_i830_cleanup, + .cleanup = intel_gtt_cleanup, .mask_memory = intel_i810_mask_memory, .masks = intel_i810_masks, .agp_enable = intel_fake_agp_enable, @@ -1440,7 +1445,7 @@ static const struct agp_bridge_driver intel_915_driver = { .needs_scratch_page = true, .configure = intel_i9xx_configure, .fetch_size = intel_fake_agp_fetch_size, - .cleanup = intel_i915_cleanup, + .cleanup = intel_gtt_cleanup, .mask_memory = intel_i810_mask_memory, .masks = intel_i810_masks, .agp_enable = intel_fake_agp_enable, @@ -1473,7 +1478,7 @@ static const struct agp_bridge_driver intel_i965_driver = { .needs_scratch_page = true, .configure = intel_i9xx_configure, .fetch_size = intel_fake_agp_fetch_size, - .cleanup = intel_i915_cleanup, + .cleanup = intel_gtt_cleanup, .mask_memory = intel_i965_mask_memory, .masks = intel_i810_masks, .agp_enable = intel_fake_agp_enable, @@ -1506,7 +1511,7 @@ static const struct agp_bridge_driver intel_gen6_driver = { .needs_scratch_page = true, .configure = intel_i9xx_configure, .fetch_size = intel_fake_agp_fetch_size, - .cleanup = intel_i915_cleanup, + .cleanup = intel_gtt_cleanup, .mask_memory = intel_gen6_mask_memory, .masks = intel_i810_masks, .agp_enable = intel_fake_agp_enable, @@ -1539,7 +1544,7 @@ static const struct agp_bridge_driver intel_g33_driver = { .needs_scratch_page = true, .configure = intel_i9xx_configure, .fetch_size = intel_fake_agp_fetch_size, - .cleanup = intel_i915_cleanup, + .cleanup = intel_gtt_cleanup, .mask_memory = intel_i965_mask_memory, .masks = intel_i810_masks, .agp_enable = intel_fake_agp_enable, -- 1.7.2.2 _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
