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path: root/drivers/ide/pci/scc_pata.c
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Diffstat (limited to 'drivers/ide/pci/scc_pata.c')
-rw-r--r--drivers/ide/pci/scc_pata.c28
1 files changed, 10 insertions, 18 deletions
diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c
index 66a526e0ece4..67f06dd11b34 100644
--- a/drivers/ide/pci/scc_pata.c
+++ b/drivers/ide/pci/scc_pata.c
@@ -190,15 +190,15 @@ scc_ide_outsl(unsigned long port, void *addr, u32 count)
190} 190}
191 191
192/** 192/**
193 * scc_tune_pio - tune a drive PIO mode 193 * scc_set_pio_mode - set host controller for PIO mode
194 * @drive: drive to tune 194 * @drive: drive
195 * @mode_wanted: the target operating mode 195 * @pio: PIO mode number
196 * 196 *
197 * Load the timing settings for this device mode into the 197 * Load the timing settings for this device mode into the
198 * controller. 198 * controller.
199 */ 199 */
200 200
201static void scc_tune_pio(ide_drive_t *drive, const u8 pio) 201static void scc_set_pio_mode(ide_drive_t *drive, const u8 pio)
202{ 202{
203 ide_hwif_t *hwif = HWIF(drive); 203 ide_hwif_t *hwif = HWIF(drive);
204 struct scc_ports *ports = ide_get_hwifdata(hwif); 204 struct scc_ports *ports = ide_get_hwifdata(hwif);
@@ -221,22 +221,16 @@ static void scc_tune_pio(ide_drive_t *drive, const u8 pio)
221 out_be32((void __iomem *)pioct_port, reg); 221 out_be32((void __iomem *)pioct_port, reg);
222} 222}
223 223
224static void scc_set_pio_mode(ide_drive_t *drive, const u8 pio)
225{
226 scc_tune_pio(drive, pio);
227 ide_config_drive_speed(drive, XFER_PIO_0 + pio);
228}
229
230/** 224/**
231 * scc_tune_chipset - tune a drive DMA mode 225 * scc_set_dma_mode - set host controller for DMA mode
232 * @drive: Drive to set up 226 * @drive: drive
233 * @speed: speed we want to achieve 227 * @speed: DMA mode
234 * 228 *
235 * Load the timing settings for this device mode into the 229 * Load the timing settings for this device mode into the
236 * controller. 230 * controller.
237 */ 231 */
238 232
239static int scc_tune_chipset(ide_drive_t *drive, const u8 speed) 233static void scc_set_dma_mode(ide_drive_t *drive, const u8 speed)
240{ 234{
241 ide_hwif_t *hwif = HWIF(drive); 235 ide_hwif_t *hwif = HWIF(drive);
242 struct scc_ports *ports = ide_get_hwifdata(hwif); 236 struct scc_ports *ports = ide_get_hwifdata(hwif);
@@ -271,7 +265,7 @@ static int scc_tune_chipset(ide_drive_t *drive, const u8 speed)
271 idx = speed - XFER_UDMA_0; 265 idx = speed - XFER_UDMA_0;
272 break; 266 break;
273 default: 267 default:
274 return 1; 268 return;
275 } 269 }
276 270
277 jcactsel = JCACTSELtbl[offset][idx]; 271 jcactsel = JCACTSELtbl[offset][idx];
@@ -287,8 +281,6 @@ static int scc_tune_chipset(ide_drive_t *drive, const u8 speed)
287 } 281 }
288 reg = JCTSStbl[offset][idx] << 16 | JCENVTtbl[offset][idx]; 282 reg = JCTSStbl[offset][idx] << 16 | JCENVTtbl[offset][idx];
289 out_be32((void __iomem *)udenvt_port, reg); 283 out_be32((void __iomem *)udenvt_port, reg);
290
291 return ide_config_drive_speed(drive, speed);
292} 284}
293 285
294/** 286/**
@@ -708,8 +700,8 @@ static void __devinit init_hwif_scc(ide_hwif_t *hwif)
708 700
709 hwif->dma_setup = scc_dma_setup; 701 hwif->dma_setup = scc_dma_setup;
710 hwif->ide_dma_end = scc_ide_dma_end; 702 hwif->ide_dma_end = scc_ide_dma_end;
711 hwif->speedproc = scc_tune_chipset;
712 hwif->set_pio_mode = scc_set_pio_mode; 703 hwif->set_pio_mode = scc_set_pio_mode;
704 hwif->set_dma_mode = scc_set_dma_mode;
713 hwif->ide_dma_check = scc_config_drive_for_dma; 705 hwif->ide_dma_check = scc_config_drive_for_dma;
714 hwif->ide_dma_test_irq = scc_dma_test_irq; 706 hwif->ide_dma_test_irq = scc_dma_test_irq;
715 hwif->udma_filter = scc_udma_filter; 707 hwif->udma_filter = scc_udma_filter;